From cc6d0c4ff9f38906580c05802f661d69192f2eb6 Mon Sep 17 00:00:00 2001 From: nbd Date: Mon, 20 Sep 2010 18:00:05 +0000 Subject: gcc: add an updated version of 4.4.1+cs - successfully builds a toolchain now, please test! git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23101 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- .../4.4.1+cs/000-codesourcery_2009q3_68.patch | 69035 ------------------- .../4.4.1+cs/000-codesourcery_2010_71.patch | 29759 ++++++++ .../gcc/patches/4.4.1+cs/600-ubicom_support.patch | 24 +- .../gcc/patches/4.4.1+cs/820-libgcc_pic.patch | 6 +- .../gcc/patches/4.4.1+cs/910-mbsd_multi.patch | 14 +- .../993-arm_insn-opinit-RTX_CODE-fixup.patch | 4 +- toolchain/gcc/patches/4.4.1+cs/999-coldfire.patch | 6 +- 7 files changed, 29776 insertions(+), 69072 deletions(-) delete mode 100644 toolchain/gcc/patches/4.4.1+cs/000-codesourcery_2009q3_68.patch create mode 100644 toolchain/gcc/patches/4.4.1+cs/000-codesourcery_2010_71.patch (limited to 'toolchain/gcc/patches/4.4.1+cs') diff --git a/toolchain/gcc/patches/4.4.1+cs/000-codesourcery_2009q3_68.patch b/toolchain/gcc/patches/4.4.1+cs/000-codesourcery_2009q3_68.patch deleted file mode 100644 index 88be9a85ff..0000000000 --- a/toolchain/gcc/patches/4.4.1+cs/000-codesourcery_2009q3_68.patch +++ /dev/null @@ -1,69035 +0,0 @@ -diff -Nur a/config/mh-mingw b/config/mh-mingw ---- a/config/mh-mingw 2008-11-21 14:54:41.000000000 +0100 -+++ b/config/mh-mingw 2010-01-25 09:50:28.945687353 +0100 -@@ -1,6 +1,8 @@ - # Add -D__USE_MINGW_ACCESS to enable the built compiler to work on Windows - # Vista (see PR33281 for details). --BOOT_CFLAGS += -D__USE_MINGW_ACCESS -Wno-pedantic-ms-format --CFLAGS += -D__USE_MINGW_ACCESS -+# Because we wrap access in libiberty/cygpath.c, we do not want to use -+# the MinGW wrappers for access. -+BOOT_CFLAGS += -Wno-pedantic-ms-format -+# CFLAGS += -D__USE_MINGW_ACCESS - # Increase stack limit to same as Linux default. - LDFLAGS += -Wl,--stack,8388608 -diff -Nur a/config/stdint.m4 b/config/stdint.m4 ---- a/config/stdint.m4 2007-04-12 15:06:43.000000000 +0200 -+++ b/config/stdint.m4 2010-01-25 09:50:28.945687353 +0100 -@@ -115,19 +115,19 @@ - - # Lacking an uintptr_t? Test size of void * - case "$acx_cv_header_stdint:$ac_cv_type_uintptr_t" in -- stddef.h:* | *:no) AC_CHECK_SIZEOF(void *) ;; -+ stddef.h:* | *:no) AC_CHECK_SIZEOF(void *,,/* no standard headers */) ;; - esac - - # Lacking an uint64_t? Test size of long - case "$acx_cv_header_stdint:$ac_cv_type_uint64_t:$ac_cv_type_u_int64_t" in -- stddef.h:*:* | *:no:no) AC_CHECK_SIZEOF(long) ;; -+ stddef.h:*:* | *:no:no) AC_CHECK_SIZEOF(long,,/* no standard headers */) ;; - esac - - if test $acx_cv_header_stdint = stddef.h; then - # Lacking a good header? Test size of everything and deduce all types. -- AC_CHECK_SIZEOF(int) -- AC_CHECK_SIZEOF(short) -- AC_CHECK_SIZEOF(char) -+ AC_CHECK_SIZEOF(int,,/* no standard headers */) -+ AC_CHECK_SIZEOF(short,,/* no standard headers */) -+ AC_CHECK_SIZEOF(char,,/* no standard headers */) - - AC_MSG_CHECKING(for type equivalent to int8_t) - case "$ac_cv_sizeof_char" in -diff -Nur a/config/tls.m4 b/config/tls.m4 ---- a/config/tls.m4 2009-01-23 05:58:03.000000000 +0100 -+++ b/config/tls.m4 2010-01-25 09:50:28.945687353 +0100 -@@ -1,5 +1,6 @@ - dnl Check whether the target supports TLS. - AC_DEFUN([GCC_CHECK_TLS], [ -+ AC_REQUIRE([AC_CANONICAL_HOST]) - GCC_ENABLE(tls, yes, [], [Use thread-local storage]) - AC_CACHE_CHECK([whether the target supports thread-local storage], - gcc_cv_have_tls, [ -@@ -66,7 +67,24 @@ - [dnl This is the cross-compiling case. Assume libc supports TLS if the - dnl binutils and the compiler do. - AC_LINK_IFELSE([__thread int a; int b; int main() { return a = b; }], -- [gcc_cv_have_tls=yes], [gcc_cv_have_tls=no]) -+ [chktls_save_LDFLAGS="$LDFLAGS" -+ dnl Shared library options may depend on the host; this check -+ dnl is only known to be needed for GNU/Linux. -+ case $host in -+ *-*-linux*) -+ LDFLAGS="-shared -Wl,--no-undefined $LDFLAGS" -+ ;; -+ esac -+ chktls_save_CFLAGS="$CFLAGS" -+ CFLAGS="-fPIC $CFLAGS" -+ dnl If -shared works, test if TLS works in a shared library. -+ AC_LINK_IFELSE([int f() { return 0; }], -+ [AC_LINK_IFELSE([__thread int a; int b; int f() { return a = b; }], -+ [gcc_cv_have_tls=yes], -+ [gcc_cv_have_tls=no])], -+ [gcc_cv_have_tls=yes]) -+ CFLAGS="$chktls_save_CFLAGS" -+ LDFLAGS="$chktls_save_LDFLAGS"], [gcc_cv_have_tls=no]) - ] - )]) - if test "$enable_tls $gcc_cv_have_tls" = "yes yes"; then -diff -Nur a/configure b/configure ---- a/configure 2009-04-25 06:10:29.000000000 +0200 -+++ b/configure 2010-01-25 09:50:28.945687353 +0100 -@@ -2277,7 +2277,7 @@ - noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}" - ;; - *-*-vxworks*) -- noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}" -+ noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}" - ;; - alpha*-dec-osf*) - # ld works, but does not support shared libraries. -diff -Nur a/configure.ac b/configure.ac ---- a/configure.ac 2009-04-25 06:10:29.000000000 +0200 -+++ b/configure.ac 2010-01-25 09:50:28.945687353 +0100 -@@ -512,7 +512,7 @@ - noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}" - ;; - *-*-vxworks*) -- noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}" -+ noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj}" - ;; - alpha*-dec-osf*) - # ld works, but does not support shared libraries. -diff -Nur a/fixincludes/fixincl.tpl b/fixincludes/fixincl.tpl ---- a/fixincludes/fixincl.tpl 2008-09-06 21:57:26.000000000 +0200 -+++ b/fixincludes/fixincl.tpl 2010-01-25 09:50:28.945687353 +0100 -@@ -38,7 +38,7 @@ - #ifndef SED_PROGRAM - #define SED_PROGRAM "/usr/bin/sed" - #endif --static char const sed_cmd_z[] = SED_PROGRAM; -+static char const sed_cmd_z[] = "sed"; - [= - - FOR fix =] -diff -Nur a/fixincludes/fixincl.x b/fixincludes/fixincl.x ---- a/fixincludes/fixincl.x 2009-02-28 19:13:31.000000000 +0100 -+++ b/fixincludes/fixincl.x 2010-01-25 09:50:28.945687353 +0100 -@@ -2,11 +2,11 @@ - * - * DO NOT EDIT THIS FILE (fixincl.x) - * -- * It has been AutoGen-ed Saturday February 28, 2009 at 10:11:41 AM PST -+ * It has been AutoGen-ed Monday July 20, 2009 at 01:53:53 PM PDT - * From the definitions inclhack.def - * and the template file fixincl - */ --/* DO NOT SVN-MERGE THIS FILE, EITHER Sat Feb 28 10:11:41 PST 2009 -+/* DO NOT SVN-MERGE THIS FILE, EITHER Mon Jul 20 13:53:53 PDT 2009 - * - * You must regenerate it. Use the ./genfixes script. - * -@@ -15,7 +15,7 @@ - * certain ANSI-incompatible system header files which are fixed to work - * correctly with ANSI C and placed in a directory that GNU C will search. - * -- * This file contains 180 fixup descriptions. -+ * This file contains 181 fixup descriptions. - * - * See README for more information. - * -@@ -39,7 +39,7 @@ - #ifndef SED_PROGRAM - #define SED_PROGRAM "/usr/bin/sed" - #endif --static char const sed_cmd_z[] = SED_PROGRAM; -+static char const sed_cmd_z[] = "sed"; - - /* * * * * * * * * * * * * * * * * * * * * * * * * * - * -@@ -2300,6 +2300,42 @@ - - /* * * * * * * * * * * * * * * * * * * * * * * * * * - * -+ * Description of Glibc_String2_Memset fix -+ */ -+tSCC zGlibc_String2_MemsetName[] = -+ "glibc_string2_memset"; -+ -+/* -+ * File name selection pattern -+ */ -+tSCC zGlibc_String2_MemsetList[] = -+ "bits/string2.h\0"; -+/* -+ * Machine/OS name selection pattern -+ */ -+#define apzGlibc_String2_MemsetMachs (const char**)NULL -+ -+/* -+ * content selection pattern - do fix if pattern found -+ */ -+tSCC zGlibc_String2_MemsetSelect0[] = -+ "#ifndef _HAVE_STRING_ARCH_memset\n\ -+# if _STRING_ARCH_unaligned"; -+ -+#define GLIBC_STRING2_MEMSET_TEST_CT 1 -+static tTestDesc aGlibc_String2_MemsetTests[] = { -+ { TT_EGREP, zGlibc_String2_MemsetSelect0, (regex_t*)NULL }, }; -+ -+/* -+ * Fix Command Arguments for Glibc_String2_Memset -+ */ -+static const char* apzGlibc_String2_MemsetPatch[] = { -+ "format", -+ "%0 && 0", -+ (char*)NULL }; -+ -+/* * * * * * * * * * * * * * * * * * * * * * * * * * -+ * - * Description of Gnu_Types fix - */ - tSCC zGnu_TypesName[] = -@@ -5617,8 +5653,7 @@ - * Machine/OS name selection pattern - */ - tSCC* apzSolaris_Mutex_Init_2Machs[] = { -- "*-*-solaris2.[0-9]", -- "*-*-solaris2.[0-9][!0-9]*", -+ "*-*-solaris*", - (const char*)NULL }; - - /* -@@ -5627,8 +5662,15 @@ - tSCC zSolaris_Mutex_Init_2Select0[] = - "@\\(#\\)pthread.h[ \t]+1.[0-9]+[ \t]+[0-9/]+ SMI"; - --#define SOLARIS_MUTEX_INIT_2_TEST_CT 1 -+/* -+ * perform the 'test' shell command - do fix on success -+ */ -+tSCC zSolaris_Mutex_Init_2Test0[] = -+ " -n \"`grep '#if __STDC__ - 0 == 0 && !defined(_NO_LONGLONG)' \\`dirname $file\\`/sys/types.h`\""; -+ -+#define SOLARIS_MUTEX_INIT_2_TEST_CT 2 - static tTestDesc aSolaris_Mutex_Init_2Tests[] = { -+ { TT_TEST, zSolaris_Mutex_Init_2Test0, 0 /* unused */ }, - { TT_EGREP, zSolaris_Mutex_Init_2Select0, (regex_t*)NULL }, }; - - /* -@@ -5670,8 +5712,15 @@ - tSCC zSolaris_Rwlock_Init_1Select0[] = - "@\\(#\\)pthread.h[ \t]+1.[0-9]+[ \t]+[0-9/]+ SMI"; - --#define SOLARIS_RWLOCK_INIT_1_TEST_CT 1 -+/* -+ * perform the 'test' shell command - do fix on success -+ */ -+tSCC zSolaris_Rwlock_Init_1Test0[] = -+ " -n \"`grep '#if __STDC__ - 0 == 0 && !defined(_NO_LONGLONG)' \\`dirname $file\\`/sys/types.h`\""; -+ -+#define SOLARIS_RWLOCK_INIT_1_TEST_CT 2 - static tTestDesc aSolaris_Rwlock_Init_1Tests[] = { -+ { TT_TEST, zSolaris_Rwlock_Init_1Test0, 0 /* unused */ }, - { TT_EGREP, zSolaris_Rwlock_Init_1Select0, (regex_t*)NULL }, }; - - /* -@@ -5741,8 +5790,7 @@ - * Machine/OS name selection pattern - */ - tSCC* apzSolaris_Once_Init_2Machs[] = { -- "*-*-solaris2.[0-9]", -- "*-*-solaris2.[0-9][!0-9]*", -+ "*-*-solaris*", - (const char*)NULL }; - - /* -@@ -5751,8 +5799,15 @@ - tSCC zSolaris_Once_Init_2Select0[] = - "@\\(#\\)pthread.h[ \t]+1.[0-9]+[ \t]+[0-9/]+ SMI"; - --#define SOLARIS_ONCE_INIT_2_TEST_CT 1 -+/* -+ * perform the 'test' shell command - do fix on success -+ */ -+tSCC zSolaris_Once_Init_2Test0[] = -+ " -n \"`grep '#if __STDC__ - 0 == 0 && !defined(_NO_LONGLONG)' \\`dirname $file\\`/sys/types.h`\""; -+ -+#define SOLARIS_ONCE_INIT_2_TEST_CT 2 - static tTestDesc aSolaris_Once_Init_2Tests[] = { -+ { TT_TEST, zSolaris_Once_Init_2Test0, 0 /* unused */ }, - { TT_EGREP, zSolaris_Once_Init_2Select0, (regex_t*)NULL }, }; - - /* -@@ -7308,9 +7363,9 @@ - * - * List of all fixes - */ --#define REGEX_COUNT 226 --#define MACH_LIST_SIZE_LIMIT 181 --#define FIX_COUNT 180 -+#define REGEX_COUNT 227 -+#define MACH_LIST_SIZE_LIMIT 169 -+#define FIX_COUNT 181 - - /* - * Enumerate the fixes -@@ -7371,6 +7426,7 @@ - GLIBC_C99_INLINE_3_FIXIDX, - GLIBC_C99_INLINE_4_FIXIDX, - GLIBC_MUTEX_INIT_FIXIDX, -+ GLIBC_STRING2_MEMSET_FIXIDX, - GNU_TYPES_FIXIDX, - HP_INLINE_FIXIDX, - HP_SYSFILE_FIXIDX, -@@ -7774,6 +7830,11 @@ - GLIBC_MUTEX_INIT_TEST_CT, FD_MACH_ONLY, - aGlibc_Mutex_InitTests, apzGlibc_Mutex_InitPatch, 0 }, - -+ { zGlibc_String2_MemsetName, zGlibc_String2_MemsetList, -+ apzGlibc_String2_MemsetMachs, -+ GLIBC_STRING2_MEMSET_TEST_CT, FD_MACH_ONLY | FD_SUBROUTINE, -+ aGlibc_String2_MemsetTests, apzGlibc_String2_MemsetPatch, 0 }, -+ - { zGnu_TypesName, zGnu_TypesList, - apzGnu_TypesMachs, - GNU_TYPES_TEST_CT, FD_MACH_IFNOT | FD_SUBROUTINE, -diff -Nur a/fixincludes/inclhack.def b/fixincludes/inclhack.def ---- a/fixincludes/inclhack.def 2009-02-28 19:13:31.000000000 +0100 -+++ b/fixincludes/inclhack.def 2010-01-25 09:50:28.955687088 +0100 -@@ -1302,6 +1302,21 @@ - }; - - -+/* glibc's bits/string2.h (before 2004-05-26) generates bogus -+ -Wstrict-aliasing warnings from calls to memset. */ -+fix = { -+ hackname = glibc_string2_memset; -+ files = "bits/string2.h"; -+ select = "#ifndef _HAVE_STRING_ARCH_memset\n# if _STRING_ARCH_unaligned"; -+ c_fix = format; -+ c_fix_arg = "%0 && 0"; -+ test_text = "#ifndef _HAVE_STRING_ARCH_memset\n" -+ "# if _STRING_ARCH_unaligned\n" -+ "# endif\n" -+ "#endif\n"; -+}; -+ -+ - /* - * Fix these files to use the types we think they should for - * ptrdiff_t, size_t, and wchar_t. -@@ -2939,24 +2954,32 @@ - }; - - /* -- * Sun Solaris defines PTHREAD_MUTEX_INITIALIZER with a trailing -- * "0" for the last field of the pthread_mutex_t structure, which is -- * of type upad64_t, which itself is typedef'd to int64_t, but with -- * __STDC__ defined (e.g. by -ansi) it is a union. So change the -- * initializer to "{0}" instead -+ * Sun Solaris defines the last field of the pthread_mutex_t structure -+ * to have type upad64_t. Whether upad64_t is an integer type or a -+ * union depends on whether or not the headers believe that a 64-bit -+ * integer type is available. But, PTHREAD_MUTEX_INITIALIZER is not -+ * appropriately conditionalized; it always uses "0", and never "{0}". -+ * In order to avoid warnings/errors from the compiler, we must make -+ * the initializer use braces where appropriate. -+ * -+ * Prior to Solaris 10, if __STDC__ is 1 (as when compiling with -+ * -ansi), the definition would be a union. Beginning with Solaris -+ * 10, the headers check for __GNUC__, and will never use a union with -+ * GCC. We check /usr/include/sys/types.h to see if it checks for -+ * __STDC__. -+ * -+ * A "mach" test for Solaris 10 is undesirable because we want to -+ * allow a compiler built for Solaris <10 to be used on Solaris >=10, -+ * but the installed version of fixincludes hard-wires the target -+ * machine to the configure-time $target, rather than automatically -+ * determining it at installation time. - */ - fix = { - hackname = solaris_mutex_init_2; - select = '@\(#\)pthread.h' "[ \t]+1.[0-9]+[ \t]+[0-9/]+ SMI"; - files = pthread.h; -- /* -- * On Solaris 10, this fix is unnecessary because upad64_t is -- * always defined correctly regardless of the definition of the -- * __STDC__ macro. The first "mach" pattern matches up to -- * solaris9. The second "mach" pattern will not match any two (or -- * more) digit solaris version, but it will match e.g. 2.5.1. -- */ -- mach = '*-*-solaris2.[0-9]', '*-*-solaris2.[0-9][!0-9]*'; -+ mach = '*-*-solaris*'; -+ test = " -n \"`grep '#if __STDC__ - 0 == 0 && !defined(_NO_LONGLONG)' \\`dirname $file\\`/sys/types.h`\""; - c_fix = format; - c_fix_arg = "#if __STDC__ - 0 == 0 && !defined(_NO_LONGLONG)\n" - "%0\n" -@@ -2967,6 +2990,7 @@ - "(|/\*.*\*/[ \t]*\\\\\n[ \t]*)\\{.*)" - ",[ \t]*0\\}" "(|[ \t].*)$"; - test_text = -+ "`mkdir -p sys; echo '#if __STDC__ - 0 == 0 && !defined(_NO_LONGLONG)' >> sys/types.h`" - '#ident "@(#)pthread.h 1.26 98/04/12 SMI"'"\n" - "#define PTHREAD_MUTEX_INITIALIZER\t{{{0},0}, {{{0}}}, 0}\n" - "#define PTHREAD_COND_INITIALIZER\t{{{0}, 0}, 0}\t/* DEFAULTCV */\n" -@@ -2978,17 +3002,14 @@ - - - /* -- * Sun Solaris defines PTHREAD_RWLOCK_INITIALIZER with a "0" for some -- * fields of the pthread_rwlock_t structure, which are of type -- * upad64_t, which itself is typedef'd to int64_t, but with __STDC__ -- * defined (e.g. by -ansi) it is a union. So change the initializer -- * to "{0}" instead. -+ * See comments for solaris_mutex_init_2 re. upad64_t. - */ - fix = { - hackname = solaris_rwlock_init_1; - select = '@\(#\)pthread.h' "[ \t]+1.[0-9]+[ \t]+[0-9/]+ SMI"; - files = pthread.h; - mach = '*-*-solaris*'; -+ test = " -n \"`grep '#if __STDC__ - 0 == 0 && !defined(_NO_LONGLONG)' \\`dirname $file\\`/sys/types.h`\""; - c_fix = format; - c_fix_arg = "#if __STDC__ - 0 == 0 && !defined(_NO_LONGLONG)\n" - "%0\n" -@@ -3024,24 +3045,14 @@ - - - /* -- * Sun Solaris defines PTHREAD_ONCE_INIT with a "0" for some -- * fields of the pthread_once_t structure, which are of type -- * upad64_t, which itself is typedef'd to int64_t, but with __STDC__ -- * defined (e.g. by -ansi) it is a union. So change the initializer -- * to "{0}" instead. This test relies on solaris_once_init_1. -+ * See comments for solaris_mutex_init_2 re. upad64_t. - */ - fix = { - hackname = solaris_once_init_2; - select = '@\(#\)pthread.h' "[ \t]+1.[0-9]+[ \t]+[0-9/]+ SMI"; - files = pthread.h; -- /* -- * On Solaris 10, this fix is unnecessary because upad64_t is -- * always defined correctly regardless of the definition of the -- * __STDC__ macro. The first "mach" pattern matches up to -- * solaris9. The second "mach" pattern will not match any two (or -- * more) digit solaris version, but it will match e.g. 2.5.1. -- */ -- mach = '*-*-solaris2.[0-9]', '*-*-solaris2.[0-9][!0-9]*'; -+ mach = '*-*-solaris*'; -+ test = " -n \"`grep '#if __STDC__ - 0 == 0 && !defined(_NO_LONGLONG)' \\`dirname $file\\`/sys/types.h`\""; - c_fix = format; - c_fix_arg = "#if __STDC__ - 0 == 0 && !defined(_NO_LONGLONG)\n" - "%0\n" -diff -Nur a/fixincludes/server.c b/fixincludes/server.c ---- a/fixincludes/server.c 2005-08-15 02:50:43.000000000 +0200 -+++ b/fixincludes/server.c 2010-01-25 09:50:28.955687088 +0100 -@@ -266,7 +266,7 @@ - /* Make sure the process will pay attention to us, send the - supplied command, and then have it output a special marker that - we can find. */ -- fprintf (server_pair.pf_write, "cd %s\n%s\n\necho\necho %s\n", -+ fprintf (server_pair.pf_write, "cd '%s'\n%s\n\necho\necho %s\n", - p_cur_dir, pz_cmd, z_done); - fflush (server_pair.pf_write); - -diff -Nur a/fixincludes/tests/base/bits/string2.h b/fixincludes/tests/base/bits/string2.h ---- a/fixincludes/tests/base/bits/string2.h 2007-03-26 15:25:26.000000000 +0200 -+++ b/fixincludes/tests/base/bits/string2.h 2010-01-25 09:50:28.955687088 +0100 -@@ -16,3 +16,12 @@ - # define __STRING_INLINE extern __inline - # endif - #endif /* GLIBC_C99_INLINE_3_CHECK */ -+ -+ -+#if defined( GLIBC_STRING2_MEMSET_CHECK ) -+#ifndef _HAVE_STRING_ARCH_memset -+# if _STRING_ARCH_unaligned && 0 -+# endif -+#endif -+ -+#endif /* GLIBC_STRING2_MEMSET_CHECK */ -diff -Nur a/fixincludes/tests/base/sys/types.h b/fixincludes/tests/base/sys/types.h ---- a/fixincludes/tests/base/sys/types.h 2004-08-31 11:27:00.000000000 +0200 -+++ b/fixincludes/tests/base/sys/types.h 2010-01-25 09:50:28.955687088 +0100 -@@ -28,3 +28,4 @@ - - #endif /* ushort_t */ - #endif /* GNU_TYPES_CHECK */ -+#if !defined(__STRICT_ANSI__) && !defined(_NO_LONGLONG) -diff -Nur a/gcc/acinclude.m4 b/gcc/acinclude.m4 ---- a/gcc/acinclude.m4 2008-06-02 21:37:45.000000000 +0200 -+++ b/gcc/acinclude.m4 2010-01-25 09:50:28.955687088 +0100 -@@ -482,3 +482,53 @@ - AC_DEFUN([gcc_AC_BUILD_EXEEXT], [ - ac_executable_extensions="$build_exeext"]) - -+ -+# --with-license=PATH -+AC_DEFUN([CSL_AC_LICENSE],[ -+ AC_ARG_WITH(license, -+ AC_HELP_STRING([--with-license], -+ [the path to the installed license component]), -+ [case "$withval" in -+ (yes) AC_MSG_ERROR([license not specified]) ;; -+ (no) with_license= ;; -+ (*) ;; -+ esac], -+ [with_license=]) -+ AC_SUBST(licensedir, $with_license) -+]) -+ -+# --with-csl-license-feature=FOO -+AC_DEFUN([CSL_AC_LICENSE_FEATURE],[ -+ AC_ARG_WITH(csl-license-feature, -+ AC_HELP_STRING([--with-csl-license-feature=FEATURE], -+ [Use FEATURE to communicate with the license manager]), -+ [case "$withval" in -+ (yes) AC_MSG_ERROR([license feature not specified]) ;; -+ (no) CSL_LICENSE_FEATURE="" ;; -+ (*) CSL_LICENSE_FEATURE="$withval" ;; -+ esac], -+ CSL_LICENSE_FEATURE="" -+ ) -+ if test x"$CSL_LICENSE_FEATURE" != x; then -+ AC_DEFINE_UNQUOTED(CSL_LICENSE_FEATURE, "$CSL_LICENSE_FEATURE", -+ [Required license feature]) -+ fi -+]) -+ -+# --with-csl-license-version=VERSION -+AC_DEFUN([CSL_AC_LICENSE_VERSION],[ -+ AC_ARG_WITH(csl-license-version, -+ AC_HELP_STRING([--with-csl-license-version=VERSION], -+ [Use VERSION to communicate with the license manager]), -+ [case "$withval" in -+ (yes) AC_MSG_ERROR([license version not specified]) ;; -+ (no) CSL_LICENSE_VERSION="" ;; -+ (*) CSL_LICENSE_VERSION="$withval" ;; -+ esac], -+ CSL_LICENSE_VERSION="" -+ ) -+ if test x"$CSL_LICENSE_VERSION" != x; then -+ AC_DEFINE_UNQUOTED(CSL_LICENSE_VERSION, "$CSL_LICENSE_VERSION", -+ [Required license version]) -+ fi -+]) -diff -Nur a/gcc/addresses.h b/gcc/addresses.h ---- a/gcc/addresses.h 2007-07-26 10:37:01.000000000 +0200 -+++ b/gcc/addresses.h 2010-01-25 09:50:28.955687088 +0100 -@@ -78,3 +78,42 @@ - - return ok_for_base_p_1 (regno, mode, outer_code, index_code); - } -+ -+/* Wrapper function to unify target macros MODE_INDEX_REG_CLASS and -+ INDEX_REG_CLASS. Arguments as for the MODE_INDEX_REG_CLASS macro. */ -+ -+static inline enum reg_class -+index_reg_class (enum machine_mode mode ATTRIBUTE_UNUSED) -+{ -+#ifdef MODE_INDEX_REG_CLASS -+ return MODE_INDEX_REG_CLASS (mode); -+#else -+ return INDEX_REG_CLASS; -+#endif -+} -+ -+/* Wrapper function to unify target macros REGNO_MODE_OK_FOR_INDEX_P -+ and REGNO_OK_FOR_INDEX_P. Arguments as for the -+ REGNO_MODE_OK_FOR_INDEX_P macro. */ -+ -+static inline bool -+ok_for_index_p_1 (unsigned regno, enum machine_mode mode ATTRIBUTE_UNUSED) -+{ -+#ifdef REGNO_MODE_OK_FOR_INDEX_P -+ return REGNO_MODE_OK_FOR_INDEX_P (regno, mode); -+#else -+ return REGNO_OK_FOR_INDEX_P (regno); -+#endif -+} -+ -+/* Wrapper around ok_for_index_p_1, for use after register allocation is -+ complete. Arguments as for the called function. */ -+ -+static inline bool -+regno_ok_for_index_p (unsigned regno, enum machine_mode mode) -+{ -+ if (regno >= FIRST_PSEUDO_REGISTER && reg_renumber[regno] >= 0) -+ regno = reg_renumber[regno]; -+ -+ return ok_for_index_p_1 (regno, mode); -+} -diff -Nur a/gcc/calls.c b/gcc/calls.c ---- a/gcc/calls.c 2009-02-20 12:19:34.000000000 +0100 -+++ b/gcc/calls.c 2010-01-25 09:50:28.955687088 +0100 -@@ -3803,7 +3803,7 @@ - cse'ing of library calls could delete a call and leave the pop. */ - NO_DEFER_POP; - valreg = (mem_value == 0 && outmode != VOIDmode -- ? hard_libcall_value (outmode) : NULL_RTX); -+ ? hard_libcall_value (outmode, orgfun) : NULL_RTX); - - /* Stack must be properly aligned now. */ - gcc_assert (!(stack_pointer_delta -@@ -4048,8 +4048,17 @@ - /* We need to make a save area. */ - unsigned int size = arg->locate.size.constant * BITS_PER_UNIT; - enum machine_mode save_mode = mode_for_size (size, MODE_INT, 1); -- rtx adr = memory_address (save_mode, XEXP (arg->stack_slot, 0)); -- rtx stack_area = gen_rtx_MEM (save_mode, adr); -+ rtx adr; -+ rtx stack_area; -+ -+ /* We can only use save_mode if the arg is sufficiently -+ aligned. */ -+ if (STRICT_ALIGNMENT -+ && GET_MODE_ALIGNMENT (save_mode) > arg->locate.boundary) -+ save_mode = BLKmode; -+ -+ adr = memory_address (save_mode, XEXP (arg->stack_slot, 0)); -+ stack_area = gen_rtx_MEM (save_mode, adr); - - if (save_mode == BLKmode) - { -diff -Nur a/gcc/c-common.c b/gcc/c-common.c ---- a/gcc/c-common.c 2009-03-30 19:42:27.000000000 +0200 -+++ b/gcc/c-common.c 2010-01-25 09:50:28.955687088 +0100 -@@ -33,7 +33,6 @@ - #include "varray.h" - #include "expr.h" - #include "c-common.h" --#include "diagnostic.h" - #include "tm_p.h" - #include "obstack.h" - #include "cpplib.h" -@@ -42,6 +41,7 @@ - #include "tree-inline.h" - #include "c-tree.h" - #include "toplev.h" -+#include "diagnostic.h" - #include "tree-iterator.h" - #include "hashtab.h" - #include "tree-mudflap.h" -@@ -497,6 +497,10 @@ - This is a count, since unevaluated expressions can nest. */ - int skip_evaluation; - -+/* Whether lexing has been completed, so subsequent preprocessor -+ errors should use the compiler's input_location. */ -+bool done_lexing = false; -+ - /* Information about how a function name is generated. */ - struct fname_var_t - { -@@ -7522,6 +7526,68 @@ - #undef catenate_messages - } - -+/* Callback from cpp_error for PFILE to print diagnostics from the -+ preprocessor. The diagnostic is of type LEVEL, at location -+ LOCATION unless this is after lexing and the compiler's location -+ should be used instead, with column number possibly overridden by -+ COLUMN_OVERRIDE if not zero; MSG is the translated message and AP -+ the arguments. Returns true if a diagnostic was emitted, false -+ otherwise. */ -+ -+bool -+c_cpp_error (cpp_reader *pfile ATTRIBUTE_UNUSED, int level, -+ location_t location, unsigned int column_override, -+ const char *msg, va_list *ap) -+{ -+ diagnostic_info diagnostic; -+ diagnostic_t dlevel; -+ int save_warn_system_headers = warn_system_headers; -+ bool ret; -+ -+ switch (level) -+ { -+ case CPP_DL_WARNING_SYSHDR: -+ if (flag_no_output) -+ return false; -+ warn_system_headers = 1; -+ /* Fall through. */ -+ case CPP_DL_WARNING: -+ if (flag_no_output) -+ return false; -+ dlevel = DK_WARNING; -+ break; -+ case CPP_DL_PEDWARN: -+ if (flag_no_output && !flag_pedantic_errors) -+ return false; -+ dlevel = DK_PEDWARN; -+ break; -+ case CPP_DL_ERROR: -+ dlevel = DK_ERROR; -+ break; -+ case CPP_DL_ICE: -+ dlevel = DK_ICE; -+ break; -+ case CPP_DL_NOTE: -+ dlevel = DK_NOTE; -+ break; -+ case CPP_DL_FATAL: -+ dlevel = DK_FATAL; -+ break; -+ default: -+ gcc_unreachable (); -+ } -+ if (done_lexing) -+ location = input_location; -+ diagnostic_set_info_translated (&diagnostic, msg, ap, -+ location, dlevel); -+ if (column_override) -+ diagnostic_override_column (&diagnostic, column_override); -+ ret = report_diagnostic (&diagnostic); -+ if (level == CPP_DL_WARNING_SYSHDR) -+ warn_system_headers = save_warn_system_headers; -+ return ret; -+} -+ - /* Walk a gimplified function and warn for functions whose return value is - ignored and attribute((warn_unused_result)) is set. This is done before - inlining, so we don't have to worry about that. */ -diff -Nur a/gcc/c-common.h b/gcc/c-common.h ---- a/gcc/c-common.h 2009-03-30 19:42:27.000000000 +0200 -+++ b/gcc/c-common.h 2010-01-25 09:50:28.955687088 +0100 -@@ -658,6 +658,11 @@ - - extern int skip_evaluation; - -+/* Whether lexing has been completed, so subsequent preprocessor -+ errors should use the compiler's input_location. */ -+ -+extern bool done_lexing; -+ - /* C types are partitioned into three subsets: object, function, and - incomplete types. */ - #define C_TYPE_OBJECT_P(type) \ -diff -Nur a/gcc/c-convert.c b/gcc/c-convert.c ---- a/gcc/c-convert.c 2009-02-20 16:20:38.000000000 +0100 -+++ b/gcc/c-convert.c 2010-01-25 09:50:28.955687088 +0100 -@@ -70,6 +70,7 @@ - tree e = expr; - enum tree_code code = TREE_CODE (type); - const char *invalid_conv_diag; -+ tree ret; - - if (type == error_mark_node - || expr == error_mark_node -@@ -85,6 +86,9 @@ - - if (type == TREE_TYPE (expr)) - return expr; -+ ret = targetm.convert_to_type (type, expr); -+ if (ret) -+ return ret; - - if (TYPE_MAIN_VARIANT (type) == TYPE_MAIN_VARIANT (TREE_TYPE (expr))) - return fold_convert (type, expr); -diff -Nur a/gcc/c-decl.c b/gcc/c-decl.c ---- a/gcc/c-decl.c 2009-02-20 16:20:38.000000000 +0100 -+++ b/gcc/c-decl.c 2010-01-25 09:50:28.955687088 +0100 -@@ -3994,6 +3994,7 @@ - bool bitfield = width != NULL; - tree element_type; - struct c_arg_info *arg_info = 0; -+ const char *errmsg; - - if (decl_context == FUNCDEF) - funcdef_flag = true, decl_context = NORMAL; -@@ -4531,6 +4532,12 @@ - error ("%qs declared as function returning an array", name); - type = integer_type_node; - } -+ errmsg = targetm.invalid_return_type (type); -+ if (errmsg) -+ { -+ error (errmsg); -+ type = integer_type_node; -+ } - - /* Construct the function type and go to the next - inner layer of declarator. */ -@@ -5044,6 +5051,7 @@ - { - tree parm, type, typelt; - unsigned int parmno; -+ const char *errmsg; - - /* If there is a parameter of incomplete type in a definition, - this is an error. In a declaration this is valid, and a -@@ -5087,6 +5095,14 @@ - } - } - -+ errmsg = targetm.invalid_parameter_type (type); -+ if (errmsg) -+ { -+ error (errmsg); -+ TREE_VALUE (typelt) = error_mark_node; -+ TREE_TYPE (parm) = error_mark_node; -+ } -+ - if (DECL_NAME (parm) && TREE_USED (parm)) - warn_if_shadowing (parm); - } -@@ -8071,7 +8087,7 @@ - - /* Don't waste time on further processing if -fsyntax-only or we've - encountered errors. */ -- if (flag_syntax_only || errorcount || sorrycount || cpp_errors (parse_in)) -+ if (flag_syntax_only || errorcount || sorrycount) - return; - - /* Close the external scope. */ -diff -Nur a/gcc/cfgexpand.c b/gcc/cfgexpand.c ---- a/gcc/cfgexpand.c 2009-07-11 21:06:26.000000000 +0200 -+++ b/gcc/cfgexpand.c 2010-01-25 09:50:28.955687088 +0100 -@@ -488,7 +488,8 @@ - { - unsigned int align; - -- align = LOCAL_DECL_ALIGNMENT (decl); -+ align = alignment_for_aligned_arrays (TREE_TYPE (decl), -+ LOCAL_DECL_ALIGNMENT (decl)); - - if (align > MAX_SUPPORTED_STACK_ALIGNMENT) - align = MAX_SUPPORTED_STACK_ALIGNMENT; -diff -Nur a/gcc/cgraph.c b/gcc/cgraph.c ---- a/gcc/cgraph.c 2008-11-16 23:31:58.000000000 +0100 -+++ b/gcc/cgraph.c 2010-01-25 09:50:28.955687088 +0100 -@@ -475,9 +475,11 @@ - if (DECL_CONTEXT (decl) && TREE_CODE (DECL_CONTEXT (decl)) == FUNCTION_DECL) - { - node->origin = cgraph_node (DECL_CONTEXT (decl)); -+ node->origin->ever_was_nested = 1; - node->next_nested = node->origin->nested; - node->origin->nested = node; - node->master_clone = node; -+ node->ever_was_nested = 1; - } - if (assembler_name_hash) - { -diff -Nur a/gcc/cgraph.h b/gcc/cgraph.h ---- a/gcc/cgraph.h 2009-03-23 17:29:33.000000000 +0100 -+++ b/gcc/cgraph.h 2010-01-25 09:50:28.955687088 +0100 -@@ -185,6 +185,8 @@ - unsigned output : 1; - /* Set for aliases once they got through assemble_alias. */ - unsigned alias : 1; -+ /* Set if the function is a nested function or has nested functions. */ -+ unsigned ever_was_nested : 1; - - /* In non-unit-at-a-time mode the function body of inline candidates is saved - into clone before compiling so the function in original form can be -diff -Nur a/gcc/common.opt b/gcc/common.opt ---- a/gcc/common.opt 2009-03-28 18:28:45.000000000 +0100 -+++ b/gcc/common.opt 2010-01-25 09:50:28.955687088 +0100 -@@ -153,6 +153,10 @@ - Common Var(warn_padded) Warning - Warn when padding is required to align structure members - -+Wpoison-system-directories -+Common Var(flag_poison_system_directories) Init(1) -+Warn for -I and -L options using system directories if cross compiling -+ - Wshadow - Common Var(warn_shadow) Warning - Warn when one local variable shadows another -@@ -270,6 +274,12 @@ - fabi-version= - Common Joined UInteger Var(flag_abi_version) Init(2) - -+falign-arrays -+Target Report Var(flag_align_arrays) -+Set the minimum alignment for array variables to be the largest power -+of two less than or equal to their total storage size, or the biggest -+alignment used on the machine, whichever is smaller. -+ - falign-functions - Common Report Var(align_functions,0) Optimization UInteger - Align the start of functions -@@ -467,6 +477,10 @@ - Common Report Var(flag_early_inlining) Init(1) Optimization - Perform early inlining - -+feglibc= -+Common Report Joined Undocumented -+EGLIBC configuration specifier, serves multilib purposes. -+ - feliminate-dwarf2-dups - Common Report Var(flag_eliminate_dwarf2_dups) - Perform DWARF2 duplicate elimination -@@ -895,6 +909,10 @@ - Common Report Var(flag_profile_values) - Insert code to profile values of expressions - -+fpromote-loop-indices -+Common Report Var(flag_promote_loop_indices) Optimization -+Promote loop indices to word-sized indices when safe -+ - frandom-seed - Common - -@@ -1227,6 +1245,15 @@ - Common Report Var(flag_tree_pre) Optimization - Enable SSA-PRE optimization on trees - -+ftree-pre-partial-partial -+Common Report Var(flag_tree_pre_partial_partial) Optimization -+In SSA-PRE optimization on trees, enable partial-partial redundancy elimination. -+ -+ftree-pre-partial-partial-obliviously -+Common Report Var(flag_tree_pre_partial_partial_obliviously) Optimization -+In SSA-PRE optimization on trees, enable partial-partial redundancy -+elimination without regard for the cost of the inserted phi nodes. -+ - ftree-reassoc - Common Report Var(flag_tree_reassoc) Init(1) Optimization - Enable reassociation on tree level -diff -Nur a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c ---- a/gcc/config/arm/arm.c 2009-06-02 09:18:16.000000000 +0200 -+++ b/gcc/config/arm/arm.c 2010-01-25 09:50:28.975687047 +0100 -@@ -43,6 +43,7 @@ - #include "optabs.h" - #include "toplev.h" - #include "recog.h" -+#include "cgraph.h" - #include "ggc.h" - #include "except.h" - #include "c-pragma.h" -@@ -53,6 +54,8 @@ - #include "debug.h" - #include "langhooks.h" - #include "df.h" -+#include "intl.h" -+#include "params.h" - - /* Forward definitions of types. */ - typedef struct minipool_node Mnode; -@@ -110,6 +113,7 @@ - static unsigned long arm_isr_value (tree); - static unsigned long arm_compute_func_type (void); - static tree arm_handle_fndecl_attribute (tree *, tree, tree, int, bool *); -+static tree arm_handle_pcs_attribute (tree *, tree, tree, int, bool *); - static tree arm_handle_isr_attribute (tree *, tree, tree, int, bool *); - #if TARGET_DLLIMPORT_DECL_ATTRIBUTES - static tree arm_handle_notshared_attribute (tree *, tree, tree, int, bool *); -@@ -123,6 +127,10 @@ - static int count_insns_for_constant (HOST_WIDE_INT, int); - static int arm_get_strip_length (int); - static bool arm_function_ok_for_sibcall (tree, tree); -+static bool arm_return_in_memory (const_tree, const_tree); -+static rtx arm_function_value (const_tree, const_tree, bool); -+static rtx arm_libcall_value (enum machine_mode, rtx); -+ - static void arm_internal_label (FILE *, const char *, unsigned long); - static void arm_output_mi_thunk (FILE *, tree, HOST_WIDE_INT, HOST_WIDE_INT, - tree); -@@ -148,6 +156,9 @@ - static rtx emit_set_insn (rtx, rtx); - static int arm_arg_partial_bytes (CUMULATIVE_ARGS *, enum machine_mode, - tree, bool); -+static rtx aapcs_allocate_return_reg (enum machine_mode, const_tree, -+ const_tree); -+static int aapcs_select_return_coproc (const_tree, const_tree); - - #ifdef OBJECT_FORMAT_ELF - static void arm_elf_asm_constructor (rtx, int) ATTRIBUTE_UNUSED; -@@ -175,6 +186,7 @@ - static bool arm_output_ttype (rtx); - #endif - static void arm_dwarf_handle_frame_unspec (const char *, rtx, int); -+static rtx arm_dwarf_register_span(rtx); - - static tree arm_cxx_guard_type (void); - static bool arm_cxx_guard_mask_bit (void); -@@ -197,6 +209,15 @@ - static int arm_issue_rate (void); - static void arm_output_dwarf_dtprel (FILE *, int, rtx) ATTRIBUTE_UNUSED; - static bool arm_allocate_stack_slots_for_args (void); -+static bool arm_warn_func_result (void); -+static int arm_multipass_dfa_lookahead (void); -+static const char *arm_invalid_parameter_type (const_tree t); -+static const char *arm_invalid_return_type (const_tree t); -+static tree arm_promoted_type (const_tree t); -+static tree arm_convert_to_type (tree type, tree expr); -+static bool arm_scalar_mode_supported_p (enum machine_mode); -+static int arm_vector_min_alignment (const_tree type); -+static bool arm_vector_always_misalign(const_tree); - - - /* Initialize the GCC target structure. */ -@@ -256,6 +277,12 @@ - #undef TARGET_FUNCTION_OK_FOR_SIBCALL - #define TARGET_FUNCTION_OK_FOR_SIBCALL arm_function_ok_for_sibcall - -+#undef TARGET_FUNCTION_VALUE -+#define TARGET_FUNCTION_VALUE arm_function_value -+ -+#undef TARGET_LIBCALL_VALUE -+#define TARGET_LIBCALL_VALUE arm_libcall_value -+ - #undef TARGET_ASM_OUTPUT_MI_THUNK - #define TARGET_ASM_OUTPUT_MI_THUNK arm_output_mi_thunk - #undef TARGET_ASM_CAN_OUTPUT_MI_THUNK -@@ -299,6 +326,9 @@ - #undef TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS - #define TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS arm_allocate_stack_slots_for_args - -+#undef TARGET_WARN_FUNC_RESULT -+#define TARGET_WARN_FUNC_RESULT arm_warn_func_result -+ - #undef TARGET_DEFAULT_SHORT_ENUMS - #define TARGET_DEFAULT_SHORT_ENUMS arm_default_short_enums - -@@ -353,6 +383,9 @@ - #undef TARGET_ASM_TTYPE - #define TARGET_ASM_TTYPE arm_output_ttype - -+#undef TARGET_CXX_TTYPE_REF_ENCODE -+#define TARGET_CXX_TTYPE_REF_ENCODE hook_cxx_ttype_ref_in_bit0 -+ - #undef TARGET_ARM_EABI_UNWINDER - #define TARGET_ARM_EABI_UNWINDER true - #endif /* TARGET_UNWIND_INFO */ -@@ -360,6 +393,9 @@ - #undef TARGET_DWARF_HANDLE_FRAME_UNSPEC - #define TARGET_DWARF_HANDLE_FRAME_UNSPEC arm_dwarf_handle_frame_unspec - -+#undef TARGET_DWARF_REGISTER_SPAN -+#define TARGET_DWARF_REGISTER_SPAN arm_dwarf_register_span -+ - #undef TARGET_CANNOT_COPY_INSN_P - #define TARGET_CANNOT_COPY_INSN_P arm_cannot_copy_insn_p - -@@ -398,6 +434,30 @@ - #define TARGET_ASM_OUTPUT_DWARF_DTPREL arm_output_dwarf_dtprel - #endif - -+#undef TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD -+#define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD arm_multipass_dfa_lookahead -+ -+#undef TARGET_INVALID_PARAMETER_TYPE -+#define TARGET_INVALID_PARAMETER_TYPE arm_invalid_parameter_type -+ -+#undef TARGET_INVALID_RETURN_TYPE -+#define TARGET_INVALID_RETURN_TYPE arm_invalid_return_type -+ -+#undef TARGET_PROMOTED_TYPE -+#define TARGET_PROMOTED_TYPE arm_promoted_type -+ -+#undef TARGET_CONVERT_TO_TYPE -+#define TARGET_CONVERT_TO_TYPE arm_convert_to_type -+ -+#undef TARGET_SCALAR_MODE_SUPPORTED_P -+#define TARGET_SCALAR_MODE_SUPPORTED_P arm_scalar_mode_supported_p -+ -+#undef TARGET_VECTOR_MIN_ALIGNMENT -+#define TARGET_VECTOR_MIN_ALIGNMENT arm_vector_min_alignment -+ -+#undef TARGET_VECTOR_ALWAYS_MISALIGN -+#define TARGET_VECTOR_ALWAYS_MISALIGN arm_vector_always_misalign -+ - struct gcc_target targetm = TARGET_INITIALIZER; - - /* Obstack for minipool constant handling. */ -@@ -423,18 +483,18 @@ - /* The default processor used if not overridden by commandline. */ - static enum processor_type arm_default_cpu = arm_none; - --/* Which floating point model to use. */ --enum arm_fp_model arm_fp_model; -- --/* Which floating point hardware is available. */ --enum fputype arm_fpu_arch; -- - /* Which floating point hardware to schedule for. */ --enum fputype arm_fpu_tune; -+int arm_fpu_attr; -+ -+/* Which floating popint hardware to use. */ -+const struct arm_fpu_desc *arm_fpu_desc; - - /* Whether to use floating point hardware. */ - enum float_abi_type arm_float_abi; - -+/* Which __fp16 format to use. */ -+enum arm_fp16_format_type arm_fp16_format; -+ - /* Which ABI to use. */ - enum arm_abi_type arm_abi; - -@@ -473,9 +533,19 @@ - #define FL_DIV (1 << 18) /* Hardware divide. */ - #define FL_VFPV3 (1 << 19) /* Vector Floating Point V3. */ - #define FL_NEON (1 << 20) /* Neon instructions. */ -+#define FL_MARVELL_F (1 << 21) /* Marvell Feroceon. */ -+#define FL_ARCH7EM (1 << 22) /* Instructions present in ARMv7E-M. */ - - #define FL_IWMMXT (1 << 29) /* XScale v2 or "Intel Wireless MMX technology". */ - -+/* Some flags are ignored when comparing -mcpu and -march: -+ FL_MARVELL_F so that -mcpu=marvell-f -march=v5te works. -+ FL_LDSCHED and FL_WBUF only effect tuning, -+ FL_CO_PROC, FL_VFPV2, FL_VFPV3 and FL_NEON because FP -+ coprocessors are handled separately. */ -+#define FL_COMPAT (FL_MARVELL_F | FL_LDSCHED | FL_WBUF | FL_CO_PROC | \ -+ FL_VFPV2 | FL_VFPV3 | FL_NEON) -+ - #define FL_FOR_ARCH2 FL_NOTM - #define FL_FOR_ARCH3 (FL_FOR_ARCH2 | FL_MODE32) - #define FL_FOR_ARCH3M (FL_FOR_ARCH3 | FL_ARCH3M) -@@ -497,6 +567,7 @@ - #define FL_FOR_ARCH7A (FL_FOR_ARCH7 | FL_NOTM) - #define FL_FOR_ARCH7R (FL_FOR_ARCH7A | FL_DIV) - #define FL_FOR_ARCH7M (FL_FOR_ARCH7 | FL_DIV) -+#define FL_FOR_ARCH7EM (FL_FOR_ARCH7M | FL_ARCH7EM) - - /* The bits in this mask specify which - instructions we are allowed to generate. */ -@@ -533,6 +604,9 @@ - /* Nonzero if instructions not present in the 'M' profile can be used. */ - int arm_arch_notm = 0; - -+/* Nonzero if instructions present in ARMv7E-M can be used. */ -+int arm_arch7em = 0; -+ - /* Nonzero if this chip can benefit from load scheduling. */ - int arm_ld_sched = 0; - -@@ -551,6 +625,9 @@ - /* Nonzero if tuning for XScale */ - int arm_tune_xscale = 0; - -+/* Nonzero if tuning for Marvell Feroceon. */ -+int arm_tune_marvell_f = 0; -+ - /* Nonzero if we want to tune for stores that access the write-buffer. - This typically means an ARM6 or ARM7 with MMU or MPU. */ - int arm_tune_wbuf = 0; -@@ -561,6 +638,9 @@ - /* Nonzero if generating Thumb instructions. */ - int thumb_code = 0; - -+/* Nonzero if generating code for Janus2. */ -+int janus2_code = 0; -+ - /* Nonzero if we should define __THUMB_INTERWORK__ in the - preprocessor. - XXX This is a bit of a hack, it's intended to help work around -@@ -593,6 +673,8 @@ - /* The maximum number of insns to be used when loading a constant. */ - static int arm_constant_limit = 3; - -+static enum arm_pcs arm_pcs_default; -+ - /* For an explanation of these variables, see final_prescan_insn below. */ - int arm_ccfsm_state; - /* arm_current_cc is also used for Thumb-2 cond_exec blocks. */ -@@ -673,9 +755,11 @@ - {"armv7-a", cortexa8, "7A", FL_CO_PROC | FL_FOR_ARCH7A, NULL}, - {"armv7-r", cortexr4, "7R", FL_CO_PROC | FL_FOR_ARCH7R, NULL}, - {"armv7-m", cortexm3, "7M", FL_CO_PROC | FL_FOR_ARCH7M, NULL}, -+ {"armv7e-m", cortexm3, "7EM", FL_CO_PROC | FL_FOR_ARCH7EM, NULL}, - {"ep9312", ep9312, "4T", FL_LDSCHED | FL_CIRRUS | FL_FOR_ARCH4, NULL}, - {"iwmmxt", iwmmxt, "5TE", FL_LDSCHED | FL_STRONG | FL_FOR_ARCH5TE | FL_XSCALE | FL_IWMMXT , NULL}, - {"iwmmxt2", iwmmxt2, "5TE", FL_LDSCHED | FL_STRONG | FL_FOR_ARCH5TE | FL_XSCALE | FL_IWMMXT , NULL}, -+ {"marvell-f", marvell_f, "5TE", FL_CO_PROC | FL_FOR_ARCH5TE | FL_MARVELL_F, NULL}, - {NULL, arm_none, NULL, 0 , NULL} - }; - -@@ -705,49 +789,34 @@ - - /* The name of the preprocessor macro to define for this architecture. */ - --char arm_arch_name[] = "__ARM_ARCH_0UNK__"; -- --struct fpu_desc --{ -- const char * name; -- enum fputype fpu; --}; -- -+#define ARM_ARCH_NAME_SIZE 25 -+char arm_arch_name[ARM_ARCH_NAME_SIZE] = "__ARM_ARCH_0UNK__"; - - /* Available values for -mfpu=. */ - --static const struct fpu_desc all_fpus[] = -+static const struct arm_fpu_desc all_fpus[] = - { -- {"fpa", FPUTYPE_FPA}, -- {"fpe2", FPUTYPE_FPA_EMU2}, -- {"fpe3", FPUTYPE_FPA_EMU2}, -- {"maverick", FPUTYPE_MAVERICK}, -- {"vfp", FPUTYPE_VFP}, -- {"vfp3", FPUTYPE_VFP3}, -- {"vfpv3", FPUTYPE_VFP3}, -- {"vfpv3-d16", FPUTYPE_VFP3D16}, -- {"neon", FPUTYPE_NEON} -+ {"fpa", ARM_FP_MODEL_FPA, 0, 0, false, false}, -+ {"fpe2", ARM_FP_MODEL_FPA, 2, 0, false, false}, -+ {"fpe3", ARM_FP_MODEL_FPA, 3, 0, false, false}, -+ {"maverick", ARM_FP_MODEL_MAVERICK, 0, 0, false, false}, -+ {"vfp", ARM_FP_MODEL_VFP, 2, VFP_REG_D16, false, false}, -+ {"vfpv3", ARM_FP_MODEL_VFP, 3, VFP_REG_D32, false, false}, -+ {"vfpv3-fp16", ARM_FP_MODEL_VFP, 3, VFP_REG_D32, false, true }, -+ {"vfpv3-d16", ARM_FP_MODEL_VFP, 3, VFP_REG_D16, false, false}, -+ {"vfpv3xd", ARM_FP_MODEL_VFP, 3, VFP_REG_SINGLE, false, false}, -+ {"vfpv3xd-fp16", ARM_FP_MODEL_VFP, 3, VFP_REG_SINGLE, false, true }, -+ {"vfpv3-d16-fp16", ARM_FP_MODEL_VFP, 3, VFP_REG_D16, false, true }, -+ {"neon", ARM_FP_MODEL_VFP, 3, VFP_REG_D32, true , false}, -+ {"neon-fp16", ARM_FP_MODEL_VFP, 3, VFP_REG_D32, true , true }, -+ {"vfpv4", ARM_FP_MODEL_VFP, 4, VFP_REG_D32, false, true }, -+ {"vfpv4-d16", ARM_FP_MODEL_VFP, 4, VFP_REG_D16, false, true }, -+ {"fpv4-sp-d16", ARM_FP_MODEL_VFP, 4, VFP_REG_SINGLE, false, true }, -+ {"neon-vfpv4", ARM_FP_MODEL_VFP, 4, VFP_REG_D32, true , true }, -+ /* Compatibility aliases. */ -+ {"vfp3", ARM_FP_MODEL_VFP, 3, VFP_REG_D32, false, false}, - }; - -- --/* Floating point models used by the different hardware. -- See fputype in arm.h. */ -- --static const enum fputype fp_model_for_fpu[] = --{ -- /* No FP hardware. */ -- ARM_FP_MODEL_UNKNOWN, /* FPUTYPE_NONE */ -- ARM_FP_MODEL_FPA, /* FPUTYPE_FPA */ -- ARM_FP_MODEL_FPA, /* FPUTYPE_FPA_EMU2 */ -- ARM_FP_MODEL_FPA, /* FPUTYPE_FPA_EMU3 */ -- ARM_FP_MODEL_MAVERICK, /* FPUTYPE_MAVERICK */ -- ARM_FP_MODEL_VFP, /* FPUTYPE_VFP */ -- ARM_FP_MODEL_VFP, /* FPUTYPE_VFP3D16 */ -- ARM_FP_MODEL_VFP, /* FPUTYPE_VFP3 */ -- ARM_FP_MODEL_VFP /* FPUTYPE_NEON */ --}; -- -- - struct float_abi - { - const char * name; -@@ -765,6 +834,23 @@ - }; - - -+struct fp16_format -+{ -+ const char *name; -+ enum arm_fp16_format_type fp16_format_type; -+}; -+ -+ -+/* Available values for -mfp16-format=. */ -+ -+static const struct fp16_format all_fp16_formats[] = -+{ -+ {"none", ARM_FP16_FORMAT_NONE}, -+ {"ieee", ARM_FP16_FORMAT_IEEE}, -+ {"alternative", ARM_FP16_FORMAT_ALTERNATIVE} -+}; -+ -+ - struct abi_name - { - const char *name; -@@ -922,6 +1008,44 @@ - set_optab_libfunc (umod_optab, DImode, NULL); - set_optab_libfunc (smod_optab, SImode, NULL); - set_optab_libfunc (umod_optab, SImode, NULL); -+ -+ /* Half-precision float operations. The compiler handles all operations -+ with NULL libfuncs by converting the SFmode. */ -+ switch (arm_fp16_format) -+ { -+ case ARM_FP16_FORMAT_IEEE: -+ case ARM_FP16_FORMAT_ALTERNATIVE: -+ -+ /* Conversions. */ -+ set_conv_libfunc (trunc_optab, HFmode, SFmode, -+ (arm_fp16_format == ARM_FP16_FORMAT_IEEE -+ ? "__gnu_f2h_ieee" -+ : "__gnu_f2h_alternative")); -+ set_conv_libfunc (sext_optab, SFmode, HFmode, -+ (arm_fp16_format == ARM_FP16_FORMAT_IEEE -+ ? "__gnu_h2f_ieee" -+ : "__gnu_h2f_alternative")); -+ -+ /* Arithmetic. */ -+ set_optab_libfunc (add_optab, HFmode, NULL); -+ set_optab_libfunc (sdiv_optab, HFmode, NULL); -+ set_optab_libfunc (smul_optab, HFmode, NULL); -+ set_optab_libfunc (neg_optab, HFmode, NULL); -+ set_optab_libfunc (sub_optab, HFmode, NULL); -+ -+ /* Comparisons. */ -+ set_optab_libfunc (eq_optab, HFmode, NULL); -+ set_optab_libfunc (ne_optab, HFmode, NULL); -+ set_optab_libfunc (lt_optab, HFmode, NULL); -+ set_optab_libfunc (le_optab, HFmode, NULL); -+ set_optab_libfunc (ge_optab, HFmode, NULL); -+ set_optab_libfunc (gt_optab, HFmode, NULL); -+ set_optab_libfunc (unord_optab, HFmode, NULL); -+ break; -+ -+ default: -+ break; -+ } - } - - /* On AAPCS systems, this is the "struct __va_list". */ -@@ -1135,6 +1259,7 @@ - arm_override_options (void) - { - unsigned i; -+ int len; - enum processor_type target_arch_cpu = arm_none; - enum processor_type selected_cpu = arm_none; - -@@ -1152,7 +1277,11 @@ - { - /* Set the architecture define. */ - if (i != ARM_OPT_SET_TUNE) -- sprintf (arm_arch_name, "__ARM_ARCH_%s__", sel->arch); -+ { -+ len = snprintf (arm_arch_name, ARM_ARCH_NAME_SIZE, -+ "__ARM_ARCH_%s__", sel->arch); -+ gcc_assert (len < ARM_ARCH_NAME_SIZE); -+ } - - /* Determine the processor core for which we should - tune code-generation. */ -@@ -1178,8 +1307,8 @@ - make sure that they are compatible. We only generate - a warning though, and we prefer the CPU over the - architecture. */ -- if (insn_flags != 0 && (insn_flags ^ sel->flags)) -- warning (0, "switch -mcpu=%s conflicts with -march= switch", -+ if (insn_flags != 0 && ((insn_flags ^ sel->flags) & ~FL_COMPAT)) -+ warning (0, "switch -mcpu=%s conflicts with -march= switch, assuming CPU feature set", - ptr->string); - - insn_flags = sel->flags; -@@ -1279,7 +1408,11 @@ - - insn_flags = sel->flags; - } -- sprintf (arm_arch_name, "__ARM_ARCH_%s__", sel->arch); -+ -+ len = snprintf (arm_arch_name, ARM_ARCH_NAME_SIZE, -+ "__ARM_ARCH_%s__", sel->arch); -+ gcc_assert (len < ARM_ARCH_NAME_SIZE); -+ - arm_default_cpu = (enum processor_type) (sel - all_cores); - if (arm_tune == arm_none) - arm_tune = arm_default_cpu; -@@ -1289,8 +1422,35 @@ - chosen. */ - gcc_assert (arm_tune != arm_none); - -+ if (arm_tune == cortexa8 && optimize >= 3) -+ { -+ /* These alignments were experimentally determined to improve SPECint -+ performance on SPECCPU 2000. */ -+ if (align_functions <= 0) -+ align_functions = 16; -+ if (align_jumps <= 0) -+ align_jumps = 16; -+ } -+ - tune_flags = all_cores[(int)arm_tune].flags; - -+ if (target_fp16_format_name) -+ { -+ for (i = 0; i < ARRAY_SIZE (all_fp16_formats); i++) -+ { -+ if (streq (all_fp16_formats[i].name, target_fp16_format_name)) -+ { -+ arm_fp16_format = all_fp16_formats[i].fp16_format_type; -+ break; -+ } -+ } -+ if (i == ARRAY_SIZE (all_fp16_formats)) -+ error ("invalid __fp16 format option: -mfp16-format=%s", -+ target_fp16_format_name); -+ } -+ else -+ arm_fp16_format = ARM_FP16_FORMAT_NONE; -+ - if (target_abi_name) - { - for (i = 0; i < ARRAY_SIZE (arm_all_abis); i++) -@@ -1383,6 +1543,7 @@ - arm_arch6 = (insn_flags & FL_ARCH6) != 0; - arm_arch6k = (insn_flags & FL_ARCH6K) != 0; - arm_arch_notm = (insn_flags & FL_NOTM) != 0; -+ arm_arch7em = (insn_flags & FL_ARCH7EM) != 0; - arm_arch_thumb2 = (insn_flags & FL_THUMB2) != 0; - arm_arch_xscale = (insn_flags & FL_XSCALE) != 0; - arm_arch_cirrus = (insn_flags & FL_CIRRUS) != 0; -@@ -1390,12 +1551,25 @@ - arm_ld_sched = (tune_flags & FL_LDSCHED) != 0; - arm_tune_strongarm = (tune_flags & FL_STRONG) != 0; - thumb_code = (TARGET_ARM == 0); -+ janus2_code = (TARGET_FIX_JANUS != 0); -+ if (janus2_code && TARGET_THUMB2) -+ error ("janus2 fix is not applicable when targeting a thumb2 core"); - arm_tune_wbuf = (tune_flags & FL_WBUF) != 0; - arm_tune_xscale = (tune_flags & FL_XSCALE) != 0; -+ arm_tune_marvell_f = (tune_flags & FL_MARVELL_F) != 0; - arm_arch_iwmmxt = (insn_flags & FL_IWMMXT) != 0; -- arm_arch_hwdiv = (insn_flags & FL_DIV) != 0; - arm_tune_cortex_a9 = (arm_tune == cortexa9) != 0; - -+ /* Hardware integer division is supported by some variants of the ARM -+ architecture in Thumb-2 mode. In addition some (but not all) Marvell -+ CPUs support their own hardware integer division instructions. -+ The assembler will pick the correct encoding. */ -+ if (TARGET_MARVELL_DIV && (insn_flags & FL_MARVELL_F) == 0) -+ error ("-mmarvell-div is only supported when targeting a Marvell core"); -+ -+ arm_arch_hwdiv = (TARGET_ARM && TARGET_MARVELL_DIV) -+ || (TARGET_THUMB2 && (insn_flags & FL_DIV) != 0); -+ - /* If we are not using the default (ARM mode) section anchor offset - ranges, then set the correct ranges now. */ - if (TARGET_THUMB1) -@@ -1434,7 +1608,6 @@ - if (TARGET_IWMMXT_ABI && !TARGET_IWMMXT) - error ("iwmmxt abi requires an iwmmxt capable cpu"); - -- arm_fp_model = ARM_FP_MODEL_UNKNOWN; - if (target_fpu_name == NULL && target_fpe_name != NULL) - { - if (streq (target_fpe_name, "2")) -@@ -1445,46 +1618,52 @@ - error ("invalid floating point emulation option: -mfpe=%s", - target_fpe_name); - } -- if (target_fpu_name != NULL) -- { -- /* The user specified a FPU. */ -- for (i = 0; i < ARRAY_SIZE (all_fpus); i++) -- { -- if (streq (all_fpus[i].name, target_fpu_name)) -- { -- arm_fpu_arch = all_fpus[i].fpu; -- arm_fpu_tune = arm_fpu_arch; -- arm_fp_model = fp_model_for_fpu[arm_fpu_arch]; -- break; -- } -- } -- if (arm_fp_model == ARM_FP_MODEL_UNKNOWN) -- error ("invalid floating point option: -mfpu=%s", target_fpu_name); -- } -- else -+ -+ if (target_fpu_name == NULL) - { - #ifdef FPUTYPE_DEFAULT -- /* Use the default if it is specified for this platform. */ -- arm_fpu_arch = FPUTYPE_DEFAULT; -- arm_fpu_tune = FPUTYPE_DEFAULT; -+ target_fpu_name = FPUTYPE_DEFAULT; - #else -- /* Pick one based on CPU type. */ -- /* ??? Some targets assume FPA is the default. -- if ((insn_flags & FL_VFP) != 0) -- arm_fpu_arch = FPUTYPE_VFP; -- else -- */ - if (arm_arch_cirrus) -- arm_fpu_arch = FPUTYPE_MAVERICK; -+ target_fpu_name = "maverick"; - else -- arm_fpu_arch = FPUTYPE_FPA_EMU2; -+ target_fpu_name = "fpe2"; - #endif -- if (tune_flags & FL_CO_PROC && arm_fpu_arch == FPUTYPE_FPA_EMU2) -- arm_fpu_tune = FPUTYPE_FPA; -+ } -+ -+ arm_fpu_desc = NULL; -+ for (i = 0; i < ARRAY_SIZE (all_fpus); i++) -+ { -+ if (streq (all_fpus[i].name, target_fpu_name)) -+ { -+ arm_fpu_desc = &all_fpus[i]; -+ break; -+ } -+ } -+ if (!arm_fpu_desc) -+ error ("invalid floating point option: -mfpu=%s", target_fpu_name); -+ -+ switch (arm_fpu_desc->model) -+ { -+ case ARM_FP_MODEL_FPA: -+ if (arm_fpu_desc->rev == 2) -+ arm_fpu_attr = FPU_FPE2; -+ else if (arm_fpu_desc->rev == 3) -+ arm_fpu_attr = FPU_FPE3; - else -- arm_fpu_tune = arm_fpu_arch; -- arm_fp_model = fp_model_for_fpu[arm_fpu_arch]; -- gcc_assert (arm_fp_model != ARM_FP_MODEL_UNKNOWN); -+ arm_fpu_attr = FPU_FPA; -+ break; -+ -+ case ARM_FP_MODEL_MAVERICK: -+ arm_fpu_attr = FPU_MAVERICK; -+ break; -+ -+ case ARM_FP_MODEL_VFP: -+ arm_fpu_attr = FPU_VFP; -+ break; -+ -+ default: -+ gcc_unreachable(); - } - - if (target_float_abi_name != NULL) -@@ -1505,9 +1684,6 @@ - else - arm_float_abi = TARGET_DEFAULT_FLOAT_ABI; - -- if (arm_float_abi == ARM_FLOAT_ABI_HARD && TARGET_VFP) -- sorry ("-mfloat-abi=hard and VFP"); -- - /* FPA and iWMMXt are incompatible because the insn encodings overlap. - VFP and iWMMXt can theoretically coexist, but it's unlikely such silicon - will ever exist. GCC makes no attempt to support this combination. */ -@@ -1518,15 +1694,40 @@ - if (TARGET_THUMB2 && TARGET_IWMMXT) - sorry ("Thumb-2 iWMMXt"); - -+ /* __fp16 support currently assumes the core has ldrh. */ -+ if (!arm_arch4 && arm_fp16_format != ARM_FP16_FORMAT_NONE) -+ sorry ("__fp16 and no ldrh"); -+ - /* If soft-float is specified then don't use FPU. */ - if (TARGET_SOFT_FLOAT) -- arm_fpu_arch = FPUTYPE_NONE; -+ arm_fpu_attr = FPU_NONE; -+ -+ if (TARGET_AAPCS_BASED) -+ { -+ if (arm_abi == ARM_ABI_IWMMXT) -+ arm_pcs_default = ARM_PCS_AAPCS_IWMMXT; -+ else if (arm_float_abi == ARM_FLOAT_ABI_HARD -+ && TARGET_HARD_FLOAT -+ && TARGET_VFP) -+ arm_pcs_default = ARM_PCS_AAPCS_VFP; -+ else -+ arm_pcs_default = ARM_PCS_AAPCS; -+ } -+ else -+ { -+ if (arm_float_abi == ARM_FLOAT_ABI_HARD && TARGET_VFP) -+ sorry ("-mfloat-abi=hard and VFP"); -+ -+ if (arm_abi == ARM_ABI_APCS) -+ arm_pcs_default = ARM_PCS_APCS; -+ else -+ arm_pcs_default = ARM_PCS_ATPCS; -+ } - - /* For arm2/3 there is no need to do any scheduling if there is only - a floating point emulator, or we are doing software floating-point. */ - if ((TARGET_SOFT_FLOAT -- || arm_fpu_tune == FPUTYPE_FPA_EMU2 -- || arm_fpu_tune == FPUTYPE_FPA_EMU3) -+ || (TARGET_FPA && arm_fpu_desc->rev)) - && (tune_flags & FL_MODE32) == 0) - flag_schedule_insns = flag_schedule_insns_after_reload = 0; - -@@ -1616,8 +1817,7 @@ - fix_cm3_ldrd = 0; - } - -- /* ??? We might want scheduling for thumb2. */ -- if (TARGET_THUMB && flag_schedule_insns) -+ if (TARGET_THUMB1 && flag_schedule_insns) - { - /* Don't warn since it's on by default in -O2. */ - flag_schedule_insns = 0; -@@ -1653,6 +1853,36 @@ - - /* Register global variables with the garbage collector. */ - arm_add_gc_roots (); -+ -+ if (low_irq_latency && TARGET_THUMB) -+ { -+ warning (0, -+ "-low-irq-latency has no effect when compiling for the Thumb"); -+ low_irq_latency = 0; -+ } -+ -+ /* CSL LOCAL */ -+ /* Loop unrolling can be a substantial win. At -O2, limit to 2x -+ unrolling by default to prevent excessive code growth; at -O3, -+ limit to 4x unrolling by default. We know we are not optimizing -+ for size if this is set (see arm_optimization_options). */ -+ if (flag_unroll_loops == 2) -+ { -+ if (optimize == 2) -+ { -+ flag_unroll_loops = 1; -+ if (!PARAM_SET_P (PARAM_MAX_UNROLL_TIMES)) -+ set_param_value ("max-unroll-times", 2); -+ } -+ else if (optimize > 2) -+ { -+ flag_unroll_loops = 1; -+ if (!PARAM_SET_P (PARAM_MAX_UNROLL_TIMES)) -+ set_param_value ("max-unroll-times", 4); -+ } -+ else -+ flag_unroll_loops = 0; -+ } - } - - static void -@@ -1782,6 +2012,14 @@ - return !IS_NAKED (arm_current_func_type ()); - } - -+static bool -+arm_warn_func_result (void) -+{ -+ /* Naked functions are implemented entirely in assembly, including the -+ return sequence, so suppress warnings about this. */ -+ return !IS_NAKED (arm_current_func_type ()); -+} -+ - - /* Return 1 if it is possible to return using a single instruction. - If SIBLING is non-null, this is a test for a return before a sibling -@@ -2873,14 +3111,19 @@ - - /* Define how to find the value returned by a function. */ - --rtx --arm_function_value(const_tree type, const_tree func ATTRIBUTE_UNUSED) -+static rtx -+arm_function_value(const_tree type, const_tree func, -+ bool outgoing ATTRIBUTE_UNUSED) - { - enum machine_mode mode; - int unsignedp ATTRIBUTE_UNUSED; - rtx r ATTRIBUTE_UNUSED; - - mode = TYPE_MODE (type); -+ -+ if (TARGET_AAPCS_BASED) -+ return aapcs_allocate_return_reg (mode, type, func); -+ - /* Promote integer types. */ - if (INTEGRAL_TYPE_P (type)) - PROMOTE_FUNCTION_MODE (mode, unsignedp, type); -@@ -2897,7 +3140,36 @@ - } - } - -- return LIBCALL_VALUE(mode); -+ return LIBCALL_VALUE (mode); -+} -+ -+rtx -+arm_libcall_value (enum machine_mode mode, rtx libcall) -+{ -+ if (TARGET_AAPCS_BASED && arm_pcs_default != ARM_PCS_AAPCS -+ && GET_MODE_CLASS (mode) == MODE_FLOAT) -+ { -+ /* The following libcalls return their result in integer registers, -+ even though they return a floating point value. */ -+ if (rtx_equal_p (libcall, -+ convert_optab_libfunc (sfloat_optab, mode, SImode)) -+ || rtx_equal_p (libcall, -+ convert_optab_libfunc (ufloat_optab, mode, SImode)) -+ || rtx_equal_p (libcall, -+ convert_optab_libfunc (sfloat_optab, mode, DImode)) -+ || rtx_equal_p (libcall, -+ convert_optab_libfunc (ufloat_optab, mode, DImode)) -+ || rtx_equal_p (libcall, -+ convert_optab_libfunc (trunc_optab, HFmode, SFmode)) -+ || rtx_equal_p (libcall, -+ convert_optab_libfunc (sext_optab, SFmode, HFmode))) -+ return gen_rtx_REG (mode, ARG_REGISTER(1)); -+ -+ /* XXX There are other libcalls that return in integer registers, -+ but I think they are all handled by hard insns. */ -+ } -+ -+ return LIBCALL_VALUE (mode); - } - - /* Determine the amount of memory needed to store the possible return -@@ -2907,10 +3179,12 @@ - { - int size = 16; - -- if (TARGET_ARM) -+ if (TARGET_32BIT) - { - if (TARGET_HARD_FLOAT_ABI) - { -+ if (TARGET_VFP) -+ size += 32; - if (TARGET_FPA) - size += 12; - if (TARGET_MAVERICK) -@@ -2923,27 +3197,56 @@ - return size; - } - --/* Decide whether a type should be returned in memory (true) -- or in a register (false). This is called as the target hook -- TARGET_RETURN_IN_MEMORY. */ -+/* Decide whether TYPE should be returned in memory (true) -+ or in a register (false). FNTYPE is the type of the function making -+ the call. */ - static bool --arm_return_in_memory (const_tree type, const_tree fntype ATTRIBUTE_UNUSED) -+arm_return_in_memory (const_tree type, const_tree fntype) - { - HOST_WIDE_INT size; - -- size = int_size_in_bytes (type); -+ size = int_size_in_bytes (type); /* Negative if not fixed size. */ -+ -+ if (TARGET_AAPCS_BASED) -+ { -+ /* Simple, non-aggregate types (ie not including vectors and -+ complex) are always returned in a register (or registers). -+ We don't care about which register here, so we can short-cut -+ some of the detail. */ -+ if (!AGGREGATE_TYPE_P (type) -+ && TREE_CODE (type) != VECTOR_TYPE -+ && TREE_CODE (type) != COMPLEX_TYPE) -+ return false; -+ -+ /* Any return value that is no larger than one word can be -+ returned in r0. */ -+ if (((unsigned HOST_WIDE_INT) size) <= UNITS_PER_WORD) -+ return false; -+ -+ /* Check any available co-processors to see if they accept the -+ type as a register candidate (VFP, for example, can return -+ some aggregates in consecutive registers). These aren't -+ available if the call is variadic. */ -+ if (aapcs_select_return_coproc (type, fntype) >= 0) -+ return false; -+ -+ /* Vector values should be returned using ARM registers, not -+ memory (unless they're over 16 bytes, which will break since -+ we only have four call-clobbered registers to play with). */ -+ if (TREE_CODE (type) == VECTOR_TYPE) -+ return (size < 0 || size > (4 * UNITS_PER_WORD)); -+ -+ /* The rest go in memory. */ -+ return true; -+ } - -- /* Vector values should be returned using ARM registers, not memory (unless -- they're over 16 bytes, which will break since we only have four -- call-clobbered registers to play with). */ - if (TREE_CODE (type) == VECTOR_TYPE) - return (size < 0 || size > (4 * UNITS_PER_WORD)); - - if (!AGGREGATE_TYPE_P (type) && -- !(TARGET_AAPCS_BASED && TREE_CODE (type) == COMPLEX_TYPE)) -- /* All simple types are returned in registers. -- For AAPCS, complex types are treated the same as aggregates. */ -- return 0; -+ (TREE_CODE (type) != VECTOR_TYPE)) -+ /* All simple types are returned in registers. */ -+ return false; - - if (arm_abi != ARM_ABI_APCS) - { -@@ -2960,7 +3263,7 @@ - the aggregate is either huge or of variable size, and in either case - we will want to return it via memory and not in a register. */ - if (size < 0 || size > UNITS_PER_WORD) -- return 1; -+ return true; - - if (TREE_CODE (type) == RECORD_TYPE) - { -@@ -2980,18 +3283,18 @@ - continue; - - if (field == NULL) -- return 0; /* An empty structure. Allowed by an extension to ANSI C. */ -+ return false; /* An empty structure. Allowed by an extension to ANSI C. */ - - /* Check that the first field is valid for returning in a register. */ - - /* ... Floats are not allowed */ - if (FLOAT_TYPE_P (TREE_TYPE (field))) -- return 1; -+ return true; - - /* ... Aggregates that are not themselves valid for returning in - a register are not allowed. */ - if (arm_return_in_memory (TREE_TYPE (field), NULL_TREE)) -- return 1; -+ return true; - - /* Now check the remaining fields, if any. Only bitfields are allowed, - since they are not addressable. */ -@@ -3003,10 +3306,10 @@ - continue; - - if (!DECL_BIT_FIELD_TYPE (field)) -- return 1; -+ return true; - } - -- return 0; -+ return false; - } - - if (TREE_CODE (type) == UNION_TYPE) -@@ -3023,18 +3326,18 @@ - continue; - - if (FLOAT_TYPE_P (TREE_TYPE (field))) -- return 1; -+ return true; - - if (arm_return_in_memory (TREE_TYPE (field), NULL_TREE)) -- return 1; -+ return true; - } - -- return 0; -+ return false; - } - #endif /* not ARM_WINCE */ - - /* Return all other types in memory. */ -- return 1; -+ return true; - } - - /* Indicate whether or not words of a double are in big-endian order. */ -@@ -3059,14 +3362,780 @@ - return 1; - } - -+const struct pcs_attribute_arg -+{ -+ const char *arg; -+ enum arm_pcs value; -+} pcs_attribute_args[] = -+ { -+ {"aapcs", ARM_PCS_AAPCS}, -+ {"aapcs-vfp", ARM_PCS_AAPCS_VFP}, -+ {"aapcs-iwmmxt", ARM_PCS_AAPCS_IWMMXT}, -+ {"atpcs", ARM_PCS_ATPCS}, -+ {"apcs", ARM_PCS_APCS}, -+ {NULL, ARM_PCS_UNKNOWN} -+ }; -+ -+static enum arm_pcs -+arm_pcs_from_attribute (tree attr) -+{ -+ const struct pcs_attribute_arg *ptr; -+ const char *arg; -+ -+ /* Get the value of the argument. */ -+ if (TREE_VALUE (attr) == NULL_TREE -+ || TREE_CODE (TREE_VALUE (attr)) != STRING_CST) -+ return ARM_PCS_UNKNOWN; -+ -+ arg = TREE_STRING_POINTER (TREE_VALUE (attr)); -+ -+ /* Check it against the list of known arguments. */ -+ for (ptr = pcs_attribute_args; ptr->arg != NULL; ptr++) -+ if (streq (arg, ptr->arg)) -+ return ptr->value; -+ -+ /* An unrecognized interrupt type. */ -+ return ARM_PCS_UNKNOWN; -+} -+ -+/* Get the PCS variant to use for this call. TYPE is the function's type -+ specification, DECL is the specific declartion. DECL may be null if -+ the call could be indirect or if this is a library call. */ -+static enum arm_pcs -+arm_get_pcs_model (const_tree type, const_tree decl) -+{ -+ bool user_convention = false; -+ enum arm_pcs user_pcs = arm_pcs_default; -+ tree attr; -+ -+ gcc_assert (type); -+ -+ attr = lookup_attribute ("pcs", TYPE_ATTRIBUTES (type)); -+ if (attr) -+ { -+ user_pcs = arm_pcs_from_attribute (TREE_VALUE (attr)); -+ user_convention = true; -+ } -+ -+ if (TARGET_AAPCS_BASED) -+ { -+ /* Detect varargs functions. These always use the base rules -+ (no argument is ever a candidate for a co-processor -+ register). */ -+ bool base_rules = (TYPE_ARG_TYPES (type) != 0 -+ && (TREE_VALUE (tree_last (TYPE_ARG_TYPES (type))) -+ != void_type_node)); -+ -+ if (user_convention) -+ { -+ if (user_pcs > ARM_PCS_AAPCS_LOCAL) -+ sorry ("Non-AAPCS derived PCS variant"); -+ else if (base_rules && user_pcs != ARM_PCS_AAPCS) -+ error ("Variadic functions must use the base AAPCS variant"); -+ } -+ -+ if (base_rules) -+ return ARM_PCS_AAPCS; -+ else if (user_convention) -+ return user_pcs; -+ else if (decl && flag_unit_at_a_time) -+ { -+ /* Local functions never leak outside this compilation unit, -+ so we are free to use whatever conventions are -+ appropriate. */ -+ /* FIXME: remove CONST_CAST_TREE when cgraph is constified. */ -+ struct cgraph_local_info *i = cgraph_local_info (CONST_CAST_TREE(decl)); -+ if (i && i->local) -+ return ARM_PCS_AAPCS_LOCAL; -+ } -+ } -+ else if (user_convention && user_pcs != arm_pcs_default) -+ sorry ("PCS variant"); -+ -+ /* For everything else we use the target's default. */ -+ return arm_pcs_default; -+} -+ -+ -+static void -+aapcs_vfp_cum_init (CUMULATIVE_ARGS *pcum ATTRIBUTE_UNUSED, -+ const_tree fntype ATTRIBUTE_UNUSED, -+ rtx libcall ATTRIBUTE_UNUSED, -+ const_tree fndecl ATTRIBUTE_UNUSED) -+{ -+ /* Record the unallocated VFP registers. */ -+ pcum->aapcs_vfp_regs_free = (1 << NUM_VFP_ARG_REGS) - 1; -+ pcum->aapcs_vfp_reg_alloc = 0; -+} -+ -+/* Walk down the type tree of TYPE counting consecutive base elements. -+ If *MODEP is VOIDmode, then set it to the first valid floating point -+ type. If a non-floating point type is found, or if a floating point -+ type that doesn't match a non-VOIDmode *MODEP is found, then return -1, -+ otherwise return the count in the sub-tree. */ -+static int -+aapcs_vfp_sub_candidate (const_tree type, enum machine_mode *modep) -+{ -+ enum machine_mode mode; -+ HOST_WIDE_INT size; -+ -+ switch (TREE_CODE (type)) -+ { -+ case REAL_TYPE: -+ mode = TYPE_MODE (type); -+ if (mode != DFmode && mode != SFmode) -+ return -1; -+ -+ if (*modep == VOIDmode) -+ *modep = mode; -+ -+ if (*modep == mode) -+ return 1; -+ -+ break; -+ -+ case COMPLEX_TYPE: -+ mode = TYPE_MODE (TREE_TYPE (type)); -+ if (mode != DFmode && mode != SFmode) -+ return -1; -+ -+ if (*modep == VOIDmode) -+ *modep = mode; -+ -+ if (*modep == mode) -+ return 2; -+ -+ break; -+ -+ case VECTOR_TYPE: -+ /* Use V2SImode and V4SImode as representatives of all 64-bit -+ and 128-bit vector types, whether or not those modes are -+ supported with the present options. */ -+ size = int_size_in_bytes (type); -+ switch (size) -+ { -+ case 8: -+ mode = V2SImode; -+ break; -+ case 16: -+ mode = V4SImode; -+ break; -+ default: -+ return -1; -+ } -+ -+ if (*modep == VOIDmode) -+ *modep = mode; -+ -+ /* Vector modes are considered to be opaque: two vectors are -+ equivalent for the purposes of being homogeneous aggregates -+ if they are the same size. */ -+ if (*modep == mode) -+ return 1; -+ -+ break; -+ -+ case ARRAY_TYPE: -+ { -+ int count; -+ tree index = TYPE_DOMAIN (type); -+ -+ /* Can't handle incomplete types. */ -+ if (!COMPLETE_TYPE_P(type)) -+ return -1; -+ -+ count = aapcs_vfp_sub_candidate (TREE_TYPE (type), modep); -+ if (count == -1 -+ || !index -+ || !TYPE_MAX_VALUE (index) -+ || !host_integerp (TYPE_MAX_VALUE (index), 1) -+ || !TYPE_MIN_VALUE (index) -+ || !host_integerp (TYPE_MIN_VALUE (index), 1) -+ || count < 0) -+ return -1; -+ -+ count *= (1 + tree_low_cst (TYPE_MAX_VALUE (index), 1) -+ - tree_low_cst (TYPE_MIN_VALUE (index), 1)); -+ -+ /* There must be no padding. */ -+ if (!host_integerp (TYPE_SIZE (type), 1) -+ || (tree_low_cst (TYPE_SIZE (type), 1) -+ != count * GET_MODE_BITSIZE (*modep))) -+ return -1; -+ -+ return count; -+ } -+ -+ case RECORD_TYPE: -+ { -+ int count = 0; -+ int sub_count; -+ tree field; -+ -+ /* Can't handle incomplete types. */ -+ if (!COMPLETE_TYPE_P(type)) -+ return -1; -+ -+ for (field = TYPE_FIELDS (type); field; field = TREE_CHAIN (field)) -+ { -+ if (TREE_CODE (field) != FIELD_DECL) -+ continue; -+ -+ sub_count = aapcs_vfp_sub_candidate (TREE_TYPE (field), modep); -+ if (sub_count < 0) -+ return -1; -+ count += sub_count; -+ } -+ -+ /* There must be no padding. */ -+ if (!host_integerp (TYPE_SIZE (type), 1) -+ || (tree_low_cst (TYPE_SIZE (type), 1) -+ != count * GET_MODE_BITSIZE (*modep))) -+ return -1; -+ -+ return count; -+ } -+ -+ case UNION_TYPE: -+ case QUAL_UNION_TYPE: -+ { -+ /* These aren't very interesting except in a degenerate case. */ -+ int count = 0; -+ int sub_count; -+ tree field; -+ -+ /* Can't handle incomplete types. */ -+ if (!COMPLETE_TYPE_P(type)) -+ return -1; -+ -+ for (field = TYPE_FIELDS (type); field; field = TREE_CHAIN (field)) -+ { -+ if (TREE_CODE (field) != FIELD_DECL) -+ continue; -+ -+ sub_count = aapcs_vfp_sub_candidate (TREE_TYPE (field), modep); -+ if (sub_count < 0) -+ return -1; -+ count = count > sub_count ? count : sub_count; -+ } -+ -+ /* There must be no padding. */ -+ if (!host_integerp (TYPE_SIZE (type), 1) -+ || (tree_low_cst (TYPE_SIZE (type), 1) -+ != count * GET_MODE_BITSIZE (*modep))) -+ return -1; -+ -+ return count; -+ } -+ -+ default: -+ break; -+ } -+ -+ return -1; -+} -+ -+/* Return true if PCS_VARIANT should use VFP registers. */ -+static bool -+use_vfp_abi (enum arm_pcs pcs_variant, bool is_double) -+{ -+ if (pcs_variant == ARM_PCS_AAPCS_VFP) -+ return true; -+ -+ if (pcs_variant != ARM_PCS_AAPCS_LOCAL) -+ return false; -+ -+ return (TARGET_32BIT && TARGET_VFP && TARGET_HARD_FLOAT && -+ (TARGET_VFP_DOUBLE || !is_double)); -+} -+ -+static bool -+aapcs_vfp_is_call_or_return_candidate (enum arm_pcs pcs_variant, -+ enum machine_mode mode, const_tree type, -+ int *base_mode, int *count) -+{ -+ enum machine_mode new_mode = VOIDmode; -+ -+ if (GET_MODE_CLASS (mode) == MODE_FLOAT -+ || GET_MODE_CLASS (mode) == MODE_VECTOR_INT -+ || GET_MODE_CLASS (mode) == MODE_VECTOR_FLOAT) -+ { -+ *count = 1; -+ new_mode = mode; -+ } -+ else if (GET_MODE_CLASS (mode) == MODE_COMPLEX_FLOAT) -+ { -+ *count = 2; -+ new_mode = (mode == DCmode ? DFmode : SFmode); -+ } -+ else if (type && (mode == BLKmode || TREE_CODE (type) == VECTOR_TYPE)) -+ { -+ int ag_count = aapcs_vfp_sub_candidate (type, &new_mode); -+ -+ if (ag_count > 0 && ag_count <= 4) -+ *count = ag_count; -+ else -+ return false; -+ } -+ else -+ return false; -+ -+ -+ if (!use_vfp_abi (pcs_variant, ARM_NUM_REGS (new_mode) > 1)) -+ return false; -+ -+ *base_mode = new_mode; -+ return true; -+} -+ -+static bool -+aapcs_vfp_is_return_candidate (enum arm_pcs pcs_variant, -+ enum machine_mode mode, const_tree type) -+{ -+ int count ATTRIBUTE_UNUSED; -+ int ag_mode ATTRIBUTE_UNUSED; -+ -+ if (!use_vfp_abi (pcs_variant, false)) -+ return false; -+ return aapcs_vfp_is_call_or_return_candidate (pcs_variant, mode, type, -+ &ag_mode, &count); -+} -+ -+static bool -+aapcs_vfp_is_call_candidate (CUMULATIVE_ARGS *pcum, enum machine_mode mode, -+ const_tree type) -+{ -+ if (!use_vfp_abi (pcum->pcs_variant, false)) -+ return false; -+ -+ return aapcs_vfp_is_call_or_return_candidate (pcum->pcs_variant, mode, type, -+ &pcum->aapcs_vfp_rmode, -+ &pcum->aapcs_vfp_rcount); -+} -+ -+static bool -+aapcs_vfp_allocate (CUMULATIVE_ARGS *pcum, enum machine_mode mode, -+ const_tree type ATTRIBUTE_UNUSED) -+{ -+ int shift = GET_MODE_SIZE (pcum->aapcs_vfp_rmode) / GET_MODE_SIZE (SFmode); -+ unsigned mask = (1 << (shift * pcum->aapcs_vfp_rcount)) - 1; -+ int regno; -+ -+ for (regno = 0; regno < NUM_VFP_ARG_REGS; regno += shift) -+ if (((pcum->aapcs_vfp_regs_free >> regno) & mask) == mask) -+ { -+ pcum->aapcs_vfp_reg_alloc = mask << regno; -+ if (mode == BLKmode || (mode == TImode && !TARGET_NEON)) -+ { -+ int i; -+ int rcount = pcum->aapcs_vfp_rcount; -+ int rshift = shift; -+ enum machine_mode rmode = pcum->aapcs_vfp_rmode; -+ rtx par; -+ if (!TARGET_NEON) -+ { -+ /* Avoid using unsupported vector modes. */ -+ if (rmode == V2SImode) -+ rmode = DImode; -+ else if (rmode == V4SImode) -+ { -+ rmode = DImode; -+ rcount *= 2; -+ rshift /= 2; -+ } -+ } -+ par = gen_rtx_PARALLEL (mode, rtvec_alloc (rcount)); -+ for (i = 0; i < rcount; i++) -+ { -+ rtx tmp = gen_rtx_REG (rmode, -+ FIRST_VFP_REGNUM + regno + i * rshift); -+ tmp = gen_rtx_EXPR_LIST -+ (VOIDmode, tmp, -+ GEN_INT (i * GET_MODE_SIZE (rmode))); -+ XVECEXP (par, 0, i) = tmp; -+ } -+ -+ pcum->aapcs_reg = par; -+ } -+ else -+ pcum->aapcs_reg = gen_rtx_REG (mode, FIRST_VFP_REGNUM + regno); -+ return true; -+ } -+ return false; -+} -+ -+static rtx -+aapcs_vfp_allocate_return_reg (enum arm_pcs pcs_variant ATTRIBUTE_UNUSED, -+ enum machine_mode mode, -+ const_tree type ATTRIBUTE_UNUSED) -+{ -+ if (!use_vfp_abi (pcs_variant, false)) -+ return false; -+ -+ if (mode == BLKmode || (mode == TImode && !TARGET_NEON)) -+ { -+ int count; -+ int ag_mode; -+ int i; -+ rtx par; -+ int shift; -+ -+ aapcs_vfp_is_call_or_return_candidate (pcs_variant, mode, type, -+ &ag_mode, &count); -+ -+ if (!TARGET_NEON) -+ { -+ if (ag_mode == V2SImode) -+ ag_mode = DImode; -+ else if (ag_mode == V4SImode) -+ { -+ ag_mode = DImode; -+ count *= 2; -+ } -+ } -+ shift = GET_MODE_SIZE(ag_mode) / GET_MODE_SIZE(SFmode); -+ par = gen_rtx_PARALLEL (mode, rtvec_alloc (count)); -+ for (i = 0; i < count; i++) -+ { -+ rtx tmp = gen_rtx_REG (ag_mode, FIRST_VFP_REGNUM + i * shift); -+ tmp = gen_rtx_EXPR_LIST (VOIDmode, tmp, -+ GEN_INT (i * GET_MODE_SIZE (ag_mode))); -+ XVECEXP (par, 0, i) = tmp; -+ } -+ -+ return par; -+ } -+ -+ return gen_rtx_REG (mode, FIRST_VFP_REGNUM); -+} -+ -+static void -+aapcs_vfp_advance (CUMULATIVE_ARGS *pcum ATTRIBUTE_UNUSED, -+ enum machine_mode mode ATTRIBUTE_UNUSED, -+ const_tree type ATTRIBUTE_UNUSED) -+{ -+ pcum->aapcs_vfp_regs_free &= ~pcum->aapcs_vfp_reg_alloc; -+ pcum->aapcs_vfp_reg_alloc = 0; -+ return; -+} -+ -+#define AAPCS_CP(X) \ -+ { \ -+ aapcs_ ## X ## _cum_init, \ -+ aapcs_ ## X ## _is_call_candidate, \ -+ aapcs_ ## X ## _allocate, \ -+ aapcs_ ## X ## _is_return_candidate, \ -+ aapcs_ ## X ## _allocate_return_reg, \ -+ aapcs_ ## X ## _advance \ -+ } -+ -+/* Table of co-processors that can be used to pass arguments in -+ registers. Idealy no arugment should be a candidate for more than -+ one co-processor table entry, but the table is processed in order -+ and stops after the first match. If that entry then fails to put -+ the argument into a co-processor register, the argument will go on -+ the stack. */ -+static struct -+{ -+ /* Initialize co-processor related state in CUMULATIVE_ARGS structure. */ -+ void (*cum_init) (CUMULATIVE_ARGS *, const_tree, rtx, const_tree); -+ -+ /* Return true if an argument of mode MODE (or type TYPE if MODE is -+ BLKmode) is a candidate for this co-processor's registers; this -+ function should ignore any position-dependent state in -+ CUMULATIVE_ARGS and only use call-type dependent information. */ -+ bool (*is_call_candidate) (CUMULATIVE_ARGS *, enum machine_mode, const_tree); -+ -+ /* Return true if the argument does get a co-processor register; it -+ should set aapcs_reg to an RTX of the register allocated as is -+ required for a return from FUNCTION_ARG. */ -+ bool (*allocate) (CUMULATIVE_ARGS *, enum machine_mode, const_tree); -+ -+ /* Return true if a result of mode MODE (or type TYPE if MODE is -+ BLKmode) is can be returned in this co-processor's registers. */ -+ bool (*is_return_candidate) (enum arm_pcs, enum machine_mode, const_tree); -+ -+ /* Allocate and return an RTX element to hold the return type of a -+ call, this routine must not fail and will only be called if -+ is_return_candidate returned true with the same parameters. */ -+ rtx (*allocate_return_reg) (enum arm_pcs, enum machine_mode, const_tree); -+ -+ /* Finish processing this argument and prepare to start processing -+ the next one. */ -+ void (*advance) (CUMULATIVE_ARGS *, enum machine_mode, const_tree); -+} aapcs_cp_arg_layout[ARM_NUM_COPROC_SLOTS] = -+ { -+ AAPCS_CP(vfp) -+ }; -+ -+#undef AAPCS_CP -+ -+static int -+aapcs_select_call_coproc (CUMULATIVE_ARGS *pcum, enum machine_mode mode, -+ tree type) -+{ -+ int i; -+ -+ for (i = 0; i < ARM_NUM_COPROC_SLOTS; i++) -+ if (aapcs_cp_arg_layout[i].is_call_candidate (pcum, mode, type)) -+ return i; -+ -+ return -1; -+} -+ -+static int -+aapcs_select_return_coproc (const_tree type, const_tree fntype) -+{ -+ /* We aren't passed a decl, so we can't check that a call is local. -+ However, it isn't clear that that would be a win anyway, since it -+ might limit some tail-calling opportunities. */ -+ enum arm_pcs pcs_variant; -+ -+ if (fntype) -+ { -+ const_tree fndecl = NULL_TREE; -+ -+ if (TREE_CODE (fntype) == FUNCTION_DECL) -+ { -+ fndecl = fntype; -+ fntype = TREE_TYPE (fntype); -+ } -+ -+ pcs_variant = arm_get_pcs_model (fntype, fndecl); -+ } -+ else -+ pcs_variant = arm_pcs_default; -+ -+ if (pcs_variant != ARM_PCS_AAPCS) -+ { -+ int i; -+ -+ for (i = 0; i < ARM_NUM_COPROC_SLOTS; i++) -+ if (aapcs_cp_arg_layout[i].is_return_candidate (pcs_variant, -+ TYPE_MODE (type), -+ type)) -+ return i; -+ } -+ return -1; -+} -+ -+static rtx -+aapcs_allocate_return_reg (enum machine_mode mode, const_tree type, -+ const_tree fntype) -+{ -+ /* We aren't passed a decl, so we can't check that a call is local. -+ However, it isn't clear that that would be a win anyway, since it -+ might limit some tail-calling opportunities. */ -+ enum arm_pcs pcs_variant; -+ -+ if (fntype) -+ { -+ const_tree fndecl = NULL_TREE; -+ -+ if (TREE_CODE (fntype) == FUNCTION_DECL) -+ { -+ fndecl = fntype; -+ fntype = TREE_TYPE (fntype); -+ } -+ -+ pcs_variant = arm_get_pcs_model (fntype, fndecl); -+ } -+ else -+ pcs_variant = arm_pcs_default; -+ -+ /* Promote integer types. */ -+ if (type && INTEGRAL_TYPE_P (type)) -+ PROMOTE_FUNCTION_MODE (mode, unsignedp, type); -+ -+ if (pcs_variant != ARM_PCS_AAPCS) -+ { -+ int i; -+ -+ for (i = 0; i < ARM_NUM_COPROC_SLOTS; i++) -+ if (aapcs_cp_arg_layout[i].is_return_candidate (pcs_variant, mode, -+ type)) -+ return aapcs_cp_arg_layout[i].allocate_return_reg (pcs_variant, -+ mode, type); -+ } -+ -+ /* Promotes small structs returned in a register to full-word size -+ for big-endian AAPCS. */ -+ if (type && arm_return_in_msb (type)) -+ { -+ HOST_WIDE_INT size = int_size_in_bytes (type); -+ if (size % UNITS_PER_WORD != 0) -+ { -+ size += UNITS_PER_WORD - size % UNITS_PER_WORD; -+ mode = mode_for_size (size * BITS_PER_UNIT, MODE_INT, 0); -+ } -+ } -+ -+ return gen_rtx_REG (mode, R0_REGNUM); -+} -+ -+rtx -+aapcs_libcall_value (enum machine_mode mode) -+{ -+ return aapcs_allocate_return_reg (mode, NULL_TREE, NULL_TREE); -+} -+ -+/* Lay out a function argument using the AAPCS rules. The rule -+ numbers referred to here are those in the AAPCS. */ -+static void -+aapcs_layout_arg (CUMULATIVE_ARGS *pcum, enum machine_mode mode, -+ tree type, int named) -+{ -+ int nregs, nregs2; -+ int ncrn; -+ -+ /* We only need to do this once per argument. */ -+ if (pcum->aapcs_arg_processed) -+ return; -+ -+ pcum->aapcs_arg_processed = true; -+ -+ /* Special case: if named is false then we are handling an incoming -+ anonymous argument which is on the stack. */ -+ if (!named) -+ return; -+ -+ /* Is this a potential co-processor register candidate? */ -+ if (pcum->pcs_variant != ARM_PCS_AAPCS) -+ { -+ int slot = aapcs_select_call_coproc (pcum, mode, type); -+ pcum->aapcs_cprc_slot = slot; -+ -+ /* We don't have to apply any of the rules from part B of the -+ preparation phase, these are handled elsewhere in the -+ compiler. */ -+ -+ if (slot >= 0) -+ { -+ /* A Co-processor register candidate goes either in its own -+ class of registers or on the stack. */ -+ if (!pcum->aapcs_cprc_failed[slot]) -+ { -+ /* C1.cp - Try to allocate the argument to co-processor -+ registers. */ -+ if (aapcs_cp_arg_layout[slot].allocate (pcum, mode, type)) -+ return; -+ -+ /* C2.cp - Put the argument on the stack and note that we -+ can't assign any more candidates in this slot. We also -+ need to note that we have allocated stack space, so that -+ we won't later try to split a non-cprc candidate between -+ core registers and the stack. */ -+ pcum->aapcs_cprc_failed[slot] = true; -+ pcum->can_split = false; -+ } -+ -+ /* We didn't get a register, so this argument goes on the -+ stack. */ -+ gcc_assert (pcum->can_split == false); -+ return; -+ } -+ } -+ -+ /* C3 - For double-word aligned arguments, round the NCRN up to the -+ next even number. */ -+ ncrn = pcum->aapcs_ncrn; -+ if ((ncrn & 1) && arm_needs_doubleword_align (mode, type)) -+ ncrn++; -+ -+ nregs = ARM_NUM_REGS2(mode, type); -+ -+ /* Sigh, this test should really assert that nregs > 0, but a GCC -+ extension allows empty structs and then gives them empty size; it -+ then allows such a structure to be passed by value. For some of -+ the code below we have to pretend that such an argument has -+ non-zero size so that we 'locate' it correctly either in -+ registers or on the stack. */ -+ gcc_assert (nregs >= 0); -+ -+ nregs2 = nregs ? nregs : 1; -+ -+ /* C4 - Argument fits entirely in core registers. */ -+ if (ncrn + nregs2 <= NUM_ARG_REGS) -+ { -+ pcum->aapcs_reg = gen_rtx_REG (mode, ncrn); -+ pcum->aapcs_next_ncrn = ncrn + nregs; -+ return; -+ } -+ -+ /* C5 - Some core registers left and there are no arguments already -+ on the stack: split this argument between the remaining core -+ registers and the stack. */ -+ if (ncrn < NUM_ARG_REGS && pcum->can_split) -+ { -+ pcum->aapcs_reg = gen_rtx_REG (mode, ncrn); -+ pcum->aapcs_next_ncrn = NUM_ARG_REGS; -+ pcum->aapcs_partial = (NUM_ARG_REGS - ncrn) * UNITS_PER_WORD; -+ return; -+ } -+ -+ /* C6 - NCRN is set to 4. */ -+ pcum->aapcs_next_ncrn = NUM_ARG_REGS; -+ -+ /* C7,C8 - arugment goes on the stack. We have nothing to do here. */ -+ return; -+} -+ - /* Initialize a variable CUM of type CUMULATIVE_ARGS - for a call to a function whose data type is FNTYPE. - For a library call, FNTYPE is NULL. */ - void - arm_init_cumulative_args (CUMULATIVE_ARGS *pcum, tree fntype, -- rtx libname ATTRIBUTE_UNUSED, -+ rtx libname, - tree fndecl ATTRIBUTE_UNUSED) - { -+ /* Long call handling. */ -+ if (fntype) -+ pcum->pcs_variant = arm_get_pcs_model (fntype, fndecl); -+ else -+ pcum->pcs_variant = arm_pcs_default; -+ -+ if (pcum->pcs_variant <= ARM_PCS_AAPCS_LOCAL) -+ { -+ /* XXX We should also detect some library calls here and handle -+ them using the base rules too; for example the floating point -+ support functions always work this way. */ -+ -+ if (rtx_equal_p (libname, -+ convert_optab_libfunc (sfix_optab, DImode, DFmode)) -+ || rtx_equal_p (libname, -+ convert_optab_libfunc (ufix_optab, DImode, DFmode)) -+ || rtx_equal_p (libname, -+ convert_optab_libfunc (sfix_optab, DImode, SFmode)) -+ || rtx_equal_p (libname, -+ convert_optab_libfunc (ufix_optab, DImode, SFmode)) -+ || rtx_equal_p (libname, -+ convert_optab_libfunc (trunc_optab, HFmode, SFmode)) -+ || rtx_equal_p (libname, -+ convert_optab_libfunc (sext_optab, SFmode, HFmode))) -+ pcum->pcs_variant = ARM_PCS_AAPCS; -+ -+ pcum->aapcs_ncrn = pcum->aapcs_next_ncrn = 0; -+ pcum->aapcs_reg = NULL_RTX; -+ pcum->aapcs_partial = 0; -+ pcum->aapcs_arg_processed = false; -+ pcum->aapcs_cprc_slot = -1; -+ pcum->can_split = true; -+ -+ if (pcum->pcs_variant != ARM_PCS_AAPCS) -+ { -+ int i; -+ -+ for (i = 0; i < ARM_NUM_COPROC_SLOTS; i++) -+ { -+ pcum->aapcs_cprc_failed[i] = false; -+ aapcs_cp_arg_layout[i].cum_init (pcum, fntype, libname, fndecl); -+ } -+ } -+ return; -+ } -+ -+ /* Legacy ABIs */ -+ - /* On the ARM, the offset starts at 0. */ - pcum->nregs = 0; - pcum->iwmmxt_nregs = 0; -@@ -3120,6 +4189,17 @@ - { - int nregs; - -+ /* Handle the special case quickly. Pick an arbitrary value for op2 of -+ a call insn (op3 of a call_value insn). */ -+ if (mode == VOIDmode) -+ return const0_rtx; -+ -+ if (pcum->pcs_variant <= ARM_PCS_AAPCS_LOCAL) -+ { -+ aapcs_layout_arg (pcum, mode, type, named); -+ return pcum->aapcs_reg; -+ } -+ - /* Varargs vectors are treated the same as long long. - named_count avoids having to change the way arm handles 'named' */ - if (TARGET_IWMMXT_ABI -@@ -3161,10 +4241,16 @@ - - static int - arm_arg_partial_bytes (CUMULATIVE_ARGS *pcum, enum machine_mode mode, -- tree type, bool named ATTRIBUTE_UNUSED) -+ tree type, bool named) - { - int nregs = pcum->nregs; - -+ if (pcum->pcs_variant <= ARM_PCS_AAPCS_LOCAL) -+ { -+ aapcs_layout_arg (pcum, mode, type, named); -+ return pcum->aapcs_partial; -+ } -+ - if (TARGET_IWMMXT_ABI && arm_vector_mode_supported_p (mode)) - return 0; - -@@ -3173,7 +4259,40 @@ - && pcum->can_split) - return (NUM_ARG_REGS - nregs) * UNITS_PER_WORD; - -- return 0; -+ return 0; -+} -+ -+void -+arm_function_arg_advance (CUMULATIVE_ARGS *pcum, enum machine_mode mode, -+ tree type, bool named) -+{ -+ if (pcum->pcs_variant <= ARM_PCS_AAPCS_LOCAL) -+ { -+ aapcs_layout_arg (pcum, mode, type, named); -+ -+ if (pcum->aapcs_cprc_slot >= 0) -+ { -+ aapcs_cp_arg_layout[pcum->aapcs_cprc_slot].advance (pcum, mode, -+ type); -+ pcum->aapcs_cprc_slot = -1; -+ } -+ -+ /* Generic stuff. */ -+ pcum->aapcs_arg_processed = false; -+ pcum->aapcs_ncrn = pcum->aapcs_next_ncrn; -+ pcum->aapcs_reg = NULL_RTX; -+ pcum->aapcs_partial = 0; -+ } -+ else -+ { -+ pcum->nargs += 1; -+ if (arm_vector_mode_supported_p (mode) -+ && pcum->named_count > pcum->nargs -+ && TARGET_IWMMXT_ABI) -+ pcum->iwmmxt_nregs += 1; -+ else -+ pcum->nregs += ARM_NUM_REGS2 (mode, type); -+ } - } - - /* Variable sized types are passed by reference. This is a GCC -@@ -3226,6 +4345,8 @@ - /* Whereas these functions are always known to reside within the 26 bit - addressing range. */ - { "short_call", 0, 0, false, true, true, NULL }, -+ /* Specify the procedure call conventions for a function. */ -+ { "pcs", 1, 1, false, true, true, arm_handle_pcs_attribute }, - /* Interrupt Service Routines have special prologue and epilogue requirements. */ - { "isr", 0, 1, false, false, false, arm_handle_isr_attribute }, - { "interrupt", 0, 1, false, false, false, arm_handle_isr_attribute }, -@@ -3328,6 +4449,21 @@ - return NULL_TREE; - } - -+/* Handle a "pcs" attribute; arguments as in struct -+ attribute_spec.handler. */ -+static tree -+arm_handle_pcs_attribute (tree *node ATTRIBUTE_UNUSED, tree name, tree args, -+ int flags ATTRIBUTE_UNUSED, bool *no_add_attrs) -+{ -+ if (arm_pcs_from_attribute (args) == ARM_PCS_UNKNOWN) -+ { -+ warning (OPT_Wattributes, "%qs attribute ignored", -+ IDENTIFIER_POINTER (name)); -+ *no_add_attrs = true; -+ } -+ return NULL_TREE; -+} -+ - #if TARGET_DLLIMPORT_DECL_ATTRIBUTES - /* Handle the "notshared" attribute. This attribute is another way of - requesting hidden visibility. ARM's compiler supports -@@ -3489,7 +4625,7 @@ - - /* Return nonzero if it is ok to make a tail-call to DECL. */ - static bool --arm_function_ok_for_sibcall (tree decl, tree exp ATTRIBUTE_UNUSED) -+arm_function_ok_for_sibcall (tree decl, tree exp) - { - unsigned long func_type; - -@@ -3522,6 +4658,21 @@ - if (IS_INTERRUPT (func_type)) - return false; - -+ if (!VOID_TYPE_P (TREE_TYPE (DECL_RESULT (cfun->decl)))) -+ { -+ /* Check that the return value locations are the same. For -+ example that we aren't returning a value from the sibling in -+ a VFP register but then need to transfer it to a core -+ register. */ -+ rtx a, b; -+ -+ a = arm_function_value (TREE_TYPE (exp), decl, false); -+ b = arm_function_value (TREE_TYPE (DECL_RESULT (cfun->decl)), -+ cfun->decl, false); -+ if (!rtx_equal_p (a, b)) -+ return false; -+ } -+ - /* Never tailcall if function may be called with a misaligned SP. */ - if (IS_STACKALIGN (func_type)) - return false; -@@ -4120,6 +5271,7 @@ - if (GET_MODE_SIZE (mode) <= 4 - && ! (arm_arch4 - && (mode == HImode -+ || mode == HFmode - || (mode == QImode && outer == SIGN_EXTEND)))) - { - if (code == MULT) -@@ -4148,13 +5300,15 @@ - load. */ - if (arm_arch4) - { -- if (mode == HImode || (outer == SIGN_EXTEND && mode == QImode)) -+ if (mode == HImode -+ || mode == HFmode -+ || (outer == SIGN_EXTEND && mode == QImode)) - range = 256; - else - range = 4096; - } - else -- range = (mode == HImode) ? 4095 : 4096; -+ range = (mode == HImode || mode == HFmode) ? 4095 : 4096; - - return (code == CONST_INT - && INTVAL (index) < range -@@ -4325,7 +5479,8 @@ - return 1; - - /* This is PC relative data after arm_reorg runs. */ -- else if (GET_MODE_SIZE (mode) >= 4 && reload_completed -+ else if ((GET_MODE_SIZE (mode) >= 4 || mode == HFmode) -+ && reload_completed - && (GET_CODE (x) == LABEL_REF - || (GET_CODE (x) == CONST - && GET_CODE (XEXP (x, 0)) == PLUS -@@ -5024,7 +6179,7 @@ - case UMOD: - if (TARGET_HARD_FLOAT && mode == SFmode) - *total = COSTS_N_INSNS (2); -- else if (TARGET_HARD_FLOAT && mode == DFmode) -+ else if (TARGET_HARD_FLOAT && mode == DFmode && !TARGET_VFP_SINGLE) - *total = COSTS_N_INSNS (4); - else - *total = COSTS_N_INSNS (20); -@@ -5063,23 +6218,6 @@ - return true; - - case MINUS: -- if (TARGET_THUMB2) -- { -- if (GET_MODE_CLASS (mode) == MODE_FLOAT) -- { -- if (TARGET_HARD_FLOAT && (mode == SFmode || mode == DFmode)) -- *total = COSTS_N_INSNS (1); -- else -- *total = COSTS_N_INSNS (20); -- } -- else -- *total = COSTS_N_INSNS (ARM_NUM_REGS (mode)); -- /* Thumb2 does not have RSB, so all arguments must be -- registers (subtracting a constant is canonicalized as -- addition of the negated constant). */ -- return false; -- } -- - if (mode == DImode) - { - *total = COSTS_N_INSNS (ARM_NUM_REGS (mode)); -@@ -5102,7 +6240,9 @@ - - if (GET_MODE_CLASS (mode) == MODE_FLOAT) - { -- if (TARGET_HARD_FLOAT && (mode == SFmode || mode == DFmode)) -+ if (TARGET_HARD_FLOAT -+ && (mode == SFmode -+ || (mode == DFmode && !TARGET_VFP_SINGLE))) - { - *total = COSTS_N_INSNS (1); - if (GET_CODE (XEXP (x, 0)) == CONST_DOUBLE -@@ -5143,6 +6283,17 @@ - return true; - } - -+ /* A shift as a part of RSB costs no more than RSB itself. */ -+ if (GET_CODE (XEXP (x, 0)) == MULT -+ && GET_CODE (XEXP (XEXP (x, 0), 1)) == CONST_INT -+ && ((INTVAL (XEXP (XEXP (x, 0), 1)) -+ & (INTVAL (XEXP (XEXP (x, 0), 1)) - 1)) == 0)) -+ { -+ *total += rtx_cost (XEXP (XEXP (x, 0), 0), code, speed); -+ *total += rtx_cost (XEXP (x, 1), code, speed); -+ return true; -+ } -+ - if (subcode == MULT - && GET_CODE (XEXP (XEXP (x, 1), 1)) == CONST_INT - && ((INTVAL (XEXP (XEXP (x, 1), 1)) & -@@ -5164,6 +6315,19 @@ - return true; - } - -+ /* MLS is just as expensive as its underlying multiplication. -+ Exclude a shift by a constant, which is expressed as a -+ multiplication. */ -+ if (TARGET_32BIT && arm_arch_thumb2 -+ && GET_CODE (XEXP (x, 1)) == MULT -+ && ! (GET_CODE (XEXP (XEXP (x, 1), 1)) == CONST_INT -+ && ((INTVAL (XEXP (XEXP (x, 1), 1)) & -+ (INTVAL (XEXP (XEXP (x, 1), 1)) - 1)) == 0))) -+ { -+ /* The cost comes from the cost of the multiply. */ -+ return false; -+ } -+ - /* Fall through */ - - case PLUS: -@@ -5192,7 +6356,9 @@ - - if (GET_MODE_CLASS (mode) == MODE_FLOAT) - { -- if (TARGET_HARD_FLOAT && (mode == SFmode || mode == DFmode)) -+ if (TARGET_HARD_FLOAT -+ && (mode == SFmode -+ || (mode == DFmode && !TARGET_VFP_SINGLE))) - { - *total = COSTS_N_INSNS (1); - if (GET_CODE (XEXP (x, 1)) == CONST_DOUBLE -@@ -5307,7 +6473,9 @@ - case NEG: - if (GET_MODE_CLASS (mode) == MODE_FLOAT) - { -- if (TARGET_HARD_FLOAT && (mode == SFmode || mode == DFmode)) -+ if (TARGET_HARD_FLOAT -+ && (mode == SFmode -+ || (mode == DFmode && !TARGET_VFP_SINGLE))) - { - *total = COSTS_N_INSNS (1); - return false; -@@ -5460,7 +6628,9 @@ - case ABS: - if (GET_MODE_CLASS (mode == MODE_FLOAT)) - { -- if (TARGET_HARD_FLOAT && (mode == SFmode || mode == DFmode)) -+ if (TARGET_HARD_FLOAT -+ && (mode == SFmode -+ || (mode == DFmode && !TARGET_VFP_SINGLE))) - { - *total = COSTS_N_INSNS (1); - return false; -@@ -5563,7 +6733,8 @@ - return true; - - case CONST_DOUBLE: -- if (TARGET_HARD_FLOAT && vfp3_const_double_rtx (x)) -+ if (TARGET_HARD_FLOAT && vfp3_const_double_rtx (x) -+ && (mode == SFmode || !TARGET_VFP_SINGLE)) - *total = COSTS_N_INSNS (1); - else - *total = COSTS_N_INSNS (4); -@@ -5638,7 +6809,8 @@ - return false; - - case MINUS: -- if (TARGET_HARD_FLOAT && GET_MODE_CLASS (mode) == MODE_FLOAT) -+ if (TARGET_HARD_FLOAT && GET_MODE_CLASS (mode) == MODE_FLOAT -+ && (mode == SFmode || !TARGET_VFP_SINGLE)) - { - *total = COSTS_N_INSNS (1); - return false; -@@ -5668,7 +6840,8 @@ - return false; - - case PLUS: -- if (TARGET_HARD_FLOAT && GET_MODE_CLASS (mode) == MODE_FLOAT) -+ if (TARGET_HARD_FLOAT && GET_MODE_CLASS (mode) == MODE_FLOAT -+ && (mode == SFmode || !TARGET_VFP_SINGLE)) - { - *total = COSTS_N_INSNS (1); - return false; -@@ -5698,7 +6871,8 @@ - return false; - - case NEG: -- if (TARGET_HARD_FLOAT && GET_MODE_CLASS (mode) == MODE_FLOAT) -+ if (TARGET_HARD_FLOAT && GET_MODE_CLASS (mode) == MODE_FLOAT -+ && (mode == SFmode || !TARGET_VFP_SINGLE)) - { - *total = COSTS_N_INSNS (1); - return false; -@@ -5722,7 +6896,8 @@ - return false; - - case ABS: -- if (TARGET_HARD_FLOAT && GET_MODE_CLASS (mode) == MODE_FLOAT) -+ if (TARGET_HARD_FLOAT && GET_MODE_CLASS (mode) == MODE_FLOAT -+ && (mode == SFmode || !TARGET_VFP_SINGLE)) - *total = COSTS_N_INSNS (1); - else - *total = COSTS_N_INSNS (1 + ARM_NUM_REGS (mode)); -@@ -5939,7 +7114,9 @@ - - if (GET_MODE_CLASS (mode) == MODE_FLOAT) - { -- if (TARGET_HARD_FLOAT && (mode == SFmode || mode == DFmode)) -+ if (TARGET_HARD_FLOAT -+ && (mode == SFmode -+ || (mode == DFmode && !TARGET_VFP_SINGLE))) - { - *total = COSTS_N_INSNS (1); - return false; -@@ -6096,7 +7273,9 @@ - - if (GET_MODE_CLASS (mode) == MODE_FLOAT) - { -- if (TARGET_HARD_FLOAT && (mode == SFmode || mode == DFmode)) -+ if (TARGET_HARD_FLOAT -+ && (mode == SFmode -+ || (mode == DFmode && !TARGET_VFP_SINGLE))) - { - *total = COSTS_N_INSNS (1); - return false; -@@ -6919,10 +8098,13 @@ - } - - /* Return TRUE if OP is a memory operand which we can load or store a vector -- to/from. If CORE is true, we're moving from ARM registers not Neon -- registers. */ -+ to/from. TYPE is one of the following values: -+ 0 - Vector load/stor (vldr) -+ 1 - Core registers (ldm) -+ 2 - Element/structure loads (vld1) -+ */ - int --neon_vector_mem_operand (rtx op, bool core) -+neon_vector_mem_operand (rtx op, int type) - { - rtx ind; - -@@ -6955,23 +8137,16 @@ - return arm_address_register_rtx_p (ind, 0); - - /* Allow post-increment with Neon registers. */ -- if (!core && GET_CODE (ind) == POST_INC) -+ if ((type != 1 && GET_CODE (ind) == POST_INC) -+ || (type == 0 && GET_CODE (ind) == PRE_DEC)) - return arm_address_register_rtx_p (XEXP (ind, 0), 0); - --#if 0 -- /* FIXME: We can support this too if we use VLD1/VST1. */ -- if (!core -- && GET_CODE (ind) == POST_MODIFY -- && arm_address_register_rtx_p (XEXP (ind, 0), 0) -- && GET_CODE (XEXP (ind, 1)) == PLUS -- && rtx_equal_p (XEXP (XEXP (ind, 1), 0), XEXP (ind, 0))) -- ind = XEXP (ind, 1); --#endif -+ /* FIXME: vld1 allows register post-modify. */ - - /* Match: - (plus (reg) - (const)). */ -- if (!core -+ if (type == 0 - && GET_CODE (ind) == PLUS - && GET_CODE (XEXP (ind, 0)) == REG - && REG_MODE_OK_FOR_BASE_P (XEXP (ind, 0), VOIDmode) -@@ -7038,10 +8213,19 @@ - enum reg_class - coproc_secondary_reload_class (enum machine_mode mode, rtx x, bool wb) - { -+ if (mode == HFmode) -+ { -+ if (!TARGET_NEON_FP16) -+ return GENERAL_REGS; -+ if (s_register_operand (x, mode) || neon_vector_mem_operand (x, 2)) -+ return NO_REGS; -+ return GENERAL_REGS; -+ } -+ - if (TARGET_NEON - && (GET_MODE_CLASS (mode) == MODE_VECTOR_INT - || GET_MODE_CLASS (mode) == MODE_VECTOR_FLOAT) -- && neon_vector_mem_operand (x, FALSE)) -+ && neon_vector_mem_operand (x, 0)) - return NO_REGS; - - if (arm_coproc_mem_operand (x, wb) || s_register_operand (x, mode)) -@@ -7438,6 +8622,9 @@ - int base_reg = -1; - int i; - -+ if (low_irq_latency) -+ return 0; -+ - /* Can only handle 2, 3, or 4 insns at present, - though could be easily extended if required. */ - gcc_assert (nops >= 2 && nops <= 4); -@@ -7667,6 +8854,9 @@ - int base_reg = -1; - int i; - -+ if (low_irq_latency) -+ return 0; -+ - /* Can only handle 2, 3, or 4 insns at present, though could be easily - extended if required. */ - gcc_assert (nops >= 2 && nops <= 4); -@@ -7874,7 +9064,7 @@ - - As a compromise, we use ldr for counts of 1 or 2 regs, and ldm - for counts of 3 or 4 regs. */ -- if (arm_tune_xscale && count <= 2 && ! optimize_size) -+ if (low_irq_latency || (arm_tune_xscale && count <= 2 && ! optimize_size)) - { - rtx seq; - -@@ -7937,7 +9127,7 @@ - - /* See arm_gen_load_multiple for discussion of - the pros/cons of ldm/stm usage for XScale. */ -- if (arm_tune_xscale && count <= 2 && ! optimize_size) -+ if (low_irq_latency || (arm_tune_xscale && count <= 2 && ! optimize_size)) - { - rtx seq; - -@@ -9555,7 +10745,10 @@ - gcc_assert (GET_CODE (from) != BARRIER); - - /* Count the length of this insn. */ -- count += get_attr_length (from); -+ if (LABEL_P (from) && (align_jumps > 0 || align_loops > 0)) -+ count += MAX (align_jumps, align_loops); -+ else -+ count += get_attr_length (from); - - /* If there is a jump table, add its length. */ - tmp = is_jump_table (from); -@@ -9867,6 +11060,8 @@ - insn = table; - } - } -+ else if (LABEL_P (insn) && (align_jumps > 0 || align_loops > 0)) -+ address += MAX (align_jumps, align_loops); - } - - fix = minipool_fix_head; -@@ -10072,6 +11267,21 @@ - vfp_output_fldmd (FILE * stream, unsigned int base, int reg, int count) - { - int i; -+ int offset; -+ -+ if (low_irq_latency) -+ { -+ /* Output a sequence of FLDD instructions. */ -+ offset = 0; -+ for (i = reg; i < reg + count; ++i, offset += 8) -+ { -+ fputc ('\t', stream); -+ asm_fprintf (stream, "fldd\td%d, [%r,#%d]\n", i, base, offset); -+ } -+ asm_fprintf (stream, "\tadd\tsp, sp, #%d\n", count * 8); -+ return; -+ } -+ - - /* Workaround ARM10 VFPr1 bug. */ - if (count == 2 && !arm_arch6) -@@ -10142,6 +11352,56 @@ - rtx tmp, reg; - int i; - -+ if (low_irq_latency) -+ { -+ int saved_size; -+ rtx sp_insn; -+ -+ if (!count) -+ return 0; -+ -+ saved_size = count * GET_MODE_SIZE (DFmode); -+ -+ /* Since fstd does not have postdecrement addressing mode, -+ we first decrement stack pointer and then use base+offset -+ stores for VFP registers. The ARM EABI unwind information -+ can't easily describe base+offset loads, so we attach -+ a note for the effects of the whole block in the first insn, -+ and avoid marking the subsequent instructions -+ with RTX_FRAME_RELATED_P. */ -+ sp_insn = gen_addsi3 (stack_pointer_rtx, stack_pointer_rtx, -+ GEN_INT (-saved_size)); -+ sp_insn = emit_insn (sp_insn); -+ RTX_FRAME_RELATED_P (sp_insn) = 1; -+ -+ dwarf = gen_rtx_SEQUENCE (VOIDmode, rtvec_alloc (count + 1)); -+ XVECEXP (dwarf, 0, 0) = -+ gen_rtx_SET (VOIDmode, stack_pointer_rtx, -+ plus_constant (stack_pointer_rtx, -saved_size)); -+ -+ /* push double VFP registers to stack */ -+ for (i = 0; i < count; ++i ) -+ { -+ rtx reg; -+ rtx mem; -+ rtx addr; -+ rtx insn; -+ reg = gen_rtx_REG (DFmode, base_reg + 2*i); -+ addr = (i == 0) ? stack_pointer_rtx -+ : gen_rtx_PLUS (SImode, stack_pointer_rtx, -+ GEN_INT (i * GET_MODE_SIZE (DFmode))); -+ mem = gen_frame_mem (DFmode, addr); -+ insn = emit_move_insn (mem, reg); -+ XVECEXP (dwarf, 0, i+1) = -+ gen_rtx_SET (VOIDmode, mem, reg); -+ } -+ -+ REG_NOTES (sp_insn) = gen_rtx_EXPR_LIST (REG_FRAME_RELATED_EXPR, dwarf, -+ REG_NOTES (sp_insn)); -+ -+ return saved_size; -+ } -+ - /* Workaround ARM10 VFPr1 bug. Data corruption can occur when exactly two - register pairs are stored by a store multiple insn. We avoid this - by pushing an extra pair. */ -@@ -10758,7 +12018,7 @@ - } - - /* Output a move, load or store for quad-word vectors in ARM registers. Only -- handles MEMs accepted by neon_vector_mem_operand with CORE=true. */ -+ handles MEMs accepted by neon_vector_mem_operand with TYPE=1. */ - - const char * - output_move_quad (rtx *operands) -@@ -10954,6 +12214,12 @@ - ops[1] = reg; - break; - -+ case PRE_DEC: -+ templ = "v%smdb%%?\t%%0!, %%h1"; -+ ops[0] = XEXP (addr, 0); -+ ops[1] = reg; -+ break; -+ - case POST_MODIFY: - /* FIXME: Not currently enabled in neon_vector_mem_operand. */ - gcc_unreachable (); -@@ -10968,7 +12234,7 @@ - { - /* We're only using DImode here because it's a convenient size. */ - ops[0] = gen_rtx_REG (DImode, REGNO (reg) + 2 * i); -- ops[1] = adjust_address (mem, SImode, 8 * i); -+ ops[1] = adjust_address (mem, DImode, 8 * i); - if (reg_overlap_mentioned_p (ops[0], mem)) - { - gcc_assert (overlap == -1); -@@ -11557,7 +12823,7 @@ - if (count > 0) - { - /* Workaround ARM10 VFPr1 bug. */ -- if (count == 2 && !arm_arch6) -+ if (count == 2 && !arm_arch6 && !low_irq_latency) - count++; - saved += count * 8; - } -@@ -11886,6 +13152,41 @@ - return_used_this_function = 0; - } - -+/* Generate to STREAM a code sequence that pops registers identified -+ in REGS_MASK from SP. SP is incremented as the result. -+*/ -+static void -+print_pop_reg_by_ldr (FILE *stream, int regs_mask, int rfe) -+{ -+ int reg; -+ -+ gcc_assert (! (regs_mask & (1 << SP_REGNUM))); -+ -+ for (reg = 0; reg < PC_REGNUM; ++reg) -+ if (regs_mask & (1 << reg)) -+ asm_fprintf (stream, "\tldr\t%r, [%r], #4\n", -+ reg, SP_REGNUM); -+ -+ if (regs_mask & (1 << PC_REGNUM)) -+ { -+ if (rfe) -+ /* When returning from exception, we need to -+ copy SPSR to CPSR. There are two ways to do -+ that: the ldm instruction with "^" suffix, -+ and movs instruction. The latter would -+ require that we load from stack to some -+ scratch register, and then move to PC. -+ Therefore, we'd need extra instruction and -+ have to make sure we actually have a spare -+ register. Using ldm with a single register -+ is simler. */ -+ asm_fprintf (stream, "\tldm\tsp!, {pc}^\n"); -+ else -+ asm_fprintf (stream, "\tldr\t%r, [%r], #4\n", -+ PC_REGNUM, SP_REGNUM); -+ } -+} -+ - const char * - arm_output_epilogue (rtx sibling) - { -@@ -11946,7 +13247,7 @@ - /* This variable is for the Virtual Frame Pointer, not VFP regs. */ - int vfp_offset = offsets->frame; - -- if (arm_fpu_arch == FPUTYPE_FPA_EMU2) -+ if (TARGET_FPA_EMU2) - { - for (reg = LAST_FPA_REGNUM; reg >= FIRST_FPA_REGNUM; reg--) - if (df_regs_ever_live_p (reg) && !call_used_regs[reg]) -@@ -12169,7 +13470,7 @@ - SP_REGNUM, HARD_FRAME_POINTER_REGNUM); - } - -- if (arm_fpu_arch == FPUTYPE_FPA_EMU2) -+ if (TARGET_FPA_EMU2) - { - for (reg = FIRST_FPA_REGNUM; reg <= LAST_FPA_REGNUM; reg++) - if (df_regs_ever_live_p (reg) && !call_used_regs[reg]) -@@ -12253,22 +13554,19 @@ - to load use the LDR instruction - it is faster. For Thumb-2 - always use pop and the assembler will pick the best instruction.*/ - if (TARGET_ARM && saved_regs_mask == (1 << LR_REGNUM) -- && !IS_INTERRUPT(func_type)) -+ && !IS_INTERRUPT (func_type)) - { - asm_fprintf (f, "\tldr\t%r, [%r], #4\n", LR_REGNUM, SP_REGNUM); - } - else if (saved_regs_mask) - { -- if (saved_regs_mask & (1 << SP_REGNUM)) -- /* Note - write back to the stack register is not enabled -- (i.e. "ldmfd sp!..."). We know that the stack pointer is -- in the list of registers and if we add writeback the -- instruction becomes UNPREDICTABLE. */ -- print_multi_reg (f, "ldmfd\t%r, ", SP_REGNUM, saved_regs_mask, -- rfe); -- else if (TARGET_ARM) -- print_multi_reg (f, "ldmfd\t%r!, ", SP_REGNUM, saved_regs_mask, -- rfe); -+ gcc_assert ( ! (saved_regs_mask & (1 << SP_REGNUM))); -+ if (TARGET_ARM) -+ if (low_irq_latency) -+ print_pop_reg_by_ldr (f, saved_regs_mask, rfe); -+ else -+ print_multi_reg (f, "ldmfd\t%r!, ", SP_REGNUM, saved_regs_mask, -+ rfe); - else - print_multi_reg (f, "pop\t", SP_REGNUM, saved_regs_mask, 0); - } -@@ -12389,6 +13687,32 @@ - - gcc_assert (num_regs && num_regs <= 16); - -+ if (low_irq_latency) -+ { -+ rtx insn = 0; -+ -+ /* Emit a series of ldr instructions rather rather than a single ldm. */ -+ /* TODO: Use ldrd where possible. */ -+ gcc_assert (! (mask & (1 << SP_REGNUM))); -+ -+ for (i = LAST_ARM_REGNUM; i >= 0; --i) -+ { -+ if (mask & (1 << i)) -+ -+ { -+ rtx reg, where, mem; -+ -+ reg = gen_rtx_REG (SImode, i); -+ where = gen_rtx_PRE_DEC (SImode, stack_pointer_rtx); -+ mem = gen_rtx_MEM (SImode, where); -+ insn = emit_move_insn (mem, reg); -+ RTX_FRAME_RELATED_P (insn) = 1; -+ } -+ } -+ -+ return insn; -+ } -+ - /* We don't record the PC in the dwarf frame information. */ - num_dwarf_regs = num_regs; - if (mask & (1 << PC_REGNUM)) -@@ -12737,22 +14061,23 @@ - { - int reg = -1; - -- for (i = 4; i <= (TARGET_THUMB1 ? LAST_LO_REGNUM : 11); i++) -- { -- if ((offsets->saved_regs_mask & (1 << i)) == 0) -- { -- reg = i; -- break; -- } -- } -- -- if (reg == -1 && arm_size_return_regs () <= 12 -- && !crtl->tail_call_emit) -+ /* If it is safe to use r3, then do so. This sometimes -+ generates better code on Thumb-2 by avoiding the need to -+ use 32-bit push/pop instructions. */ -+ if (!crtl->tail_call_emit -+ && arm_size_return_regs () <= 12) - { -- /* Push/pop an argument register (r3) if all callee saved -- registers are already being pushed. */ - reg = 3; - } -+ else -+ for (i = 4; i <= (TARGET_THUMB1 ? LAST_LO_REGNUM : 11); i++) -+ { -+ if ((offsets->saved_regs_mask & (1 << i)) == 0) -+ { -+ reg = i; -+ break; -+ } -+ } - - if (reg != -1) - { -@@ -12876,7 +14201,7 @@ - - /* Save any floating point call-saved registers used by this - function. */ -- if (arm_fpu_arch == FPUTYPE_FPA_EMU2) -+ if (TARGET_FPA_EMU2) - { - for (reg = LAST_FPA_REGNUM; reg >= FIRST_FPA_REGNUM; reg--) - if (df_regs_ever_live_p (reg) && !call_used_regs[reg]) -@@ -13483,7 +14808,11 @@ - { - fprintf (stream, ", %s ", shift); - if (val == -1) -- arm_print_operand (stream, XEXP (x, 1), 0); -+ { -+ arm_print_operand (stream, XEXP (x, 1), 0); -+ if (janus2_code) -+ fprintf(stream, "\n\tnop"); -+ } - else - fprintf (stream, "#" HOST_WIDE_INT_PRINT_DEC, val); - } -@@ -13704,6 +15033,30 @@ - } - return; - -+ /* Print the high single-precision register of a VFP double-precision -+ register. */ -+ case 'p': -+ { -+ int mode = GET_MODE (x); -+ int regno; -+ -+ if (GET_MODE_SIZE (mode) != 8 || GET_CODE (x) != REG) -+ { -+ output_operand_lossage ("invalid operand for code '%c'", code); -+ return; -+ } -+ -+ regno = REGNO (x); -+ if (!VFP_REGNO_OK_FOR_DOUBLE (regno)) -+ { -+ output_operand_lossage ("invalid operand for code '%c'", code); -+ return; -+ } -+ -+ fprintf (stream, "s%d", regno - FIRST_VFP_REGNUM + 1); -+ } -+ return; -+ - /* Print a VFP/Neon double precision or quad precision register name. */ - case 'P': - case 'q': -@@ -13821,6 +15174,57 @@ - } - return; - -+ /* Memory operand for vld1/vst1 instruction. */ -+ case 'A': -+ { -+ rtx addr; -+ bool postinc = FALSE; -+ unsigned align; -+ -+ gcc_assert (GET_CODE (x) == MEM); -+ addr = XEXP (x, 0); -+ if (GET_CODE (addr) == POST_INC) -+ { -+ postinc = 1; -+ addr = XEXP (addr, 0); -+ } -+ align = MEM_ALIGN (x) >> 3; -+ asm_fprintf (stream, "[%r", REGNO (addr)); -+ if (align > GET_MODE_SIZE (GET_MODE (x))) -+ align = GET_MODE_SIZE (GET_MODE (x)); -+ if (align >= 8) -+ asm_fprintf (stream, ", :%d", align << 3); -+ asm_fprintf (stream, "]"); -+ if (postinc) -+ fputs("!", stream); -+ } -+ return; -+ -+ /* Register specifier for vld1.16/vst1.16. Translate the S register -+ number into a D register number and element index. */ -+ case 'z': -+ { -+ int mode = GET_MODE (x); -+ int regno; -+ -+ if (GET_MODE_SIZE (mode) != 2 || GET_CODE (x) != REG) -+ { -+ output_operand_lossage ("invalid operand for code '%c'", code); -+ return; -+ } -+ -+ regno = REGNO (x); -+ if (!VFP_REGNO_OK_FOR_SINGLE (regno)) -+ { -+ output_operand_lossage ("invalid operand for code '%c'", code); -+ return; -+ } -+ -+ regno = regno - FIRST_VFP_REGNUM; -+ fprintf (stream, "d%d[%d]", regno/2, ((regno % 2) ? 2 : 0)); -+ } -+ return; -+ - default: - if (x == 0) - { -@@ -13854,6 +15258,12 @@ - default: - gcc_assert (GET_CODE (x) != NEG); - fputc ('#', stream); -+ if (GET_CODE (x) == HIGH) -+ { -+ fputs (":lower16:", stream); -+ x = XEXP (x, 0); -+ } -+ - output_addr_const (stream, x); - break; - } -@@ -14245,6 +15655,10 @@ - first insn after the following code_label if REVERSE is true. */ - rtx start_insn = insn; - -+ /* Don't do this if we're not considering conditional execution. */ -+ if (TARGET_NO_SINGLE_COND_EXEC) -+ return; -+ - /* If in state 4, check if the target branch is reached, in order to - change back to state 0. */ - if (arm_ccfsm_state == 4) -@@ -14618,6 +16032,11 @@ - if (mode == DFmode) - return VFP_REGNO_OK_FOR_DOUBLE (regno); - -+ /* VFP registers can hold HFmode values, but there is no point in -+ putting them there unless we have hardware conversion insns. */ -+ if (mode == HFmode) -+ return TARGET_FP16 && VFP_REGNO_OK_FOR_SINGLE (regno); -+ - if (TARGET_NEON) - return (VALID_NEON_DREG_MODE (mode) && VFP_REGNO_OK_FOR_DOUBLE (regno)) - || (VALID_NEON_QREG_MODE (mode) -@@ -14637,16 +16056,16 @@ - return mode == SImode; - - if (IS_IWMMXT_REGNUM (regno)) -- return VALID_IWMMXT_REG_MODE (mode); -+ return VALID_IWMMXT_REG_MODE (mode) && mode != SImode; - } - -- /* We allow any value to be stored in the general registers. -+ /* We allow almost any value to be stored in the general registers. - Restrict doubleword quantities to even register pairs so that we can -- use ldrd. Do not allow Neon structure opaque modes in general registers; -- they would use too many. */ -+ use ldrd. Do not allow very large Neon structure opaque modes in -+ general registers; they would use too many. */ - if (regno <= LAST_ARM_REGNUM) - return !(TARGET_LDRD && GET_MODE_SIZE (mode) > 4 && (regno & 1) != 0) -- && !VALID_NEON_STRUCT_MODE (mode); -+ && ARM_NUM_REGS (mode) <= 4; - - if (regno == FRAME_POINTER_REGNUM - || regno == ARG_POINTER_REGNUM) -@@ -16103,6 +17522,15 @@ - } - - static void -+arm_init_fp16_builtins (void) -+{ -+ tree fp16_type = make_node (REAL_TYPE); -+ TYPE_PRECISION (fp16_type) = 16; -+ layout_type (fp16_type); -+ (*lang_hooks.types.register_builtin_type) (fp16_type, "__fp16"); -+} -+ -+static void - arm_init_builtins (void) - { - arm_init_tls_builtins (); -@@ -16112,6 +17540,71 @@ - - if (TARGET_NEON) - arm_init_neon_builtins (); -+ -+ if (arm_fp16_format) -+ arm_init_fp16_builtins (); -+} -+ -+/* Implement TARGET_INVALID_PARAMETER_TYPE. */ -+ -+static const char * -+arm_invalid_parameter_type (const_tree t) -+{ -+ if (SCALAR_FLOAT_TYPE_P (t) && TYPE_PRECISION (t) == 16) -+ return N_("function parameters cannot have __fp16 type"); -+ return NULL; -+} -+ -+/* Implement TARGET_INVALID_PARAMETER_TYPE. */ -+ -+static const char * -+arm_invalid_return_type (const_tree t) -+{ -+ if (SCALAR_FLOAT_TYPE_P (t) && TYPE_PRECISION (t) == 16) -+ return N_("functions cannot return __fp16 type"); -+ return NULL; -+} -+ -+/* Implement TARGET_PROMOTED_TYPE. */ -+ -+static tree -+arm_promoted_type (const_tree t) -+{ -+ if (SCALAR_FLOAT_TYPE_P (t) && TYPE_PRECISION (t) == 16) -+ return float_type_node; -+ return NULL_TREE; -+} -+ -+/* Implement TARGET_CONVERT_TO_TYPE. -+ Specifically, this hook implements the peculiarity of the ARM -+ half-precision floating-point C semantics that requires conversions between -+ __fp16 to or from double to do an intermediate conversion to float. */ -+ -+static tree -+arm_convert_to_type (tree type, tree expr) -+{ -+ tree fromtype = TREE_TYPE (expr); -+ if (!SCALAR_FLOAT_TYPE_P (fromtype) || !SCALAR_FLOAT_TYPE_P (type)) -+ return NULL_TREE; -+ if ((TYPE_PRECISION (fromtype) == 16 && TYPE_PRECISION (type) > 32) -+ || (TYPE_PRECISION (type) == 16 && TYPE_PRECISION (fromtype) > 32)) -+ return convert (type, convert (float_type_node, expr)); -+ return NULL_TREE; -+} -+ -+/* Implement TARGET_SCALAR_MODE_SUPPORTED_P. -+ This simply adds HFmode as a supported mode; even though we don't -+ implement arithmetic on this type directly, it's supported by -+ optabs conversions, much the way the double-word arithmetic is -+ special-cased in the default hook. */ -+ -+static bool -+arm_scalar_mode_supported_p (enum machine_mode mode) -+{ -+ if (mode == HFmode) -+ return (arm_fp16_format != ARM_FP16_FORMAT_NONE); -+ else -+ return default_scalar_mode_supported_p (mode); - } - - /* Errors in the source file can cause expand_expr to return const0_rtx -@@ -17191,6 +18684,7 @@ - unsigned HOST_WIDE_INT mask = 0xff; - int i; - -+ val = val & (unsigned HOST_WIDE_INT)0xffffffffu; - if (val == 0) /* XXX */ - return 0; - -@@ -18279,40 +19773,8 @@ - else - { - int set_float_abi_attributes = 0; -- switch (arm_fpu_arch) -- { -- case FPUTYPE_FPA: -- fpu_name = "fpa"; -- break; -- case FPUTYPE_FPA_EMU2: -- fpu_name = "fpe2"; -- break; -- case FPUTYPE_FPA_EMU3: -- fpu_name = "fpe3"; -- break; -- case FPUTYPE_MAVERICK: -- fpu_name = "maverick"; -- break; -- case FPUTYPE_VFP: -- fpu_name = "vfp"; -- set_float_abi_attributes = 1; -- break; -- case FPUTYPE_VFP3D16: -- fpu_name = "vfpv3-d16"; -- set_float_abi_attributes = 1; -- break; -- case FPUTYPE_VFP3: -- fpu_name = "vfpv3"; -- set_float_abi_attributes = 1; -- break; -- case FPUTYPE_NEON: -- fpu_name = "neon"; -- set_float_abi_attributes = 1; -- break; -- default: -- abort(); -- } -- if (set_float_abi_attributes) -+ fpu_name = arm_fpu_desc->name; -+ if (arm_fp_model == ARM_FP_MODEL_VFP) - { - if (TARGET_HARD_FLOAT) - asm_fprintf (asm_out_file, "\t.eabi_attribute 27, 3\n"); -@@ -18362,6 +19824,11 @@ - val = 6; - asm_fprintf (asm_out_file, "\t.eabi_attribute 30, %d\n", val); - -+ /* Tag_ABI_FP_16bit_format. */ -+ if (arm_fp16_format) -+ asm_fprintf (asm_out_file, "\t.eabi_attribute 38, %d\n", -+ (int)arm_fp16_format); -+ - if (arm_lang_output_object_attributes_hook) - arm_lang_output_object_attributes_hook(); - } -@@ -18591,6 +20058,23 @@ - return 1; - } - -+/* Emit a fp16 constant appropriately padded to occupy a 4-byte word. -+ HFmode constant pool entries are actually loaded with ldr. */ -+void -+arm_emit_fp16_const (rtx c) -+{ -+ REAL_VALUE_TYPE r; -+ long bits; -+ -+ REAL_VALUE_FROM_CONST_DOUBLE (r, c); -+ bits = real_to_target (NULL, &r, HFmode); -+ if (WORDS_BIG_ENDIAN) -+ assemble_zeros (2); -+ assemble_integer (GEN_INT (bits), 2, BITS_PER_WORD, 1); -+ if (!WORDS_BIG_ENDIAN) -+ assemble_zeros (2); -+} -+ - const char * - arm_output_load_gr (rtx *operands) - { -@@ -18628,19 +20112,24 @@ - that way. */ - - static void --arm_setup_incoming_varargs (CUMULATIVE_ARGS *cum, -+arm_setup_incoming_varargs (CUMULATIVE_ARGS *pcum, - enum machine_mode mode, - tree type, - int *pretend_size, - int second_time ATTRIBUTE_UNUSED) - { -- int nregs = cum->nregs; -- if (nregs & 1 -- && ARM_DOUBLEWORD_ALIGN -- && arm_needs_doubleword_align (mode, type)) -- nregs++; -- -+ int nregs; -+ - cfun->machine->uses_anonymous_args = 1; -+ if (pcum->pcs_variant <= ARM_PCS_AAPCS_LOCAL) -+ { -+ nregs = pcum->aapcs_ncrn; -+ if ((nregs & 1) && arm_needs_doubleword_align (mode, type)) -+ nregs++; -+ } -+ else -+ nregs = pcum->nregs; -+ - if (nregs < NUM_ARG_REGS) - *pretend_size = (NUM_ARG_REGS - nregs) * UNITS_PER_WORD; - } -@@ -19024,9 +20513,10 @@ - || mode == V16QImode || mode == V4SFmode || mode == V2DImode)) - return true; - -- if ((mode == V2SImode) -- || (mode == V4HImode) -- || (mode == V8QImode)) -+ if ((TARGET_NEON || TARGET_IWMMXT) -+ && ((mode == V2SImode) -+ || (mode == V4HImode) -+ || (mode == V8QImode))) - return true; - - return false; -@@ -19057,9 +20547,14 @@ - if (IS_FPA_REGNUM (regno)) - return (TARGET_AAPCS_BASED ? 96 : 16) + regno - FIRST_FPA_REGNUM; - -- /* FIXME: VFPv3 register numbering. */ - if (IS_VFP_REGNUM (regno)) -- return 64 + regno - FIRST_VFP_REGNUM; -+ { -+ /* See comment in arm_dwarf_register_span. */ -+ if (VFP_REGNO_OK_FOR_SINGLE (regno)) -+ return 64 + regno - FIRST_VFP_REGNUM; -+ else -+ return 256 + (regno - FIRST_VFP_REGNUM) / 2; -+ } - - if (IS_IWMMXT_GR_REGNUM (regno)) - return 104 + regno - FIRST_IWMMXT_GR_REGNUM; -@@ -19070,6 +20565,39 @@ - gcc_unreachable (); - } - -+/* Dwarf models VFPv3 registers as 32 64-bit registers. -+ GCC models tham as 64 32-bit registers, so we need to describe this to -+ the DWARF generation code. Other registers can use the default. */ -+static rtx -+arm_dwarf_register_span(rtx rtl) -+{ -+ unsigned regno; -+ int nregs; -+ int i; -+ rtx p; -+ -+ regno = REGNO (rtl); -+ if (!IS_VFP_REGNUM (regno)) -+ return NULL_RTX; -+ -+ /* The EABI defines two VFP register ranges: -+ 64-95: Legacy VFPv2 numbering for S0-S31 (obsolescent) -+ 256-287: D0-D31 -+ The recommended encodings for s0-s31 is a DW_OP_bit_piece of the -+ corresponding D register. However gdb6.6 does not support this, so -+ we use the legacy encodings. We also use these encodings for D0-D15 -+ for compatibility with older debuggers. */ -+ if (VFP_REGNO_OK_FOR_SINGLE (regno)) -+ return NULL_RTX; -+ -+ nregs = GET_MODE_SIZE (GET_MODE (rtl)) / 8; -+ p = gen_rtx_PARALLEL (VOIDmode, rtvec_alloc(nregs)); -+ regno = (regno - FIRST_VFP_REGNUM) / 2; -+ for (i = 0; i < nregs; i++) -+ XVECEXP (p, 0, i) = gen_rtx_REG (DImode, 256 + regno + i); -+ -+ return p; -+} - - #ifdef TARGET_UNWIND_INFO - /* Emit unwind directives for a store-multiple instruction or stack pointer -@@ -19556,6 +21084,7 @@ - case cortexr4f: - case cortexa8: - case cortexa9: -+ case marvell_f: - return 2; - - default: -@@ -19620,6 +21149,10 @@ - return "St9__va_list"; - } - -+ /* Half-precision float. */ -+ if (TREE_CODE (type) == REAL_TYPE && TYPE_PRECISION (type) == 16) -+ return "Dh"; -+ - if (TREE_CODE (type) != VECTOR_TYPE) - return NULL; - -@@ -19676,6 +21209,86 @@ - given on the command line. */ - if (level > 0) - flag_section_anchors = 2; -+ -+ if (size) -+ { -+ /* Select optimizations that are a win for code size. -+ -+ The inlining options set below have two important -+ consequences for functions not explicitly marked -+ inline: -+ - Static functions used once are inlined if -+ sufficiently small. Static functions used twice -+ are not inlined. -+ - Non-static functions are never inlined. -+ So in effect, inlining will never cause two copies -+ of function bodies to be created. */ -+ /* Empirical results show that these options benefit code -+ size on arm. */ -+ /* FIXME: -fsee seems to be broken for Thumb-2. */ -+ /* flag_see = 1; */ -+ flag_move_loop_invariants = 0; -+ /* In Thumb mode the function call code size overhead is typically very -+ small, and narrow branch instructions have very limited range. -+ Inlining even medium sized functions tends to bloat the caller and -+ require the use of long branch instructions. On average the long -+ branches cost more than eliminating the function call overhead saves, -+ so we use extremely restrictive automatic inlining heuristics. In ARM -+ mode the results are fairly neutral, probably due to better constant -+ pool placement. */ -+ set_param_value ("max-inline-insns-single", 1); -+ set_param_value ("max-inline-insns-auto", 1); -+ } -+ else -+ { -+ /* CSL LOCAL */ -+ /* Set flag_unroll_loops to a default value, so that we can tell -+ if it was specified on the command line; see -+ arm_override_options. */ -+ flag_unroll_loops = 2; -+ /* Promote loop indices to int where possible. Consider moving this -+ to -Os, also. */ -+ flag_promote_loop_indices = 1; -+ } -+} -+ -+/* Return how many instructions to look ahead for better insn -+ scheduling. */ -+static int -+arm_multipass_dfa_lookahead (void) -+{ -+ return (arm_tune == marvell_f) ? 4 : 0; -+} -+ -+/* Return the minimum alignment required to load or store a -+ vector of the given type, which may be less than the -+ natural alignment of the type. */ -+ -+static int -+arm_vector_min_alignment (const_tree type) -+{ -+ if (TARGET_NEON) -+ { -+ /* The NEON element load and store instructions only require the -+ alignment of the element type. They can benefit from higher -+ statically reported alignment, but we do not take advantage -+ of that yet. */ -+ gcc_assert (TREE_CODE (type) == VECTOR_TYPE); -+ return TYPE_ALIGN_UNIT (TREE_TYPE (type)); -+ } -+ -+ return default_vector_min_alignment (type); -+} -+ -+static bool -+arm_vector_always_misalign(const_tree type ATTRIBUTE_UNUSED) -+{ -+ /* On big-endian targets array loads (vld1) and vector loads (vldm) -+ use a different format. Always use the "misaligned" array variant. -+ FIXME: this still doesn't work for big-endian because of constant -+ loads and other operations using vldm ordering. See -+ issue 6722. */ -+ return TARGET_NEON && !BYTES_BIG_ENDIAN; - } - - #include "gt-arm.h" -diff -Nur a/gcc/config/arm/arm-cores.def b/gcc/config/arm/arm-cores.def ---- a/gcc/config/arm/arm-cores.def 2009-02-20 16:20:38.000000000 +0100 -+++ b/gcc/config/arm/arm-cores.def 2010-01-25 09:50:28.975687047 +0100 -@@ -104,6 +104,7 @@ - ARM_CORE("xscale", xscale, 5TE, FL_LDSCHED | FL_STRONG | FL_XSCALE, xscale) - ARM_CORE("iwmmxt", iwmmxt, 5TE, FL_LDSCHED | FL_STRONG | FL_XSCALE | FL_IWMMXT, xscale) - ARM_CORE("iwmmxt2", iwmmxt2, 5TE, FL_LDSCHED | FL_STRONG | FL_XSCALE | FL_IWMMXT, xscale) -+ARM_CORE("marvell-f", marvell_f, 5TE, FL_LDSCHED | FL_VFPV2 | FL_MARVELL_F, 9e) - - /* V5TEJ Architecture Processors */ - ARM_CORE("arm926ej-s", arm926ejs, 5TEJ, FL_LDSCHED, 9e) -@@ -117,9 +118,13 @@ - ARM_CORE("mpcorenovfp", mpcorenovfp, 6K, FL_LDSCHED, 9e) - ARM_CORE("mpcore", mpcore, 6K, FL_LDSCHED | FL_VFPV2, 9e) - ARM_CORE("arm1156t2-s", arm1156t2s, 6T2, FL_LDSCHED, 9e) -+ -+/* V7 Architecture Processors */ -+ARM_CORE("cortex-a5", cortexa5, 7A, FL_LDSCHED, 9e) - ARM_CORE("cortex-a8", cortexa8, 7A, FL_LDSCHED, 9e) - ARM_CORE("cortex-a9", cortexa9, 7A, FL_LDSCHED, 9e) - ARM_CORE("cortex-r4", cortexr4, 7R, FL_LDSCHED, 9e) - ARM_CORE("cortex-r4f", cortexr4f, 7R, FL_LDSCHED, 9e) - ARM_CORE("cortex-m3", cortexm3, 7M, FL_LDSCHED, 9e) - ARM_CORE("cortex-m1", cortexm1, 6M, FL_LDSCHED, 9e) -+ARM_CORE("cortex-m0", cortexm0, 6M, FL_LDSCHED, 9e) -diff -Nur a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h ---- a/gcc/config/arm/arm.h 2009-04-23 02:31:13.000000000 +0200 -+++ b/gcc/config/arm/arm.h 2010-01-25 09:50:28.975687047 +0100 -@@ -85,6 +85,10 @@ - builtin_define ("__IWMMXT__"); \ - if (TARGET_AAPCS_BASED) \ - builtin_define ("__ARM_EABI__"); \ -+ if (arm_tune_marvell_f) \ -+ builtin_define ("__ARM_TUNE_MARVELL_F__"); \ -+ if (low_irq_latency) \ -+ builtin_define ("__low_irq_latency__"); \ - } while (0) - - /* The various ARM cores. */ -@@ -199,6 +203,13 @@ - #define TARGET_AAPCS_BASED \ - (arm_abi != ARM_ABI_APCS && arm_abi != ARM_ABI_ATPCS) - -+/* True if we should avoid generating conditional execution instructions. */ -+#define TARGET_NO_COND_EXEC (arm_tune_marvell_f && !optimize_size) -+/* Avoid most conditional instructions, but allow pairs with opposite -+ conditions and the same destination. */ -+#define TARGET_NO_SINGLE_COND_EXEC \ -+ ((arm_tune_cortex_a9 || arm_tune_marvell_f) && !optimize_size) -+ - #define TARGET_HARD_TP (target_thread_pointer == TP_CP15) - #define TARGET_SOFT_TP (target_thread_pointer == TP_SOFT) - -@@ -211,35 +222,43 @@ - /* Thumb-1 only. */ - #define TARGET_THUMB1_ONLY (TARGET_THUMB1 && !arm_arch_notm) - -+#define TARGET_FPA_EMU2 (TARGET_FPA && arm_fpu_desc->rev == 2) - /* The following two macros concern the ability to execute coprocessor - instructions for VFPv3 or NEON. TARGET_VFP3/TARGET_VFPD32 are currently - only ever tested when we know we are generating for VFP hardware; we need - to be more careful with TARGET_NEON as noted below. */ - - /* FPU is has the full VFPv3/NEON register file of 32 D registers. */ --#define TARGET_VFPD32 (arm_fp_model == ARM_FP_MODEL_VFP \ -- && (arm_fpu_arch == FPUTYPE_VFP3 \ -- || arm_fpu_arch == FPUTYPE_NEON)) -+#define TARGET_VFPD32 (TARGET_VFP && arm_arch_vfp_regs == VFP_REG_D32) - - /* FPU supports VFPv3 instructions. */ --#define TARGET_VFP3 (arm_fp_model == ARM_FP_MODEL_VFP \ -- && (arm_fpu_arch == FPUTYPE_VFP3D16 \ -- || TARGET_VFPD32)) -+#define TARGET_VFP3 (TARGET_VFP && arm_arch_vfp_rev >= 3) -+ -+/* FPU only supports VFP single-precision instructions. */ -+#define TARGET_VFP_SINGLE (TARGET_VFP && arm_arch_vfp_regs == VFP_REG_SINGLE) -+ -+/* FPU supports VFP double-precision instructions. */ -+#define TARGET_VFP_DOUBLE (TARGET_VFP && arm_arch_vfp_regs != VFP_REG_SINGLE) -+ -+/* FPU supports half-precision floating-point with NEON element load/store. */ -+#define TARGET_NEON_FP16 (TARGET_VFP && arm_arch_vfp_neon && arm_arch_vfp_fp16) -+ -+/* FPU supports VFP half-precision floating-point. */ -+#define TARGET_FP16 (TARGET_VFP && arm_arch_vfp_fp16) - - /* FPU supports Neon instructions. The setting of this macro gets - revealed via __ARM_NEON__ so we add extra guards upon TARGET_32BIT - and TARGET_HARD_FLOAT to ensure that NEON instructions are - available. */ - #define TARGET_NEON (TARGET_32BIT && TARGET_HARD_FLOAT \ -- && arm_fp_model == ARM_FP_MODEL_VFP \ -- && arm_fpu_arch == FPUTYPE_NEON) -+ && TARGET_VFP && arm_arch_vfp_neon) - - /* "DSP" multiply instructions, eg. SMULxy. */ - #define TARGET_DSP_MULTIPLY \ -- (TARGET_32BIT && arm_arch5e && arm_arch_notm) -+ (TARGET_32BIT && arm_arch5e && (arm_arch_notm || arm_arch7em)) - /* Integer SIMD instructions, and extend-accumulate instructions. */ - #define TARGET_INT_SIMD \ -- (TARGET_32BIT && arm_arch6 && arm_arch_notm) -+ (TARGET_32BIT && arm_arch6 && (arm_arch_notm || arm_arch7em)) - - /* Should MOVW/MOVT be used in preference to a constant pool. */ - #define TARGET_USE_MOVT (arm_arch_thumb2 && !optimize_size) -@@ -289,40 +308,30 @@ - ARM_FP_MODEL_VFP - }; - --extern enum arm_fp_model arm_fp_model; -- --/* Which floating point hardware is available. Also update -- fp_model_for_fpu in arm.c when adding entries to this list. */ --enum fputype --{ -- /* No FP hardware. */ -- FPUTYPE_NONE, -- /* Full FPA support. */ -- FPUTYPE_FPA, -- /* Emulated FPA hardware, Issue 2 emulator (no LFM/SFM). */ -- FPUTYPE_FPA_EMU2, -- /* Emulated FPA hardware, Issue 3 emulator. */ -- FPUTYPE_FPA_EMU3, -- /* Cirrus Maverick floating point co-processor. */ -- FPUTYPE_MAVERICK, -- /* VFP. */ -- FPUTYPE_VFP, -- /* VFPv3-D16. */ -- FPUTYPE_VFP3D16, -- /* VFPv3. */ -- FPUTYPE_VFP3, -- /* Neon. */ -- FPUTYPE_NEON -+enum vfp_reg_type { -+ VFP_REG_D16, -+ VFP_REG_D32, -+ VFP_REG_SINGLE - }; - --/* Recast the floating point class to be the floating point attribute. */ --#define arm_fpu_attr ((enum attr_fpu) arm_fpu_tune) -- --/* What type of floating point to tune for */ --extern enum fputype arm_fpu_tune; -+extern const struct arm_fpu_desc -+{ -+ const char *name; -+ enum arm_fp_model model; -+ int rev; -+ enum vfp_reg_type myregs; -+ int neon; -+ int fp16; -+} *arm_fpu_desc; -+ -+#define arm_fp_model arm_fpu_desc->model -+#define arm_arch_vfp_rev arm_fpu_desc->rev -+#define arm_arch_vfp_regs arm_fpu_desc->myregs -+#define arm_arch_vfp_neon arm_fpu_desc->neon -+#define arm_arch_vfp_fp16 arm_fpu_desc->fp16 - --/* What type of floating point instructions are available */ --extern enum fputype arm_fpu_arch; -+/* Which floating point hardware to schedule for. */ -+extern int arm_fpu_attr; - - enum float_abi_type - { -@@ -337,6 +346,21 @@ - #define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_SOFT - #endif - -+/* Which __fp16 format to use. -+ The enumeration values correspond to the numbering for the -+ Tag_ABI_FP_16bit_format attribute. -+ */ -+enum arm_fp16_format_type -+{ -+ ARM_FP16_FORMAT_NONE = 0, -+ ARM_FP16_FORMAT_IEEE = 1, -+ ARM_FP16_FORMAT_ALTERNATIVE = 2 -+}; -+ -+extern enum arm_fp16_format_type arm_fp16_format; -+#define LARGEST_EXPONENT_IS_NORMAL(bits) \ -+ ((bits) == 16 && arm_fp16_format == ARM_FP16_FORMAT_ALTERNATIVE) -+ - /* Which ABI to use. */ - enum arm_abi_type - { -@@ -383,12 +407,18 @@ - /* Nonzero if instructions not present in the 'M' profile can be used. */ - extern int arm_arch_notm; - -+/* Nonzero if instructions present in ARMv7E-M can be used. */ -+extern int arm_arch7em; -+ - /* Nonzero if this chip can benefit from load scheduling. */ - extern int arm_ld_sched; - - /* Nonzero if generating thumb code. */ - extern int thumb_code; - -+/* Nonzero if generating Janus2 code. */ -+extern int janus2_code; -+ - /* Nonzero if this chip is a StrongARM. */ - extern int arm_tune_strongarm; - -@@ -404,6 +434,9 @@ - /* Nonzero if tuning for XScale. */ - extern int arm_tune_xscale; - -+/* Nonzero if tuning for Marvell Feroceon. */ -+extern int arm_tune_marvell_f; -+ - /* Nonzero if tuning for stores via the write buffer. */ - extern int arm_tune_wbuf; - -@@ -423,6 +456,10 @@ - /* Nonzero if chip supports integer division instruction. */ - extern int arm_arch_hwdiv; - -+/* Nonzero if we should minimize interrupt latency of the -+ generated code. */ -+extern int low_irq_latency; -+ - #ifndef TARGET_DEFAULT - #define TARGET_DEFAULT (MASK_APCS_FRAME) - #endif -@@ -757,12 +794,11 @@ - fixed_regs[regno] = call_used_regs[regno] = 1; \ - } \ - \ -- if (TARGET_THUMB && optimize_size) \ -- { \ -- /* When optimizing for size, it's better not to use \ -- the HI regs, because of the overhead of stacking \ -- them. */ \ -- /* ??? Is this still true for thumb2? */ \ -+ if (TARGET_THUMB1 && optimize_size) \ -+ { \ -+ /* When optimizing for size on Thumb-1, it's better not \ -+ to use the HI regs, because of the overhead of \ -+ stacking them. */ \ - for (regno = FIRST_HI_REGNUM; \ - regno <= LAST_HI_REGNUM; ++regno) \ - fixed_regs[regno] = call_used_regs[regno] = 1; \ -@@ -881,6 +917,9 @@ - /* The number of (integer) argument register available. */ - #define NUM_ARG_REGS 4 - -+/* And similarly for the VFP. */ -+#define NUM_VFP_ARG_REGS 16 -+ - /* Return the register number of the N'th (integer) argument. */ - #define ARG_REGISTER(N) (N - 1) - -@@ -1059,7 +1098,7 @@ - (GET_MODE_CLASS (MODE1) == GET_MODE_CLASS (MODE2)) - - #define VALID_IWMMXT_REG_MODE(MODE) \ -- (arm_vector_mode_supported_p (MODE) || (MODE) == DImode) -+ (arm_vector_mode_supported_p (MODE) || (MODE) == DImode || (MODE) == SImode) - - /* Modes valid for Neon D registers. */ - #define VALID_NEON_DREG_MODE(MODE) \ -@@ -1230,11 +1269,14 @@ - || reg_classes_intersect_p (VFP_REGS, (CLASS)) \ - : 0) - --/* We need to define this for LO_REGS on thumb. Otherwise we can end up -- using r0-r4 for function arguments, r7 for the stack frame and don't -- have enough left over to do doubleword arithmetic. */ -+/* We need to define this for LO_REGS on Thumb-1. Otherwise we can end up -+ using r0-r4 for function arguments, r7 for the stack frame and don't have -+ enough left over to do doubleword arithmetic. For Thumb-2 all the -+ potentially problematic instructions accept high registers so this is not -+ necessary. Care needs to be taken to avoid adding new Thumb-2 patterns -+ that require many low registers. */ - #define CLASS_LIKELY_SPILLED_P(CLASS) \ -- ((TARGET_THUMB && (CLASS) == LO_REGS) \ -+ ((TARGET_THUMB1 && (CLASS) == LO_REGS) \ - || (CLASS) == CC_REG) - - /* The class value for index registers, and the one for base regs. */ -@@ -1245,7 +1287,7 @@ - when addressing quantities in QI or HI mode; if we don't know the - mode, then we must be conservative. */ - #define MODE_BASE_REG_CLASS(MODE) \ -- (TARGET_32BIT ? CORE_REGS : \ -+ (TARGET_32BIT ? (TARGET_THUMB2 ? LO_REGS : CORE_REGS) : \ - (((MODE) == SImode) ? BASE_REGS : LO_REGS)) - - /* For Thumb we can not support SP+reg addressing, so we return LO_REGS -@@ -1346,6 +1388,9 @@ - else if (TARGET_MAVERICK && TARGET_HARD_FLOAT) \ - /* Need to be careful, -256 is not a valid offset. */ \ - low = val >= 0 ? (val & 0xff) : -((-val) & 0xff); \ -+ else if (TARGET_REALLY_IWMMXT && MODE == SImode) \ -+ /* Need to be careful, -1024 is not a valid offset. */ \ -+ low = val >= 0 ? (val & 0x3ff) : -((-val) & 0x3ff); \ - else if (MODE == SImode \ - || (MODE == SFmode && TARGET_SOFT_FLOAT) \ - || ((MODE == HImode || MODE == QImode) && ! arm_arch4)) \ -@@ -1416,13 +1461,17 @@ - /* If defined, gives a class of registers that cannot be used as the - operand of a SUBREG that changes the mode of the object illegally. */ - --/* Moves between FPA_REGS and GENERAL_REGS are two memory insns. */ -+/* Moves between FPA_REGS and GENERAL_REGS are two memory insns. -+ Moves between VFP_REGS and GENERAL_REGS are a single insn, but -+ it is typically more expensive than a single memory access. We set -+ the cost to less than two memory accesses so that floating -+ point to integer conversion does not go through memory. */ - #define REGISTER_MOVE_COST(MODE, FROM, TO) \ - (TARGET_32BIT ? \ - ((FROM) == FPA_REGS && (TO) != FPA_REGS ? 20 : \ - (FROM) != FPA_REGS && (TO) == FPA_REGS ? 20 : \ -- IS_VFP_CLASS (FROM) && !IS_VFP_CLASS (TO) ? 10 : \ -- !IS_VFP_CLASS (FROM) && IS_VFP_CLASS (TO) ? 10 : \ -+ IS_VFP_CLASS (FROM) && !IS_VFP_CLASS (TO) ? 15 : \ -+ !IS_VFP_CLASS (FROM) && IS_VFP_CLASS (TO) ? 15 : \ - (FROM) == IWMMXT_REGS && (TO) != IWMMXT_REGS ? 4 : \ - (FROM) != IWMMXT_REGS && (TO) == IWMMXT_REGS ? 4 : \ - (FROM) == IWMMXT_GR_REGS || (TO) == IWMMXT_GR_REGS ? 20 : \ -@@ -1491,9 +1540,10 @@ - - /* Define how to find the value returned by a library function - assuming the value has mode MODE. */ --#define LIBCALL_VALUE(MODE) \ -- (TARGET_32BIT && TARGET_HARD_FLOAT_ABI && TARGET_FPA \ -- && GET_MODE_CLASS (MODE) == MODE_FLOAT \ -+#define LIBCALL_VALUE(MODE) \ -+ (TARGET_AAPCS_BASED ? aapcs_libcall_value (MODE) \ -+ : (TARGET_32BIT && TARGET_HARD_FLOAT_ABI && TARGET_FPA \ -+ && GET_MODE_CLASS (MODE) == MODE_FLOAT) \ - ? gen_rtx_REG (MODE, FIRST_FPA_REGNUM) \ - : TARGET_32BIT && TARGET_HARD_FLOAT_ABI && TARGET_MAVERICK \ - && GET_MODE_CLASS (MODE) == MODE_FLOAT \ -@@ -1502,22 +1552,16 @@ - ? gen_rtx_REG (MODE, FIRST_IWMMXT_REGNUM) \ - : gen_rtx_REG (MODE, ARG_REGISTER (1))) - --/* Define how to find the value returned by a function. -- VALTYPE is the data type of the value (as a tree). -- If the precise function being called is known, FUNC is its FUNCTION_DECL; -- otherwise, FUNC is 0. */ --#define FUNCTION_VALUE(VALTYPE, FUNC) \ -- arm_function_value (VALTYPE, FUNC); -- --/* 1 if N is a possible register number for a function value. -- On the ARM, only r0 and f0 can return results. */ --/* On a Cirrus chip, mvf0 can return results. */ --#define FUNCTION_VALUE_REGNO_P(REGNO) \ -- ((REGNO) == ARG_REGISTER (1) \ -- || (TARGET_32BIT && ((REGNO) == FIRST_CIRRUS_FP_REGNUM) \ -- && TARGET_HARD_FLOAT_ABI && TARGET_MAVERICK) \ -- || ((REGNO) == FIRST_IWMMXT_REGNUM && TARGET_IWMMXT_ABI) \ -- || (TARGET_32BIT && ((REGNO) == FIRST_FPA_REGNUM) \ -+/* 1 if REGNO is a possible register number for a function value. */ -+#define FUNCTION_VALUE_REGNO_P(REGNO) \ -+ ((REGNO) == ARG_REGISTER (1) \ -+ || (TARGET_AAPCS_BASED && TARGET_32BIT \ -+ && TARGET_VFP && TARGET_HARD_FLOAT \ -+ && (REGNO) == FIRST_VFP_REGNUM) \ -+ || (TARGET_32BIT && ((REGNO) == FIRST_CIRRUS_FP_REGNUM) \ -+ && TARGET_HARD_FLOAT_ABI && TARGET_MAVERICK) \ -+ || ((REGNO) == FIRST_IWMMXT_REGNUM && TARGET_IWMMXT_ABI) \ -+ || (TARGET_32BIT && ((REGNO) == FIRST_FPA_REGNUM) \ - && TARGET_HARD_FLOAT_ABI && TARGET_FPA)) - - /* Amount of memory needed for an untyped call to save all possible return -@@ -1617,9 +1661,27 @@ - that is in text_section. */ - extern GTY(()) rtx thumb_call_via_label[14]; - -+/* The number of potential ways of assigning to a co-processor. */ -+#define ARM_NUM_COPROC_SLOTS 1 -+ -+/* Enumeration of procedure calling standard variants. We don't really -+ support all of these yet. */ -+enum arm_pcs -+{ -+ ARM_PCS_AAPCS, /* Base standard AAPCS. */ -+ ARM_PCS_AAPCS_VFP, /* Use VFP registers for floating point values. */ -+ ARM_PCS_AAPCS_IWMMXT, /* Use iWMMXT registers for vectors. */ -+ /* This must be the last AAPCS variant. */ -+ ARM_PCS_AAPCS_LOCAL, /* Private call within this compilation unit. */ -+ ARM_PCS_ATPCS, /* ATPCS. */ -+ ARM_PCS_APCS, /* APCS (legacy Linux etc). */ -+ ARM_PCS_UNKNOWN -+}; -+ -+/* We can't define this inside a generator file because it needs enum -+ machine_mode. */ - /* A C type for declaring a variable that is used as the first argument of -- `FUNCTION_ARG' and other related values. For some target machines, the -- type `int' suffices and can hold the number of bytes of argument so far. */ -+ `FUNCTION_ARG' and other related values. */ - typedef struct - { - /* This is the number of registers of arguments scanned so far. */ -@@ -1628,9 +1690,33 @@ - int iwmmxt_nregs; - int named_count; - int nargs; -- int can_split; -+ /* Which procedure call variant to use for this call. */ -+ enum arm_pcs pcs_variant; -+ -+ /* AAPCS related state tracking. */ -+ int aapcs_arg_processed; /* No need to lay out this argument again. */ -+ int aapcs_cprc_slot; /* Index of co-processor rules to handle -+ this argument, or -1 if using core -+ registers. */ -+ int aapcs_ncrn; -+ int aapcs_next_ncrn; -+ rtx aapcs_reg; /* Register assigned to this argument. */ -+ int aapcs_partial; /* How many bytes are passed in regs (if -+ split between core regs and stack. -+ Zero otherwise. */ -+ int aapcs_cprc_failed[ARM_NUM_COPROC_SLOTS]; -+ int can_split; /* Argument can be split between core regs -+ and the stack. */ -+ /* Private data for tracking VFP register allocation */ -+ unsigned aapcs_vfp_regs_free; -+ unsigned aapcs_vfp_reg_alloc; -+ int aapcs_vfp_rcount; -+ /* Can't include insn-modes.h because this header is needed before we -+ generate it. */ -+ int /* enum machine_mode */ aapcs_vfp_rmode; - } CUMULATIVE_ARGS; - -+ - /* Define where to put the arguments to a function. - Value is zero to push the argument on the stack, - or a hard register in which to store the argument. -@@ -1674,13 +1760,7 @@ - of mode MODE and data type TYPE. - (TYPE is null for libcalls where that information may not be available.) */ - #define FUNCTION_ARG_ADVANCE(CUM, MODE, TYPE, NAMED) \ -- (CUM).nargs += 1; \ -- if (arm_vector_mode_supported_p (MODE) \ -- && (CUM).named_count > (CUM).nargs \ -- && TARGET_IWMMXT_ABI) \ -- (CUM).iwmmxt_nregs += 1; \ -- else \ -- (CUM).nregs += ARM_NUM_REGS2 (MODE, TYPE) -+ arm_function_arg_advance (&(CUM), (MODE), (TYPE), (NAMED)) - - /* If defined, a C expression that gives the alignment boundary, in bits, of an - argument with the specified mode and type. If it is not defined, -@@ -1692,9 +1772,11 @@ - - /* 1 if N is a possible register number for function argument passing. - On the ARM, r0-r3 are used to pass args. */ --#define FUNCTION_ARG_REGNO_P(REGNO) \ -- (IN_RANGE ((REGNO), 0, 3) \ -- || (TARGET_IWMMXT_ABI \ -+#define FUNCTION_ARG_REGNO_P(REGNO) \ -+ (IN_RANGE ((REGNO), 0, 3) \ -+ || (TARGET_AAPCS_BASED && TARGET_VFP && TARGET_HARD_FLOAT \ -+ && IN_RANGE ((REGNO), FIRST_VFP_REGNUM, FIRST_VFP_REGNUM + 15)) \ -+ || (TARGET_IWMMXT_ABI \ - && IN_RANGE ((REGNO), FIRST_IWMMXT_REGNUM, FIRST_IWMMXT_REGNUM + 9))) - - -@@ -2324,7 +2406,8 @@ - /* Try to generate sequences that don't involve branches, we can then use - conditional instructions */ - #define BRANCH_COST(speed_p, predictable_p) \ -- (TARGET_32BIT ? 4 : (optimize > 0 ? 2 : 0)) -+ (TARGET_32BIT ? (TARGET_THUMB2 && optimize_size ? 1 : 4) \ -+ : (optimize > 0 ? 2 : 0)) - - /* Position Independent Code. */ - /* We decide which register to use based on the compilation options and -@@ -2392,6 +2475,7 @@ - - /* The arm5 clz instruction returns 32. */ - #define CLZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) ((VALUE) = 32, 1) -+#define CTZ_DEFINED_VALUE_AT_ZERO(MODE, VALUE) ((VALUE) = 32, 1) - - #undef ASM_APP_OFF - #define ASM_APP_OFF (TARGET_THUMB1 ? "\t.code\t16\n" : \ -@@ -2404,6 +2488,19 @@ - if (TARGET_ARM) \ - asm_fprintf (STREAM,"\tstmfd\t%r!,{%r}\n", \ - STACK_POINTER_REGNUM, REGNO); \ -+ else if (TARGET_THUMB1 \ -+ && (REGNO) == STATIC_CHAIN_REGNUM) \ -+ { \ -+ /* We can't push STATIC_CHAIN_REGNUM (r12) directly with Thumb-1. -+ We know that ASM_OUTPUT_REG_PUSH will be matched with -+ ASM_OUTPUT_REG_POP, and that r7 isn't used by the function -+ profiler, so we can use it as a scratch reg. WARNING: This isn't -+ safe in the general case! It may be sensitive to future changes -+ in final.c:profile_function. */ \ -+ asm_fprintf (STREAM, "\tpush\t{r7}\n"); \ -+ asm_fprintf (STREAM, "\tmov\tr7, %r\n", REGNO);\ -+ asm_fprintf (STREAM, "\tpush\t{r7}\n"); \ -+ } \ - else \ - asm_fprintf (STREAM, "\tpush {%r}\n", REGNO); \ - } while (0) -@@ -2415,6 +2512,14 @@ - if (TARGET_ARM) \ - asm_fprintf (STREAM, "\tldmfd\t%r!,{%r}\n", \ - STACK_POINTER_REGNUM, REGNO); \ -+ else if (TARGET_THUMB1 \ -+ && (REGNO) == STATIC_CHAIN_REGNUM) \ -+ { \ -+ /* See comment in ASM_OUTPUT_REG_PUSH. */ \ -+ asm_fprintf (STREAM, "\tpop\t{r7}\n"); \ -+ asm_fprintf (STREAM, "\tmov\t%r, r7\n", REGNO);\ -+ asm_fprintf (STREAM, "\tpop\t{r7}\n"); \ -+ } \ - else \ - asm_fprintf (STREAM, "\tpop {%r}\n", REGNO); \ - } while (0) -diff -Nur a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md ---- a/gcc/config/arm/arm.md 2009-05-16 15:28:27.000000000 +0200 -+++ b/gcc/config/arm/arm.md 2010-01-25 09:50:28.985687200 +0100 -@@ -99,6 +99,7 @@ - ; correctly for PIC usage. - (UNSPEC_GOTSYM_OFF 24) ; The offset of the start of the the GOT from a - ; a given symbolic address. -+ (UNSPEC_RBIT 25) ; rbit operation. - ] - ) - -@@ -131,6 +132,8 @@ - (VUNSPEC_WCMP_EQ 12) ; Used by the iWMMXt WCMPEQ instructions - (VUNSPEC_WCMP_GTU 13) ; Used by the iWMMXt WCMPGTU instructions - (VUNSPEC_WCMP_GT 14) ; Used by the iwMMXT WCMPGT instructions -+ (VUNSPEC_ALIGN16 15) ; Used to force 16-byte alignment. -+ (VUNSPEC_ALIGN32 16) ; Used to force 32-byte alignment. - (VUNSPEC_EH_RETURN 20); Use to override the return address for exception - ; handling. - ] -@@ -144,6 +147,10 @@ - ; patterns that share the same RTL in both ARM and Thumb code. - (define_attr "is_thumb" "no,yes" (const (symbol_ref "thumb_code"))) - -+; FIX_JANUS is set to 'yes' when compiling for Janus2, it causes to -+; add a nop after shifts, in order to work around a Janus2 bug -+(define_attr "fix_janus" "no,yes" (const (symbol_ref "janus2_code"))) -+ - ; IS_STRONGARM is set to 'yes' when compiling for StrongARM, it affects - ; scheduling decisions for the load unit and the multiplier. - (define_attr "is_strongarm" "no,yes" (const (symbol_ref "arm_tune_strongarm"))) -@@ -158,7 +165,7 @@ - ; Floating Point Unit. If we only have floating point emulation, then there - ; is no point in scheduling the floating point insns. (Well, for best - ; performance we should try and group them together). --(define_attr "fpu" "none,fpa,fpe2,fpe3,maverick,vfp,vfpv3d16,vfpv3,neon" -+(define_attr "fpu" "none,fpa,fpe2,fpe3,maverick,vfp" - (const (symbol_ref "arm_fpu_attr"))) - - ; LENGTH of an instruction (in bytes) -@@ -185,7 +192,7 @@ - ;; scheduling information. - - (define_attr "insn" -- "mov,mvn,smulxy,smlaxy,smlalxy,smulwy,smlawx,mul,muls,mla,mlas,umull,umulls,umlal,umlals,smull,smulls,smlal,smlals,smlawy,smuad,smuadx,smlad,smladx,smusd,smusdx,smlsd,smlsdx,smmul,smmulr,smmla,umaal,smlald,smlsld,clz,mrs,msr,xtab,sdiv,udiv,other" -+ "mov,mvn,and,orr,eor,smulxy,smlaxy,smlalxy,smulwy,smlawx,mul,muls,mla,mlas,umull,umulls,umlal,umlals,smull,smulls,smlal,smlals,smlawy,smuad,smuadx,smlad,smladx,smusd,smusdx,smlsd,smlsdx,smmul,smmulr,smmla,umaal,smlald,smlsld,clz,mrs,msr,xtab,sdiv,udiv,other" - (const_string "other")) - - ; TYPE attribute is used to detect floating point instructions which, if -@@ -251,8 +258,6 @@ - (define_attr "ldsched" "no,yes" (const (symbol_ref "arm_ld_sched"))) - - ;; Classification of NEON instructions for scheduling purposes. --;; Do not set this attribute and the "type" attribute together in --;; any one instruction pattern. - (define_attr "neon_type" - "neon_int_1,\ - neon_int_2,\ -@@ -415,7 +420,7 @@ - - (define_attr "generic_sched" "yes,no" - (const (if_then_else -- (ior (eq_attr "tune" "arm926ejs,arm1020e,arm1026ejs,arm1136js,arm1136jfs,cortexa8,cortexa9") -+ (ior (eq_attr "tune" "arm926ejs,arm1020e,arm1026ejs,arm1136js,arm1136jfs,cortexa8,cortexa9,marvell_f") - (eq_attr "tune_cortexr4" "yes")) - (const_string "no") - (const_string "yes")))) -@@ -423,7 +428,7 @@ - (define_attr "generic_vfp" "yes,no" - (const (if_then_else - (and (eq_attr "fpu" "vfp") -- (eq_attr "tune" "!arm1020e,arm1022e,cortexa8,cortexa9") -+ (eq_attr "tune" "!arm1020e,arm1022e,cortexa8,cortexa9,marvell_f") - (eq_attr "tune_cortexr4" "no")) - (const_string "yes") - (const_string "no")))) -@@ -437,6 +442,8 @@ - (include "cortex-a9.md") - (include "cortex-r4.md") - (include "cortex-r4f.md") -+(include "marvell-f.md") -+(include "marvell-f-vfp.md") - (include "vfp11.md") - - -@@ -472,9 +479,9 @@ - if (TARGET_THUMB1) - { - if (GET_CODE (operands[1]) != REG) -- operands[1] = force_reg (SImode, operands[1]); -+ operands[1] = force_reg (DImode, operands[1]); - if (GET_CODE (operands[2]) != REG) -- operands[2] = force_reg (SImode, operands[2]); -+ operands[2] = force_reg (DImode, operands[2]); - } - " - ) -@@ -620,10 +627,11 @@ - sub%?\\t%0, %1, #%n2 - sub%?\\t%0, %1, #%n2 - #" -- "TARGET_32BIT && -- GET_CODE (operands[2]) == CONST_INT -+ "TARGET_32BIT -+ && GET_CODE (operands[2]) == CONST_INT - && !(const_ok_for_arm (INTVAL (operands[2])) -- || const_ok_for_arm (-INTVAL (operands[2])))" -+ || const_ok_for_arm (-INTVAL (operands[2]))) -+ && (reload_completed || !arm_eliminable_register (operands[1]))" - [(clobber (const_int 0))] - " - arm_split_constant (PLUS, SImode, curr_insn, -@@ -639,10 +647,10 @@ - ;; register. Trying to reload it will always fail catastrophically, - ;; so never allow those alternatives to match if reloading is needed. - --(define_insn "*thumb1_addsi3" -- [(set (match_operand:SI 0 "register_operand" "=l,l,l,*rk,*hk,l,!k") -- (plus:SI (match_operand:SI 1 "register_operand" "%0,0,l,*0,*0,!k,!k") -- (match_operand:SI 2 "nonmemory_operand" "I,J,lL,*hk,*rk,!M,!O")))] -+(define_insn_and_split "*thumb1_addsi3" -+ [(set (match_operand:SI 0 "register_operand" "=l,l,l,*rk,*hk,l,!k,l,l") -+ (plus:SI (match_operand:SI 1 "register_operand" "%0,0,l,*0,*0,!k,!k,0,l") -+ (match_operand:SI 2 "nonmemory_operand" "I,J,lL,*hk,*rk,!M,!O,Pa,Pb")))] - "TARGET_THUMB1" - "* - static const char * const asms[] = -@@ -653,7 +661,9 @@ - \"add\\t%0, %0, %2\", - \"add\\t%0, %0, %2\", - \"add\\t%0, %1, %2\", -- \"add\\t%0, %1, %2\" -+ \"add\\t%0, %1, %2\", -+ \"#\", -+ \"#\" - }; - if ((which_alternative == 2 || which_alternative == 6) - && GET_CODE (operands[2]) == CONST_INT -@@ -661,7 +671,22 @@ - return \"sub\\t%0, %1, #%n2\"; - return asms[which_alternative]; - " -- [(set_attr "length" "2")] -+ "&& reload_completed && CONST_INT_P (operands[2]) -+ && operands[1] != stack_pointer_rtx -+ && (INTVAL (operands[2]) > 255 || INTVAL (operands[2]) < -255)" -+ [(set (match_dup 0) (plus:SI (match_dup 1) (match_dup 2))) -+ (set (match_dup 0) (plus:SI (match_dup 0) (match_dup 3)))] -+ { -+ HOST_WIDE_INT offset = INTVAL (operands[2]); -+ if (offset > 255) -+ offset = 255; -+ else if (offset < -255) -+ offset = -255; -+ -+ operands[3] = GEN_INT (offset); -+ operands[2] = GEN_INT (INTVAL (operands[2]) - offset); -+ } -+ [(set_attr "length" "2,2,2,2,2,2,2,4,4")] - ) - - ;; Reloading and elimination of the frame pointer can -@@ -854,7 +879,11 @@ - [(set_attr "conds" "use") - (set (attr "type") (if_then_else (match_operand 4 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*addsi3_carryin_alt1" -@@ -938,7 +967,7 @@ - [(set (match_operand:DF 0 "s_register_operand" "") - (plus:DF (match_operand:DF 1 "s_register_operand" "") - (match_operand:DF 2 "arm_float_add_operand" "")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && !TARGET_VFP_SINGLE" - " - if (TARGET_MAVERICK - && !cirrus_fp_register (operands[2], DFmode)) -@@ -1176,7 +1205,7 @@ - [(set (match_operand:DF 0 "s_register_operand" "") - (minus:DF (match_operand:DF 1 "arm_float_rhs_operand" "") - (match_operand:DF 2 "arm_float_rhs_operand" "")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && !TARGET_VFP_SINGLE" - " - if (TARGET_MAVERICK) - { -@@ -1332,6 +1361,49 @@ - (set_attr "predicable" "yes")] - ) - -+; The combiner cannot combine the first and last insns in the -+; following sequence because of the intervening insn, so help the -+; combiner with this splitter. The combiner does attempt to split -+; this particular combination but does not know this exact split. -+; Note that the combiner puts the constant at the outermost operation -+; as a part of canonicalization. -+; -+; mul r3, r2, r1 -+; r3, r3, -+; add r3, r3, r4 -+ -+(define_split -+ [(set (match_operand:SI 0 "s_register_operand" "") -+ (match_operator:SI 1 "plusminus_operator" -+ [(plus:SI (mult:SI (match_operand:SI 2 "s_register_operand" "") -+ (match_operand:SI 3 "s_register_operand" "")) -+ (match_operand:SI 4 "s_register_operand" "")) -+ (match_operand:SI 5 "arm_immediate_operand" "")]))] -+ "TARGET_32BIT" -+ [(set (match_dup 0) -+ (plus:SI (mult:SI (match_dup 2) (match_dup 3)) -+ (match_dup 4))) -+ (set (match_dup 0) -+ (match_op_dup:SI 1 [(match_dup 0) (match_dup 5)]))] -+ "") -+ -+; Likewise for MLS. MLS is available only on select architectures. -+ -+(define_split -+ [(set (match_operand:SI 0 "s_register_operand" "") -+ (match_operator:SI 1 "plusminus_operator" -+ [(minus:SI (match_operand:SI 2 "s_register_operand" "") -+ (mult:SI (match_operand:SI 3 "s_register_operand" "") -+ (match_operand:SI 4 "s_register_operand" ""))) -+ (match_operand:SI 5 "arm_immediate_operand" "")]))] -+ "TARGET_32BIT && arm_arch_thumb2" -+ [(set (match_dup 0) -+ (minus:SI (match_dup 2) -+ (mult:SI (match_dup 3) (match_dup 4)))) -+ (set (match_dup 0) -+ (match_op_dup:SI 1 [(match_dup 0) (match_dup 5)]))] -+ "") -+ - (define_insn "*mulsi3addsi_compare0" - [(set (reg:CC_NOOV CC_REGNUM) - (compare:CC_NOOV -@@ -1713,7 +1785,7 @@ - [(set (match_operand:DF 0 "s_register_operand" "") - (mult:DF (match_operand:DF 1 "s_register_operand" "") - (match_operand:DF 2 "arm_float_rhs_operand" "")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && !TARGET_VFP_SINGLE" - " - if (TARGET_MAVERICK - && !cirrus_fp_register (operands[2], DFmode)) -@@ -1733,7 +1805,7 @@ - [(set (match_operand:DF 0 "s_register_operand" "") - (div:DF (match_operand:DF 1 "arm_float_rhs_operand" "") - (match_operand:DF 2 "arm_float_rhs_operand" "")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP_DOUBLE)" - "") - - ;; Modulo insns -@@ -1960,6 +2032,7 @@ - DONE; - " - [(set_attr "length" "4,4,16") -+ (set_attr "insn" "and") - (set_attr "predicable" "yes")] - ) - -@@ -1969,7 +2042,8 @@ - (match_operand:SI 2 "register_operand" "l")))] - "TARGET_THUMB1" - "and\\t%0, %0, %2" -- [(set_attr "length" "2")] -+ [(set_attr "length" "2") -+ (set_attr "insn" "and")] - ) - - (define_insn "*andsi3_compare0" -@@ -1984,7 +2058,8 @@ - "@ - and%.\\t%0, %1, %2 - bic%.\\t%0, %1, #%B2" -- [(set_attr "conds" "set")] -+ [(set_attr "conds" "set") -+ (set_attr "insn" "and,*")] - ) - - (define_insn "*andsi3_compare0_scratch" -@@ -2280,7 +2355,7 @@ - } - } - -- target = operands[0]; -+ target = copy_rtx (operands[0]); - /* Avoid using a subreg as a subtarget, and avoid writing a paradoxical - subreg as the final target. */ - if (GET_CODE (target) == SUBREG) -@@ -2528,7 +2603,11 @@ - (set_attr "shift" "2") - (set (attr "type") (if_then_else (match_operand 3 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*andsi_notsi_si_compare0" -@@ -2576,6 +2655,7 @@ - orr%?\\t%Q0, %Q1, %2 - #" - [(set_attr "length" "4,8") -+ (set_attr "insn" "orr") - (set_attr "predicable" "yes")] - ) - -@@ -2638,7 +2718,8 @@ - (match_operand:SI 2 "register_operand" "l")))] - "TARGET_THUMB1" - "orr\\t%0, %0, %2" -- [(set_attr "length" "2")] -+ [(set_attr "length" "2") -+ (set_attr "insn" "orr")] - ) - - (define_peephole2 -@@ -2663,7 +2744,8 @@ - (ior:SI (match_dup 1) (match_dup 2)))] - "TARGET_32BIT" - "orr%.\\t%0, %1, %2" -- [(set_attr "conds" "set")] -+ [(set_attr "conds" "set") -+ (set_attr "insn" "orr")] - ) - - (define_insn "*iorsi3_compare0_scratch" -@@ -2674,7 +2756,8 @@ - (clobber (match_scratch:SI 0 "=r"))] - "TARGET_32BIT" - "orr%.\\t%0, %1, %2" -- [(set_attr "conds" "set")] -+ [(set_attr "conds" "set") -+ (set_attr "insn" "orr")] - ) - - (define_insn "xordi3" -@@ -2697,7 +2780,8 @@ - eor%?\\t%Q0, %Q1, %2 - #" - [(set_attr "length" "4,8") -- (set_attr "predicable" "yes")] -+ (set_attr "predicable" "yes") -+ (set_attr "insn" "eor")] - ) - - (define_insn "*xordi_sesidi_di" -@@ -2728,7 +2812,8 @@ - (match_operand:SI 2 "arm_rhs_operand" "rI")))] - "TARGET_32BIT" - "eor%?\\t%0, %1, %2" -- [(set_attr "predicable" "yes")] -+ [(set_attr "predicable" "yes") -+ (set_attr "insn" "eor")] - ) - - (define_insn "*thumb1_xorsi3" -@@ -2737,7 +2822,8 @@ - (match_operand:SI 2 "register_operand" "l")))] - "TARGET_THUMB1" - "eor\\t%0, %0, %2" -- [(set_attr "length" "2")] -+ [(set_attr "length" "2") -+ (set_attr "insn" "eor")] - ) - - (define_insn "*xorsi3_compare0" -@@ -2749,7 +2835,8 @@ - (xor:SI (match_dup 1) (match_dup 2)))] - "TARGET_32BIT" - "eor%.\\t%0, %1, %2" -- [(set_attr "conds" "set")] -+ [(set_attr "conds" "set") -+ (set_attr "insn" "eor")] - ) - - (define_insn "*xorsi3_compare0_scratch" -@@ -2906,7 +2993,7 @@ - (smax:SI (match_operand:SI 1 "s_register_operand" "") - (match_operand:SI 2 "arm_rhs_operand" ""))) - (clobber (reg:CC CC_REGNUM))])] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - " - if (operands[2] == const0_rtx || operands[2] == constm1_rtx) - { -@@ -2933,7 +3020,8 @@ - (const_int -1)))] - "TARGET_32BIT" - "orr%?\\t%0, %1, %1, asr #31" -- [(set_attr "predicable" "yes")] -+ [(set_attr "predicable" "yes") -+ (set_attr "insn" "orr")] - ) - - (define_insn "*arm_smax_insn" -@@ -2941,7 +3029,7 @@ - (smax:SI (match_operand:SI 1 "s_register_operand" "%0,?r") - (match_operand:SI 2 "arm_rhs_operand" "rI,rI"))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_COND_EXEC" - "@ - cmp\\t%1, %2\;movlt\\t%0, %2 - cmp\\t%1, %2\;movge\\t%0, %1\;movlt\\t%0, %2" -@@ -2955,7 +3043,7 @@ - (smin:SI (match_operand:SI 1 "s_register_operand" "") - (match_operand:SI 2 "arm_rhs_operand" ""))) - (clobber (reg:CC CC_REGNUM))])] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - " - if (operands[2] == const0_rtx) - { -@@ -2973,7 +3061,8 @@ - (const_int 0)))] - "TARGET_32BIT" - "and%?\\t%0, %1, %1, asr #31" -- [(set_attr "predicable" "yes")] -+ [(set_attr "predicable" "yes") -+ (set_attr "insn" "and")] - ) - - (define_insn "*arm_smin_insn" -@@ -2981,7 +3070,7 @@ - (smin:SI (match_operand:SI 1 "s_register_operand" "%0,?r") - (match_operand:SI 2 "arm_rhs_operand" "rI,rI"))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_COND_EXEC" - "@ - cmp\\t%1, %2\;movge\\t%0, %2 - cmp\\t%1, %2\;movlt\\t%0, %1\;movge\\t%0, %2" -@@ -2995,7 +3084,7 @@ - (umax:SI (match_operand:SI 1 "s_register_operand" "") - (match_operand:SI 2 "arm_rhs_operand" ""))) - (clobber (reg:CC CC_REGNUM))])] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "" - ) - -@@ -3004,7 +3093,7 @@ - (umax:SI (match_operand:SI 1 "s_register_operand" "0,r,?r") - (match_operand:SI 2 "arm_rhs_operand" "rI,0,rI"))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_COND_EXEC" - "@ - cmp\\t%1, %2\;movcc\\t%0, %2 - cmp\\t%1, %2\;movcs\\t%0, %1 -@@ -3019,7 +3108,7 @@ - (umin:SI (match_operand:SI 1 "s_register_operand" "") - (match_operand:SI 2 "arm_rhs_operand" ""))) - (clobber (reg:CC CC_REGNUM))])] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "" - ) - -@@ -3028,7 +3117,7 @@ - (umin:SI (match_operand:SI 1 "s_register_operand" "0,r,?r") - (match_operand:SI 2 "arm_rhs_operand" "rI,0,rI"))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_COND_EXEC" - "@ - cmp\\t%1, %2\;movcs\\t%0, %2 - cmp\\t%1, %2\;movcc\\t%0, %1 -@@ -3043,7 +3132,7 @@ - [(match_operand:SI 1 "s_register_operand" "r") - (match_operand:SI 2 "s_register_operand" "r")])) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "* - operands[3] = gen_rtx_fmt_ee (minmax_code (operands[3]), SImode, - operands[1], operands[2]); -@@ -3163,11 +3252,23 @@ - [(set (match_operand:SI 0 "register_operand" "=l,l") - (ashift:SI (match_operand:SI 1 "register_operand" "l,0") - (match_operand:SI 2 "nonmemory_operand" "N,l")))] -- "TARGET_THUMB1" -+ "TARGET_THUMB1 && !janus2_code" - "lsl\\t%0, %1, %2" - [(set_attr "length" "2")] - ) - -+(define_insn "*thumb1_ashlsi3_janus2" -+ [(set (match_operand:SI 0 "register_operand" "=l,l") -+ (ashift:SI (match_operand:SI 1 "register_operand" "l,0") -+ (match_operand:SI 2 "nonmemory_operand" "N,l")))] -+ "TARGET_THUMB1 && janus2_code" -+ "@ -+ lsl\\t%0, %1, %2 -+ lsl\\t%0, %1, %2\;nop" -+ [(set_attr "length" "2,4")] -+) -+ -+ - (define_expand "ashrdi3" - [(set (match_operand:DI 0 "s_register_operand" "") - (ashiftrt:DI (match_operand:DI 1 "s_register_operand" "") -@@ -3200,6 +3301,7 @@ - "TARGET_32BIT" - "movs\\t%R0, %R1, asr #1\;mov\\t%Q0, %Q1, rrx" - [(set_attr "conds" "clob") -+ (set_attr "insn" "mov") - (set_attr "length" "8")] - ) - -@@ -3219,11 +3321,22 @@ - [(set (match_operand:SI 0 "register_operand" "=l,l") - (ashiftrt:SI (match_operand:SI 1 "register_operand" "l,0") - (match_operand:SI 2 "nonmemory_operand" "N,l")))] -- "TARGET_THUMB1" -+ "TARGET_THUMB1 && !janus2_code" - "asr\\t%0, %1, %2" - [(set_attr "length" "2")] - ) - -+(define_insn "*thumb1_ashrsi3_janus2" -+ [(set (match_operand:SI 0 "register_operand" "=l,l") -+ (ashiftrt:SI (match_operand:SI 1 "register_operand" "l,0") -+ (match_operand:SI 2 "nonmemory_operand" "N,l")))] -+ "TARGET_THUMB1 && janus2_code" -+ "@ -+ asr\\t%0, %1, %2 -+ asr\\t%0, %1, %2\;nop" -+ [(set_attr "length" "2,4")] -+) -+ - (define_expand "lshrdi3" - [(set (match_operand:DI 0 "s_register_operand" "") - (lshiftrt:DI (match_operand:DI 1 "s_register_operand" "") -@@ -3256,6 +3369,7 @@ - "TARGET_32BIT" - "movs\\t%R0, %R1, lsr #1\;mov\\t%Q0, %Q1, rrx" - [(set_attr "conds" "clob") -+ (set_attr "insn" "mov") - (set_attr "length" "8")] - ) - -@@ -3278,11 +3392,22 @@ - [(set (match_operand:SI 0 "register_operand" "=l,l") - (lshiftrt:SI (match_operand:SI 1 "register_operand" "l,0") - (match_operand:SI 2 "nonmemory_operand" "N,l")))] -- "TARGET_THUMB1" -+ "TARGET_THUMB1 && !janus2_code" - "lsr\\t%0, %1, %2" - [(set_attr "length" "2")] - ) - -+(define_insn "*thumb1_lshrsi3_janus2" -+ [(set (match_operand:SI 0 "register_operand" "=l,l") -+ (lshiftrt:SI (match_operand:SI 1 "register_operand" "l,0") -+ (match_operand:SI 2 "nonmemory_operand" "N,l")))] -+ "TARGET_THUMB1 && janus2_code" -+ "@ -+ lsr\\t%0, %1, %2 -+ lsr\\t%0, %1, %2; nop" -+ [(set_attr "length" "2,4")] -+) -+ - (define_expand "rotlsi3" - [(set (match_operand:SI 0 "s_register_operand" "") - (rotatert:SI (match_operand:SI 1 "s_register_operand" "") -@@ -3324,11 +3449,20 @@ - [(set (match_operand:SI 0 "register_operand" "=l") - (rotatert:SI (match_operand:SI 1 "register_operand" "0") - (match_operand:SI 2 "register_operand" "l")))] -- "TARGET_THUMB1" -+ "TARGET_THUMB1 && !janus2_code" - "ror\\t%0, %0, %2" - [(set_attr "length" "2")] - ) - -+(define_insn "*thumb1_rotrsi3_janus2" -+ [(set (match_operand:SI 0 "register_operand" "=l") -+ (rotatert:SI (match_operand:SI 1 "register_operand" "0") -+ (match_operand:SI 2 "register_operand" "l")))] -+ "TARGET_THUMB1 && janus2_code" -+ "ror\\t%0, %0, %2; nop" -+ [(set_attr "length" "4")] -+) -+ - (define_insn "*arm_shiftsi3" - [(set (match_operand:SI 0 "s_register_operand" "=r") - (match_operator:SI 3 "shift_operator" -@@ -3340,7 +3474,11 @@ - (set_attr "shift" "1") - (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*shiftsi3_compare0" -@@ -3357,7 +3495,11 @@ - (set_attr "shift" "1") - (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*shiftsi3_compare0_scratch" -@@ -3370,7 +3512,11 @@ - "TARGET_32BIT" - "* return arm_output_shift(operands, 1);" - [(set_attr "conds" "set") -- (set_attr "shift" "1")] -+ (set_attr "shift" "1") -+ (set (attr "length") (if_then_else (and (match_operand 2 "s_register_operand" "") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*arm_notsi_shiftsi" -@@ -3382,9 +3528,14 @@ - "mvn%?\\t%0, %1%S3" - [(set_attr "predicable" "yes") - (set_attr "shift" "1") -+ (set_attr "insn" "mvn") - (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*arm_notsi_shiftsi_compare0" -@@ -3399,9 +3550,14 @@ - "mvn%.\\t%0, %1%S3" - [(set_attr "conds" "set") - (set_attr "shift" "1") -+ (set_attr "insn" "mvn") - (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*arm_not_shiftsi_compare0_scratch" -@@ -3415,9 +3571,14 @@ - "mvn%.\\t%0, %1%S3" - [(set_attr "conds" "set") - (set_attr "shift" "1") -+ (set_attr "insn" "mvn") - (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - ;; We don't really have extzv, but defining this using shifts helps -@@ -3550,12 +3711,12 @@ - (define_expand "negdf2" - [(set (match_operand:DF 0 "s_register_operand" "") - (neg:DF (match_operand:DF 1 "s_register_operand" "")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP_DOUBLE)" - "") - - ;; abssi2 doesn't really clobber the condition codes if a different register - ;; is being set. To keep things simple, assume during rtl manipulations that --;; it does, but tell the final scan operator the truth. Similarly for -+;; it does, and the splitter will eliminate it. Similarly for - ;; (neg (abs...)) - - (define_expand "abssi2" -@@ -3567,22 +3728,28 @@ - " - if (TARGET_THUMB1) - operands[2] = gen_rtx_SCRATCH (SImode); -+ else if (TARGET_NO_SINGLE_COND_EXEC) -+ { -+ emit_insn(gen_rtx_SET(VOIDmode, operands[0], -+ gen_rtx_ABS(SImode, operands[1]))); -+ DONE; -+ } - else - operands[2] = gen_rtx_REG (CCmode, CC_REGNUM); - ") - - (define_insn "*arm_abssi2" -- [(set (match_operand:SI 0 "s_register_operand" "=r,&r") -- (abs:SI (match_operand:SI 1 "s_register_operand" "0,r"))) -+ [(set (match_operand:SI 0 "s_register_operand" "=r") -+ (abs:SI (match_operand:SI 1 "s_register_operand" "r"))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -- "@ -- cmp\\t%0, #0\;rsblt\\t%0, %0, #0 -- eor%?\\t%0, %1, %1, asr #31\;sub%?\\t%0, %0, %1, asr #31" -- [(set_attr "conds" "clob,*") -- (set_attr "shift" "1") -+ "TARGET_32BIT && !TARGET_NO_SINGLE_COND_EXEC" -+ "#" -+ [(set_attr "shift" "1") - ;; predicable can't be set based on the variant, so left as no -- (set_attr "length" "8")] -+ (set (attr "length") -+ (if_then_else (eq_attr "is_thumb" "yes") -+ (const_int 10) -+ (const_int 8)))] - ) - - (define_insn_and_split "*thumb1_abssi2" -@@ -3600,17 +3767,17 @@ - ) - - (define_insn "*arm_neg_abssi2" -- [(set (match_operand:SI 0 "s_register_operand" "=r,&r") -- (neg:SI (abs:SI (match_operand:SI 1 "s_register_operand" "0,r")))) -+ [(set (match_operand:SI 0 "s_register_operand" "=r") -+ (neg:SI (abs:SI (match_operand:SI 1 "s_register_operand" "r")))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -- "@ -- cmp\\t%0, #0\;rsbgt\\t%0, %0, #0 -- eor%?\\t%0, %1, %1, asr #31\;rsb%?\\t%0, %0, %1, asr #31" -- [(set_attr "conds" "clob,*") -- (set_attr "shift" "1") -+ "TARGET_32BIT && !TARGET_NO_SINGLE_COND_EXEC" -+ "#" -+ [(set_attr "shift" "1") - ;; predicable can't be set based on the variant, so left as no -- (set_attr "length" "8")] -+ (set (attr "length") -+ (if_then_else (eq_attr "is_thumb" "yes") -+ (const_int 10) -+ (const_int 8)))] - ) - - (define_insn_and_split "*thumb1_neg_abssi2" -@@ -3627,6 +3794,93 @@ - [(set_attr "length" "6")] - ) - -+;; Simplified version for when avoiding conditional execution -+(define_insn "*arm_nocond_abssi2" -+ [(set (match_operand:SI 0 "s_register_operand" "=&r") -+ (abs:SI (match_operand:SI 1 "s_register_operand" "r")))] -+ "TARGET_32BIT && TARGET_NO_SINGLE_COND_EXEC" -+ "#" -+ [(set_attr "shift" "1") -+ (set_attr "length" "8") -+ (set_attr "predicable" "yes")] -+) -+ -+(define_insn "*arm_nocond_neg_abssi2" -+ [(set (match_operand:SI 0 "s_register_operand" "=&r") -+ (neg:SI (abs:SI (match_operand:SI 1 "s_register_operand" "r"))))] -+ "TARGET_32BIT && TARGET_NO_SINGLE_COND_EXEC" -+ "#" -+ [(set_attr "shift" "1") -+ (set_attr "length" "8") -+ (set_attr "predicable" "yes")] -+) -+ -+;; Splitters for ABS patterns. -+ -+(define_split -+ [(set (match_operand:SI 0 "s_register_operand" "") -+ (abs:SI (match_operand:SI 1 "s_register_operand" ""))) -+ (clobber (reg:CC CC_REGNUM))] -+ "TARGET_32BIT && reload_completed && rtx_equal_p(operands[0], operands[1])" -+ [(set (reg:CC CC_REGNUM) (compare:CC (match_dup 1) (const_int 0))) -+ (cond_exec (lt (reg:CC CC_REGNUM) (const_int 0)) -+ (set (match_dup 0) (neg:SI (match_dup 1))))] -+) -+ -+(define_split -+ [(set (match_operand:SI 0 "s_register_operand" "") -+ (neg:SI (abs:SI (match_operand:SI 1 "s_register_operand" "")))) -+ (clobber (reg:CC CC_REGNUM))] -+ "TARGET_32BIT && reload_completed && rtx_equal_p(operands[0], operands[1])" -+ [(set (reg:CC CC_REGNUM) (compare:CC (match_dup 1) (const_int 0))) -+ (cond_exec (gt (reg:CC CC_REGNUM) (const_int 0)) -+ (set (match_dup 0) (neg:SI (match_dup 1))))] -+) -+ -+;; GCC does not add/remove clobbers when matching splitters, so we need -+;; variants with and without the CC clobber. -+(define_split -+ [(set (match_operand:SI 0 "s_register_operand" "") -+ (abs:SI (match_operand:SI 1 "s_register_operand" "")))] -+ "TARGET_32BIT && reload_completed && !rtx_equal_p(operands[0], operands[1])" -+ [(set (match_dup 0) (xor:SI (ashiftrt:SI (match_dup 1) (const_int 31)) -+ (match_dup 1))) -+ (set (match_dup 0) (minus:SI (match_dup 0) -+ (ashiftrt:SI (match_dup 1) (const_int 31))))] -+) -+ -+(define_split -+ [(set (match_operand:SI 0 "s_register_operand" "") -+ (abs:SI (match_operand:SI 1 "s_register_operand" ""))) -+ (clobber (reg:CC CC_REGNUM))] -+ "TARGET_32BIT && reload_completed && !rtx_equal_p(operands[0], operands[1])" -+ [(set (match_dup 0) (xor:SI (ashiftrt:SI (match_dup 1) (const_int 31)) -+ (match_dup 1))) -+ (set (match_dup 0) (minus:SI (match_dup 0) -+ (ashiftrt:SI (match_dup 1) (const_int 31))))] -+) -+ -+(define_split -+ [(set (match_operand:SI 0 "s_register_operand" "") -+ (neg:SI (abs:SI (match_operand:SI 1 "s_register_operand" ""))))] -+ "TARGET_32BIT && reload_completed && !rtx_equal_p(operands[0], operands[1])" -+ [(set (match_dup 0) (xor:SI (ashiftrt:SI (match_dup 1) (const_int 31)) -+ (match_dup 1))) -+ (set (match_dup 0) (minus:SI (ashiftrt:SI (match_dup 1) (const_int 31)) -+ (match_dup 0)))] -+) -+ -+(define_split -+ [(set (match_operand:SI 0 "s_register_operand" "") -+ (neg:SI (abs:SI (match_operand:SI 1 "s_register_operand" "")))) -+ (clobber (reg:CC CC_REGNUM))] -+ "TARGET_32BIT && reload_completed && !rtx_equal_p(operands[0], operands[1])" -+ [(set (match_dup 0) (xor:SI (ashiftrt:SI (match_dup 1) (const_int 31)) -+ (match_dup 1))) -+ (set (match_dup 0) (minus:SI (ashiftrt:SI (match_dup 1) (const_int 31)) -+ (match_dup 0)))] -+) -+ - (define_expand "abssf2" - [(set (match_operand:SF 0 "s_register_operand" "") - (abs:SF (match_operand:SF 1 "s_register_operand" "")))] -@@ -3636,7 +3890,7 @@ - (define_expand "absdf2" - [(set (match_operand:DF 0 "s_register_operand" "") - (abs:DF (match_operand:DF 1 "s_register_operand" "")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && !TARGET_VFP_SINGLE" - "") - - (define_expand "sqrtsf2" -@@ -3648,7 +3902,7 @@ - (define_expand "sqrtdf2" - [(set (match_operand:DF 0 "s_register_operand" "") - (sqrt:DF (match_operand:DF 1 "s_register_operand" "")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP_DOUBLE)" - "") - - (define_insn_and_split "one_cmpldi2" -@@ -3682,7 +3936,8 @@ - (not:SI (match_operand:SI 1 "s_register_operand" "r")))] - "TARGET_32BIT" - "mvn%?\\t%0, %1" -- [(set_attr "predicable" "yes")] -+ [(set_attr "predicable" "yes") -+ (set_attr "insn" "mvn")] - ) - - (define_insn "*thumb1_one_cmplsi2" -@@ -3690,7 +3945,8 @@ - (not:SI (match_operand:SI 1 "register_operand" "l")))] - "TARGET_THUMB1" - "mvn\\t%0, %1" -- [(set_attr "length" "2")] -+ [(set_attr "length" "2") -+ (set_attr "insn" "mvn")] - ) - - (define_insn "*notsi_compare0" -@@ -3701,7 +3957,8 @@ - (not:SI (match_dup 1)))] - "TARGET_32BIT" - "mvn%.\\t%0, %1" -- [(set_attr "conds" "set")] -+ [(set_attr "conds" "set") -+ (set_attr "insn" "mvn")] - ) - - (define_insn "*notsi_compare0_scratch" -@@ -3711,11 +3968,40 @@ - (clobber (match_scratch:SI 0 "=r"))] - "TARGET_32BIT" - "mvn%.\\t%0, %1" -- [(set_attr "conds" "set")] -+ [(set_attr "conds" "set") -+ (set_attr "insn" "mvn")] - ) - - ;; Fixed <--> Floating conversion insns - -+(define_expand "floatsihf2" -+ [(set (match_operand:HF 0 "general_operand" "") -+ (float:HF (match_operand:SI 1 "general_operand" "")))] -+ "TARGET_EITHER" -+ " -+ { -+ rtx op1 = gen_reg_rtx (SFmode); -+ expand_float (op1, operands[1], 0); -+ op1 = convert_to_mode (HFmode, op1, 0); -+ emit_move_insn (operands[0], op1); -+ DONE; -+ }" -+) -+ -+(define_expand "floatdihf2" -+ [(set (match_operand:HF 0 "general_operand" "") -+ (float:HF (match_operand:DI 1 "general_operand" "")))] -+ "TARGET_EITHER" -+ " -+ { -+ rtx op1 = gen_reg_rtx (SFmode); -+ expand_float (op1, operands[1], 0); -+ op1 = convert_to_mode (HFmode, op1, 0); -+ emit_move_insn (operands[0], op1); -+ DONE; -+ }" -+) -+ - (define_expand "floatsisf2" - [(set (match_operand:SF 0 "s_register_operand" "") - (float:SF (match_operand:SI 1 "s_register_operand" "")))] -@@ -3731,7 +4017,7 @@ - (define_expand "floatsidf2" - [(set (match_operand:DF 0 "s_register_operand" "") - (float:DF (match_operand:SI 1 "s_register_operand" "")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && !TARGET_VFP_SINGLE" - " - if (TARGET_MAVERICK) - { -@@ -3740,6 +4026,30 @@ - } - ") - -+(define_expand "fix_trunchfsi2" -+ [(set (match_operand:SI 0 "general_operand" "") -+ (fix:SI (fix:HF (match_operand:HF 1 "general_operand" ""))))] -+ "TARGET_EITHER" -+ " -+ { -+ rtx op1 = convert_to_mode (SFmode, operands[1], 0); -+ expand_fix (operands[0], op1, 0); -+ DONE; -+ }" -+) -+ -+(define_expand "fix_trunchfdi2" -+ [(set (match_operand:DI 0 "general_operand" "") -+ (fix:DI (fix:HF (match_operand:HF 1 "general_operand" ""))))] -+ "TARGET_EITHER" -+ " -+ { -+ rtx op1 = convert_to_mode (SFmode, operands[1], 0); -+ expand_fix (operands[0], op1, 0); -+ DONE; -+ }" -+) -+ - (define_expand "fix_truncsfsi2" - [(set (match_operand:SI 0 "s_register_operand" "") - (fix:SI (fix:SF (match_operand:SF 1 "s_register_operand" ""))))] -@@ -3759,7 +4069,7 @@ - (define_expand "fix_truncdfsi2" - [(set (match_operand:SI 0 "s_register_operand" "") - (fix:SI (fix:DF (match_operand:DF 1 "s_register_operand" ""))))] -- "TARGET_32BIT && TARGET_HARD_FLOAT" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && !TARGET_VFP_SINGLE" - " - if (TARGET_MAVERICK) - { -@@ -3776,9 +4086,25 @@ - [(set (match_operand:SF 0 "s_register_operand" "") - (float_truncate:SF - (match_operand:DF 1 "s_register_operand" "")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && !TARGET_VFP_SINGLE" - "" - ) -+ -+/* DFmode -> HFmode conversions have to go through SFmode. */ -+(define_expand "truncdfhf2" -+ [(set (match_operand:HF 0 "general_operand" "") -+ (float_truncate:HF -+ (match_operand:DF 1 "general_operand" "")))] -+ "TARGET_EITHER" -+ " -+ { -+ rtx op1; -+ op1 = convert_to_mode (SFmode, operands[1], 0); -+ op1 = convert_to_mode (HFmode, op1, 0); -+ emit_move_insn (operands[0], op1); -+ DONE; -+ }" -+) - - ;; Zero and sign extension instructions. - -@@ -3800,6 +4126,7 @@ - return \"mov%?\\t%R0, #0\"; - " - [(set_attr "length" "8") -+ (set_attr "insn" "mov") - (set_attr "predicable" "yes")] - ) - -@@ -3843,6 +4170,7 @@ - " - [(set_attr "length" "8") - (set_attr "shift" "1") -+ (set_attr "insn" "mov") - (set_attr "predicable" "yes")] - ) - -@@ -4123,6 +4451,28 @@ - "" - ) - -+(define_code_iterator ior_xor [ior xor]) -+ -+(define_split -+ [(set (match_operand:SI 0 "s_register_operand" "") -+ (ior_xor:SI (and:SI (ashift:SI -+ (match_operand:SI 1 "s_register_operand" "") -+ (match_operand:SI 2 "const_int_operand" "")) -+ (match_operand:SI 3 "const_int_operand" "")) -+ (zero_extend:SI -+ (match_operator 5 "subreg_lowpart_operator" -+ [(match_operand:SI 4 "s_register_operand" "")]))))] -+ "TARGET_32BIT -+ && (INTVAL (operands[3]) -+ == (GET_MODE_MASK (GET_MODE (operands[5])) -+ & (GET_MODE_MASK (GET_MODE (operands[5])) -+ << (INTVAL (operands[2])))))" -+ [(set (match_dup 0) (ior_xor:SI (ashift:SI (match_dup 1) (match_dup 2)) -+ (match_dup 4))) -+ (set (match_dup 0) (zero_extend:SI (match_dup 5)))] -+ "operands[5] = gen_lowpart (GET_MODE (operands[5]), operands[0]);" -+) -+ - (define_insn "*compareqi_eq0" - [(set (reg:CC_Z CC_REGNUM) - (compare:CC_Z (match_operand:QI 0 "s_register_operand" "r") -@@ -4639,9 +4989,24 @@ - (define_expand "extendsfdf2" - [(set (match_operand:DF 0 "s_register_operand" "") - (float_extend:DF (match_operand:SF 1 "s_register_operand" "")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && !TARGET_VFP_SINGLE" - "" - ) -+ -+/* HFmode -> DFmode conversions have to go through SFmode. */ -+(define_expand "extendhfdf2" -+ [(set (match_operand:DF 0 "general_operand" "") -+ (float_extend:DF (match_operand:HF 1 "general_operand" "")))] -+ "TARGET_EITHER" -+ " -+ { -+ rtx op1; -+ op1 = convert_to_mode (SFmode, operands[1], 0); -+ op1 = convert_to_mode (DFmode, op1, 0); -+ emit_insn (gen_movdf (operands[0], op1)); -+ DONE; -+ }" -+) - - ;; Move insns (including loads and stores) - -@@ -4877,6 +5242,7 @@ - }" - [(set_attr "length" "4,4,6,2,2,6,4,4") - (set_attr "type" "*,*,*,load2,store2,load2,store2,*") -+ (set_attr "insn" "*,mov,*,*,*,*,*,mov") - (set_attr "pool_range" "*,*,*,*,*,1020,*,*")] - ) - -@@ -4903,14 +5269,6 @@ - optimize && can_create_pseudo_p ()); - DONE; - } -- -- if (TARGET_USE_MOVT && !target_word_relocations -- && GET_CODE (operands[1]) == SYMBOL_REF -- && !flag_pic && !arm_tls_referenced_p (operands[1])) -- { -- arm_emit_movpair (operands[0], operands[1]); -- DONE; -- } - } - else /* TARGET_THUMB1... */ - { -@@ -4984,18 +5342,9 @@ - (set_attr "length" "4")] - ) - --(define_insn "*arm_movw" -- [(set (match_operand:SI 0 "nonimmediate_operand" "=r") -- (high:SI (match_operand:SI 1 "general_operand" "i")))] -- "TARGET_32BIT" -- "movw%?\t%0, #:lower16:%c1" -- [(set_attr "predicable" "yes") -- (set_attr "length" "4")] --) -- - (define_insn "*arm_movsi_insn" - [(set (match_operand:SI 0 "nonimmediate_operand" "=rk,r,r,r,rk,m") -- (match_operand:SI 1 "general_operand" "rk, I,K,N,mi,rk"))] -+ (match_operand:SI 1 "general_operand" "rk, I,K,j,mi,rk"))] - "TARGET_ARM && ! TARGET_IWMMXT - && !(TARGET_HARD_FLOAT && TARGET_VFP) - && ( register_operand (operands[0], SImode) -@@ -5008,6 +5357,7 @@ - ldr%?\\t%0, %1 - str%?\\t%1, %0" - [(set_attr "type" "*,*,*,*,load1,store1") -+ (set_attr "insn" "mov,mov,mvn,mov,*,*") - (set_attr "predicable" "yes") - (set_attr "pool_range" "*,*,*,*,4096,*") - (set_attr "neg_pool_range" "*,*,*,*,4084,*")] -@@ -5027,6 +5377,19 @@ - " - ) - -+(define_split -+ [(set (match_operand:SI 0 "arm_general_register_operand" "") -+ (match_operand:SI 1 "general_operand" ""))] -+ "TARGET_32BIT -+ && TARGET_USE_MOVT && GET_CODE (operands[1]) == SYMBOL_REF -+ && !flag_pic && !target_word_relocations -+ && !arm_tls_referenced_p (operands[1])" -+ [(clobber (const_int 0))] -+{ -+ arm_emit_movpair (operands[0], operands[1]); -+ DONE; -+}) -+ - (define_insn "*thumb1_movsi_insn" - [(set (match_operand:SI 0 "nonimmediate_operand" "=l,l,l,l,l,>,l, m,*lhk") - (match_operand:SI 1 "general_operand" "l, I,J,K,>,l,mi,l,*lhk"))] -@@ -5065,7 +5428,7 @@ - (set (match_dup 0) (ashift:SI (match_dup 0) (match_dup 2)))] - " - { -- unsigned HOST_WIDE_INT val = INTVAL (operands[1]); -+ unsigned HOST_WIDE_INT val = INTVAL (operands[1]) & 0xffffffffu; - unsigned HOST_WIDE_INT mask = 0xff; - int i; - -@@ -5627,6 +5990,7 @@ - ldr%(h%)\\t%0, %1\\t%@ movhi" - [(set_attr "type" "*,*,store1,load1") - (set_attr "predicable" "yes") -+ (set_attr "insn" "mov,mvn,*,*") - (set_attr "pool_range" "*,*,*,256") - (set_attr "neg_pool_range" "*,*,*,244")] - ) -@@ -5638,7 +6002,8 @@ - "@ - mov%?\\t%0, %1\\t%@ movhi - mvn%?\\t%0, #%B1\\t%@ movhi" -- [(set_attr "predicable" "yes")] -+ [(set_attr "predicable" "yes") -+ (set_attr "insn" "mov,mvn")] - ) - - (define_expand "thumb_movhi_clobber" -@@ -5769,6 +6134,7 @@ - ldr%(b%)\\t%0, %1 - str%(b%)\\t%1, %0" - [(set_attr "type" "*,*,load1,store1") -+ (set_attr "insn" "mov,mvn,*,*") - (set_attr "predicable" "yes")] - ) - -@@ -5787,9 +6153,111 @@ - mov\\t%0, %1" - [(set_attr "length" "2") - (set_attr "type" "*,load1,store1,*,*,*") -+ (set_attr "insn" "*,*,*,mov,mov,mov") - (set_attr "pool_range" "*,32,*,*,*,*")] - ) - -+;; HFmode moves -+(define_expand "movhf" -+ [(set (match_operand:HF 0 "general_operand" "") -+ (match_operand:HF 1 "general_operand" ""))] -+ "TARGET_EITHER" -+ " -+ if (TARGET_32BIT) -+ { -+ if (GET_CODE (operands[0]) == MEM) -+ operands[1] = force_reg (HFmode, operands[1]); -+ } -+ else /* TARGET_THUMB1 */ -+ { -+ if (can_create_pseudo_p ()) -+ { -+ if (GET_CODE (operands[0]) != REG) -+ operands[1] = force_reg (HFmode, operands[1]); -+ } -+ } -+ " -+) -+ -+(define_insn "*arm32_movhf" -+ [(set (match_operand:HF 0 "nonimmediate_operand" "=r,m,r,r") -+ (match_operand:HF 1 "general_operand" " m,r,r,F"))] -+ "TARGET_32BIT && !(TARGET_HARD_FLOAT && TARGET_FP16) -+ && ( s_register_operand (operands[0], HFmode) -+ || s_register_operand (operands[1], HFmode))" -+ "* -+ switch (which_alternative) -+ { -+ case 0: /* ARM register from memory */ -+ return \"ldr%(h%)\\t%0, %1\\t%@ __fp16\"; -+ case 1: /* memory from ARM register */ -+ return \"str%(h%)\\t%1, %0\\t%@ __fp16\"; -+ case 2: /* ARM register from ARM register */ -+ return \"mov%?\\t%0, %1\\t%@ __fp16\"; -+ case 3: /* ARM register from constant */ -+ { -+ REAL_VALUE_TYPE r; -+ long bits; -+ rtx ops[4]; -+ -+ REAL_VALUE_FROM_CONST_DOUBLE (r, operands[1]); -+ bits = real_to_target (NULL, &r, HFmode); -+ ops[0] = operands[0]; -+ ops[1] = GEN_INT (bits); -+ ops[2] = GEN_INT (bits & 0xff00); -+ ops[3] = GEN_INT (bits & 0x00ff); -+ -+ if (arm_arch_thumb2) -+ output_asm_insn (\"movw%?\\t%0, %1\", ops); -+ else -+ output_asm_insn (\"mov%?\\t%0, %2\;orr%?\\t%0, %0, %3\", ops); -+ return \"\"; -+ } -+ default: -+ gcc_unreachable (); -+ } -+ " -+ [(set_attr "conds" "unconditional") -+ (set_attr "type" "load1,store1,*,*") -+ (set_attr "length" "4,4,4,8") -+ (set_attr "predicable" "yes") -+ ] -+) -+ -+(define_insn "*thumb1_movhf" -+ [(set (match_operand:HF 0 "nonimmediate_operand" "=l,l,m,*r,*h") -+ (match_operand:HF 1 "general_operand" "l,mF,l,*h,*r"))] -+ "TARGET_THUMB1 -+ && ( s_register_operand (operands[0], HFmode) -+ || s_register_operand (operands[1], HFmode))" -+ "* -+ switch (which_alternative) -+ { -+ case 1: -+ { -+ rtx addr; -+ gcc_assert (GET_CODE(operands[1]) == MEM); -+ addr = XEXP (operands[1], 0); -+ if (GET_CODE (addr) == LABEL_REF -+ || (GET_CODE (addr) == CONST -+ && GET_CODE (XEXP (addr, 0)) == PLUS -+ && GET_CODE (XEXP (XEXP (addr, 0), 0)) == LABEL_REF -+ && GET_CODE (XEXP (XEXP (addr, 0), 1)) == CONST_INT)) -+ { -+ /* Constant pool entry. */ -+ return \"ldr\\t%0, %1\"; -+ } -+ return \"ldrh\\t%0, %1\"; -+ } -+ case 2: return \"strh\\t%1, %0\"; -+ default: return \"mov\\t%0, %1\"; -+ } -+ " -+ [(set_attr "length" "2") -+ (set_attr "type" "*,load1,store1,*,*") -+ (set_attr "pool_range" "*,1020,*,*,*")] -+) -+ - (define_expand "movsf" - [(set (match_operand:SF 0 "general_operand" "") - (match_operand:SF 1 "general_operand" ""))] -@@ -5842,6 +6310,7 @@ - [(set_attr "length" "4,4,4") - (set_attr "predicable" "yes") - (set_attr "type" "*,load1,store1") -+ (set_attr "insn" "mov,*,*") - (set_attr "pool_range" "*,4096,*") - (set_attr "neg_pool_range" "*,4084,*")] - ) -@@ -6297,7 +6766,7 @@ - (match_operand:BLK 1 "general_operand" "") - (match_operand:SI 2 "const_int_operand" "") - (match_operand:SI 3 "const_int_operand" "")] -- "TARGET_EITHER" -+ "TARGET_EITHER && !low_irq_latency" - " - if (TARGET_32BIT) - { -@@ -7476,7 +7945,7 @@ - (define_expand "cmpdf" - [(match_operand:DF 0 "s_register_operand" "") - (match_operand:DF 1 "arm_float_compare_operand" "")] -- "TARGET_32BIT && TARGET_HARD_FLOAT" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && !TARGET_VFP_SINGLE" - " - arm_compare_op0 = operands[0]; - arm_compare_op1 = operands[1]; -@@ -7507,7 +7976,11 @@ - (set_attr "shift" "1") - (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*arm_cmpsi_shiftsi_swp" -@@ -7522,7 +7995,11 @@ - (set_attr "shift" "1") - (set (attr "type") (if_then_else (match_operand 2 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*arm_cmpsi_negshiftsi_si" -@@ -7537,7 +8014,11 @@ - [(set_attr "conds" "set") - (set (attr "type") (if_then_else (match_operand 3 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - ;; Cirrus SF compare instruction -@@ -7879,77 +8360,77 @@ - (define_expand "seq" - [(set (match_operand:SI 0 "s_register_operand" "") - (eq:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (EQ, arm_compare_op0, arm_compare_op1);" - ) - - (define_expand "sne" - [(set (match_operand:SI 0 "s_register_operand" "") - (ne:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (NE, arm_compare_op0, arm_compare_op1);" - ) - - (define_expand "sgt" - [(set (match_operand:SI 0 "s_register_operand" "") - (gt:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (GT, arm_compare_op0, arm_compare_op1);" - ) - - (define_expand "sle" - [(set (match_operand:SI 0 "s_register_operand" "") - (le:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (LE, arm_compare_op0, arm_compare_op1);" - ) - - (define_expand "sge" - [(set (match_operand:SI 0 "s_register_operand" "") - (ge:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (GE, arm_compare_op0, arm_compare_op1);" - ) - - (define_expand "slt" - [(set (match_operand:SI 0 "s_register_operand" "") - (lt:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (LT, arm_compare_op0, arm_compare_op1);" - ) - - (define_expand "sgtu" - [(set (match_operand:SI 0 "s_register_operand" "") - (gtu:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (GTU, arm_compare_op0, arm_compare_op1);" - ) - - (define_expand "sleu" - [(set (match_operand:SI 0 "s_register_operand" "") - (leu:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (LEU, arm_compare_op0, arm_compare_op1);" - ) - - (define_expand "sgeu" - [(set (match_operand:SI 0 "s_register_operand" "") - (geu:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (GEU, arm_compare_op0, arm_compare_op1);" - ) - - (define_expand "sltu" - [(set (match_operand:SI 0 "s_register_operand" "") - (ltu:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (LTU, arm_compare_op0, arm_compare_op1);" - ) - - (define_expand "sunordered" - [(set (match_operand:SI 0 "s_register_operand" "") - (unordered:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP) && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (UNORDERED, arm_compare_op0, - arm_compare_op1);" - ) -@@ -7957,7 +8438,7 @@ - (define_expand "sordered" - [(set (match_operand:SI 0 "s_register_operand" "") - (ordered:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP) && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (ORDERED, arm_compare_op0, - arm_compare_op1);" - ) -@@ -7965,7 +8446,7 @@ - (define_expand "sungt" - [(set (match_operand:SI 0 "s_register_operand" "") - (ungt:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP) && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (UNGT, arm_compare_op0, - arm_compare_op1);" - ) -@@ -7973,7 +8454,7 @@ - (define_expand "sunge" - [(set (match_operand:SI 0 "s_register_operand" "") - (unge:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP) && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (UNGE, arm_compare_op0, - arm_compare_op1);" - ) -@@ -7981,7 +8462,7 @@ - (define_expand "sunlt" - [(set (match_operand:SI 0 "s_register_operand" "") - (unlt:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP) && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (UNLT, arm_compare_op0, - arm_compare_op1);" - ) -@@ -7989,7 +8470,7 @@ - (define_expand "sunle" - [(set (match_operand:SI 0 "s_register_operand" "") - (unle:SI (match_dup 1) (const_int 0)))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP) && !TARGET_NO_COND_EXEC" - "operands[1] = arm_gen_compare_reg (UNLE, arm_compare_op0, - arm_compare_op1);" - ) -@@ -8018,6 +8499,7 @@ - "TARGET_ARM" - "mov%D1\\t%0, #0\;mov%d1\\t%0, #1" - [(set_attr "conds" "use") -+ (set_attr "insn" "mov") - (set_attr "length" "8")] - ) - -@@ -8028,6 +8510,7 @@ - "TARGET_ARM" - "mov%D1\\t%0, #0\;mvn%d1\\t%0, #0" - [(set_attr "conds" "use") -+ (set_attr "insn" "mov") - (set_attr "length" "8")] - ) - -@@ -8038,6 +8521,7 @@ - "TARGET_ARM" - "mov%D1\\t%0, #0\;mvn%d1\\t%0, #1" - [(set_attr "conds" "use") -+ (set_attr "insn" "mov") - (set_attr "length" "8")] - ) - -@@ -8241,7 +8725,7 @@ - (if_then_else:SI (match_operand 1 "arm_comparison_operator" "") - (match_operand:SI 2 "arm_not_operand" "") - (match_operand:SI 3 "arm_not_operand" "")))] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_COND_EXEC" - " - { - enum rtx_code code = GET_CODE (operands[1]); -@@ -8260,7 +8744,7 @@ - (if_then_else:SF (match_operand 1 "arm_comparison_operator" "") - (match_operand:SF 2 "s_register_operand" "") - (match_operand:SF 3 "nonmemory_operand" "")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && !TARGET_NO_COND_EXEC" - " - { - enum rtx_code code = GET_CODE (operands[1]); -@@ -8285,7 +8769,7 @@ - (if_then_else:DF (match_operand 1 "arm_comparison_operator" "") - (match_operand:DF 2 "s_register_operand" "") - (match_operand:DF 3 "arm_float_add_operand" "")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP)" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && (TARGET_FPA || TARGET_VFP_DOUBLE) && !TARGET_NO_COND_EXEC" - " - { - enum rtx_code code = GET_CODE (operands[1]); -@@ -8317,7 +8801,8 @@ - mvn%d3\\t%0, #%B1\;mov%D3\\t%0, %2 - mvn%d3\\t%0, #%B1\;mvn%D3\\t%0, #%B2" - [(set_attr "length" "4,4,4,4,8,8,8,8") -- (set_attr "conds" "use")] -+ (set_attr "conds" "use") -+ (set_attr "insn" "mov,mvn,mov,mvn,mov,mov,mvn,mvn")] - ) - - (define_insn "*movsfcc_soft_insn" -@@ -8330,7 +8815,8 @@ - "@ - mov%D3\\t%0, %2 - mov%d3\\t%0, %1" -- [(set_attr "conds" "use")] -+ [(set_attr "conds" "use") -+ (set_attr "insn" "mov")] - ) - - -@@ -8733,7 +9219,7 @@ - [(match_operand 1 "cc_register" "") (const_int 0)]) - (return) - (pc)))] -- "TARGET_ARM && USE_RETURN_INSN (TRUE)" -+ "TARGET_ARM && USE_RETURN_INSN (TRUE) && !TARGET_NO_COND_EXEC" - "* - { - if (arm_ccfsm_state == 2) -@@ -8754,7 +9240,7 @@ - [(match_operand 1 "cc_register" "") (const_int 0)]) - (pc) - (return)))] -- "TARGET_ARM && USE_RETURN_INSN (TRUE)" -+ "TARGET_ARM && USE_RETURN_INSN (TRUE) && !TARGET_NO_COND_EXEC" - "* - { - if (arm_ccfsm_state == 2) -@@ -9072,7 +9558,11 @@ - (set_attr "shift" "4") - (set (attr "type") (if_then_else (match_operand 5 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_split -@@ -9110,7 +9600,11 @@ - (set_attr "shift" "4") - (set (attr "type") (if_then_else (match_operand 5 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*arith_shiftsi_compare0_scratch" -@@ -9128,7 +9622,11 @@ - (set_attr "shift" "4") - (set (attr "type") (if_then_else (match_operand 5 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*sub_shiftsi" -@@ -9143,7 +9641,11 @@ - (set_attr "shift" "3") - (set (attr "type") (if_then_else (match_operand 4 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*sub_shiftsi_compare0" -@@ -9163,7 +9665,11 @@ - (set_attr "shift" "3") - (set (attr "type") (if_then_else (match_operand 4 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - (define_insn "*sub_shiftsi_compare0_scratch" -@@ -9181,7 +9687,11 @@ - (set_attr "shift" "3") - (set (attr "type") (if_then_else (match_operand 4 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)))] - ) - - -@@ -9194,6 +9704,7 @@ - "TARGET_ARM" - "mov%D1\\t%0, #0\;and%d1\\t%0, %2, #1" - [(set_attr "conds" "use") -+ (set_attr "insn" "mov") - (set_attr "length" "8")] - ) - -@@ -9207,6 +9718,7 @@ - orr%d2\\t%0, %1, #1 - mov%D2\\t%0, %1\;orr%d2\\t%0, %1, #1" - [(set_attr "conds" "use") -+ (set_attr "insn" "orr") - (set_attr "length" "4,8")] - ) - -@@ -9216,7 +9728,7 @@ - [(match_operand:SI 2 "s_register_operand" "r,r") - (match_operand:SI 3 "arm_add_operand" "rI,L")])) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_COND_EXEC" - "* - if (operands[3] == const0_rtx) - { -@@ -9271,6 +9783,7 @@ - return \"\"; - " - [(set_attr "conds" "use") -+ (set_attr "insn" "mov") - (set_attr "length" "4,4,8")] - ) - -@@ -9282,7 +9795,7 @@ - (match_operand:SI 3 "arm_rhs_operand" "rI,rI")]) - (match_operand:SI 1 "s_register_operand" "0,?r")])) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "* - if (GET_CODE (operands[4]) == LT && operands[3] == const0_rtx) - return \"%i5\\t%0, %1, %2, lsr #31\"; -@@ -9678,7 +10191,7 @@ - (match_operand:SI 1 "arm_rhs_operand" "0,rI,?rI") - (match_operand:SI 2 "arm_rhs_operand" "rI,0,rI"))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_COND_EXEC" - "* - if (GET_CODE (operands[5]) == LT - && (operands[4] == const0_rtx)) -@@ -9744,7 +10257,7 @@ - (match_operand:SI 3 "arm_add_operand" "rIL,rIL")) - (match_operand:SI 1 "arm_rhs_operand" "0,?rI"))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "#" - [(set_attr "conds" "clob") - (set_attr "length" "8,12")] -@@ -9780,7 +10293,7 @@ - (match_operand:SI 2 "s_register_operand" "r,r") - (match_operand:SI 3 "arm_add_operand" "rIL,rIL")))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "#" - [(set_attr "conds" "clob") - (set_attr "length" "8,12")] -@@ -9818,7 +10331,7 @@ - [(match_operand:SI 3 "s_register_operand" "r") - (match_operand:SI 4 "arm_rhs_operand" "rI")]))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "#" - [(set_attr "conds" "clob") - (set_attr "length" "12")] -@@ -9968,7 +10481,7 @@ - (not:SI - (match_operand:SI 2 "s_register_operand" "r,r")))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "#" - [(set_attr "conds" "clob") - (set_attr "length" "8,12")] -@@ -9987,6 +10500,7 @@ - mov%d4\\t%0, %1\;mvn%D4\\t%0, %2 - mvn%d4\\t%0, #%B1\;mvn%D4\\t%0, %2" - [(set_attr "conds" "use") -+ (set_attr "insn" "mvn") - (set_attr "length" "4,8,8")] - ) - -@@ -10000,7 +10514,7 @@ - (match_operand:SI 2 "s_register_operand" "r,r")) - (match_operand:SI 1 "arm_not_operand" "0,?rIK"))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "#" - [(set_attr "conds" "clob") - (set_attr "length" "8,12")] -@@ -10019,6 +10533,7 @@ - mov%D4\\t%0, %1\;mvn%d4\\t%0, %2 - mvn%D4\\t%0, #%B1\;mvn%d4\\t%0, %2" - [(set_attr "conds" "use") -+ (set_attr "insn" "mvn") - (set_attr "length" "4,8,8")] - ) - -@@ -10033,7 +10548,7 @@ - (match_operand:SI 3 "arm_rhs_operand" "rM,rM")]) - (match_operand:SI 1 "arm_not_operand" "0,?rIK"))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "#" - [(set_attr "conds" "clob") - (set_attr "length" "8,12")] -@@ -10055,10 +10570,23 @@ - mvn%D5\\t%0, #%B1\;mov%d5\\t%0, %2%S4" - [(set_attr "conds" "use") - (set_attr "shift" "2") -- (set_attr "length" "4,8,8") -+ (set_attr "insn" "mov") - (set (attr "type") (if_then_else (match_operand 3 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set_attr_alternative "length" -+ [(if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)) -+ (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 12) -+ (const_int 8)) -+ (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 12) -+ (const_int 8))])] - ) - - (define_insn "*ifcompare_move_shift" -@@ -10072,7 +10600,7 @@ - [(match_operand:SI 2 "s_register_operand" "r,r") - (match_operand:SI 3 "arm_rhs_operand" "rM,rM")]))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "#" - [(set_attr "conds" "clob") - (set_attr "length" "8,12")] -@@ -10094,10 +10622,24 @@ - mvn%d5\\t%0, #%B1\;mov%D5\\t%0, %2%S4" - [(set_attr "conds" "use") - (set_attr "shift" "2") -- (set_attr "length" "4,8,8") -+ (set_attr "insn" "mov") - (set (attr "type") (if_then_else (match_operand 3 "const_int_operand" "") - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set_attr_alternative "length" -+ [(if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 8) -+ (const_int 4)) -+ (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 12) -+ (const_int 8)) -+ (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 12) -+ (const_int 8))]) -+ (set_attr "insn" "mov")] - ) - - (define_insn "*ifcompare_shift_shift" -@@ -10113,7 +10655,7 @@ - [(match_operand:SI 3 "s_register_operand" "r") - (match_operand:SI 4 "arm_rhs_operand" "rM")]))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "#" - [(set_attr "conds" "clob") - (set_attr "length" "12")] -@@ -10134,12 +10676,16 @@ - "mov%d5\\t%0, %1%S6\;mov%D5\\t%0, %3%S7" - [(set_attr "conds" "use") - (set_attr "shift" "1") -- (set_attr "length" "8") -+ (set_attr "insn" "mov") - (set (attr "type") (if_then_else - (and (match_operand 2 "const_int_operand" "") - (match_operand 4 "const_int_operand" "")) - (const_string "alu_shift") -- (const_string "alu_shift_reg")))] -+ (const_string "alu_shift_reg"))) -+ (set (attr "length") (if_then_else (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "fix_janus" "yes")) -+ (const_int 16) -+ (const_int 8)))] - ) - - (define_insn "*ifcompare_not_arith" -@@ -10153,7 +10699,7 @@ - [(match_operand:SI 2 "s_register_operand" "r") - (match_operand:SI 3 "arm_rhs_operand" "rI")]))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "#" - [(set_attr "conds" "clob") - (set_attr "length" "12")] -@@ -10171,6 +10717,7 @@ - "TARGET_ARM" - "mvn%d5\\t%0, %1\;%I6%D5\\t%0, %2, %3" - [(set_attr "conds" "use") -+ (set_attr "insn" "mvn") - (set_attr "length" "8")] - ) - -@@ -10185,7 +10732,7 @@ - (match_operand:SI 3 "arm_rhs_operand" "rI")]) - (not:SI (match_operand:SI 1 "s_register_operand" "r")))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "#" - [(set_attr "conds" "clob") - (set_attr "length" "12")] -@@ -10203,6 +10750,7 @@ - "TARGET_ARM" - "mvn%D5\\t%0, %1\;%I6%d5\\t%0, %2, %3" - [(set_attr "conds" "use") -+ (set_attr "insn" "mvn") - (set_attr "length" "8")] - ) - -@@ -10215,7 +10763,7 @@ - (neg:SI (match_operand:SI 2 "s_register_operand" "r,r")) - (match_operand:SI 1 "arm_not_operand" "0,?rIK"))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "#" - [(set_attr "conds" "clob") - (set_attr "length" "8,12")] -@@ -10246,7 +10794,7 @@ - (match_operand:SI 1 "arm_not_operand" "0,?rIK") - (neg:SI (match_operand:SI 2 "s_register_operand" "r,r")))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM" -+ "TARGET_ARM && !TARGET_NO_SINGLE_COND_EXEC" - "#" - [(set_attr "conds" "clob") - (set_attr "length" "8,12")] -@@ -10614,7 +11162,7 @@ - (match_dup 0) - (match_operand 4 "" ""))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM && reload_completed" -+ "TARGET_ARM && reload_completed && !TARGET_NO_SINGLE_COND_EXEC" - [(set (match_dup 5) (match_dup 6)) - (cond_exec (match_dup 7) - (set (match_dup 0) (match_dup 4)))] -@@ -10642,7 +11190,7 @@ - (match_operand 4 "" "") - (match_dup 0))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM && reload_completed" -+ "TARGET_ARM && reload_completed && !TARGET_NO_SINGLE_COND_EXEC" - [(set (match_dup 5) (match_dup 6)) - (cond_exec (match_op_dup 1 [(match_dup 5) (const_int 0)]) - (set (match_dup 0) (match_dup 4)))] -@@ -10663,7 +11211,7 @@ - (match_operand 4 "" "") - (match_operand 5 "" ""))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM && reload_completed" -+ "TARGET_ARM && reload_completed && !TARGET_NO_SINGLE_COND_EXEC" - [(set (match_dup 6) (match_dup 7)) - (cond_exec (match_op_dup 1 [(match_dup 6) (const_int 0)]) - (set (match_dup 0) (match_dup 4))) -@@ -10695,7 +11243,7 @@ - (not:SI - (match_operand:SI 5 "s_register_operand" "")))) - (clobber (reg:CC CC_REGNUM))] -- "TARGET_ARM && reload_completed" -+ "TARGET_ARM && reload_completed && !TARGET_NO_SINGLE_COND_EXEC" - [(set (match_dup 6) (match_dup 7)) - (cond_exec (match_op_dup 1 [(match_dup 6) (const_int 0)]) - (set (match_dup 0) (match_dup 4))) -@@ -10730,6 +11278,7 @@ - mvn%D4\\t%0, %2 - mov%d4\\t%0, %1\;mvn%D4\\t%0, %2" - [(set_attr "conds" "use") -+ (set_attr "insn" "mvn") - (set_attr "length" "4,8")] - ) - -@@ -10864,6 +11413,24 @@ - " - ) - -+(define_insn "align_16" -+ [(unspec_volatile [(const_int 0)] VUNSPEC_ALIGN16)] -+ "TARGET_EITHER" -+ "* -+ assemble_align (128); -+ return \"\"; -+ " -+) -+ -+(define_insn "align_32" -+ [(unspec_volatile [(const_int 0)] VUNSPEC_ALIGN32)] -+ "TARGET_EITHER" -+ "* -+ assemble_align (256); -+ return \"\"; -+ " -+) -+ - (define_insn "consttable_end" - [(unspec_volatile [(const_int 0)] VUNSPEC_POOL_END)] - "TARGET_EITHER" -@@ -10890,6 +11457,7 @@ - "TARGET_THUMB1" - "* - making_const_table = TRUE; -+ gcc_assert (GET_MODE_CLASS (GET_MODE (operands[0])) != MODE_FLOAT); - assemble_integer (operands[0], 2, BITS_PER_WORD, 1); - assemble_zeros (2); - return \"\"; -@@ -10902,19 +11470,30 @@ - "TARGET_EITHER" - "* - { -+ rtx x = operands[0]; - making_const_table = TRUE; -- switch (GET_MODE_CLASS (GET_MODE (operands[0]))) -+ switch (GET_MODE_CLASS (GET_MODE (x))) - { - case MODE_FLOAT: -- { -- REAL_VALUE_TYPE r; -- REAL_VALUE_FROM_CONST_DOUBLE (r, operands[0]); -- assemble_real (r, GET_MODE (operands[0]), BITS_PER_WORD); -- break; -- } -+ if (GET_MODE (x) == HFmode) -+ arm_emit_fp16_const (x); -+ else -+ { -+ REAL_VALUE_TYPE r; -+ REAL_VALUE_FROM_CONST_DOUBLE (r, x); -+ assemble_real (r, GET_MODE (x), BITS_PER_WORD); -+ } -+ break; - default: -- assemble_integer (operands[0], 4, BITS_PER_WORD, 1); -- mark_symbol_refs_as_used (operands[0]); -+ /* XXX: Sometimes gcc does something really dumb and ends up with -+ a HIGH in a constant pool entry, usually because it's trying to -+ load into a VFP register. We know this will always be used in -+ combination with a LO_SUM which ignores the high bits, so just -+ strip off the HIGH. */ -+ if (GET_CODE (x) == HIGH) -+ x = XEXP (x, 0); -+ assemble_integer (x, 4, BITS_PER_WORD, 1); -+ mark_symbol_refs_as_used (x); - break; - } - return \"\"; -@@ -11008,6 +11587,28 @@ - [(set_attr "predicable" "yes") - (set_attr "insn" "clz")]) - -+(define_insn "rbitsi2" -+ [(set (match_operand:SI 0 "s_register_operand" "=r") -+ (unspec:SI [(match_operand:SI 1 "s_register_operand" "r")] UNSPEC_RBIT))] -+ "TARGET_32BIT && arm_arch_thumb2" -+ "rbit%?\\t%0, %1" -+ [(set_attr "predicable" "yes") -+ (set_attr "insn" "clz")]) -+ -+(define_expand "ctzsi2" -+ [(set (match_operand:SI 0 "s_register_operand" "") -+ (ctz:SI (match_operand:SI 1 "s_register_operand" "")))] -+ "TARGET_32BIT && arm_arch_thumb2" -+ " -+ { -+ rtx tmp = gen_reg_rtx (SImode); -+ emit_insn (gen_rbitsi2 (tmp, operands[1])); -+ emit_insn (gen_clzsi2 (operands[0], tmp)); -+ } -+ DONE; -+ " -+) -+ - ;; V5E instructions. - - (define_insn "prefetch" -@@ -11017,13 +11618,15 @@ - "TARGET_32BIT && arm_arch5e" - "pld\\t%a0") - --;; General predication pattern -+;; General predication pattern. -+;; Conditional branches are available as both arm_cond_branch and -+;; predicated arm_jump, so it doesn't matter if we disable the latter. - - (define_cond_exec - [(match_operator 0 "arm_comparison_operator" - [(match_operand 1 "cc_register" "") - (const_int 0)])] -- "TARGET_32BIT" -+ "TARGET_32BIT && !TARGET_NO_SINGLE_COND_EXEC" - "" - ) - -diff -Nur a/gcc/config/arm/arm-modes.def b/gcc/config/arm/arm-modes.def ---- a/gcc/config/arm/arm-modes.def 2007-08-02 12:49:31.000000000 +0200 -+++ b/gcc/config/arm/arm-modes.def 2010-01-25 09:50:28.985687200 +0100 -@@ -25,6 +25,11 @@ - FIXME What format is this? */ - FLOAT_MODE (XF, 12, 0); - -+/* Half-precision floating point */ -+FLOAT_MODE (HF, 2, 0); -+ADJUST_FLOAT_FORMAT (HF, ((arm_fp16_format == ARM_FP16_FORMAT_ALTERNATIVE) -+ ? &arm_half_format : &ieee_half_format)); -+ - /* CCFPEmode should be used with floating inequalities, - CCFPmode should be used with floating equalities. - CC_NOOVmode should be used with SImode integer equalities. -@@ -62,6 +67,4 @@ - INT_MODE (EI, 24); - INT_MODE (OI, 32); - INT_MODE (CI, 48); --/* ??? This should actually have 512 bits but the precision only has 9 -- bits. */ --FRACTIONAL_INT_MODE (XI, 511, 64); -+INT_MODE (XI, 64); -diff -Nur a/gcc/config/arm/arm_neon.h b/gcc/config/arm/arm_neon.h ---- a/gcc/config/arm/arm_neon.h 2009-04-10 01:23:07.000000000 +0200 -+++ b/gcc/config/arm/arm_neon.h 2010-01-25 09:50:28.985687200 +0100 -@@ -36,7 +36,11 @@ - extern "C" { - #endif - -+#if defined (__vxworks) && defined (_WRS_KERNEL) -+#include -+#else - #include -+#endif - - typedef __builtin_neon_qi int8x8_t __attribute__ ((__vector_size__ (8))); - typedef __builtin_neon_hi int16x4_t __attribute__ ((__vector_size__ (8))); -@@ -61,7 +65,7 @@ - typedef __builtin_neon_usi uint32x4_t __attribute__ ((__vector_size__ (16))); - typedef __builtin_neon_udi uint64x2_t __attribute__ ((__vector_size__ (16))); - --typedef __builtin_neon_sf float32_t; -+typedef float float32_t; - typedef __builtin_neon_poly8 poly8_t; - typedef __builtin_neon_poly16 poly16_t; - -@@ -5085,7 +5089,7 @@ - __extension__ static __inline float32x2_t __attribute__ ((__always_inline__)) - vset_lane_f32 (float32_t __a, float32x2_t __b, const int __c) - { -- return (float32x2_t)__builtin_neon_vset_lanev2sf (__a, __b, __c); -+ return (float32x2_t)__builtin_neon_vset_lanev2sf ((__builtin_neon_sf) __a, __b, __c); - } - - __extension__ static __inline uint8x8_t __attribute__ ((__always_inline__)) -@@ -5151,7 +5155,7 @@ - __extension__ static __inline float32x4_t __attribute__ ((__always_inline__)) - vsetq_lane_f32 (float32_t __a, float32x4_t __b, const int __c) - { -- return (float32x4_t)__builtin_neon_vset_lanev4sf (__a, __b, __c); -+ return (float32x4_t)__builtin_neon_vset_lanev4sf ((__builtin_neon_sf) __a, __b, __c); - } - - __extension__ static __inline uint8x16_t __attribute__ ((__always_inline__)) -@@ -5283,7 +5287,7 @@ - __extension__ static __inline float32x2_t __attribute__ ((__always_inline__)) - vdup_n_f32 (float32_t __a) - { -- return (float32x2_t)__builtin_neon_vdup_nv2sf (__a); -+ return (float32x2_t)__builtin_neon_vdup_nv2sf ((__builtin_neon_sf) __a); - } - - __extension__ static __inline uint8x8_t __attribute__ ((__always_inline__)) -@@ -5349,7 +5353,7 @@ - __extension__ static __inline float32x4_t __attribute__ ((__always_inline__)) - vdupq_n_f32 (float32_t __a) - { -- return (float32x4_t)__builtin_neon_vdup_nv4sf (__a); -+ return (float32x4_t)__builtin_neon_vdup_nv4sf ((__builtin_neon_sf) __a); - } - - __extension__ static __inline uint8x16_t __attribute__ ((__always_inline__)) -@@ -5415,7 +5419,7 @@ - __extension__ static __inline float32x2_t __attribute__ ((__always_inline__)) - vmov_n_f32 (float32_t __a) - { -- return (float32x2_t)__builtin_neon_vdup_nv2sf (__a); -+ return (float32x2_t)__builtin_neon_vdup_nv2sf ((__builtin_neon_sf) __a); - } - - __extension__ static __inline uint8x8_t __attribute__ ((__always_inline__)) -@@ -5481,7 +5485,7 @@ - __extension__ static __inline float32x4_t __attribute__ ((__always_inline__)) - vmovq_n_f32 (float32_t __a) - { -- return (float32x4_t)__builtin_neon_vdup_nv4sf (__a); -+ return (float32x4_t)__builtin_neon_vdup_nv4sf ((__builtin_neon_sf) __a); - } - - __extension__ static __inline uint8x16_t __attribute__ ((__always_inline__)) -@@ -6591,7 +6595,7 @@ - __extension__ static __inline float32x2_t __attribute__ ((__always_inline__)) - vmul_n_f32 (float32x2_t __a, float32_t __b) - { -- return (float32x2_t)__builtin_neon_vmul_nv2sf (__a, __b, 3); -+ return (float32x2_t)__builtin_neon_vmul_nv2sf (__a, (__builtin_neon_sf) __b, 3); - } - - __extension__ static __inline uint16x4_t __attribute__ ((__always_inline__)) -@@ -6621,7 +6625,7 @@ - __extension__ static __inline float32x4_t __attribute__ ((__always_inline__)) - vmulq_n_f32 (float32x4_t __a, float32_t __b) - { -- return (float32x4_t)__builtin_neon_vmul_nv4sf (__a, __b, 3); -+ return (float32x4_t)__builtin_neon_vmul_nv4sf (__a, (__builtin_neon_sf) __b, 3); - } - - __extension__ static __inline uint16x8_t __attribute__ ((__always_inline__)) -@@ -6735,7 +6739,7 @@ - __extension__ static __inline float32x2_t __attribute__ ((__always_inline__)) - vmla_n_f32 (float32x2_t __a, float32x2_t __b, float32_t __c) - { -- return (float32x2_t)__builtin_neon_vmla_nv2sf (__a, __b, __c, 3); -+ return (float32x2_t)__builtin_neon_vmla_nv2sf (__a, __b, (__builtin_neon_sf) __c, 3); - } - - __extension__ static __inline uint16x4_t __attribute__ ((__always_inline__)) -@@ -6765,7 +6769,7 @@ - __extension__ static __inline float32x4_t __attribute__ ((__always_inline__)) - vmlaq_n_f32 (float32x4_t __a, float32x4_t __b, float32_t __c) - { -- return (float32x4_t)__builtin_neon_vmla_nv4sf (__a, __b, __c, 3); -+ return (float32x4_t)__builtin_neon_vmla_nv4sf (__a, __b, (__builtin_neon_sf) __c, 3); - } - - __extension__ static __inline uint16x8_t __attribute__ ((__always_inline__)) -@@ -6831,7 +6835,7 @@ - __extension__ static __inline float32x2_t __attribute__ ((__always_inline__)) - vmls_n_f32 (float32x2_t __a, float32x2_t __b, float32_t __c) - { -- return (float32x2_t)__builtin_neon_vmls_nv2sf (__a, __b, __c, 3); -+ return (float32x2_t)__builtin_neon_vmls_nv2sf (__a, __b, (__builtin_neon_sf) __c, 3); - } - - __extension__ static __inline uint16x4_t __attribute__ ((__always_inline__)) -@@ -6861,7 +6865,7 @@ - __extension__ static __inline float32x4_t __attribute__ ((__always_inline__)) - vmlsq_n_f32 (float32x4_t __a, float32x4_t __b, float32_t __c) - { -- return (float32x4_t)__builtin_neon_vmls_nv4sf (__a, __b, __c, 3); -+ return (float32x4_t)__builtin_neon_vmls_nv4sf (__a, __b, (__builtin_neon_sf) __c, 3); - } - - __extension__ static __inline uint16x8_t __attribute__ ((__always_inline__)) -@@ -7851,7 +7855,7 @@ - __extension__ static __inline float32x2_t __attribute__ ((__always_inline__)) - vld1_f32 (const float32_t * __a) - { -- return (float32x2_t)__builtin_neon_vld1v2sf (__a); -+ return (float32x2_t)__builtin_neon_vld1v2sf ((const __builtin_neon_sf *) __a); - } - - __extension__ static __inline uint8x8_t __attribute__ ((__always_inline__)) -@@ -7917,7 +7921,7 @@ - __extension__ static __inline float32x4_t __attribute__ ((__always_inline__)) - vld1q_f32 (const float32_t * __a) - { -- return (float32x4_t)__builtin_neon_vld1v4sf (__a); -+ return (float32x4_t)__builtin_neon_vld1v4sf ((const __builtin_neon_sf *) __a); - } - - __extension__ static __inline uint8x16_t __attribute__ ((__always_inline__)) -@@ -7977,7 +7981,7 @@ - __extension__ static __inline float32x2_t __attribute__ ((__always_inline__)) - vld1_lane_f32 (const float32_t * __a, float32x2_t __b, const int __c) - { -- return (float32x2_t)__builtin_neon_vld1_lanev2sf (__a, __b, __c); -+ return (float32x2_t)__builtin_neon_vld1_lanev2sf ((const __builtin_neon_sf *) __a, __b, __c); - } - - __extension__ static __inline uint8x8_t __attribute__ ((__always_inline__)) -@@ -8043,7 +8047,7 @@ - __extension__ static __inline float32x4_t __attribute__ ((__always_inline__)) - vld1q_lane_f32 (const float32_t * __a, float32x4_t __b, const int __c) - { -- return (float32x4_t)__builtin_neon_vld1_lanev4sf (__a, __b, __c); -+ return (float32x4_t)__builtin_neon_vld1_lanev4sf ((const __builtin_neon_sf *) __a, __b, __c); - } - - __extension__ static __inline uint8x16_t __attribute__ ((__always_inline__)) -@@ -8109,7 +8113,7 @@ - __extension__ static __inline float32x2_t __attribute__ ((__always_inline__)) - vld1_dup_f32 (const float32_t * __a) - { -- return (float32x2_t)__builtin_neon_vld1_dupv2sf (__a); -+ return (float32x2_t)__builtin_neon_vld1_dupv2sf ((const __builtin_neon_sf *) __a); - } - - __extension__ static __inline uint8x8_t __attribute__ ((__always_inline__)) -@@ -8175,7 +8179,7 @@ - __extension__ static __inline float32x4_t __attribute__ ((__always_inline__)) - vld1q_dup_f32 (const float32_t * __a) - { -- return (float32x4_t)__builtin_neon_vld1_dupv4sf (__a); -+ return (float32x4_t)__builtin_neon_vld1_dupv4sf ((const __builtin_neon_sf *) __a); - } - - __extension__ static __inline uint8x16_t __attribute__ ((__always_inline__)) -@@ -8247,7 +8251,7 @@ - __extension__ static __inline void __attribute__ ((__always_inline__)) - vst1_f32 (float32_t * __a, float32x2_t __b) - { -- __builtin_neon_vst1v2sf (__a, __b); -+ __builtin_neon_vst1v2sf ((__builtin_neon_sf *) __a, __b); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -8313,7 +8317,7 @@ - __extension__ static __inline void __attribute__ ((__always_inline__)) - vst1q_f32 (float32_t * __a, float32x4_t __b) - { -- __builtin_neon_vst1v4sf (__a, __b); -+ __builtin_neon_vst1v4sf ((__builtin_neon_sf *) __a, __b); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -8373,7 +8377,7 @@ - __extension__ static __inline void __attribute__ ((__always_inline__)) - vst1_lane_f32 (float32_t * __a, float32x2_t __b, const int __c) - { -- __builtin_neon_vst1_lanev2sf (__a, __b, __c); -+ __builtin_neon_vst1_lanev2sf ((__builtin_neon_sf *) __a, __b, __c); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -8439,7 +8443,7 @@ - __extension__ static __inline void __attribute__ ((__always_inline__)) - vst1q_lane_f32 (float32_t * __a, float32x4_t __b, const int __c) - { -- __builtin_neon_vst1_lanev4sf (__a, __b, __c); -+ __builtin_neon_vst1_lanev4sf ((__builtin_neon_sf *) __a, __b, __c); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -8512,7 +8516,7 @@ - vld2_f32 (const float32_t * __a) - { - union { float32x2x2_t __i; __builtin_neon_ti __o; } __rv; -- __rv.__o = __builtin_neon_vld2v2sf (__a); -+ __rv.__o = __builtin_neon_vld2v2sf ((const __builtin_neon_sf *) __a); - return __rv.__i; - } - -@@ -8600,7 +8604,7 @@ - vld2q_f32 (const float32_t * __a) - { - union { float32x4x2_t __i; __builtin_neon_oi __o; } __rv; -- __rv.__o = __builtin_neon_vld2v4sf (__a); -+ __rv.__o = __builtin_neon_vld2v4sf ((const __builtin_neon_sf *) __a); - return __rv.__i; - } - -@@ -8676,7 +8680,7 @@ - { - union { float32x2x2_t __i; __builtin_neon_ti __o; } __bu = { __b }; - union { float32x2x2_t __i; __builtin_neon_ti __o; } __rv; -- __rv.__o = __builtin_neon_vld2_lanev2sf (__a, __bu.__o, __c); -+ __rv.__o = __builtin_neon_vld2_lanev2sf ((const __builtin_neon_sf *) __a, __bu.__o, __c); - return __rv.__i; - } - -@@ -8748,7 +8752,7 @@ - { - union { float32x4x2_t __i; __builtin_neon_oi __o; } __bu = { __b }; - union { float32x4x2_t __i; __builtin_neon_oi __o; } __rv; -- __rv.__o = __builtin_neon_vld2_lanev4sf (__a, __bu.__o, __c); -+ __rv.__o = __builtin_neon_vld2_lanev4sf ((const __builtin_neon_sf *) __a, __bu.__o, __c); - return __rv.__i; - } - -@@ -8807,7 +8811,7 @@ - vld2_dup_f32 (const float32_t * __a) - { - union { float32x2x2_t __i; __builtin_neon_ti __o; } __rv; -- __rv.__o = __builtin_neon_vld2_dupv2sf (__a); -+ __rv.__o = __builtin_neon_vld2_dupv2sf ((const __builtin_neon_sf *) __a); - return __rv.__i; - } - -@@ -8892,7 +8896,7 @@ - vst2_f32 (float32_t * __a, float32x2x2_t __b) - { - union { float32x2x2_t __i; __builtin_neon_ti __o; } __bu = { __b }; -- __builtin_neon_vst2v2sf (__a, __bu.__o); -+ __builtin_neon_vst2v2sf ((__builtin_neon_sf *) __a, __bu.__o); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -8969,7 +8973,7 @@ - vst2q_f32 (float32_t * __a, float32x4x2_t __b) - { - union { float32x4x2_t __i; __builtin_neon_oi __o; } __bu = { __b }; -- __builtin_neon_vst2v4sf (__a, __bu.__o); -+ __builtin_neon_vst2v4sf ((__builtin_neon_sf *) __a, __bu.__o); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -9032,7 +9036,7 @@ - vst2_lane_f32 (float32_t * __a, float32x2x2_t __b, const int __c) - { - union { float32x2x2_t __i; __builtin_neon_ti __o; } __bu = { __b }; -- __builtin_neon_vst2_lanev2sf (__a, __bu.__o, __c); -+ __builtin_neon_vst2_lanev2sf ((__builtin_neon_sf *) __a, __bu.__o, __c); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -9088,7 +9092,7 @@ - vst2q_lane_f32 (float32_t * __a, float32x4x2_t __b, const int __c) - { - union { float32x4x2_t __i; __builtin_neon_oi __o; } __bu = { __b }; -- __builtin_neon_vst2_lanev4sf (__a, __bu.__o, __c); -+ __builtin_neon_vst2_lanev4sf ((__builtin_neon_sf *) __a, __bu.__o, __c); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -9140,7 +9144,7 @@ - vld3_f32 (const float32_t * __a) - { - union { float32x2x3_t __i; __builtin_neon_ei __o; } __rv; -- __rv.__o = __builtin_neon_vld3v2sf (__a); -+ __rv.__o = __builtin_neon_vld3v2sf ((const __builtin_neon_sf *) __a); - return __rv.__i; - } - -@@ -9228,7 +9232,7 @@ - vld3q_f32 (const float32_t * __a) - { - union { float32x4x3_t __i; __builtin_neon_ci __o; } __rv; -- __rv.__o = __builtin_neon_vld3v4sf (__a); -+ __rv.__o = __builtin_neon_vld3v4sf ((const __builtin_neon_sf *) __a); - return __rv.__i; - } - -@@ -9304,7 +9308,7 @@ - { - union { float32x2x3_t __i; __builtin_neon_ei __o; } __bu = { __b }; - union { float32x2x3_t __i; __builtin_neon_ei __o; } __rv; -- __rv.__o = __builtin_neon_vld3_lanev2sf (__a, __bu.__o, __c); -+ __rv.__o = __builtin_neon_vld3_lanev2sf ((const __builtin_neon_sf *) __a, __bu.__o, __c); - return __rv.__i; - } - -@@ -9376,7 +9380,7 @@ - { - union { float32x4x3_t __i; __builtin_neon_ci __o; } __bu = { __b }; - union { float32x4x3_t __i; __builtin_neon_ci __o; } __rv; -- __rv.__o = __builtin_neon_vld3_lanev4sf (__a, __bu.__o, __c); -+ __rv.__o = __builtin_neon_vld3_lanev4sf ((const __builtin_neon_sf *) __a, __bu.__o, __c); - return __rv.__i; - } - -@@ -9435,7 +9439,7 @@ - vld3_dup_f32 (const float32_t * __a) - { - union { float32x2x3_t __i; __builtin_neon_ei __o; } __rv; -- __rv.__o = __builtin_neon_vld3_dupv2sf (__a); -+ __rv.__o = __builtin_neon_vld3_dupv2sf ((const __builtin_neon_sf *) __a); - return __rv.__i; - } - -@@ -9520,7 +9524,7 @@ - vst3_f32 (float32_t * __a, float32x2x3_t __b) - { - union { float32x2x3_t __i; __builtin_neon_ei __o; } __bu = { __b }; -- __builtin_neon_vst3v2sf (__a, __bu.__o); -+ __builtin_neon_vst3v2sf ((__builtin_neon_sf *) __a, __bu.__o); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -9597,7 +9601,7 @@ - vst3q_f32 (float32_t * __a, float32x4x3_t __b) - { - union { float32x4x3_t __i; __builtin_neon_ci __o; } __bu = { __b }; -- __builtin_neon_vst3v4sf (__a, __bu.__o); -+ __builtin_neon_vst3v4sf ((__builtin_neon_sf *) __a, __bu.__o); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -9660,7 +9664,7 @@ - vst3_lane_f32 (float32_t * __a, float32x2x3_t __b, const int __c) - { - union { float32x2x3_t __i; __builtin_neon_ei __o; } __bu = { __b }; -- __builtin_neon_vst3_lanev2sf (__a, __bu.__o, __c); -+ __builtin_neon_vst3_lanev2sf ((__builtin_neon_sf *) __a, __bu.__o, __c); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -9716,7 +9720,7 @@ - vst3q_lane_f32 (float32_t * __a, float32x4x3_t __b, const int __c) - { - union { float32x4x3_t __i; __builtin_neon_ci __o; } __bu = { __b }; -- __builtin_neon_vst3_lanev4sf (__a, __bu.__o, __c); -+ __builtin_neon_vst3_lanev4sf ((__builtin_neon_sf *) __a, __bu.__o, __c); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -9768,7 +9772,7 @@ - vld4_f32 (const float32_t * __a) - { - union { float32x2x4_t __i; __builtin_neon_oi __o; } __rv; -- __rv.__o = __builtin_neon_vld4v2sf (__a); -+ __rv.__o = __builtin_neon_vld4v2sf ((const __builtin_neon_sf *) __a); - return __rv.__i; - } - -@@ -9856,7 +9860,7 @@ - vld4q_f32 (const float32_t * __a) - { - union { float32x4x4_t __i; __builtin_neon_xi __o; } __rv; -- __rv.__o = __builtin_neon_vld4v4sf (__a); -+ __rv.__o = __builtin_neon_vld4v4sf ((const __builtin_neon_sf *) __a); - return __rv.__i; - } - -@@ -9932,7 +9936,7 @@ - { - union { float32x2x4_t __i; __builtin_neon_oi __o; } __bu = { __b }; - union { float32x2x4_t __i; __builtin_neon_oi __o; } __rv; -- __rv.__o = __builtin_neon_vld4_lanev2sf (__a, __bu.__o, __c); -+ __rv.__o = __builtin_neon_vld4_lanev2sf ((const __builtin_neon_sf *) __a, __bu.__o, __c); - return __rv.__i; - } - -@@ -10004,7 +10008,7 @@ - { - union { float32x4x4_t __i; __builtin_neon_xi __o; } __bu = { __b }; - union { float32x4x4_t __i; __builtin_neon_xi __o; } __rv; -- __rv.__o = __builtin_neon_vld4_lanev4sf (__a, __bu.__o, __c); -+ __rv.__o = __builtin_neon_vld4_lanev4sf ((const __builtin_neon_sf *) __a, __bu.__o, __c); - return __rv.__i; - } - -@@ -10063,7 +10067,7 @@ - vld4_dup_f32 (const float32_t * __a) - { - union { float32x2x4_t __i; __builtin_neon_oi __o; } __rv; -- __rv.__o = __builtin_neon_vld4_dupv2sf (__a); -+ __rv.__o = __builtin_neon_vld4_dupv2sf ((const __builtin_neon_sf *) __a); - return __rv.__i; - } - -@@ -10148,7 +10152,7 @@ - vst4_f32 (float32_t * __a, float32x2x4_t __b) - { - union { float32x2x4_t __i; __builtin_neon_oi __o; } __bu = { __b }; -- __builtin_neon_vst4v2sf (__a, __bu.__o); -+ __builtin_neon_vst4v2sf ((__builtin_neon_sf *) __a, __bu.__o); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -10225,7 +10229,7 @@ - vst4q_f32 (float32_t * __a, float32x4x4_t __b) - { - union { float32x4x4_t __i; __builtin_neon_xi __o; } __bu = { __b }; -- __builtin_neon_vst4v4sf (__a, __bu.__o); -+ __builtin_neon_vst4v4sf ((__builtin_neon_sf *) __a, __bu.__o); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -10288,7 +10292,7 @@ - vst4_lane_f32 (float32_t * __a, float32x2x4_t __b, const int __c) - { - union { float32x2x4_t __i; __builtin_neon_oi __o; } __bu = { __b }; -- __builtin_neon_vst4_lanev2sf (__a, __bu.__o, __c); -+ __builtin_neon_vst4_lanev2sf ((__builtin_neon_sf *) __a, __bu.__o, __c); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -@@ -10344,7 +10348,7 @@ - vst4q_lane_f32 (float32_t * __a, float32x4x4_t __b, const int __c) - { - union { float32x4x4_t __i; __builtin_neon_xi __o; } __bu = { __b }; -- __builtin_neon_vst4_lanev4sf (__a, __bu.__o, __c); -+ __builtin_neon_vst4_lanev4sf ((__builtin_neon_sf *) __a, __bu.__o, __c); - } - - __extension__ static __inline void __attribute__ ((__always_inline__)) -diff -Nur a/gcc/config/arm/arm.opt b/gcc/config/arm/arm.opt ---- a/gcc/config/arm/arm.opt 2009-02-20 16:20:38.000000000 +0100 -+++ b/gcc/config/arm/arm.opt 2010-01-25 09:50:28.985687200 +0100 -@@ -78,6 +78,10 @@ - mfp= - Target RejectNegative Joined Undocumented Var(target_fpe_name) - -+mfp16-format= -+Target RejectNegative Joined Var(target_fp16_format_name) -+Specify the __fp16 floating-point format -+ - ;; Now ignored. - mfpe - Target RejectNegative Mask(FPE) Undocumented -@@ -93,6 +97,10 @@ - Target RejectNegative - Alias for -mfloat-abi=hard - -+mfix-janus-2cc -+Target Report Mask(FIX_JANUS) -+Work around hardware errata for Avalent Janus 2CC cores. -+ - mlittle-endian - Target Report RejectNegative InverseMask(BIG_END) - Assume target CPU is configured as little endian -@@ -101,6 +109,10 @@ - Target Report Mask(LONG_CALLS) - Generate call insns as indirect calls, if necessary - -+mmarvell-div -+Target Report Mask(MARVELL_DIV) -+Generate hardware integer division instructions supported by some Marvell cores. -+ - mpic-register= - Target RejectNegative Joined Var(arm_pic_register_string) - Specify the register to be used for PIC addressing -@@ -157,6 +169,10 @@ - Target Report Mask(NEON_VECTORIZE_QUAD) - Use Neon quad-word (rather than double-word) registers for vectorization - -+mlow-irq-latency -+Target Report Var(low_irq_latency) -+Try to reduce interrupt latency of the generated code -+ - mword-relocations - Target Report Var(target_word_relocations) Init(TARGET_DEFAULT_WORD_RELOCATIONS) - Only generate absolute relocations on word sized values. -diff -Nur a/gcc/config/arm/arm-protos.h b/gcc/config/arm/arm-protos.h ---- a/gcc/config/arm/arm-protos.h 2009-02-20 16:20:38.000000000 +0100 -+++ b/gcc/config/arm/arm-protos.h 2010-01-25 09:50:28.985687200 +0100 -@@ -88,7 +88,7 @@ - - extern int cirrus_memory_offset (rtx); - extern int arm_coproc_mem_operand (rtx, bool); --extern int neon_vector_mem_operand (rtx, bool); -+extern int neon_vector_mem_operand (rtx, int); - extern int neon_struct_mem_operand (rtx); - extern int arm_no_early_store_addr_dep (rtx, rtx); - extern int arm_no_early_alu_shift_dep (rtx, rtx); -@@ -144,6 +144,7 @@ - extern int arm_debugger_arg_offset (int, rtx); - extern bool arm_is_long_call_p (tree); - extern int arm_emit_vector_const (FILE *, rtx); -+extern void arm_emit_fp16_const (rtx c); - extern const char * arm_output_load_gr (rtx *); - extern const char *vfp_output_fstmd (rtx *); - extern void arm_set_return_address (rtx, rtx); -@@ -154,13 +155,15 @@ - - #if defined TREE_CODE - extern rtx arm_function_arg (CUMULATIVE_ARGS *, enum machine_mode, tree, int); -+extern void arm_function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode, -+ tree, bool); - extern void arm_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree); - extern bool arm_pad_arg_upward (enum machine_mode, const_tree); - extern bool arm_pad_reg_upward (enum machine_mode, tree, int); - extern bool arm_needs_doubleword_align (enum machine_mode, tree); --extern rtx arm_function_value(const_tree, const_tree); - #endif - extern int arm_apply_result_size (void); -+extern rtx aapcs_libcall_value (enum machine_mode); - - #endif /* RTX_CODE */ - -diff -Nur a/gcc/config/arm/arm-tune.md b/gcc/config/arm/arm-tune.md ---- a/gcc/config/arm/arm-tune.md 2009-07-22 09:43:59.000000000 +0200 -+++ b/gcc/config/arm/arm-tune.md 2010-01-25 09:50:28.985687200 +0100 -@@ -1,5 +1,5 @@ - ;; -*- buffer-read-only: t -*- - ;; Generated automatically by gentune.sh from arm-cores.def - (define_attr "tune" -- "arm2,arm250,arm3,arm6,arm60,arm600,arm610,arm620,arm7,arm7d,arm7di,arm70,arm700,arm700i,arm710,arm720,arm710c,arm7100,arm7500,arm7500fe,arm7m,arm7dm,arm7dmi,arm8,arm810,strongarm,strongarm110,strongarm1100,strongarm1110,arm7tdmi,arm7tdmis,arm710t,arm720t,arm740t,arm9,arm9tdmi,arm920,arm920t,arm922t,arm940t,ep9312,arm10tdmi,arm1020t,arm9e,arm946es,arm966es,arm968es,arm10e,arm1020e,arm1022e,xscale,iwmmxt,iwmmxt2,arm926ejs,arm1026ejs,arm1136js,arm1136jfs,arm1176jzs,arm1176jzfs,mpcorenovfp,mpcore,arm1156t2s,cortexa8,cortexa9,cortexr4,cortexr4f,cortexm3,cortexm1" -+ "arm2,arm250,arm3,arm6,arm60,arm600,arm610,arm620,arm7,arm7d,arm7di,arm70,arm700,arm700i,arm710,arm720,arm710c,arm7100,arm7500,arm7500fe,arm7m,arm7dm,arm7dmi,arm8,arm810,strongarm,strongarm110,strongarm1100,strongarm1110,arm7tdmi,arm7tdmis,arm710t,arm720t,arm740t,arm9,arm9tdmi,arm920,arm920t,arm922t,arm940t,ep9312,arm10tdmi,arm1020t,arm9e,arm946es,arm966es,arm968es,arm10e,arm1020e,arm1022e,xscale,iwmmxt,iwmmxt2,marvell_f,arm926ejs,arm1026ejs,arm1136js,arm1136jfs,arm1176jzs,arm1176jzfs,mpcorenovfp,mpcore,arm1156t2s,cortexa5,cortexa8,cortexa9,cortexr4,cortexr4f,cortexm3,cortexm1,cortexm0" - (const (symbol_ref "arm_tune"))) -diff -Nur a/gcc/config/arm/bpabi.h b/gcc/config/arm/bpabi.h ---- a/gcc/config/arm/bpabi.h 2009-02-20 16:20:38.000000000 +0100 -+++ b/gcc/config/arm/bpabi.h 2010-01-25 09:50:28.985687200 +0100 -@@ -30,7 +30,7 @@ - - /* Section 4.1 of the AAPCS requires the use of VFP format. */ - #undef FPUTYPE_DEFAULT --#define FPUTYPE_DEFAULT FPUTYPE_VFP -+#define FPUTYPE_DEFAULT "vfp" - - /* TARGET_BIG_ENDIAN_DEFAULT is set in - config.gcc for big endian configurations. */ -@@ -53,6 +53,8 @@ - - #define TARGET_FIX_V4BX_SPEC " %{mcpu=arm8|mcpu=arm810|mcpu=strongarm*|march=armv4:--fix-v4bx}" - -+#define BE8_LINK_SPEC " %{mbig-endian:%{march=armv7-a|mcpu=cortex-a5|mcpu=cortex-a8|mcpu=cortex-a9:%{!r:--be8}}}" -+ - /* Tell the assembler to build BPABI binaries. */ - #undef SUBTARGET_EXTRA_ASM_SPEC - #define SUBTARGET_EXTRA_ASM_SPEC "%{mabi=apcs-gnu|mabi=atpcs:-meabi=gnu;:-meabi=5}" TARGET_FIX_V4BX_SPEC -@@ -65,7 +67,7 @@ - #define BPABI_LINK_SPEC \ - "%{mbig-endian:-EB} %{mlittle-endian:-EL} " \ - "%{static:-Bstatic} %{shared:-shared} %{symbolic:-Bsymbolic} " \ -- "-X" SUBTARGET_EXTRA_LINK_SPEC TARGET_FIX_V4BX_SPEC -+ "-X" SUBTARGET_EXTRA_LINK_SPEC TARGET_FIX_V4BX_SPEC BE8_LINK_SPEC - - #undef LINK_SPEC - #define LINK_SPEC BPABI_LINK_SPEC -@@ -90,16 +92,22 @@ - #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (muldi3, lmul) - #endif - #ifdef L_fixdfdi --#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixdfdi, d2lz) -+#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixdfdi, d2lz) \ -+ extern DWtype __fixdfdi (DFtype) __attribute__((pcs("aapcs"))); \ -+ extern UDWtype __fixunsdfdi (DFtype) __asm__("__aeabi_d2ulz") __attribute__((pcs("aapcs"))); - #endif - #ifdef L_fixunsdfdi --#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunsdfdi, d2ulz) -+#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunsdfdi, d2ulz) \ -+ extern UDWtype __fixunsdfdi (DFtype) __attribute__((pcs("aapcs"))); - #endif - #ifdef L_fixsfdi --#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixsfdi, f2lz) -+#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixsfdi, f2lz) \ -+ extern DWtype __fixsfdi (SFtype) __attribute__((pcs("aapcs"))); \ -+ extern UDWtype __fixunssfdi (SFtype) __asm__("__aeabi_f2ulz") __attribute__((pcs("aapcs"))); - #endif - #ifdef L_fixunssfdi --#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunssfdi, f2ulz) -+#define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunssfdi, f2ulz) \ -+ extern UDWtype __fixunssfdi (SFtype) __attribute__((pcs("aapcs"))); - #endif - #ifdef L_floatdidf - #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatdidf, l2d) -diff -Nur a/gcc/config/arm/bpabi.S b/gcc/config/arm/bpabi.S ---- a/gcc/config/arm/bpabi.S 2009-04-10 01:23:07.000000000 +0200 -+++ b/gcc/config/arm/bpabi.S 2010-01-25 09:50:28.985687200 +0100 -@@ -64,20 +64,69 @@ - - #endif /* L_aeabi_ulcmp */ - -+.macro test_div_by_zero signed -+/* Tail-call to divide-by-zero handlers which may be overridden by the user, -+ so unwinding works properly. */ -+#if defined(__thumb2__) -+ cbnz yyh, 1f -+ cbnz yyl, 1f -+ cmp xxh, #0 -+ do_it eq -+ cmpeq xxl, #0 -+ .ifc \signed, unsigned -+ beq 2f -+ mov xxh, #0xffffffff -+ mov xxl, xxh -+2: -+ .else -+ do_it lt, t -+ movlt xxl, #0 -+ movlt xxh, #0x80000000 -+ do_it gt, t -+ movgt xxh, #0x7fffffff -+ movgt xxl, #0xffffffff -+ .endif -+ b SYM (__aeabi_ldiv0) __PLT__ -+1: -+#else -+ /* Note: Thumb-1 code calls via an ARM shim on processors which -+ support ARM mode. */ -+ cmp yyh, #0 -+ cmpeq yyl, #0 -+ bne 2f -+ cmp xxh, #0 -+ cmpeq xxl, #0 -+ .ifc \signed, unsigned -+ movne xxh, #0xffffffff -+ movne xxl, #0xffffffff -+ .else -+ movlt xxh, #0x80000000 -+ movlt xxl, #0 -+ movgt xxh, #0x7fffffff -+ movgt xxl, #0xffffffff -+ .endif -+ b SYM (__aeabi_ldiv0) __PLT__ -+2: -+#endif -+.endm -+ - #ifdef L_aeabi_ldivmod - - ARM_FUNC_START aeabi_ldivmod -+ test_div_by_zero signed -+ - sub sp, sp, #8 --#if defined(__thumb2__) -+/* Low latency and Thumb-2 do_push implementations can't push sp directly. */ -+#if defined(__thumb2__) || defined(__irq_low_latency__) - mov ip, sp -- push {ip, lr} -+ do_push (ip, lr) - #else -- do_push {sp, lr} -+ stmfd sp!, {sp, lr} - #endif - bl SYM(__gnu_ldivmod_helper) __PLT__ - ldr lr, [sp, #4] - add sp, sp, #8 -- do_pop {r2, r3} -+ do_pop (r2, r3) - RET - - #endif /* L_aeabi_ldivmod */ -@@ -85,17 +134,20 @@ - #ifdef L_aeabi_uldivmod - - ARM_FUNC_START aeabi_uldivmod -+ test_div_by_zero unsigned -+ - sub sp, sp, #8 --#if defined(__thumb2__) -+/* Low latency and Thumb-2 do_push implementations can't push sp directly. */ -+#if defined(__thumb2__) || defined(__irq_low_latency__) - mov ip, sp -- push {ip, lr} -+ do_push (ip, lr) - #else -- do_push {sp, lr} -+ stmfd sp!, {sp, lr} - #endif - bl SYM(__gnu_uldivmod_helper) __PLT__ - ldr lr, [sp, #4] - add sp, sp, #8 -- do_pop {r2, r3} -+ do_pop (r2, r3) - RET - - #endif /* L_aeabi_divmod */ -diff -Nur a/gcc/config/arm/bpabi-v6m.S b/gcc/config/arm/bpabi-v6m.S ---- a/gcc/config/arm/bpabi-v6m.S 2009-04-10 01:23:07.000000000 +0200 -+++ b/gcc/config/arm/bpabi-v6m.S 2010-01-25 09:50:28.985687200 +0100 -@@ -69,9 +69,52 @@ - - #endif /* L_aeabi_ulcmp */ - -+.macro test_div_by_zero signed -+ cmp yyh, #0 -+ bne 7f -+ cmp yyl, #0 -+ bne 7f -+ cmp xxh, #0 -+ bne 2f -+ cmp xxl, #0 -+2: -+ .ifc \signed, unsigned -+ beq 3f -+ mov xxh, #0 -+ mvn xxh, xxh @ 0xffffffff -+ mov xxl, xxh -+3: -+ .else -+ beq 5f -+ blt 6f -+ mov xxl, #0 -+ mvn xxl, xxl @ 0xffffffff -+ lsr xxh, xxl, #1 @ 0x7fffffff -+ b 5f -+6: mov xxh, #0x80 -+ lsl xxh, xxh, #24 @ 0x80000000 -+ mov xxl, #0 -+5: -+ .endif -+ @ tailcalls are tricky on v6-m. -+ push {r0, r1, r2} -+ ldr r0, 1f -+ adr r1, 1f -+ add r0, r1 -+ str r0, [sp, #8] -+ @ We know we are not on armv4t, so pop pc is safe. -+ pop {r0, r1, pc} -+ .align 2 -+1: -+ .word __aeabi_ldiv0 - 1b -+7: -+.endm -+ - #ifdef L_aeabi_ldivmod - - FUNC_START aeabi_ldivmod -+ test_div_by_zero signed -+ - push {r0, r1} - mov r0, sp - push {r0, lr} -@@ -89,6 +132,8 @@ - #ifdef L_aeabi_uldivmod - - FUNC_START aeabi_uldivmod -+ test_div_by_zero unsigned -+ - push {r0, r1} - mov r0, sp - push {r0, lr} -diff -Nur a/gcc/config/arm/constraints.md b/gcc/config/arm/constraints.md ---- a/gcc/config/arm/constraints.md 2009-02-20 16:20:38.000000000 +0100 -+++ b/gcc/config/arm/constraints.md 2010-01-25 09:50:28.985687200 +0100 -@@ -25,14 +25,15 @@ - ;; In ARM state, 'l' is an alias for 'r' - - ;; The following normal constraints have been used: --;; in ARM/Thumb-2 state: G, H, I, J, K, L, M -+;; in ARM/Thumb-2 state: G, H, I, j, J, K, L, M - ;; in Thumb-1 state: I, J, K, L, M, N, O - - ;; The following multi-letter normal constraints have been used: --;; in ARM/Thumb-2 state: Da, Db, Dc, Dn, Dl, DL, Dv -+;; in ARM/Thumb-2 state: Da, Db, Dc, Dn, Dl, DL, Dv, Dy -+;; in Thumb-1 state: Pa, Pb - - ;; The following memory constraints have been used: --;; in ARM/Thumb-2 state: Q, Ut, Uv, Uy, Un, Us -+;; in ARM/Thumb-2 state: Q, Ut, Uv, Uy, Un, Um, Us - ;; in ARM state: Uq - - -@@ -65,6 +66,13 @@ - (define_register_constraint "h" "TARGET_THUMB ? HI_REGS : NO_REGS" - "In Thumb state the core registers @code{r8}-@code{r15}.") - -+(define_constraint "j" -+ "A constant suitable for a MOVW instruction. (ARM/Thumb-2)" -+ (and (match_test "TARGET_32BIT && arm_arch_thumb2") -+ (ior (match_code "high") -+ (and (match_code "const_int") -+ (match_test "(ival & 0xffff0000) == 0"))))) -+ - (define_register_constraint "k" "STACK_REG" - "@internal The stack register.") - -@@ -116,11 +124,9 @@ - : ((ival >= 0 && ival <= 1020) && ((ival & 3) == 0))"))) - - (define_constraint "N" -- "In ARM/Thumb-2 state a constant suitable for a MOVW instruction. -- In Thumb-1 state a constant in the range 0-31." -+ "Thumb-1 state a constant in the range 0-31." - (and (match_code "const_int") -- (match_test "TARGET_32BIT ? arm_arch_thumb2 && ((ival & 0xffff0000) == 0) -- : (ival >= 0 && ival <= 31)"))) -+ (match_test "!TARGET_32BIT && (ival >= 0 && ival <= 31)"))) - - (define_constraint "O" - "In Thumb-1 state a constant that is a multiple of 4 in the range -@@ -129,6 +135,18 @@ - (match_test "TARGET_THUMB1 && ival >= -508 && ival <= 508 - && ((ival & 3) == 0)"))) - -+(define_constraint "Pa" -+ "@internal In Thumb-1 state a constant in the range -510 to +510" -+ (and (match_code "const_int") -+ (match_test "TARGET_THUMB1 && ival >= -510 && ival <= 510 -+ && (ival > 255 || ival < -255)"))) -+ -+(define_constraint "Pb" -+ "@internal In Thumb-1 state a constant in the range -262 to +262" -+ (and (match_code "const_int") -+ (match_test "TARGET_THUMB1 && ival >= -262 && ival <= 262 -+ && (ival > 255 || ival < -255)"))) -+ - (define_constraint "G" - "In ARM/Thumb-2 state a valid FPA immediate constant." - (and (match_code "const_double") -@@ -189,10 +207,17 @@ - (define_constraint "Dv" - "@internal - In ARM/Thumb-2 state a const_double which can be used with a VFP fconsts -- or fconstd instruction." -+ instruction." - (and (match_code "const_double") - (match_test "TARGET_32BIT && vfp3_const_double_rtx (op)"))) - -+(define_constraint "Dy" -+ "@internal -+ In ARM/Thumb-2 state a const_double which can be used with a VFP fconstd -+ instruction." -+ (and (match_code "const_double") -+ (match_test "TARGET_32BIT && TARGET_VFP_DOUBLE && vfp3_const_double_rtx (op)"))) -+ - (define_memory_constraint "Ut" - "@internal - In ARM/Thumb-2 state an address valid for loading/storing opaque structure -@@ -214,17 +239,24 @@ - - (define_memory_constraint "Un" - "@internal -+ In ARM/Thumb-2 state a valid address for Neon doubleword vector -+ load/store instructions." -+ (and (match_code "mem") -+ (match_test "TARGET_32BIT && neon_vector_mem_operand (op, 0)"))) -+ -+(define_memory_constraint "Um" -+ "@internal - In ARM/Thumb-2 state a valid address for Neon element and structure - load/store instructions." - (and (match_code "mem") -- (match_test "TARGET_32BIT && neon_vector_mem_operand (op, FALSE)"))) -+ (match_test "TARGET_32BIT && neon_vector_mem_operand (op, 2)"))) - - (define_memory_constraint "Us" - "@internal - In ARM/Thumb-2 state a valid address for non-offset loads/stores of - quad-word values in four ARM registers." - (and (match_code "mem") -- (match_test "TARGET_32BIT && neon_vector_mem_operand (op, TRUE)"))) -+ (match_test "TARGET_32BIT && neon_vector_mem_operand (op, 1)"))) - - (define_memory_constraint "Uq" - "@internal -diff -Nur a/gcc/config/arm/fp16.c b/gcc/config/arm/fp16.c ---- a/gcc/config/arm/fp16.c 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/fp16.c 2010-01-25 09:50:28.985687200 +0100 -@@ -0,0 +1,145 @@ -+/* Half-float conversion routines. -+ -+ Copyright (C) 2008, 2009 Free Software Foundation, Inc. -+ Contributed by CodeSourcery. -+ -+ This file is free software; you can redistribute it and/or modify it -+ under the terms of the GNU General Public License as published by the -+ Free Software Foundation; either version 3, or (at your option) any -+ later version. -+ -+ This file is distributed in the hope that it will be useful, but -+ WITHOUT ANY WARRANTY; without even the implied warranty of -+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+ General Public License for more details. -+ -+ Under Section 7 of GPL version 3, you are granted additional -+ permissions described in the GCC Runtime Library Exception, version -+ 3.1, as published by the Free Software Foundation. -+ -+ You should have received a copy of the GNU General Public License and -+ a copy of the GCC Runtime Library Exception along with this program; -+ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -+ . */ -+ -+static inline unsigned short -+__gnu_f2h_internal(unsigned int a, int ieee) -+{ -+ unsigned short sign = (a >> 16) & 0x8000; -+ int aexp = (a >> 23) & 0xff; -+ unsigned int mantissa = a & 0x007fffff; -+ unsigned int mask; -+ unsigned int increment; -+ -+ if (aexp == 0xff) -+ { -+ if (!ieee) -+ return sign; -+ return sign | 0x7e00 | (mantissa >> 13); -+ } -+ -+ if (aexp == 0 && mantissa == 0) -+ return sign; -+ -+ aexp -= 127; -+ -+ /* Decimal point between bits 22 and 23. */ -+ mantissa |= 0x00800000; -+ if (aexp < -14) -+ { -+ mask = 0x007fffff; -+ if (aexp < -25) -+ aexp = -26; -+ else if (aexp != -25) -+ mask >>= 24 + aexp; -+ } -+ else -+ mask = 0x00001fff; -+ -+ /* Round. */ -+ if (mantissa & mask) -+ { -+ increment = (mask + 1) >> 1; -+ if ((mantissa & mask) == increment) -+ increment = mantissa & (increment << 1); -+ mantissa += increment; -+ if (mantissa >= 0x01000000) -+ { -+ mantissa >>= 1; -+ aexp++; -+ } -+ } -+ -+ if (ieee) -+ { -+ if (aexp > 15) -+ return sign | 0x7c00; -+ } -+ else -+ { -+ if (aexp > 16) -+ return sign | 0x7fff; -+ } -+ -+ if (aexp < -24) -+ return sign; -+ -+ if (aexp < -14) -+ { -+ mantissa >>= -14 - aexp; -+ aexp = -14; -+ } -+ -+ /* We leave the leading 1 in the mantissa, and subtract one -+ from the exponent bias to compensate. */ -+ return sign | (((aexp + 14) << 10) + (mantissa >> 13)); -+} -+ -+unsigned int -+__gnu_h2f_internal(unsigned short a, int ieee) -+{ -+ unsigned int sign = (unsigned int)(a & 0x8000) << 16; -+ int aexp = (a >> 10) & 0x1f; -+ unsigned int mantissa = a & 0x3ff; -+ -+ if (aexp == 0x1f && ieee) -+ return sign | 0x7f800000 | (mantissa << 13); -+ -+ if (aexp == 0) -+ { -+ int shift; -+ -+ if (mantissa == 0) -+ return sign; -+ -+ shift = __builtin_clz(mantissa) - 21; -+ mantissa <<= shift; -+ aexp = -shift; -+ } -+ -+ return sign | (((aexp + 0x70) << 23) + (mantissa << 13)); -+} -+ -+unsigned short -+__gnu_f2h_ieee(unsigned int a) -+{ -+ return __gnu_f2h_internal(a, 1); -+} -+ -+unsigned int -+__gnu_h2f_ieee(unsigned short a) -+{ -+ return __gnu_h2f_internal(a, 1); -+} -+ -+unsigned short -+__gnu_f2h_alternative(unsigned int x) -+{ -+ return __gnu_f2h_internal(x, 0); -+} -+ -+unsigned int -+__gnu_h2f_alternative(unsigned short a) -+{ -+ return __gnu_h2f_internal(a, 0); -+} -diff -Nur a/gcc/config/arm/fpa.md b/gcc/config/arm/fpa.md ---- a/gcc/config/arm/fpa.md 2007-08-02 12:49:31.000000000 +0200 -+++ b/gcc/config/arm/fpa.md 2010-01-25 09:50:28.985687200 +0100 -@@ -599,10 +599,10 @@ - { - default: - case 0: return \"mvf%?e\\t%0, %1\"; -- case 1: if (arm_fpu_arch == FPUTYPE_FPA_EMU2) -+ case 1: if (TARGET_FPA_EMU2) - return \"ldf%?e\\t%0, %1\"; - return \"lfm%?\\t%0, 1, %1\"; -- case 2: if (arm_fpu_arch == FPUTYPE_FPA_EMU2) -+ case 2: if (TARGET_FPA_EMU2) - return \"stf%?e\\t%1, %0\"; - return \"sfm%?\\t%1, 1, %0\"; - } -diff -Nur a/gcc/config/arm/hwdiv.md b/gcc/config/arm/hwdiv.md ---- a/gcc/config/arm/hwdiv.md 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/hwdiv.md 2010-01-25 09:50:28.985687200 +0100 -@@ -0,0 +1,41 @@ -+;; ARM instruction patterns for hardware division -+;; Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc. -+;; Written by CodeSourcery, LLC. -+;; -+;; This file is part of GCC. -+;; -+;; GCC is free software; you can redistribute it and/or modify it -+;; under the terms of the GNU General Public License as published by -+;; the Free Software Foundation; either version 2, or (at your option) -+;; any later version. -+;; -+;; GCC is distributed in the hope that it will be useful, but -+;; WITHOUT ANY WARRANTY; without even the implied warranty of -+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+;; General Public License for more details. -+;; -+;; You should have received a copy of the GNU General Public License -+;; along with GCC; see the file COPYING. If not, write to -+;; the Free Software Foundation, 51 Franklin Street, Fifth Floor, -+;; Boston, MA 02110-1301, USA. -+ -+(define_insn "divsi3" -+ [(set (match_operand:SI 0 "s_register_operand" "=r") -+ (div:SI (match_operand:SI 1 "s_register_operand" "r") -+ (match_operand:SI 2 "s_register_operand" "r")))] -+ "arm_arch_hwdiv" -+ "sdiv%?\t%0, %1, %2" -+ [(set_attr "predicable" "yes") -+ (set_attr "insn" "sdiv")] -+) -+ -+(define_insn "udivsi3" -+ [(set (match_operand:SI 0 "s_register_operand" "=r") -+ (udiv:SI (match_operand:SI 1 "s_register_operand" "r") -+ (match_operand:SI 2 "s_register_operand" "r")))] -+ "arm_arch_hwdiv" -+ "udiv%?\t%0, %1, %2" -+ [(set_attr "predicable" "yes") -+ (set_attr "insn" "udiv")] -+) -+ -diff -Nur a/gcc/config/arm/ieee754-df.S b/gcc/config/arm/ieee754-df.S ---- a/gcc/config/arm/ieee754-df.S 2009-04-10 01:23:07.000000000 +0200 -+++ b/gcc/config/arm/ieee754-df.S 2010-01-25 09:50:28.985687200 +0100 -@@ -83,7 +83,7 @@ - ARM_FUNC_START adddf3 - ARM_FUNC_ALIAS aeabi_dadd adddf3 - --1: do_push {r4, r5, lr} -+1: do_push (r4, r5, lr) - - @ Look for zeroes, equal values, INF, or NAN. - shift1 lsl, r4, xh, #1 -@@ -427,7 +427,7 @@ - do_it eq, t - moveq r1, #0 - RETc(eq) -- do_push {r4, r5, lr} -+ do_push (r4, r5, lr) - mov r4, #0x400 @ initial exponent - add r4, r4, #(52-1 - 1) - mov r5, #0 @ sign bit is 0 -@@ -447,7 +447,7 @@ - do_it eq, t - moveq r1, #0 - RETc(eq) -- do_push {r4, r5, lr} -+ do_push (r4, r5, lr) - mov r4, #0x400 @ initial exponent - add r4, r4, #(52-1 - 1) - ands r5, r0, #0x80000000 @ sign bit in r5 -@@ -481,7 +481,7 @@ - RETc(eq) @ we are done already. - - @ value was denormalized. We can normalize it now. -- do_push {r4, r5, lr} -+ do_push (r4, r5, lr) - mov r4, #0x380 @ setup corresponding exponent - and r5, xh, #0x80000000 @ move sign bit in r5 - bic xh, xh, #0x80000000 -@@ -508,9 +508,9 @@ - @ compatibility. - adr ip, LSYM(f0_ret) - @ Push pc as well so that RETLDM works correctly. -- do_push {r4, r5, ip, lr, pc} -+ do_push (r4, r5, ip, lr, pc) - #else -- do_push {r4, r5, lr} -+ do_push (r4, r5, lr) - #endif - - mov r5, #0 -@@ -534,9 +534,9 @@ - @ compatibility. - adr ip, LSYM(f0_ret) - @ Push pc as well so that RETLDM works correctly. -- do_push {r4, r5, ip, lr, pc} -+ do_push (r4, r5, ip, lr, pc) - #else -- do_push {r4, r5, lr} -+ do_push (r4, r5, lr) - #endif - - ands r5, ah, #0x80000000 @ sign bit in r5 -@@ -585,7 +585,7 @@ - @ Legacy code expects the result to be returned in f0. Copy it - @ there as well. - LSYM(f0_ret): -- do_push {r0, r1} -+ do_push (r0, r1) - ldfd f0, [sp], #8 - RETLDM - -@@ -602,7 +602,7 @@ - - ARM_FUNC_START muldf3 - ARM_FUNC_ALIAS aeabi_dmul muldf3 -- do_push {r4, r5, r6, lr} -+ do_push (r4, r5, r6, lr) - - @ Mask out exponents, trap any zero/denormal/INF/NAN. - mov ip, #0xff -@@ -910,7 +910,7 @@ - ARM_FUNC_START divdf3 - ARM_FUNC_ALIAS aeabi_ddiv divdf3 - -- do_push {r4, r5, r6, lr} -+ do_push (r4, r5, r6, lr) - - @ Mask out exponents, trap any zero/denormal/INF/NAN. - mov ip, #0xff -@@ -1117,7 +1117,7 @@ - ARM_FUNC_ALIAS eqdf2 cmpdf2 - mov ip, #1 @ how should we specify unordered here? - --1: str ip, [sp, #-4] -+1: str ip, [sp, #-4]! - - @ Trap any INF/NAN first. - mov ip, xh, lsl #1 -@@ -1129,7 +1129,8 @@ - - @ Test for equality. - @ Note that 0.0 is equal to -0.0. --2: orrs ip, xl, xh, lsl #1 @ if x == 0.0 or -0.0 -+2: add sp, sp, #4 -+ orrs ip, xl, xh, lsl #1 @ if x == 0.0 or -0.0 - do_it eq, e - COND(orr,s,eq) ip, yl, yh, lsl #1 @ and y == 0.0 or -0.0 - teqne xh, yh @ or xh == yh -@@ -1168,7 +1169,7 @@ - bne 2b - orrs ip, yl, yh, lsl #12 - beq 2b @ y is not NAN --5: ldr r0, [sp, #-4] @ unordered return code -+5: ldr r0, [sp], #4 @ unordered return code - RET - - FUNC_END gedf2 -@@ -1194,7 +1195,7 @@ - - @ The status-returning routines are required to preserve all - @ registers except ip, lr, and cpsr. --6: do_push {r0, lr} -+6: do_push (r0, lr) - ARM_CALL cmpdf2 - @ Set the Z flag correctly, and the C flag unconditionally. - cmp r0, #0 -diff -Nur a/gcc/config/arm/ieee754-sf.S b/gcc/config/arm/ieee754-sf.S ---- a/gcc/config/arm/ieee754-sf.S 2009-04-10 01:23:07.000000000 +0200 -+++ b/gcc/config/arm/ieee754-sf.S 2010-01-25 09:50:28.985687200 +0100 -@@ -481,7 +481,7 @@ - and r3, ip, #0x80000000 - - @ Well, no way to make it shorter without the umull instruction. -- do_push {r3, r4, r5} -+ do_push (r3, r4, r5) - mov r4, r0, lsr #16 - mov r5, r1, lsr #16 - bic r0, r0, r4, lsl #16 -@@ -492,7 +492,7 @@ - mla r0, r4, r1, r0 - adds r3, r3, r0, lsl #16 - adc r1, ip, r0, lsr #16 -- do_pop {r0, r4, r5} -+ do_pop (r0, r4, r5) - - #else - -@@ -822,7 +822,7 @@ - ARM_FUNC_ALIAS eqsf2 cmpsf2 - mov ip, #1 @ how should we specify unordered here? - --1: str ip, [sp, #-4] -+1: str ip, [sp, #-4]! - - @ Trap any INF/NAN first. - mov r2, r0, lsl #1 -@@ -834,7 +834,8 @@ - - @ Compare values. - @ Note that 0.0 is equal to -0.0. --2: orrs ip, r2, r3, lsr #1 @ test if both are 0, clear C flag -+2: add sp, sp, #4 -+ orrs ip, r2, r3, lsr #1 @ test if both are 0, clear C flag - do_it ne - teqne r0, r1 @ if not 0 compare sign - do_it pl -@@ -858,7 +859,7 @@ - bne 2b - movs ip, r1, lsl #9 - beq 2b @ r1 is not NAN --5: ldr r0, [sp, #-4] @ return unordered code. -+5: ldr r0, [sp], #4 @ return unordered code. - RET - - FUNC_END gesf2 -@@ -881,7 +882,7 @@ - - @ The status-returning routines are required to preserve all - @ registers except ip, lr, and cpsr. --6: do_push {r0, r1, r2, r3, lr} -+6: do_push (r0, r1, r2, r3, lr) - ARM_CALL cmpsf2 - @ Set the Z flag correctly, and the C flag unconditionally. - cmp r0, #0 -diff -Nur a/gcc/config/arm/lib1funcs.asm b/gcc/config/arm/lib1funcs.asm ---- a/gcc/config/arm/lib1funcs.asm 2009-04-10 01:23:07.000000000 +0200 -+++ b/gcc/config/arm/lib1funcs.asm 2010-01-25 09:50:28.985687200 +0100 -@@ -27,8 +27,17 @@ - #if defined(__ELF__) && defined(__linux__) - .section .note.GNU-stack,"",%progbits - .previous --#endif -+#endif /* __ELF__ and __linux__ */ - -+#ifdef __ARM_EABI__ -+/* Some attributes that are common to all routines in this file. */ -+ /* Tag_ABI_align8_needed: This code does not require 8-byte -+ alignment from the caller. */ -+ /* .eabi_attribute 24, 0 -- default setting. */ -+ /* Tag_ABI_align8_preserved: This code preserves 8-byte -+ alignment in any callee. */ -+ .eabi_attribute 25, 1 -+#endif /* __ARM_EABI__ */ - /* ------------------------------------------------------------------------ */ - - /* We need to know what prefix to add to function names. */ -@@ -233,8 +242,8 @@ - .macro shift1 op, arg0, arg1, arg2 - \op \arg0, \arg1, \arg2 - .endm --#define do_push push --#define do_pop pop -+#define do_push(...) push {__VA_ARGS__} -+#define do_pop(...) pop {__VA_ARGS__} - #define COND(op1, op2, cond) op1 ## op2 ## cond - /* Perform an arithmetic operation with a variable shift operand. This - requires two instructions and a scratch register on Thumb-2. */ -@@ -248,24 +257,133 @@ - .macro shift1 op, arg0, arg1, arg2 - mov \arg0, \arg1, \op \arg2 - .endm --#define do_push stmfd sp!, --#define do_pop ldmfd sp!, -+#if defined(__low_irq_latency__) -+#define do_push(...) \ -+ _buildN1(do_push, _buildC1(__VA_ARGS__))( __VA_ARGS__) -+#define _buildN1(BASE, X) _buildN2(BASE, X) -+#define _buildN2(BASE, X) BASE##X -+#define _buildC1(...) _buildC2(__VA_ARGS__,9,8,7,6,5,4,3,2,1) -+#define _buildC2(a1,a2,a3,a4,a5,a6,a7,a8,a9,c,...) c -+ -+#define do_push1(r1) str r1, [sp, #-4]! -+#define do_push2(r1, r2) str r2, [sp, #-4]! ; str r1, [sp, #-4]! -+#define do_push3(r1, r2, r3) str r3, [sp, #-4]! ; str r2, [sp, #-4]!; str r1, [sp, #-4]! -+#define do_push4(r1, r2, r3, r4) \ -+ do_push3 (r2, r3, r4);\ -+ do_push1 (r1) -+#define do_push5(r1, r2, r3, r4, r5) \ -+ do_push4 (r2, r3, r4, r5);\ -+ do_push1 (r1) -+ -+#define do_pop(...) \ -+_buildN1(do_pop, _buildC1(__VA_ARGS__))( __VA_ARGS__) -+ -+#define do_pop1(r1) ldr r1, [sp], #4 -+#define do_pop2(r1, r2) ldr r1, [sp], #4 ; ldr r2, [sp], #4 -+#define do_pop3(r1, r2, r3) ldr r1, [sp], #4 ; str r2, [sp], #4; str r3, [sp], #4 -+#define do_pop4(r1, r2, r3, r4) \ -+ do_pop1 (r1);\ -+ do_pup3 (r2, r3, r4) -+#define do_pop5(r1, r2, r3, r4, r5) \ -+ do_pop1 (r1);\ -+ do_pop4 (r2, r3, r4, r5) -+#else -+#define do_push(...) stmfd sp!, { __VA_ARGS__} -+#define do_pop(...) ldmfd sp!, {__VA_ARGS__} -+#endif -+ -+ - #define COND(op1, op2, cond) op1 ## cond ## op2 - .macro shiftop name, dest, src1, src2, shiftop, shiftreg, tmp - \name \dest, \src1, \src2, \shiftop \shiftreg - .endm - #endif - --.macro ARM_LDIV0 name -+#ifdef __ARM_EABI__ -+.macro ARM_LDIV0 name signed -+ cmp r0, #0 -+ .ifc \signed, unsigned -+ movne r0, #0xffffffff -+ .else -+ movgt r0, #0x7fffffff -+ movlt r0, #0x80000000 -+ .endif -+ b SYM (__aeabi_idiv0) __PLT__ -+.endm -+#else -+.macro ARM_LDIV0 name signed - str lr, [sp, #-8]! - 98: cfi_push 98b - __\name, 0xe, -0x8, 0x8 - bl SYM (__div0) __PLT__ - mov r0, #0 @ About as wrong as it could be. - RETLDM unwind=98b - .endm -+#endif - - --.macro THUMB_LDIV0 name -+#ifdef __ARM_EABI__ -+.macro THUMB_LDIV0 name signed -+#if defined(__ARM_ARCH_6M__) -+ .ifc \signed, unsigned -+ cmp r0, #0 -+ beq 1f -+ mov r0, #0 -+ mvn r0, r0 @ 0xffffffff -+1: -+ .else -+ cmp r0, #0 -+ beq 2f -+ blt 3f -+ mov r0, #0 -+ mvn r0, r0 -+ lsr r0, r0, #1 @ 0x7fffffff -+ b 2f -+3: mov r0, #0x80 -+ lsl r0, r0, #24 @ 0x80000000 -+2: -+ .endif -+ push {r0, r1, r2} -+ ldr r0, 4f -+ adr r1, 4f -+ add r0, r1 -+ str r0, [sp, #8] -+ @ We know we are not on armv4t, so pop pc is safe. -+ pop {r0, r1, pc} -+ .align 2 -+4: -+ .word __aeabi_idiv0 - 4b -+#elif defined(__thumb2__) -+ .syntax unified -+ .ifc \signed, unsigned -+ cbz r0, 1f -+ mov r0, #0xffffffff -+1: -+ .else -+ cmp r0, #0 -+ do_it gt -+ movgt r0, #0x7fffffff -+ do_it lt -+ movlt r0, #0x80000000 -+ .endif -+ b.w SYM(__aeabi_idiv0) __PLT__ -+#else -+ .align 2 -+ bx pc -+ nop -+ .arm -+ cmp r0, #0 -+ .ifc \signed, unsigned -+ movne r0, #0xffffffff -+ .else -+ movgt r0, #0x7fffffff -+ movlt r0, #0x80000000 -+ .endif -+ b SYM(__aeabi_idiv0) __PLT__ -+ .thumb -+#endif -+.endm -+#else -+.macro THUMB_LDIV0 name signed - push { r1, lr } - 98: cfi_push 98b - __\name, 0xe, -0x4, 0x8 - bl SYM (__div0) -@@ -277,18 +395,19 @@ - pop { r1, pc } - #endif - .endm -+#endif - - .macro FUNC_END name - SIZE (__\name) - .endm - --.macro DIV_FUNC_END name -+.macro DIV_FUNC_END name signed - cfi_start __\name, LSYM(Lend_div0) - LSYM(Ldiv0): - #ifdef __thumb__ -- THUMB_LDIV0 \name -+ THUMB_LDIV0 \name \signed - #else -- ARM_LDIV0 \name -+ ARM_LDIV0 \name \signed - #endif - cfi_end LSYM(Lend_div0) - FUNC_END \name -@@ -413,6 +532,12 @@ - #define yyl r2 - #endif - -+#ifdef __ARM_EABI__ -+.macro WEAK name -+ .weak SYM (__\name) -+.endm -+#endif -+ - #ifdef __thumb__ - /* Register aliases. */ - -@@ -437,6 +562,43 @@ - - #if __ARM_ARCH__ >= 5 && ! defined (__OPTIMIZE_SIZE__) - -+#if defined (__thumb2__) -+ clz \curbit, \dividend -+ clz \result, \divisor -+ sub \curbit, \result, \curbit -+ rsb \curbit, \curbit, #31 -+ adr \result, 1f -+ add \curbit, \result, \curbit, lsl #4 -+ mov \result, #0 -+ mov pc, \curbit -+.p2align 3 -+1: -+ .set shift, 32 -+ .rept 32 -+ .set shift, shift - 1 -+ cmp.w \dividend, \divisor, lsl #shift -+ nop.n -+ adc.w \result, \result, \result -+ it cs -+ subcs.w \dividend, \dividend, \divisor, lsl #shift -+ .endr -+#elif defined(__ARM_TUNE_MARVELL_F__) -+ clz \curbit, \dividend -+ clz \result, \divisor -+ sub \curbit, \result, \curbit -+ mov \divisor, \divisor, lsl \curbit -+ rsb \curbit, \curbit, #31 -+ mov \curbit, \curbit, lsl #2 -+ mov \result, #0 -+ add pc, pc, \curbit, lsl #2 -+ nop -+ .rept 32 -+ cmp \dividend, \divisor -+ subcs \dividend, \dividend, \divisor -+ mov \divisor, \divisor, lsr #1 -+ adc \result, \result, \result -+ .endr -+#else /* ! defined(__ARM_TUNE_MARVELL_F__) */ - clz \curbit, \dividend - clz \result, \divisor - sub \curbit, \result, \curbit -@@ -452,6 +614,7 @@ - adc \result, \result, \result - subcs \dividend, \dividend, \divisor, lsl #shift - .endr -+#endif /* defined(__ARM_TUNE_MARVELL_F__) */ - - #else /* __ARM_ARCH__ < 5 || defined (__OPTIMIZE_SIZE__) */ - #if __ARM_ARCH__ >= 5 -@@ -499,18 +662,23 @@ - - @ Division loop - 1: cmp \dividend, \divisor -+ do_it hs, t - subhs \dividend, \dividend, \divisor - orrhs \result, \result, \curbit - cmp \dividend, \divisor, lsr #1 -+ do_it hs, t - subhs \dividend, \dividend, \divisor, lsr #1 - orrhs \result, \result, \curbit, lsr #1 - cmp \dividend, \divisor, lsr #2 -+ do_it hs, t - subhs \dividend, \dividend, \divisor, lsr #2 - orrhs \result, \result, \curbit, lsr #2 - cmp \dividend, \divisor, lsr #3 -+ do_it hs, t - subhs \dividend, \dividend, \divisor, lsr #3 - orrhs \result, \result, \curbit, lsr #3 - cmp \dividend, #0 @ Early termination? -+ do_it ne, t - movnes \curbit, \curbit, lsr #4 @ No, any more bits to do? - movne \divisor, \divisor, lsr #4 - bne 1b -@@ -799,13 +967,14 @@ - /* ------------------------------------------------------------------------ */ - #ifdef L_udivsi3 - -+#if defined(__ARM_ARCH_6M__) -+ - FUNC_START udivsi3 - FUNC_ALIAS aeabi_uidiv udivsi3 - --#ifdef __thumb__ -- - cmp divisor, #0 - beq LSYM(Ldiv0) -+LSYM(udivsi3_nodiv0): - mov curbit, #1 - mov result, #0 - -@@ -819,9 +988,16 @@ - pop { work } - RET - --#else /* ARM version. */ -+#else /* ARM/Thumb-2 version. */ -+ -+ ARM_FUNC_START udivsi3 -+ ARM_FUNC_ALIAS aeabi_uidiv udivsi3 - -+ /* Note: if called via udivsi3_nodiv0, this will unnecessarily check -+ for division-by-zero a second time. */ -+LSYM(udivsi3_nodiv0): - subs r2, r1, #1 -+ do_it eq - RETc(eq) - bcc LSYM(Ldiv0) - cmp r0, r1 -@@ -834,7 +1010,8 @@ - mov r0, r2 - RET - --11: moveq r0, #1 -+11: do_it eq, e -+ moveq r0, #1 - movne r0, #0 - RET - -@@ -845,19 +1022,24 @@ - - #endif /* ARM version */ - -- DIV_FUNC_END udivsi3 -+ DIV_FUNC_END udivsi3 unsigned - -+#if defined(__ARM_ARCH_6M__) - FUNC_START aeabi_uidivmod --#ifdef __thumb__ -+ cmp r1, #0 -+ beq LSYM(Ldiv0) - push {r0, r1, lr} -- bl SYM(__udivsi3) -+ bl LSYM(udivsi3_nodiv0) - POP {r1, r2, r3} - mul r2, r0 - sub r1, r1, r2 - bx r3 - #else -+ARM_FUNC_START aeabi_uidivmod -+ cmp r1, #0 -+ beq LSYM(Ldiv0) - stmfd sp!, { r0, r1, lr } -- bl SYM(__udivsi3) -+ bl LSYM(udivsi3_nodiv0) - ldmfd sp!, { r1, r2, lr } - mul r3, r2, r0 - sub r1, r1, r3 -@@ -904,19 +1086,20 @@ - - #endif /* ARM version. */ - -- DIV_FUNC_END umodsi3 -+ DIV_FUNC_END umodsi3 unsigned - - #endif /* L_umodsi3 */ - /* ------------------------------------------------------------------------ */ - #ifdef L_divsi3 - -+#if defined(__ARM_ARCH_6M__) -+ - FUNC_START divsi3 - FUNC_ALIAS aeabi_idiv divsi3 - --#ifdef __thumb__ - cmp divisor, #0 - beq LSYM(Ldiv0) -- -+LSYM(divsi3_nodiv0): - push { work } - mov work, dividend - eor work, divisor @ Save the sign of the result. -@@ -945,15 +1128,21 @@ - pop { work } - RET - --#else /* ARM version. */ -+#else /* ARM/Thumb-2 version. */ - -+ ARM_FUNC_START divsi3 -+ ARM_FUNC_ALIAS aeabi_idiv divsi3 -+ - cmp r1, #0 -- eor ip, r0, r1 @ save the sign of the result. - beq LSYM(Ldiv0) -+LSYM(divsi3_nodiv0): -+ eor ip, r0, r1 @ save the sign of the result. -+ do_it mi - rsbmi r1, r1, #0 @ loops below use unsigned. - subs r2, r1, #1 @ division by 1 or -1 ? - beq 10f - movs r3, r0 -+ do_it mi - rsbmi r3, r0, #0 @ positive dividend value - cmp r3, r1 - bls 11f -@@ -963,14 +1152,18 @@ - ARM_DIV_BODY r3, r1, r0, r2 - - cmp ip, #0 -+ do_it mi - rsbmi r0, r0, #0 - RET - - 10: teq ip, r0 @ same sign ? -+ do_it mi - rsbmi r0, r0, #0 - RET - --11: movlo r0, #0 -+11: do_it lo -+ movlo r0, #0 -+ do_it eq,t - moveq r0, ip, asr #31 - orreq r0, r0, #1 - RET -@@ -979,24 +1172,30 @@ - - cmp ip, #0 - mov r0, r3, lsr r2 -+ do_it mi - rsbmi r0, r0, #0 - RET - - #endif /* ARM version */ - -- DIV_FUNC_END divsi3 -+ DIV_FUNC_END divsi3 signed - -+#if defined(__ARM_ARCH_6M__) - FUNC_START aeabi_idivmod --#ifdef __thumb__ -+ cmp r1, #0 -+ beq LSYM(Ldiv0) - push {r0, r1, lr} -- bl SYM(__divsi3) -+ bl LSYM(divsi3_nodiv0) - POP {r1, r2, r3} - mul r2, r0 - sub r1, r1, r2 - bx r3 - #else -+ARM_FUNC_START aeabi_idivmod -+ cmp r1, #0 -+ beq LSYM(Ldiv0) - stmfd sp!, { r0, r1, lr } -- bl SYM(__divsi3) -+ bl LSYM(divsi3_nodiv0) - ldmfd sp!, { r1, r2, lr } - mul r3, r2, r0 - sub r1, r1, r3 -@@ -1062,21 +1261,25 @@ - - #endif /* ARM version */ - -- DIV_FUNC_END modsi3 -+ DIV_FUNC_END modsi3 signed - - #endif /* L_modsi3 */ - /* ------------------------------------------------------------------------ */ - #ifdef L_dvmd_tls - -- FUNC_START div0 -- FUNC_ALIAS aeabi_idiv0 div0 -- FUNC_ALIAS aeabi_ldiv0 div0 -- -+#ifdef __ARM_EABI__ -+ WEAK aeabi_idiv0 -+ WEAK aeabi_ldiv0 -+ FUNC_START aeabi_idiv0 -+ FUNC_START aeabi_ldiv0 - RET -- - FUNC_END aeabi_ldiv0 - FUNC_END aeabi_idiv0 -+#else -+ FUNC_START div0 -+ RET - FUNC_END div0 -+#endif - - #endif /* L_divmodsi_tools */ - /* ------------------------------------------------------------------------ */ -@@ -1086,16 +1289,49 @@ - /* Constant taken from . */ - #define SIGFPE 8 - -+#ifdef __ARM_EABI__ -+ WEAK aeabi_idiv0 -+ WEAK aeabi_ldiv0 -+ ARM_FUNC_START aeabi_idiv0 -+ ARM_FUNC_START aeabi_ldiv0 -+#else - ARM_FUNC_START div0 -+#endif - -- do_push {r1, lr} -+ do_push (r1, lr) - mov r0, #SIGFPE - bl SYM(raise) __PLT__ - RETLDM r1 - -+#ifdef __ARM_EABI__ -+ FUNC_END aeabi_ldiv0 -+ FUNC_END aeabi_idiv0 -+#else - FUNC_END div0 -+#endif - - #endif /* L_dvmd_lnx */ -+#ifdef L_clear_cache -+#if defined __ARM_EABI__ && defined __linux__ -+@ EABI GNU/Linux call to cacheflush syscall. -+ ARM_FUNC_START clear_cache -+ do_push (r7) -+#if __ARM_ARCH__ >= 7 || defined(__ARM_ARCH_6T2__) -+ movw r7, #2 -+ movt r7, #0xf -+#else -+ mov r7, #0xf0000 -+ add r7, r7, #2 -+#endif -+ mov r2, #0 -+ swi 0 -+ do_pop (r7) -+ RET -+ FUNC_END clear_cache -+#else -+#error "This is only for ARM EABI GNU/Linux" -+#endif -+#endif /* L_clear_cache */ - /* ------------------------------------------------------------------------ */ - /* Dword shift operations. */ - /* All the following Dword shift variants rely on the fact that -@@ -1292,7 +1528,7 @@ - push {r4, lr} - # else - ARM_FUNC_START clzdi2 -- do_push {r4, lr} -+ do_push (r4, lr) - # endif - cmp xxh, #0 - bne 1f -diff -Nur a/gcc/config/arm/linux-eabi.h b/gcc/config/arm/linux-eabi.h ---- a/gcc/config/arm/linux-eabi.h 2007-11-08 14:44:09.000000000 +0100 -+++ b/gcc/config/arm/linux-eabi.h 2010-01-25 09:50:28.995687913 +0100 -@@ -66,22 +66,14 @@ - /* At this point, bpabi.h will have clobbered LINK_SPEC. We want to - use the GNU/Linux version, not the generic BPABI version. */ - #undef LINK_SPEC --#define LINK_SPEC LINUX_TARGET_LINK_SPEC -+#define LINK_SPEC LINUX_TARGET_LINK_SPEC BE8_LINK_SPEC - - /* Use the default LIBGCC_SPEC, not the version in linux-elf.h, as we - do not use -lfloat. */ - #undef LIBGCC_SPEC - --/* Clear the instruction cache from `beg' to `end'. This makes an -- inline system call to SYS_cacheflush. */ -+/* Clear the instruction cache from `beg' to `end'. This is -+ implemented in lib1funcs.asm, so ensure an error if this definition -+ is used. */ - #undef CLEAR_INSN_CACHE --#define CLEAR_INSN_CACHE(BEG, END) \ --{ \ -- register unsigned long _beg __asm ("a1") = (unsigned long) (BEG); \ -- register unsigned long _end __asm ("a2") = (unsigned long) (END); \ -- register unsigned long _flg __asm ("a3") = 0; \ -- register unsigned long _scno __asm ("r7") = 0xf0002; \ -- __asm __volatile ("swi 0 @ sys_cacheflush" \ -- : "=r" (_beg) \ -- : "0" (_beg), "r" (_end), "r" (_flg), "r" (_scno)); \ --} -+#define CLEAR_INSN_CACHE(BEG, END) not used -diff -Nur a/gcc/config/arm/linux-elf.h b/gcc/config/arm/linux-elf.h ---- a/gcc/config/arm/linux-elf.h 2009-02-20 16:20:38.000000000 +0100 -+++ b/gcc/config/arm/linux-elf.h 2010-01-25 09:50:28.995687913 +0100 -@@ -98,7 +98,7 @@ - - /* NWFPE always understands FPA instructions. */ - #undef FPUTYPE_DEFAULT --#define FPUTYPE_DEFAULT FPUTYPE_FPA_EMU3 -+#define FPUTYPE_DEFAULT "fpe3" - - /* Call the function profiler with a given profile label. */ - #undef ARM_FUNCTION_PROFILER -diff -Nur a/gcc/config/arm/marvell-f.md b/gcc/config/arm/marvell-f.md ---- a/gcc/config/arm/marvell-f.md 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/marvell-f.md 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,365 @@ -+;; Marvell 2850 pipeline description -+;; Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc. -+;; Written by Marvell and CodeSourcery, Inc. -+ -+;; This file is part of GCC. -+ -+;; GCC is free software; you can redistribute it and/or modify it -+;; under the terms of the GNU General Public License as published -+;; by the Free Software Foundation; either version 2, or (at your -+;; option) any later version. -+ -+;; GCC is distributed in the hope that it will be useful, but WITHOUT -+;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -+;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public -+;; License for more details. -+ -+;; You should have received a copy of the GNU General Public License -+;; along with GCC; see the file COPYING. If not, write to -+;; the Free Software Foundation, 51 Franklin Street, Fifth Floor, -+;; Boston, MA 02110-1301, USA. -+ -+;; This automaton provides a pipeline description for the Marvell -+;; 2850 core. -+;; -+;; The model given here assumes that the condition for all conditional -+;; instructions is "true", i.e., that all of the instructions are -+;; actually executed. -+ -+(define_automaton "marvell_f") -+ -+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -+;; Pipelines -+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -+ -+;; This is a dual-issue processor with three pipelines: -+;; -+;; 1. Arithmetic and load/store pipeline A1. -+;; Issue | E1 | E2 | OF | WR | WB for load-store instructions -+;; Issue | E1 | E2 | WB for arithmetic instructions -+;; -+;; 2. Arithmetic pipeline A2. -+;; Issue | E1 | E2 | WB -+;; -+;; 3. Multiply and multiply-accumulate pipeline. -+;; Issue | MAC1 | MAC2 | MAC3 | WB -+;; -+;; There are various bypasses modelled to a greater or lesser extent. -+;; -+;; Latencies in this file correspond to the number of cycles after -+;; the issue stage that it takes for the result of the instruction to -+;; be computed, or for its side-effects to occur. -+ -+(define_cpu_unit "a1_e1,a1_e2,a1_of,a1_wr,a1_wb" "marvell_f") ; ALU 1 -+(define_cpu_unit "a2_e1,a2_e2,a2_wb" "marvell_f") ; ALU 2 -+(define_cpu_unit "m_1,m_2,m_3,m_wb" "marvell_f") ; MAC -+ -+;; We define an SRAM cpu unit to enable us to describe conflicts -+;; between loads at the E2 stage and stores at the WR stage. -+ -+(define_cpu_unit "sram" "marvell_f") -+ -+;; Handling of dual-issue constraints. -+;; -+;; Certain pairs of instructions can be issued in parallel, and certain -+;; pairs cannot. We divide a subset of the instructions into groups as -+;; follows. -+;; -+;; - data processing 1 (mov, mvn); -+;; - data processing 2 (adc, add, and, bic, cmn, cmp, eor, orr, rsb, -+;; rsc, sbc, sub, teq, tst); -+;; - load single (ldr, ldrb, ldrbt, ldrt, ldrh, ldrsb, ldrsh); -+;; - store single (str, strb, strbt, strt, strh); -+;; - swap (swp, swpb); -+;; - pld; -+;; - count leading zeros and DSP add/sub (clz, qadd, qdadd, qsub, qdsub); -+;; - multiply 2 (mul, muls, smull, umull, smulxy, smulls, umulls); -+;; - multiply 3 (mla, mlas, smlal, umlal, smlaxy, smlalxy, smlawx, -+;; smlawy, smlals, umlals); -+;; - branches (b, bl, blx, bx). -+;; -+;; Ignoring conditional execution, it is a good approximation to the core -+;; to model that two instructions may only be issued in parallel if the -+;; following conditions are met. -+;; I. The instructions both fall into one of the above groups and their -+;; corresponding groups have a entry in the matrix below that is not X. -+;; II. The second instruction does not read any register updated by the -+;; first instruction (already enforced by the GCC scheduler). -+;; III. The second instruction does not need the carry flag updated by the -+;; first instruction. Currently we do not model this. -+;; -+;; First Second instruction group -+;; insn -+;; DP1 DP2 L S SWP PLD CLZ M2 M3 B -+;; -+;; DP1 ok ok ok ok ok ok ok ok ok ok -+;; DP2(1) ok ok ok ok ok ok ok ok ok ok -+;; DP2(2) ok (2) ok (4) ok ok ok ok X ok -+;; L } -+;; SWP } ok ok X X X X ok ok ok ok -+;; PLD } -+;; S(3) ok ok X X X X ok ok ok ok -+;; S(4) ok (2) X X X X ok ok X ok -+;; CLZ ok ok ok ok ok ok ok ok ok ok -+;; M2 ok ok ok ok ok ok ok X X ok -+;; M3 ok (2) ok (4) ok ok ok X X ok -+;; B ok ok ok ok ok ok ok ok ok ok -+;; -+;; (1) without register shift -+;; (2) with register shift -+;; (3) with immediate offset -+;; (4) with register offset -+;; -+;; We define a fake cpu unit "reg_shift_lock" to enforce constraints -+;; between instructions in groups DP2(2) and M3. All other -+;; constraints are enforced automatically by virtue of the limited -+;; number of pipelines available for the various operations, with -+;; the exception of constraints involving S(4) that we do not model. -+ -+(define_cpu_unit "reg_shift_lock" "marvell_f") -+ -+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -+;; ALU instructions -+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -+ -+;; 1. Certain logic operations can be retired after the E1 stage if -+;; the pipeline is not already retiring another instruction. In this -+;; model we assume this behaviour always holds for mov, mvn, and, orr, eor -+;; instructions. If a register shift is involved and the instruction is -+;; not mov or mvn, then a dual-issue constraint must be enforced. -+ -+;; The first two cases are separate so they can be identified for -+;; bypasses below. -+ -+(define_insn_reservation "marvell_f_alu_early_retire" 1 -+ (and (eq_attr "tune" "marvell_f") -+ (and (eq_attr "type" "alu") -+ (eq_attr "insn" "mov,mvn,and,orr,eor"))) -+ "(a1_e1,a1_wb)|(a2_e1,a2_wb)") -+ -+(define_insn_reservation "marvell_f_alu_early_retire_shift" 1 -+ (and (eq_attr "tune" "marvell_f") -+ (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "insn" "mov,mvn,and,orr,eor"))) -+ "(a1_e1,a1_wb)|(a2_e1,a2_wb)") -+ -+(define_insn_reservation "marvell_f_alu_early_retire_reg_shift1" 1 -+ (and (eq_attr "tune" "marvell_f") -+ (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "insn" "mov,mvn"))) -+ "(a1_e1,a1_wb)|(a2_e1,a2_wb)") -+ -+(define_insn_reservation "marvell_f_alu_early_retire_reg_shift2" 1 -+ (and (eq_attr "tune" "marvell_f") -+ (and (eq_attr "type" "alu_shift_reg") -+ (eq_attr "insn" "and,orr,eor"))) -+ "(reg_shift_lock+a1_e1,a1_wb)|(reg_shift_lock+a2_e1,a2_wb)") -+ -+;; 2. ALU operations with no shifted operand. These bypass the E1 stage if -+;; the E2 stage of the corresponding pipeline is clear; here, we always -+;; model this scenario [*]. We give the operation a latency of 1 yet reserve -+;; both E1 and E2 for it (thus preventing the GCC scheduler, in the case -+;; where both E1 and E2 of one pipeline are clear, from issuing one -+;; instruction to each). -+;; -+;; [*] The non-bypass case is a latency of two, reserving E1 on the first -+;; cycle and E2 on the next. Due to the way the scheduler works we -+;; have to choose between taking this as the default and taking the -+;; above case (with latency one) as the default; we choose the latter. -+ -+(define_insn_reservation "marvell_f_alu_op_bypass_e1" 1 -+ (and (eq_attr "tune" "marvell_f") -+ (and (eq_attr "type" "alu") -+ (not (eq_attr "insn" "mov,mvn,and,orr,eor")))) -+ "(a1_e1+a1_e2,a1_wb)|(a2_e1+a2_e2,a2_wb)") -+ -+;; 3. ALU operations with a shift-by-constant operand. -+ -+(define_insn_reservation "marvell_f_alu_shift_op" 2 -+ (and (eq_attr "tune" "marvell_f") -+ (and (eq_attr "type" "alu_shift") -+ (not (eq_attr "insn" "mov,mvn,and,orr,eor")))) -+ "(a1_e1,a1_e2,a1_wb)|(a2_e1,a2_e2,a2_wb)") -+ -+;; 4. ALU operations with a shift-by-register operand. Since the -+;; instruction is never mov or mvn, a dual-issue constraint must -+;; be enforced. -+ -+(define_insn_reservation "marvell_f_alu_shift_reg_op" 2 -+ (and (eq_attr "tune" "marvell_f") -+ (and (eq_attr "type" "alu_shift_reg") -+ (not (eq_attr "insn" "mov,mvn,and,orr,eor")))) -+ "(reg_shift_lock+a1_e1,a1_e2,a1_wb)|(reg_shift_lock+a2_e1,a2_e2,a2_wb)") -+ -+;; Given an ALU operation with shift (I1) followed by another ALU -+;; operation (I2), with I2 depending on the destination register Rd of I1 -+;; and with I2 not using that value as the amount or the starting value for -+;; a shift, then I1 and I2 may be issued to the same pipeline on -+;; consecutive cycles. In terms of this model that corresponds to I1 -+;; having a latency of one cycle. There are three cases for various -+;; I1 and I2 as follows. -+ -+;; (a) I1 has a constant or register shift and I2 doesn't have a shift at all. -+(define_bypass 1 "marvell_f_alu_shift_op,\ -+ marvell_f_alu_shift_reg_op" -+ "marvell_f_alu_op_bypass_e1,marvell_f_alu_early_retire") -+ -+;; (b) I1 has a constant or register shift and I2 has a constant shift. -+;; Rd must not provide the starting value for the shift. -+(define_bypass 1 "marvell_f_alu_shift_op,\ -+ marvell_f_alu_shift_reg_op" -+ "marvell_f_alu_shift_op,marvell_f_alu_early_retire_shift" -+ "arm_no_early_alu_shift_value_dep") -+ -+;; (c) I1 has a constant or register shift and I2 has a register shift. -+;; Rd must not provide the amount by which to shift. -+(define_bypass 1 "marvell_f_alu_shift_op,\ -+ marvell_f_alu_shift_reg_op" -+ "marvell_f_alu_shift_reg_op,\ -+ marvell_f_alu_early_retire_reg_shift1,\ -+ marvell_f_alu_early_retire_reg_shift2" -+ "arm_no_early_alu_shift_dep") -+ -+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -+;; Multiplication instructions -+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -+ -+;; Multiplication instructions in group "Multiply 2". -+ -+(define_insn_reservation "marvell_f_multiply_2" 3 -+ (and (eq_attr "tune" "marvell_f") -+ (eq_attr "insn" "mul,muls,smull,umull,smulxy,smulls,umulls")) -+ "m_1,m_2,m_3,m_wb") -+ -+;; Multiplication instructions in group "Multiply 3". There is a -+;; dual-issue constraint with non-multiplication ALU instructions -+;; to be respected here. -+ -+(define_insn_reservation "marvell_f_multiply_3" 3 -+ (and (eq_attr "tune" "marvell_f") -+ (eq_attr "insn" "mla,mlas,smlal,umlal,smlaxy,smlalxy,smlawx,\ -+ smlawy,smlals,umlals")) -+ "reg_shift_lock+m_1,m_2,m_3,m_wb") -+ -+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -+;; Branch instructions -+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -+ -+;; Conditional backward b instructions can have a zero-cycle penalty, and -+;; other conditional b and bl instructions have a one-cycle penalty if -+;; predicted correctly. Currently we model the zero-cycle case for all -+;; branches. -+ -+(define_insn_reservation "marvell_f_branches" 0 -+ (and (eq_attr "tune" "marvell_f") -+ (eq_attr "type" "branch")) -+ "nothing") -+ -+;; Call latencies are not predictable; a semi-arbitrary very large -+;; number is used as "positive infinity" for such latencies. -+ -+(define_insn_reservation "marvell_f_call" 32 -+ (and (eq_attr "tune" "marvell_f") -+ (eq_attr "type" "call")) -+ "nothing") -+ -+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -+;; Load/store instructions -+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; -+ -+;; The models for load/store instructions do not accurately describe -+;; the difference between operations with a base register writeback. -+;; These models assume that all memory references hit in dcache. -+ -+;; 1. Load/store for single registers. -+ -+;; The worst case for a load is when the load result is needed in E1 -+;; (for example for a register shift), giving a latency of four. Loads -+;; skip E1 and access memory at the E2 stage. -+ -+(define_insn_reservation "marvell_f_load1" 4 -+ (and (eq_attr "tune" "marvell_f") -+ (eq_attr "type" "load1,load_byte")) -+ "a1_e2+sram,a1_of,a1_wr,a1_wb") -+ -+;; The result for a load may be bypassed (to be available at the same -+;; time as the load arrives in the WR stage, so effectively at the OF -+;; stage) to the Rn operand at E2 with a latency of two. The result may -+;; be bypassed to a non-Rn operand at E2 with a latency of three. For -+;; instructions without shifts, detection of an Rn bypass situation is -+;; difficult (because some of the instruction patterns switch their -+;; operands), and so we do not model that here. For instructions with -+;; shifts, the operand used at E2 will always be Rn, and so we can -+;; model the latency-two bypass for these. -+ -+(define_bypass 2 "marvell_f_load1" -+ "marvell_f_alu_shift_op" -+ "arm_no_early_alu_shift_value_dep") -+ -+(define_bypass 2 "marvell_f_load1" -+ "marvell_f_alu_shift_reg_op" -+ "arm_no_early_alu_shift_dep") -+ -+;; Stores write at the WR stage and loads read at the E2 stage, giving -+;; a store latency of three. -+ -+(define_insn_reservation "marvell_f_store1" 3 -+ (and (eq_attr "tune" "marvell_f") -+ (eq_attr "type" "store1")) -+ "a1_e2,a1_of,a1_wr+sram,a1_wb") -+ -+;; 2. Load/store for two consecutive registers. These may be dealt -+;; with in the same number of cycles as single loads and stores. -+ -+(define_insn_reservation "marvell_f_load2" 4 -+ (and (eq_attr "tune" "marvell_f") -+ (eq_attr "type" "load2")) -+ "a1_e2+sram,a1_of,a1_wr,a1_wb") -+ -+(define_insn_reservation "marvell_f_store2" 3 -+ (and (eq_attr "tune" "marvell_f") -+ (eq_attr "type" "store2")) -+ "a1_e2,a1_of,a1_wr+sram,a1_wb") -+ -+;; The first word of a doubleword load is eligible for the latency-two -+;; bypass described above for single loads, but this is not modelled here. -+;; We do however assume that either word may also be bypassed with -+;; latency three for ALU operations with shifts (where the shift value and -+;; amount do not depend on the loaded value) and latency four for ALU -+;; operations without shifts. The latency four case is of course the default. -+ -+(define_bypass 3 "marvell_f_load2" -+ "marvell_f_alu_shift_op" -+ "arm_no_early_alu_shift_value_dep") -+ -+(define_bypass 3 "marvell_f_load2" -+ "marvell_f_alu_shift_reg_op" -+ "arm_no_early_alu_shift_dep") -+ -+;; 3. Load/store for more than two registers. -+ -+;; These instructions stall for an extra cycle in the decode stage; -+;; individual load/store instructions for each register are then issued. -+;; The load/store multiple instruction itself is removed from the decode -+;; stage at the same time as the final load/store instruction is issued. -+;; To complicate matters, pairs of loads/stores referencing two -+;; consecutive registers will be issued together as doubleword operations. -+;; We model a 3-word load as an LDR plus an LDRD, and a 4-word load -+;; as two LDRDs; thus, these are allocated the same latencies (the -+;; latency for two consecutive loads plus one for the setup stall). -+;; The extra stall is modelled by reserving E1. -+ -+(define_insn_reservation "marvell_f_load3_4" 6 -+ (and (eq_attr "tune" "marvell_f") -+ (eq_attr "type" "load3,load4")) -+ "a1_e1,a1_e1+a1_e2+sram,a1_e2+sram+a1_of,a1_of+a1_wr,a1_wr+a1_wb,a1_wb") -+ -+;; Bypasses are possible for ldm as for single loads, but we do not -+;; model them here since the order of the constituent loads is -+;; difficult to predict. -+ -+(define_insn_reservation "marvell_f_store3_4" 5 -+ (and (eq_attr "tune" "marvell_f") -+ (eq_attr "type" "store3,store4")) -+ "a1_e1,a1_e1+a1_e2,a1_e2+a1_of,a1_of+a1_wr+sram,a1_wr+sram+a1_wb,a1_wb") -+ -diff -Nur a/gcc/config/arm/marvell-f-vfp.md b/gcc/config/arm/marvell-f-vfp.md ---- a/gcc/config/arm/marvell-f-vfp.md 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/marvell-f-vfp.md 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,153 @@ -+;; Marvell 2850 VFP pipeline description -+;; Copyright (C) 2007 Free Software Foundation, Inc. -+;; Written by CodeSourcery, Inc. -+ -+;; This file is part of GCC. -+ -+;; GCC is distributed in the hope that it will be useful, but WITHOUT -+;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -+;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public -+;; License for more details. -+ -+;; You should have received a copy of the GNU General Public License -+;; along with GCC; see the file COPYING. If not, write to -+;; the Free Software Foundation, 51 Franklin Street, Fifth Floor, -+;; Boston, MA 02110-1301, USA. -+ -+;; This automaton provides a pipeline description for the Marvell -+;; 2850 core. -+;; -+;; The model given here assumes that the condition for all conditional -+;; instructions is "true", i.e., that all of the instructions are -+;; actually executed. -+ -+(define_automaton "marvell_f_vfp") -+ -+;; This is a single-issue VFPv2 implementation with the following execution -+;; units: -+;; -+;; 1. Addition/subtraction unit; takes three cycles, pipelined. -+;; 2. Multiplication unit; takes four cycles, pipelined. -+;; 3. Add buffer, used for multiply-accumulate (see below). -+;; 4. Divide/square root unit, not pipelined. -+;; For single-precision: takes sixteen cycles, can accept another insn -+;; after fifteen cycles. -+;; For double-precision: takes thirty-one cycles, can accept another insn -+;; after thirty cycles. -+;; 5. Single-cycle unit, pipelined. -+;; This does absolute value/copy/negate/compare in one cycle and -+;; conversion in two cycles. -+;; -+;; When all three operands of a multiply-accumulate instruction are ready, -+;; one is issued to the add buffer (which can hold six operands in a FIFO) -+;; and the two to be multiplied are issued to the multiply unit. After -+;; four cycles in the multiply unit, one cycle is taken to issue the -+;; operand from the add buffer plus the multiplication result to the -+;; addition/subtraction unit. That issue takes priority over any add/sub -+;; instruction waiting at the normal issue stage, but may be performed in -+;; parallel with the issue of a non-add/sub instruction. The total time -+;; for a multiply-accumulate instruction to pass through the execution -+;; units is hence eight cycles. -+;; -+;; We do not need to explicitly model the add buffer because it can -+;; always issue the instruction at the head of its FIFO (due to the above -+;; priority rule) and there are more spaces in the add buffer (six) than -+;; there are stages (four) in the multiplication unit. -+;; -+;; Two instructions may be retired at once from the head of an 8-entry -+;; reorder buffer. Data from these first two instructions only may be -+;; forwarded to the inputs of the issue unit. We assume that the -+;; pressure on the reorder buffer will be sufficiently low that every -+;; instruction entering it will be eligible for data forwarding. Since -+;; data is forwarded to the issue unit and not the execution units (so -+;; for example single-cycle instructions cannot be issued back-to-back), -+;; the latencies given below are the cycle counts above plus one. -+ -+(define_cpu_unit "mf_vfp_issue" "marvell_f_vfp") -+(define_cpu_unit "mf_vfp_add" "marvell_f_vfp") -+(define_cpu_unit "mf_vfp_mul" "marvell_f_vfp") -+(define_cpu_unit "mf_vfp_div" "marvell_f_vfp") -+(define_cpu_unit "mf_vfp_single_cycle" "marvell_f_vfp") -+ -+;; An attribute to indicate whether our reservations are applicable. -+ -+(define_attr "marvell_f_vfp" "yes,no" -+ (const (if_then_else (and (eq_attr "tune" "marvell_f") -+ (eq_attr "fpu" "vfp")) -+ (const_string "yes") (const_string "no")))) -+ -+;; Reservations of functional units. The nothing*2 reservations at the -+;; start of many of the reservation strings correspond to the decode -+;; stages. We need to have these reservations so that we can correctly -+;; reserve parts of the core's A1 pipeline for loads and stores. For -+;; that case (since loads skip E1) the pipelines line up thus: -+;; A1 pipe: Issue E2 OF WR WB ... -+;; VFP pipe: Fetch Decode1 Decode2 Issue Execute1 ... -+;; For a load, we need to make a reservation of E2, and thus we must -+;; use Decode1 as the starting point for all VFP reservations here. -+;; -+;; For reservations of pipelined VFP execution units we only reserve -+;; the execution unit for the first execution cycle, omitting any trailing -+;; "nothing" reservations. -+ -+(define_insn_reservation "marvell_f_vfp_add" 4 -+ (and (eq_attr "marvell_f_vfp" "yes") -+ (eq_attr "type" "farith")) -+ "nothing*2,mf_vfp_issue,mf_vfp_add") -+ -+(define_insn_reservation "marvell_f_vfp_mul" 5 -+ (and (eq_attr "marvell_f_vfp" "yes") -+ (eq_attr "type" "fmuls,fmuld")) -+ "nothing*2,mf_vfp_issue,mf_vfp_mul") -+ -+(define_insn_reservation "marvell_f_vfp_divs" 17 -+ (and (eq_attr "marvell_f_vfp" "yes") -+ (eq_attr "type" "fdivs")) -+ "nothing*2,mf_vfp_issue,mf_vfp_div*15") -+ -+(define_insn_reservation "marvell_f_vfp_divd" 32 -+ (and (eq_attr "marvell_f_vfp" "yes") -+ (eq_attr "type" "fdivd")) -+ "nothing*2,mf_vfp_issue,mf_vfp_div*30") -+ -+;; The DFA lookahead is small enough that the "add" reservation here -+;; will always take priority over any addition/subtraction instruction -+;; issued five cycles after the multiply-accumulate instruction, as -+;; required. -+(define_insn_reservation "marvell_f_vfp_mac" 9 -+ (and (eq_attr "marvell_f_vfp" "yes") -+ (eq_attr "type" "fmacs,fmacd")) -+ "nothing*2,mf_vfp_issue,mf_vfp_mul,nothing*4,mf_vfp_add") -+ -+(define_insn_reservation "marvell_f_vfp_single" 2 -+ (and (eq_attr "marvell_f_vfp" "yes") -+ (eq_attr "type" "ffarith")) -+ "nothing*2,mf_vfp_issue,mf_vfp_single_cycle") -+ -+(define_insn_reservation "marvell_f_vfp_convert" 3 -+ (and (eq_attr "marvell_f_vfp" "yes") -+ (eq_attr "type" "f_cvt")) -+ "nothing*2,mf_vfp_issue,mf_vfp_single_cycle") -+ -+(define_insn_reservation "marvell_f_vfp_load" 2 -+ (and (eq_attr "marvell_f_vfp" "yes") -+ (eq_attr "type" "f_loads,f_loadd")) -+ "a1_e2+sram,a1_of,a1_wr+mf_vfp_issue,a1_wb+mf_vfp_single_cycle") -+ -+(define_insn_reservation "marvell_f_vfp_from_core" 2 -+ (and (eq_attr "marvell_f_vfp" "yes") -+ (eq_attr "type" "r_2_f")) -+ "a1_e2,a1_of,a1_wr+mf_vfp_issue,a1_wb+mf_vfp_single_cycle") -+ -+;; The interaction between the core and VFP pipelines during VFP -+;; store operations and core <-> VFP moves is not clear, so we guess. -+(define_insn_reservation "marvell_f_vfp_store" 3 -+ (and (eq_attr "marvell_f_vfp" "yes") -+ (eq_attr "type" "f_stores,f_stored")) -+ "a1_e2,a1_of,mf_vfp_issue,a1_wr+sram+mf_vfp_single_cycle") -+ -+(define_insn_reservation "marvell_f_vfp_to_core" 4 -+ (and (eq_attr "marvell_f_vfp" "yes") -+ (eq_attr "type" "f_2_r")) -+ "a1_e2,a1_of,a1_wr+mf_vfp_issue,a1_wb+mf_vfp_single_cycle") -+ -diff -Nur a/gcc/config/arm/montavista-linux.h b/gcc/config/arm/montavista-linux.h ---- a/gcc/config/arm/montavista-linux.h 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/montavista-linux.h 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,33 @@ -+/* MontaVista GNU/Linux Configuration. -+ Copyright (C) 2009 -+ Free Software Foundation, Inc. -+ -+This file is part of GCC. -+ -+GCC is free software; you can redistribute it and/or modify -+it under the terms of the GNU General Public License as published by -+the Free Software Foundation; either version 3, or (at your option) -+any later version. -+ -+GCC is distributed in the hope that it will be useful, -+but WITHOUT ANY WARRANTY; without even the implied warranty of -+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+GNU General Public License for more details. -+ -+You should have received a copy of the GNU General Public License -+along with GCC; see the file COPYING3. If not see -+. */ -+ -+/* Add -tarmv6 and -tthumb2 options for convenience in generating multilibs. -+*/ -+#undef CC1_SPEC -+#define CC1_SPEC " \ -+ %{tarmv6: -march=armv6 -mfloat-abi=softfp ; \ -+ tthumb2: -mthumb -march=armv7-a -mfloat-abi=softfp ; \ -+ : -march=armv5t}" -+ -+/* The various C libraries each have their own subdirectory. */ -+#undef SYSROOT_SUFFIX_SPEC -+#define SYSROOT_SUFFIX_SPEC \ -+ "%{tarmv6:/armv6 ; \ -+ tthumb2:/thumb2}" -diff -Nur a/gcc/config/arm/neon-gen.ml b/gcc/config/arm/neon-gen.ml ---- a/gcc/config/arm/neon-gen.ml 2009-04-10 01:23:07.000000000 +0200 -+++ b/gcc/config/arm/neon-gen.ml 2010-01-25 09:50:28.995687913 +0100 -@@ -122,6 +122,7 @@ - | T_uint16 | T_int16 -> T_intHI - | T_uint32 | T_int32 -> T_intSI - | T_uint64 | T_int64 -> T_intDI -+ | T_float32 -> T_floatSF - | T_poly8 -> T_intQI - | T_poly16 -> T_intHI - | T_arrayof (n, elt) -> T_arrayof (n, signed_ctype elt) -@@ -320,7 +321,7 @@ - typeinfo; - Format.print_newline (); - (* Extra types not in . *) -- Format.printf "typedef __builtin_neon_sf float32_t;\n"; -+ Format.printf "typedef float float32_t;\n"; - Format.printf "typedef __builtin_neon_poly8 poly8_t;\n"; - Format.printf "typedef __builtin_neon_poly16 poly16_t;\n" - -@@ -399,7 +400,11 @@ - "extern \"C\" {"; - "#endif"; - ""; -+"#if defined (__vxworks) && defined (_WRS_KERNEL)"; -+"#include "; -+"#else"; - "#include "; -+"#endif"; - ""]; - deftypes (); - arrtypes (); -diff -Nur a/gcc/config/arm/neon.md b/gcc/config/arm/neon.md ---- a/gcc/config/arm/neon.md 2009-02-20 16:20:38.000000000 +0100 -+++ b/gcc/config/arm/neon.md 2010-01-25 09:50:28.995687913 +0100 -@@ -159,7 +159,8 @@ - (UNSPEC_VUZP1 201) - (UNSPEC_VUZP2 202) - (UNSPEC_VZIP1 203) -- (UNSPEC_VZIP2 204)]) -+ (UNSPEC_VZIP2 204) -+ (UNSPEC_MISALIGNED_ACCESS 205)]) - - ;; Double-width vector modes. - (define_mode_iterator VD [V8QI V4HI V2SI V2SF]) -@@ -459,7 +460,9 @@ - "=w,Uv,w, w, ?r,?w,?r,?r, ?Us") - (match_operand:VD 1 "general_operand" - " w,w, Dn,Uvi, w, r, r, Usi,r"))] -- "TARGET_NEON" -+ "TARGET_NEON -+ && (register_operand (operands[0], mode) -+ || register_operand (operands[1], mode))" - { - if (which_alternative == 2) - { -@@ -481,7 +484,7 @@ - - /* FIXME: If the memory layout is changed in big-endian mode, output_move_vfp - below must be changed to output_move_neon (which will use the -- element/structure loads/stores), and the constraint changed to 'Un' instead -+ element/structure loads/stores), and the constraint changed to 'Um' instead - of 'Uv'. */ - - switch (which_alternative) -@@ -506,7 +509,9 @@ - "=w,Un,w, w, ?r,?w,?r,?r, ?Us") - (match_operand:VQXMOV 1 "general_operand" - " w,w, Dn,Uni, w, r, r, Usi, r"))] -- "TARGET_NEON" -+ "TARGET_NEON -+ && (register_operand (operands[0], mode) -+ || register_operand (operands[1], mode))" - { - if (which_alternative == 2) - { -@@ -549,6 +554,11 @@ - (match_operand:TI 1 "general_operand" ""))] - "TARGET_NEON" - { -+ if (can_create_pseudo_p ()) -+ { -+ if (GET_CODE (operands[0]) != REG) -+ operands[1] = force_reg (TImode, operands[1]); -+ } - }) - - (define_expand "mov" -@@ -556,12 +566,19 @@ - (match_operand:VSTRUCT 1 "general_operand" ""))] - "TARGET_NEON" - { -+ if (can_create_pseudo_p ()) -+ { -+ if (GET_CODE (operands[0]) != REG) -+ operands[1] = force_reg (mode, operands[1]); -+ } - }) - - (define_insn "*neon_mov" - [(set (match_operand:VSTRUCT 0 "nonimmediate_operand" "=w,Ut,w") - (match_operand:VSTRUCT 1 "general_operand" " w,w, Ut"))] -- "TARGET_NEON" -+ "TARGET_NEON -+ && (register_operand (operands[0], mode) -+ || register_operand (operands[1], mode))" - { - switch (which_alternative) - { -@@ -658,6 +675,49 @@ - neon_disambiguate_copy (operands, dest, src, 4); - }) - -+(define_expand "movmisalign" -+ [(set (match_operand:VDQX 0 "nonimmediate_operand" "") -+ (unspec:VDQX [(match_operand:VDQX 1 "general_operand" "")] -+ UNSPEC_MISALIGNED_ACCESS))] -+ "TARGET_NEON && !BYTES_BIG_ENDIAN" -+{ -+ if (!s_register_operand (operands[0], mode) -+ && !s_register_operand (operands[1], mode)) -+ FAIL; -+}) -+ -+(define_insn "*movmisalign_neon_store" -+ [(set (match_operand:VDX 0 "memory_operand" "=Um") -+ (unspec:VDX [(match_operand:VDX 1 "s_register_operand" " w")] -+ UNSPEC_MISALIGNED_ACCESS))] -+ "TARGET_NEON && !BYTES_BIG_ENDIAN" -+ "vst1.\t{%P1}, %A0" -+ [(set_attr "neon_type" "neon_vst1_1_2_regs_vst2_2_regs")]) -+ -+(define_insn "*movmisalign_neon_load" -+ [(set (match_operand:VDX 0 "s_register_operand" "=w") -+ (unspec:VDX [(match_operand:VDX 1 "memory_operand" " Um")] -+ UNSPEC_MISALIGNED_ACCESS))] -+ "TARGET_NEON && !BYTES_BIG_ENDIAN" -+ "vld1.\t{%P0}, %A1" -+ [(set_attr "neon_type" "neon_vld1_1_2_regs")]) -+ -+(define_insn "*movmisalign_neon_store" -+ [(set (match_operand:VQX 0 "memory_operand" "=Um") -+ (unspec:VQX [(match_operand:VQX 1 "s_register_operand" " w")] -+ UNSPEC_MISALIGNED_ACCESS))] -+ "TARGET_NEON && !BYTES_BIG_ENDIAN" -+ "vst1.\t{%q1}, %A0" -+ [(set_attr "neon_type" "neon_vst1_1_2_regs_vst2_2_regs")]) -+ -+(define_insn "*movmisalign_neon_load" -+ [(set (match_operand:VQX 0 "s_register_operand" "=w") -+ (unspec:VQX [(match_operand:VQX 1 "general_operand" " Um")] -+ UNSPEC_MISALIGNED_ACCESS))] -+ "TARGET_NEON && !BYTES_BIG_ENDIAN" -+ "vld1.\t{%q0}, %A1" -+ [(set_attr "neon_type" "neon_vld1_1_2_regs")]) -+ - (define_insn "vec_set_internal" - [(set (match_operand:VD 0 "s_register_operand" "=w") - (vec_merge:VD -@@ -862,6 +922,50 @@ - (const_string "neon_mul_qqq_8_16_32_ddd_32")))))] - ) - -+(define_insn "*mul3add_neon" -+ [(set (match_operand:VDQ 0 "s_register_operand" "=w") -+ (plus:VDQ (mult:VDQ (match_operand:VDQ 2 "s_register_operand" "w") -+ (match_operand:VDQ 3 "s_register_operand" "w")) -+ (match_operand:VDQ 1 "s_register_operand" "0")))] -+ "TARGET_NEON" -+ "vmla.\t%0, %2, %3" -+ [(set (attr "neon_type") -+ (if_then_else (ne (symbol_ref "") (const_int 0)) -+ (if_then_else (ne (symbol_ref "") (const_int 0)) -+ (const_string "neon_fp_vmla_ddd") -+ (const_string "neon_fp_vmla_qqq")) -+ (if_then_else (ne (symbol_ref "") (const_int 0)) -+ (if_then_else -+ (ne (symbol_ref "") (const_int 0)) -+ (const_string "neon_mla_ddd_8_16_qdd_16_8_long_32_16_long") -+ (const_string "neon_mla_ddd_32_qqd_16_ddd_32_scalar_qdd_64_32_long_scalar_qdd_64_32_long")) -+ (if_then_else (ne (symbol_ref "") (const_int 0)) -+ (const_string "neon_mla_qqq_8_16") -+ (const_string "neon_mla_qqq_32_qqd_32_scalar")))))] -+) -+ -+(define_insn "*mul3negadd_neon" -+ [(set (match_operand:VDQ 0 "s_register_operand" "=w") -+ (minus:VDQ (match_operand:VDQ 1 "s_register_operand" "0") -+ (mult:VDQ (match_operand:VDQ 2 "s_register_operand" "w") -+ (match_operand:VDQ 3 "s_register_operand" "w"))))] -+ "TARGET_NEON" -+ "vmls.\t%0, %2, %3" -+ [(set (attr "neon_type") -+ (if_then_else (ne (symbol_ref "") (const_int 0)) -+ (if_then_else (ne (symbol_ref "") (const_int 0)) -+ (const_string "neon_fp_vmla_ddd") -+ (const_string "neon_fp_vmla_qqq")) -+ (if_then_else (ne (symbol_ref "") (const_int 0)) -+ (if_then_else -+ (ne (symbol_ref "") (const_int 0)) -+ (const_string "neon_mla_ddd_8_16_qdd_16_8_long_32_16_long") -+ (const_string "neon_mla_ddd_32_qqd_16_ddd_32_scalar_qdd_64_32_long_scalar_qdd_64_32_long")) -+ (if_then_else (ne (symbol_ref "") (const_int 0)) -+ (const_string "neon_mla_qqq_8_16") -+ (const_string "neon_mla_qqq_32_qqd_32_scalar")))))] -+) -+ - (define_insn "ior3" - [(set (match_operand:VDQ 0 "s_register_operand" "=w,w") - (ior:VDQ (match_operand:VDQ 1 "s_register_operand" "w,0") -@@ -3611,7 +3715,8 @@ - UNSPEC_VSHLL_N))] - "TARGET_NEON" - { -- neon_const_bounds (operands[2], 0, neon_element_bits (mode)); -+ /* The boundaries are: 0 < imm <= size. */ -+ neon_const_bounds (operands[2], 0, neon_element_bits (mode) + 1); - return "vshll.%T3%#\t%q0, %P1, %2"; - } - [(set_attr "neon_type" "neon_shift_1")] -diff -Nur a/gcc/config/arm/neon.ml b/gcc/config/arm/neon.ml ---- a/gcc/config/arm/neon.ml 2007-08-02 12:49:31.000000000 +0200 -+++ b/gcc/config/arm/neon.ml 2010-01-25 09:50:28.995687913 +0100 -@@ -50,7 +50,7 @@ - | T_ptrto of vectype | T_const of vectype - | T_void | T_intQI - | T_intHI | T_intSI -- | T_intDI -+ | T_intDI | T_floatSF - - (* The meanings of the following are: - TImode : "Tetra", two registers (four words). -@@ -1693,6 +1693,7 @@ - | T_intHI -> "__builtin_neon_hi" - | T_intSI -> "__builtin_neon_si" - | T_intDI -> "__builtin_neon_di" -+ | T_floatSF -> "__builtin_neon_sf" - | T_arrayof (num, base) -> - let basename = name (fun x -> x) base in - affix (Printf.sprintf "%sx%d" basename num) -diff -Nur a/gcc/config/arm/neon-testgen.ml b/gcc/config/arm/neon-testgen.ml ---- a/gcc/config/arm/neon-testgen.ml 2007-08-02 12:49:31.000000000 +0200 -+++ b/gcc/config/arm/neon-testgen.ml 2010-01-25 09:50:28.995687913 +0100 -@@ -51,8 +51,8 @@ - Printf.fprintf chan "/* This file was autogenerated by neon-testgen. */\n\n"; - Printf.fprintf chan "/* { dg-do assemble } */\n"; - Printf.fprintf chan "/* { dg-require-effective-target arm_neon_ok } */\n"; -- Printf.fprintf chan -- "/* { dg-options \"-save-temps -O0 -mfpu=neon -mfloat-abi=softfp\" } */\n"; -+ Printf.fprintf chan "/* { dg-options \"-save-temps -O0\" } */\n"; -+ Printf.fprintf chan "/* { dg-add-options arm_neon } */\n"; - Printf.fprintf chan "\n#include \"arm_neon.h\"\n\n"; - Printf.fprintf chan "void test_%s (void)\n{\n" test_name - -diff -Nur a/gcc/config/arm/netbsd-elf.h b/gcc/config/arm/netbsd-elf.h ---- a/gcc/config/arm/netbsd-elf.h 2007-08-02 12:49:31.000000000 +0200 -+++ b/gcc/config/arm/netbsd-elf.h 2010-01-25 09:50:28.995687913 +0100 -@@ -153,5 +153,5 @@ - while (0) - - #undef FPUTYPE_DEFAULT --#define FPUTYPE_DEFAULT FPUTYPE_VFP -+#define FPUTYPE_DEFAULT "vfp" - -diff -Nur a/gcc/config/arm/nocrt0.h b/gcc/config/arm/nocrt0.h ---- a/gcc/config/arm/nocrt0.h 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/nocrt0.h 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,25 @@ -+/* Definitions for generic libgloss based cofigs where crt0 is supplied by -+ the linker script. -+ Copyright (C) 2006 Free Software Foundation, Inc. -+ -+ This file is part of GCC. -+ -+ GCC is free software; you can redistribute it and/or modify it -+ under the terms of the GNU General Public License as published -+ by the Free Software Foundation; either version 3, or (at your -+ option) any later version. -+ -+ GCC is distributed in the hope that it will be useful, but WITHOUT -+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -+ or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public -+ License for more details. -+ -+ You should have received a copy of the GNU General Public License -+ along with GCC; see the file COPYING3. If not see -+ . */ -+ -+#undef STARTFILE_SPEC -+#define STARTFILE_SPEC " crti%O%s crtbegin%O%s" -+ -+#undef LIB_SPEC -+#define LIB_SPEC "-lc" -diff -Nur a/gcc/config/arm/predicates.md b/gcc/config/arm/predicates.md ---- a/gcc/config/arm/predicates.md 2009-02-20 16:20:38.000000000 +0100 -+++ b/gcc/config/arm/predicates.md 2010-01-25 09:50:28.995687913 +0100 -@@ -73,6 +73,10 @@ - || REGNO_REG_CLASS (REGNO (op)) == FPA_REGS)); - }) - -+(define_special_predicate "subreg_lowpart_operator" -+ (and (match_code "subreg") -+ (match_test "subreg_lowpart_p (op)"))) -+ - ;; Reg, subreg(reg) or const_int. - (define_predicate "reg_or_int_operand" - (ior (match_code "const_int") -@@ -168,6 +172,11 @@ - (and (match_code "plus,minus,ior,xor,and") - (match_test "mode == GET_MODE (op)"))) - -+;; True for plus/minus operators -+(define_special_predicate "plusminus_operator" -+ (and (match_code "plus,minus") -+ (match_test "mode == GET_MODE (op)"))) -+ - ;; True for logical binary operators. - (define_special_predicate "logical_binary_operator" - (and (match_code "ior,xor,and") -@@ -295,6 +304,9 @@ - HOST_WIDE_INT i = 1, base = 0; - rtx elt; - -+ if (low_irq_latency) -+ return false; -+ - if (count <= 1 - || GET_CODE (XVECEXP (op, 0, 0)) != SET) - return false; -@@ -352,6 +364,9 @@ - HOST_WIDE_INT i = 1, base = 0; - rtx elt; - -+ if (low_irq_latency) -+ return false; -+ - if (count <= 1 - || GET_CODE (XVECEXP (op, 0, 0)) != SET) - return false; -diff -Nur a/gcc/config/arm/sfp-machine.h b/gcc/config/arm/sfp-machine.h ---- a/gcc/config/arm/sfp-machine.h 2008-03-03 15:30:48.000000000 +0100 -+++ b/gcc/config/arm/sfp-machine.h 2010-01-25 09:50:28.995687913 +0100 -@@ -14,9 +14,11 @@ - #define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) - #define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) - -+#define _FP_NANFRAC_H ((_FP_QNANBIT_H << 1) - 1) - #define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1) - #define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1), -1 - #define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1 -+#define _FP_NANSIGN_H 0 - #define _FP_NANSIGN_S 0 - #define _FP_NANSIGN_D 0 - #define _FP_NANSIGN_Q 0 -@@ -92,5 +94,7 @@ - #define __fixdfdi __aeabi_d2lz - #define __fixunsdfdi __aeabi_d2ulz - #define __floatdidf __aeabi_l2d -+#define __extendhfsf2 __gnu_h2f_ieee -+#define __truncsfhf2 __gnu_f2h_ieee - - #endif /* __ARM_EABI__ */ -diff -Nur a/gcc/config/arm/t-arm b/gcc/config/arm/t-arm ---- a/gcc/config/arm/t-arm 2008-03-27 20:20:18.000000000 +0100 -+++ b/gcc/config/arm/t-arm 2010-01-25 09:50:28.995687913 +0100 -@@ -13,7 +13,9 @@ - $(srcdir)/config/arm/iwmmxt.md \ - $(srcdir)/config/arm/vfp.md \ - $(srcdir)/config/arm/neon.md \ -- $(srcdir)/config/arm/thumb2.md -+ $(srcdir)/config/arm/thumb2.md \ -+ $(srcdir)/config/arm/marvell-f.md \ -+ $(srcdir)/config/arm/hwdiv.md - - s-config s-conditions s-flags s-codes s-constants s-emit s-recog s-preds \ - s-opinit s-extract s-peep s-attr s-attrtab s-output: $(MD_INCLUDES) -diff -Nur a/gcc/config/arm/t-arm-elf b/gcc/config/arm/t-arm-elf ---- a/gcc/config/arm/t-arm-elf 2008-06-12 19:29:47.000000000 +0200 -+++ b/gcc/config/arm/t-arm-elf 2010-01-25 09:50:28.995687913 +0100 -@@ -24,10 +24,18 @@ - #MULTILIB_MATCHES += march?armv7=march?armv7-a - #MULTILIB_MATCHES += march?armv7=march?armv7-r - #MULTILIB_MATCHES += march?armv7=march?armv7-m -+#MULTILIB_MATCHES += march?armv7=march?armv7e-m - #MULTILIB_MATCHES += march?armv7=mcpu?cortex-a8 - #MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4 - #MULTILIB_MATCHES += march?armv7=mcpu?cortex-m3 - -+# Not quite true. We can support hard-vfp calling in Thumb2, but how do we -+# express that here? Also, we really need architecture v5e or later -+# (mcrr etc). -+MULTILIB_OPTIONS += mfloat-abi=hard -+MULTILIB_DIRNAMES += fpu -+MULTILIB_EXCEPTIONS += *mthumb/*mfloat-abi=hard* -+ - # MULTILIB_OPTIONS += mcpu=ep9312 - # MULTILIB_DIRNAMES += ep9312 - # MULTILIB_EXCEPTIONS += *mthumb/*mcpu=ep9312* -diff -Nur a/gcc/config/arm/t-asa b/gcc/config/arm/t-asa ---- a/gcc/config/arm/t-asa 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/t-asa 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,45 @@ -+# Overrides for ASA -+ -+# Here is the expected output from xgcc -print-multi-lib. -+# -+# .;@fno-omit-frame-pointer@mapcs-frame -+# armv4t;@march=armv4t@fno-omit-frame-pointer@mapcs-frame -+# armv6;@march=armv6@fno-omit-frame-pointer@mapcs-frame -+# armv7a;@march=armv7-a@fno-omit-frame-pointer@mapcs-frame -+# armv6f;@march=armv6@mfloat-abi=softfp@fno-omit-frame-pointer@mapcs-frame -+# armv7af;@march=armv7-a@mfpu=neon@mfloat-abi=softfp@fno-omit-frame-pointer@mapcs-frame -+# thumb2;@mthumb@march=armv7-a@fno-omit-frame-pointer@mapcs-frame -+# thumb2f;@mthumb@march=armv7-a@mfpu=neon@mfloat-abi=softfp@fno-omit-frame-pointer@mapcs-frame -+ -+MULTILIB_OPTIONS = mthumb march=armv4t/march=armv6/march=armv7-a mfpu=neon mfloat-abi=softfp -+MULTILIB_DIRNAMES = thumb v4t v6 v7a neon softfp -+MULTILIB_MATCHES = -+ -+MULTILIB_EXTRA_OPTS = fno-omit-frame-pointer mapcs-frame -+ -+MULTILIB_EXCEPTIONS = mthumb -+MULTILIB_EXCEPTIONS += mfpu=neon* -+MULTILIB_EXCEPTIONS += mfloat-abi=softfp -+MULTILIB_EXCEPTIONS += *march=armv4t*/*mfpu=neon* -+MULTILIB_EXCEPTIONS += *march=armv4t*/*mfloat-abi=softfp* -+MULTILIB_EXCEPTIONS += march=armv6/*mfpu=neon* -+MULTILIB_EXCEPTIONS += mthumb/mfpu=neon -+MULTILIB_EXCEPTIONS += mthumb/mfloat-abi=softfp -+MULTILIB_EXCEPTIONS += mthumb/mfpu=neon* -+MULTILIB_EXCEPTIONS += mthumb/march=armv6/mfpu=neon* -+ -+MULTILIB_OSDIRNAMES = march.armv4t=!armv4t -+MULTILIB_OSDIRNAMES += march.armv6=!armv6 -+MULTILIB_OSDIRNAMES += march.armv6/mfloat-abi.softfp=!armv6f -+MULTILIB_OSDIRNAMES += march.armv7-a=!armv7a -+MULTILIB_OSDIRNAMES += march.armv7-a/mfpu.neon/mfloat-abi.softfp=!armv7af -+MULTILIB_OSDIRNAMES += mthumb/march.armv7-a=!thumb2 -+MULTILIB_OSDIRNAMES += mthumb/march.armv7-a/mfpu.neon/mfloat-abi.softfp=!thumb2f -+ -+MULTILIB_ALIASES = march?armv4t=mthumb/march?armv4t -+MULTILIB_ALIASES += march?armv6=mthumb/march?armv6 -+MULTILIB_ALIASES += march?armv6/mfloat-abi?softfp=mthumb/march?armv6/mfloat-abi?softfp -+MULTILIB_ALIASES += march?armv7-a/mfpu?neon/mfloat-abi?softfp=march?armv7-a/mfpu?neon -+MULTILIB_ALIASES += march?armv7-a/mfpu?neon/mfloat-abi?softfp=march?armv7-a/mfloat-abi?softfp -+MULTILIB_ALIASES += mthumb/march?armv7-a/mfpu?neon/mfloat-abi?softfp=mthumb/march?armv7-a/mfpu?neon -+MULTILIB_ALIASES += mthumb/march?armv7-a/mfpu?neon/mfloat-abi?softfp=mthumb/march?armv7-a/mfloat-abi?softfp -diff -Nur a/gcc/config/arm/t-bpabi b/gcc/config/arm/t-bpabi ---- a/gcc/config/arm/t-bpabi 2005-11-04 15:51:20.000000000 +0100 -+++ b/gcc/config/arm/t-bpabi 2010-01-25 09:50:28.995687913 +0100 -@@ -1,10 +1,13 @@ - # Add the bpabi.S functions. --LIB1ASMFUNCS += _aeabi_lcmp _aeabi_ulcmp _aeabi_ldivmod _aeabi_uldivmod -+LIB1ASMFUNCS += _aeabi_lcmp _aeabi_ulcmp _aeabi_ldivmod _aeabi_uldivmod \ -+ _aeabi_idiv0 _aeabi_ldiv0 - - # Add the BPABI C functions. - LIB2FUNCS_EXTRA = $(srcdir)/config/arm/bpabi.c \ - $(srcdir)/config/arm/unaligned-funcs.c - -+LIB2FUNCS_STATIC_EXTRA = $(srcdir)/config/arm/fp16.c -+ - UNWIND_H = $(srcdir)/config/arm/unwind-arm.h - LIB2ADDEH = $(srcdir)/config/arm/unwind-arm.c \ - $(srcdir)/config/arm/libunwind.S \ -diff -Nur a/gcc/config/arm/t-cs-eabi b/gcc/config/arm/t-cs-eabi ---- a/gcc/config/arm/t-cs-eabi 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/t-cs-eabi 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,198 @@ -+# Multilibs for SourceryG++ arm-none-eabi -+ -+MULTILIB_OPTIONS = mthumb -+MULTILIB_DIRNAMES = t -+MULTILIB_EXCEPTIONS = -+MULTILIB_MATCHES = -+MULTILIB_ALIASES = -+ -+MULTILIB_OPTIONS += march=armv7/march=armv7-a/march=armv5te/march=armv6-m -+MULTILIB_DIRNAMES += v7 v7a v5te v6m -+MULTILIB_MATCHES += march?armv7-a=march?armv7a -+MULTILIB_MATCHES += march?armv7=march?armv7r -+MULTILIB_MATCHES += march?armv7=march?armv7m -+MULTILIB_MATCHES += march?armv7=march?armv7-r -+MULTILIB_MATCHES += march?armv7=march?armv7-m -+MULTILIB_MATCHES += march?armv7=march?armv7e-m -+MULTILIB_MATCHES += march?armv7-a=mcpu?cortex-a9 -+MULTILIB_MATCHES += march?armv7-a=mcpu?cortex-a8 -+MULTILIB_MATCHES += march?armv7-a=mcpu?cortex-a5 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4f -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-m3 -+MULTILIB_MATCHES += march?armv6-m=mcpu?cortex-m1 -+MULTILIB_MATCHES += march?armv6-m=mcpu?cortex-m0 -+MULTILIB_MATCHES += march?armv5te=march?armv6 -+MULTILIB_MATCHES += march?armv5te=march?armv6j -+MULTILIB_MATCHES += march?armv5te=march?armv6k -+MULTILIB_MATCHES += march?armv5te=march?armv6z -+MULTILIB_MATCHES += march?armv5te=march?armv6zk -+MULTILIB_MATCHES += march?armv5te=march?armv6t2 -+MULTILIB_MATCHES += march?armv5te=march?iwmmxt -+MULTILIB_MATCHES += march?armv5te=march?iwmmxt2 -+MULTILIB_MATCHES += march?armv5te=mcpu?arm9e -+MULTILIB_MATCHES += march?armv5te=mcpu?arm946e-s -+MULTILIB_MATCHES += march?armv5te=mcpu?arm966e-s -+MULTILIB_MATCHES += march?armv5te=mcpu?arm968e-s -+MULTILIB_MATCHES += march?armv5te=mcpu?arm10e -+MULTILIB_MATCHES += march?armv5te=mcpu?arm1020e -+MULTILIB_MATCHES += march?armv5te=mcpu?arm1022e -+MULTILIB_MATCHES += march?armv5te=mcpu?xscale -+MULTILIB_MATCHES += march?armv5te=mcpu?iwmmxt -+MULTILIB_MATCHES += march?armv5te=mcpu?iwmmxt2 -+MULTILIB_MATCHES += march?armv5te=mcpu?marvell-f -+MULTILIB_MATCHES += march?armv5te=mcpu?arm926ej-s -+MULTILIB_MATCHES += march?armv5te=mcpu?arm1026ej-s -+MULTILIB_MATCHES += march?armv5te=mcpu?arm1136j-s -+MULTILIB_MATCHES += march?armv5te=mcpu?arm1136jf-s -+MULTILIB_MATCHES += march?armv5te=mcpu?arm1176jz-s -+MULTILIB_MATCHES += march?armv5te=mcpu?arm1176jzf-s -+MULTILIB_MATCHES += march?armv5te=mcpu?mpcorenovfp -+MULTILIB_MATCHES += march?armv5te=mcpu?mpcore -+MULTILIB_MATCHES += march?armv5te=mcpu?arm1156t2-s -+ -+MULTILIB_OPTIONS += mfloat-abi=softfp/mfloat-abi=hard -+MULTILIB_DIRNAMES += softfp hard -+MULTILIB_MATCHES += mfloat-abi?hard=mhard-float -+ -+MULTILIB_OPTIONS += mfpu=neon -+MULTILIB_DIRNAMES += neon -+MULTILIB_EXCEPTIONS += mfpu=neon -+MULTILIB_MATCHES += mfpu?neon=mfpu?neon-fp16 -+MULTILIB_MATCHES += mfpu?neon=mfpu?neon-vfpv4 -+ -+MULTILIB_ALIASES += mthumb=mthumb/mfpu?neon -+MULTILIB_ALIASES += mthumb=mthumb/march?armv5te/mfpu?neon -+MULTILIB_ALIASES += mbig-endian=mthumb/mfpu?neon/mbig-endian -+#MULTILIB_ALIASES += mfloat-abi?softfp=mthumb/mfloat-abi?softfp/mfpu?neon -+#MULTILIB_ALIASES += mfloat-abi?softfp=mfloat-abi?softfp/mfpu?neon -+#MULTILIB_ALIASES += mfloat-abi?softfp/mbig-endian=mfloat-abi?softfp/mfpu?neon/mbig-endian -+#MULTILIB_ALIASES += mfloat-abi?softfp/mbig-endian=mthumb/mfloat-abi?softfp/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mthumb/march?armv7/mfix-cortex-m3-ldrd=mthumb/march?armv7-a/mfpu?neon -+MULTILIB_ALIASES += mthumb/march?armv7/mbig-endian=mthumb/march?armv7-a/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += march?armv7-a/mfloat-abi?softfp/mfpu?neon=mthumb/march?armv7-a/mfloat-abi?softfp/mfpu?neon -+MULTILIB_ALIASES += march?armv7-a/mfloat-abi?hard/mfpu?neon=mthumb/march?armv7-a/mfloat-abi?hard/mfpu?neon -+ -+MULTILIB_OPTIONS += mbig-endian -+MULTILIB_DIRNAMES += be -+MULTILIB_ALIASES += mbig-endian=mfpu?neon/mbig-endian -+ -+# ARMv6-M does not have ARM mode. -+MULTILIB_EXCEPTIONS += march=armv6-m -+ -+# Some ARMv7 variants have ARM mode. Use the ARM libraries. -+MULTILIB_EXCEPTIONS += march=armv7 march=armv7/* -+MULTILIB_ALIASES += mbig-endian=march?armv7/mbig-endian -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp=march?armv7/mfloat-abi?softfp -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp=march?armv7/mfloat-abi?softfp/mfpu?neon -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp/mbig-endian=march?armv7/mfloat-abi?softfp/mbig-endian -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp/mbig-endian=march?armv7/mfloat-abi?softfp/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mbig-endian=march?armv7/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mthumb/march?armv7/mfix-cortex-m3-ldrd=mthumb/march?armv7/mfloat-abi?softfp/mfpu?neon -+MULTILIB_ALIASES += mthumb/march?armv7/mfix-cortex-m3-ldrd=mthumb/march?armv7/mfpu?neon -+MULTILIB_ALIASES += mthumb/march?armv7/mbig-endian=mthumb/march?armv7/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mthumb/march?armv7/mbig-endian=mthumb/march?armv7/mfloat-abi?softfp/mfpu?neon/mbig-endian -+ -+# ARMv7-A is specially useful used with VFPv3 (enabled by NEON). Rest of the cases behaves as ARMv7. -+MULTILIB_ALIASES += mthumb/march?armv7/mfix-cortex-m3-ldrd=mthumb/march?armv7-a -+MULTILIB_ALIASES += mbig-endian=march?armv7-a/mbig-endian -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp/mbig-endian=march?armv7-a/mfloat-abi?softfp/mbig-endian -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp/mbig-endian=march?armv7-a/mfloat-abi?softfp/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mthumb/march?armv7/mfix-cortex-m3-ldrd=mthumb/march?armv7-a/mfloat-abi?softfp -+MULTILIB_ALIASES += mthumb/march?armv7/mbig-endian=mthumb/march?armv7-a/mbig-endian -+MULTILIB_ALIASES += mthumb/march?armv7/mbig-endian=mthumb/march?armv7-a/mfloat-abi?softfp/mbig-endian -+MULTILIB_ALIASES += mthumb/march?armv7/mfix-cortex-m3-ldrd=mthumb/march?armv7/mfloat-abi?softfp -+MULTILIB_ALIASES += march?armv5te=march?armv7-a -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp=march?armv7-a/mfloat-abi?softfp -+MULTILIB_ALIASES += march?armv5te=march?armv7-a/mfpu?neon -+MULTILIB_ALIASES += mbig-endian=march?armv7-a/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mthumb/march?armv7/mbig-endian=mthumb/march?armv7-a/mfloat-abi?softfp/mfpu?neon/mbig-endian -+ -+# ARMv5T thumb uses the ARMv5T ARM libraries (with or without VFP). -+MULTILIB_ALIASES += mthumb=mthumb/march?armv5te -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp=mthumb/march?armv5te/mfloat-abi?softfp -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp=march?armv5te/mfloat-abi?softfp/mfpu?neon -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp=mthumb/march?armv5te/mfloat-abi?softfp/mfpu?neon -+MULTILIB_ALIASES += march?armv5te=march?armv5te/mfpu?neon -+MULTILIB_ALIASES += mbig-endian=march?armv5te/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp/mbig-endian=march?armv5te/mfloat-abi?softfp/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mbig-endian=mthumb/march?armv5te/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp/mbig-endian=mthumb/march?armv5te/mfloat-abi?softfp/mfpu?neon/mbig-endian -+ -+# ARMv6-M and VFP are incompatible. -+# FIXME: The compiler should probably error. -+MULTILIB_EXCEPTIONS += *march=armv6-m/mfloat-abi=softfp -+MULTILIB_ALIASES += mthumb/march?armv6-m=mthumb/march?armv6-m/mfpu?neon -+MULTILIB_EXCEPTIONS += march=armv6-m*mfpu=neon -+MULTILIB_EXCEPTIONS += mthumb/march=armv6-m/mfloat-abi=softfp/mfpu=neon -+ -+# ARMv4t VFP isn't really supported, so use the soft-float libraries. -+MULTILIB_EXCEPTIONS += mfloat-abi?softfp -+MULTILIB_EXCEPTIONS += mfloat-abi?softfp/mfpu?neon -+MULTILIB_ALIASES += mthumb=mthumb/mfloat-abi?softfp -+MULTILIB_ALIASES += mthumb=mthumb/mfloat-abi?softfp/mfpu?neon -+ -+MULTILIB_ALIASES += mbig-endian=mfloat-abi?softfp/mbig-endian -+MULTILIB_ALIASES += mbig-endian=mfloat-abi?softfp/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mbig-endian=mthumb/mfloat-abi?softfp/mbig-endian -+MULTILIB_ALIASES += mbig-endian=mthumb/mfloat-abi?softfp/mfpu?neon/mbig-endian -+ -+# We don't have a big-endian ARMv6-M compatible multilibs. -+MULTILIB_EXCEPTIONS += *march=armv6-m*mbig-endian -+ -+# Use the generic libraries for big-endian ARMv5T -+MULTILIB_ALIASES += mbig-endian=march?armv5te/mbig-endian -+MULTILIB_ALIASES += mbig-endian=mfloat-abi?softfp/mbig-endian -+MULTILIB_ALIASES += mbig-endian=mthumb/march?armv5te/mbig-endian -+MULTILIB_ALIASES += march?armv5te/mfloat-abi?softfp/mbig-endian=mthumb/march?armv5te/mfloat-abi?softfp/mbig-endian -+ -+# Use ARM libraries for big-endian Thumb. -+MULTILIB_ALIASES += mbig-endian=mthumb/mbig-endian -+ -+# Don't bother with big-endian Thumb-2 VFP. Use the soft-float libraries -+# for now. -+MULTILIB_ALIASES += mthumb/march?armv7/mbig-endian=mthumb/march?armv7/mfloat-abi?softfp/mbig-endian -+ -+# The only -mfloat-abi=hard libraries provided are for little-endian -+# v7-A NEON. -+MULTILIB_EXCEPTIONS += mfloat-abi=hard* -+MULTILIB_EXCEPTIONS += *march=armv5te*mfloat-abi=hard* -+MULTILIB_EXCEPTIONS += *march=armv7/*mfloat-abi=hard* -+MULTILIB_EXCEPTIONS += *march=armv6-m*mfloat-abi=hard* -+MULTILIB_EXCEPTIONS += mthumb/mfloat-abi=hard* -+MULTILIB_EXCEPTIONS += *mfloat-abi=hard*mbig-endian -+MULTILIB_EXCEPTIONS += *mfloat-abi=hard -+ -+# FIXME: We need a sane way of doing this. -+# This isn't really a multilib, it's a hack to add an extra option -+# to the v7-m multilib. -+MULTILIB_OPTIONS += mfix-cortex-m3-ldrd -+MULTILIB_DIRNAMES += broken_ldrd -+ -+MULTILIB_EXCEPTIONS += mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += mthumb/mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += *march=armv6-m*mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += *march=armv7-a*mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += *mcpu=*mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += *mbig-endian*mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += *mfloat-abi=softfp*mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += *march=armv5te*mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += *mfpu=neon*mfix-cortex-m3-ldrd -+ -+MULTILIB_ALIASES += mthumb/march?armv7/mfix-cortex-m3-ldrd=mthumb/march?armv7 -+MULTILIB_ALIASES += mthumb/march?armv7/mfix-cortex-m3-ldrd=mthumb/march?armv7-a/mfix-cortex-m3-ldrd -+MULTILIB_ALIASES += mthumb/march?armv7/mfix-cortex-m3-ldrd=mthumb/march?armv7/mfpu?neon/mfix-cortex-m3-ldrd -+MULTILIB_ALIASES += mthumb/march?armv7/mfix-cortex-m3-ldrd=mthumb/march?armv7-a/mfpu?neon/mfix-cortex-m3-ldrd -+ -+# As of at least 4.2, gcc passes the wrong -L options if some multilibs are -+# omitted from MULTILIB_OSDIRNAMES -+MULTILIB_OSDIRNAMES = mthumb=!thumb -+MULTILIB_OSDIRNAMES += mbig-endian=!be -+MULTILIB_OSDIRNAMES += march.armv5te=!armv5te -+MULTILIB_OSDIRNAMES += march.armv5te/mfloat-abi.softfp=!vfp -+MULTILIB_OSDIRNAMES += march.armv5te/mfloat-abi.softfp/mbig-endian=!vfp-be -+MULTILIB_OSDIRNAMES += mthumb/march.armv7/mfix-cortex-m3-ldrd=!thumb2 -+MULTILIB_OSDIRNAMES += march.armv7-a/mfloat-abi.softfp/mfpu.neon=!armv7-a-neon -+MULTILIB_OSDIRNAMES += march.armv7-a/mfloat-abi.hard/mfpu.neon=!armv7-a-hard -+MULTILIB_OSDIRNAMES += mthumb/march.armv7/mbig-endian=!thumb2-be -+MULTILIB_OSDIRNAMES += mthumb/march.armv6-m=!armv6-m -diff -Nur a/gcc/config/arm/t-cs-eabi-lite b/gcc/config/arm/t-cs-eabi-lite ---- a/gcc/config/arm/t-cs-eabi-lite 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/t-cs-eabi-lite 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,47 @@ -+# We build 4 multilibs: -+# ./ (default) -+# thumb/ -mthumb -+# thumb2/ -mthumb -march=armv7 -+# armv6-m/ -mthumb -march=armv6-m -+ -+MULTILIB_OPTIONS = mthumb -+MULTILIB_DIRNAMES = thumb -+MULTILIB_EXCEPTIONS = -+MULTILIB_MATCHES = -+MULTILIB_ALIASES = -+ -+MULTILIB_OPTIONS += march=armv7/march=armv6-m -+MULTILIB_DIRNAMES += v7 v6-m -+MULTILIB_EXCEPTIONS += march=armv7* -+MULTILIB_MATCHES += march?armv7=march?armv7-a -+MULTILIB_MATCHES += march?armv7=march?armv7-r -+MULTILIB_MATCHES += march?armv7=march?armv7-m -+MULTILIB_MATCHES += march?armv7=march?armv7e-m -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a9 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a8 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a5 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4f -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-m3 -+ -+MULTILIB_EXCEPTIONS += march=armv6-m -+MULTILIB_MATCHES += march?armv6-m=mcpu?cortex-m1 -+MULTILIB_MATCHES += march?armv6-m=mcpu?cortex-m0 -+ -+# FIXME: We need a sane way of doing this. -+# This isn't really a multilib, it's a hack to add an extra option -+# to the v7-m multilib. -+MULTILIB_OPTIONS += mfix-cortex-m3-ldrd -+MULTILIB_DIRNAMES += broken_ldrd -+ -+MULTILIB_EXCEPTIONS += mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += mthumb/mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += *march=armv6-m*mfix-cortex-m3-ldrd -+ -+MULTILIB_ALIASES += mthumb/march?armv7/mfix-cortex-m3-ldrd=mthumb/march?armv7 -+ -+# As of at least 4.2, gcc passes the wrong -L options if some multilibs are -+# omitted from MULTILIB_OSDIRNAMES -+MULTILIB_OSDIRNAMES = mthumb=!thumb -+MULTILIB_OSDIRNAMES += mthumb/march.armv7/mfix-cortex-m3-ldrd=!thumb2 -+MULTILIB_OSDIRNAMES += mthumb/march.armv6-m=!armv6-m -diff -Nur a/gcc/config/arm/t-cs-linux b/gcc/config/arm/t-cs-linux ---- a/gcc/config/arm/t-cs-linux 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/t-cs-linux 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,112 @@ -+# Multilibs for SourceryG++ arm-none-linux-gnueabi -+ -+MULTILIB_OPTIONS = mthumb -+MULTILIB_DIRNAMES = t -+MULTILIB_EXCEPTIONS = -+MULTILIB_MATCHES = -+MULTILIB_ALIASES = -+ -+MULTILIB_OPTIONS += march=armv4t/march=armv7-a -+MULTILIB_DIRNAMES += v4t v7a -+ -+MULTILIB_MATCHES += march?armv7-a=march?armv7a -+MULTILIB_MATCHES += march?armv7-a=mcpu?cortex-a9 -+MULTILIB_MATCHES += march?armv7-a=mcpu?cortex-a8 -+MULTILIB_MATCHES += march?armv7-a=mcpu?cortex-a5 -+MULTILIB_MATCHES += march?armv4t=march?ep9312 -+MULTILIB_MATCHES += march?armv4t=mcpu?arm7tdmi -+MULTILIB_MATCHES += march?armv4t=mcpu?arm7tdmi-s -+MULTILIB_MATCHES += march?armv4t=mcpu?arm710t -+MULTILIB_MATCHES += march?armv4t=mcpu?arm720t -+MULTILIB_MATCHES += march?armv4t=mcpu?arm740t -+MULTILIB_MATCHES += march?armv4t=mcpu?arm9 -+MULTILIB_MATCHES += march?armv4t=mcpu?arm9tdmi -+MULTILIB_MATCHES += march?armv4t=mcpu?arm920 -+MULTILIB_MATCHES += march?armv4t=mcpu?arm920t -+MULTILIB_MATCHES += march?armv4t=mcpu?arm922t -+MULTILIB_MATCHES += march?armv4t=mcpu?arm940t -+MULTILIB_MATCHES += march?armv4t=mcpu?ep9312 -+MULTILIB_MATCHES += march?armv4t=march?armv5 -+MULTILIB_MATCHES += march?armv4t=march?armv5t -+MULTILIB_MATCHES += march?armv4t=march?arm10tdmi -+MULTILIB_MATCHES += march?armv4t=march?arm1020t -+ -+MULTILIB_OPTIONS += mfloat-abi=softfp/mfloat-abi=hard -+MULTILIB_DIRNAMES += softfp hard -+MULTILIB_MATCHES += mfloat-abi?hard=mhard-float -+ -+MULTILIB_OPTIONS += mfpu=neon -+MULTILIB_DIRNAMES += neon -+MULTILIB_EXCEPTIONS += mfpu=neon -+MULTILIB_MATCHES += mfpu?neon=mfpu?neon-fp16 -+MULTILIB_MATCHES += mfpu?neon=mfpu?neon-vfpv4 -+MULTILIB_ALIASES += mfloat-abi?softfp=mfloat-abi?softfp/mfpu?neon -+MULTILIB_ALIASES += mfloat-abi?softfp=mthumb/mfloat-abi?softfp/mfpu?neon -+MULTILIB_ALIASES += march?armv7-a/mfloat-abi?hard/mfpu?neon=mthumb/march?armv7-a/mfloat-abi?hard/mfpu?neon -+ -+MULTILIB_OPTIONS += mbig-endian -+MULTILIB_DIRNAMES += be -+MULTILIB_ALIASES += mbig-endian=mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mfloat-abi?softfp/mbig-endian=mfloat-abi?softfp/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mbig-endian=mthumb/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mfloat-abi?softfp/mbig-endian=mthumb/mfloat-abi?softfp/mfpu?neon/mbig-endian -+ -+# Do not build Thumb libraries. -+MULTILIB_EXCEPTIONS += mthumb -+MULTILIB_EXCEPTIONS += mthumb/mfpu=neon -+ -+# Use ARM libraries for ARMv4t Thumb and VFP. -+MULTILIB_ALIASES += march?armv4t=mthumb/march?armv4t -+MULTILIB_ALIASES += march?armv4t=march?armv4t/mfloat-abi?softfp -+MULTILIB_ALIASES += march?armv4t=mthumb/march?armv4t/mfloat-abi?softfp -+MULTILIB_ALIASES += march?armv4t=march?armv4t/mfpu?neon -+MULTILIB_ALIASES += march?armv4t=march?armv4t/mfloat-abi?softfp/mfpu?neon -+MULTILIB_ALIASES += march?armv4t=mthumb/march?armv4t/mfpu?neon -+MULTILIB_ALIASES += march?armv4t=mthumb/march?armv4t/mfloat-abi?softfp/mfpu?neon -+ -+# We do not support ARMv4t big-endian. -+MULTILIB_EXCEPTIONS += *march=armv4t*mbig-endian -+ -+# Behave ARMv7-A as ARMv7 for some cases. -+MULTILIB_EXCEPTIONS += march=armv7-a -+MULTILIB_EXCEPTIONS += march=armv7-a/mfpu=neon -+MULTILIB_ALIASES += mfloat-abi?softfp=march?armv7-a/mfloat-abi?softfp -+MULTILIB_ALIASES += mbig-endian=march?armv7-a/mbig-endian -+MULTILIB_ALIASES += mbig-endian=march?armv7-a/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mfloat-abi?softfp/mbig-endian=march?armv7-a/mfloat-abi?softfp/mbig-endian -+MULTILIB_ALIASES += mfloat-abi?softfp/mbig-endian=march?armv7-a/mfloat-abi?softfp/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mthumb/march?armv7-a=mthumb/march?armv7-a/mfpu?neon -+MULTILIB_ALIASES += mthumb/march?armv7-a/mbig-endian=mthumb/march?armv7-a/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mthumb/march?armv7-a/mbig-endian=mthumb/march?armv7-a/mfloat-abi?softfp/mfpu?neon/mbig-endian -+MULTILIB_ALIASES += mthumb/march?armv7-a=mthumb/march?armv7-a/mfloat-abi?softfp -+ -+# Thumb-1 VFP isn't really a meaningful combination. Use the ARM VFP. -+MULTILIB_ALIASES += mfloat-abi?softfp=mthumb/mfloat-abi?softfp -+MULTILIB_ALIASES += mfloat-abi?softfp/mbig-endian=mthumb/mfloat-abi?softfp/mbig-endian -+ -+# Use ARM libraries for big-endian Thumb. -+MULTILIB_ALIASES += mbig-endian=mthumb/mbig-endian -+ -+# Don't bother with big-endian Thumb-2 VFP. Use the soft-float libraries -+# for now. -+MULTILIB_ALIASES += mthumb/march?armv7-a/mbig-endian=mthumb/march?armv7-a/mfloat-abi?softfp/mbig-endian -+ -+# The only -mfloat-abi=hard libraries provided are for little-endian -+# v7-A NEON. -+MULTILIB_EXCEPTIONS += mfloat-abi=hard* -+MULTILIB_EXCEPTIONS += *march=armv4t*mfloat-abi=hard* -+MULTILIB_EXCEPTIONS += mthumb/mfloat-abi=hard* -+MULTILIB_EXCEPTIONS += *mfloat-abi=hard*mbig-endian -+MULTILIB_EXCEPTIONS += *mfloat-abi=hard -+ -+# As of at least 4.2, gcc passes the wrong -L options if some multilibs are -+# omitted from MULTILIB_OSDIRNAMES -+MULTILIB_OSDIRNAMES = march.armv4t=!armv4t -+MULTILIB_OSDIRNAMES += mbig-endian=!be -+MULTILIB_OSDIRNAMES += mfloat-abi.softfp=!vfp -+MULTILIB_OSDIRNAMES += mfloat-abi.softfp/mbig-endian=!vfp-be -+MULTILIB_OSDIRNAMES += mthumb/march.armv7-a=!thumb2 -+MULTILIB_OSDIRNAMES += march.armv7-a/mfloat-abi.softfp/mfpu.neon=!armv7-a-neon -+MULTILIB_OSDIRNAMES += mthumb/march.armv7-a/mfloat-abi.softfp/mfpu.neon=!thumb2-neon -+MULTILIB_OSDIRNAMES += march.armv7-a/mfloat-abi.hard/mfpu.neon=!armv7-a-hard -+MULTILIB_OSDIRNAMES += mthumb/march.armv7-a/mbig-endian=!thumb2-be -diff -Nur a/gcc/config/arm/t-cs-linux-lite b/gcc/config/arm/t-cs-linux-lite ---- a/gcc/config/arm/t-cs-linux-lite 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/t-cs-linux-lite 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,48 @@ -+# We build 3 multilibs: -+# ./ (default) -+# armv4t/ -march=armv4t [-mthumb] -+# thumb2/ -mthumb -march=armv7 -+MULTILIB_OPTIONS = mthumb -+MULTILIB_DIRNAMES = thumb -+MULTILIB_OPTIONS += march=armv4t/march=armv7 -+MULTILIB_DIRNAMES += v4t v7 -+MULTILIB_EXCEPTIONS += march=armv7 -+MULTILIB_EXCEPTIONS += mthumb -+ -+MULTILIB_ALIASES = march?armv4t=mthumb/march?armv4t -+ -+# As of at least 4.2, gcc passes the wrong -L options if some multilibs are -+# omitted from MULTILIB_OSDIRNAMES -+MULTILIB_OSDIRNAMES = march.armv4t=!armv4t -+MULTILIB_OSDIRNAMES += mthumb/march.armv7=!thumb2 -+ -+MULTILIB_MATCHES += march?armv7=march?armv7a -+MULTILIB_MATCHES += march?armv7=march?armv7r -+MULTILIB_MATCHES += march?armv7=march?armv7m -+MULTILIB_MATCHES += march?armv7=march?armv7-a -+MULTILIB_MATCHES += march?armv7=march?armv7-r -+MULTILIB_MATCHES += march?armv7=march?armv7-m -+MULTILIB_MATCHES += march?armv7=march?armv7e-m -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a9 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a8 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a5 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4f -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-m3 -+MULTILIB_MATCHES += march?armv4t=march?ep9312 -+MULTILIB_MATCHES += march?armv4t=mcpu?arm7tdmi -+MULTILIB_MATCHES += march?armv4t=mcpu?arm7tdmi-s -+MULTILIB_MATCHES += march?armv4t=mcpu?arm710t -+MULTILIB_MATCHES += march?armv4t=mcpu?arm720t -+MULTILIB_MATCHES += march?armv4t=mcpu?arm740t -+MULTILIB_MATCHES += march?armv4t=mcpu?arm9 -+MULTILIB_MATCHES += march?armv4t=mcpu?arm9tdmi -+MULTILIB_MATCHES += march?armv4t=mcpu?arm920 -+MULTILIB_MATCHES += march?armv4t=mcpu?arm920t -+MULTILIB_MATCHES += march?armv4t=mcpu?arm922t -+MULTILIB_MATCHES += march?armv4t=mcpu?arm940t -+MULTILIB_MATCHES += march?armv4t=mcpu?ep9312 -+MULTILIB_MATCHES += march?armv4t=march?armv5 -+MULTILIB_MATCHES += march?armv4t=march?armv5t -+MULTILIB_MATCHES += march?armv4t=march?arm10tdmi -+MULTILIB_MATCHES += march?armv4t=march?arm1020t -diff -Nur a/gcc/config/arm/t-cs-uclinux-eabi b/gcc/config/arm/t-cs-uclinux-eabi ---- a/gcc/config/arm/t-cs-uclinux-eabi 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/t-cs-uclinux-eabi 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,55 @@ -+# EABI uClinux multilib selection. Other setting are inherited from t-arm-elf -+ -+# We build 3 multilibs: -+# . (default) -+# thumb2/ -mthumb -march=armv7 -mfix-cortex-m3-ldrd -+# armv6-m/ -mthumb -march=armv6-m -+ -+MULTILIB_OPTIONS = mthumb -+MULTILIB_DIRNAMES = thumb -+MULTILIB_EXCEPTIONS = -+MULTILIB_MATCHES = -+ -+MULTILIB_OPTIONS += march=armv7/march=armv6-m -+MULTILIB_DIRNAMES += armv7 armv6-m -+ -+MULTILIB_EXCEPTIONS += mthumb -+ -+MULTILIB_EXCEPTIONS += march=armv7 -+MULTILIB_MATCHES += march?armv7=march?armv7a -+MULTILIB_MATCHES += march?armv7=march?armv7r -+MULTILIB_MATCHES += march?armv7=march?armv7m -+MULTILIB_MATCHES += march?armv7=march?armv7-a -+MULTILIB_MATCHES += march?armv7=march?armv7-r -+MULTILIB_MATCHES += march?armv7=march?armv7-m -+MULTILIB_MATCHES += march?armv7=march?armv7e-m -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a9 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a8 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-a5 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4 -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-r4f -+MULTILIB_MATCHES += march?armv7=mcpu?cortex-m3 -+ -+MULTILIB_EXCEPTIONS += march=armv6-m -+MULTILIB_MATCHES += march?armv6-m=mcpu?cortex-m1 -+MULTILIB_MATCHES += march?armv6-m=mcpu?cortex-m0 -+ -+MULTILIB_ALIASES = -+ -+# FIXME: We need a sane way of doing this. -+# This isn't really a multilib, it's a hack to add an extra option -+# to the v7-m multilib. -+MULTILIB_OPTIONS += mfix-cortex-m3-ldrd -+MULTILIB_DIRNAMES += broken_ldrd -+ -+MULTILIB_EXCEPTIONS += mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += mthumb/mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += march=armv7/mfix-cortex-m3-ldrd -+MULTILIB_EXCEPTIONS += *march=armv6-m*mfix-cortex-m3-ldrd -+ -+MULTILIB_ALIASES += mthumb/march?armv7/mfix-cortex-m3-ldrd=mthumb/march?armv7 -+ -+ -+MULTILIB_OSDIRNAMES = mthumb/march.armv7/mfix-cortex-m3-ldrd=!thumb2 -+MULTILIB_OSDIRNAMES += mthumb/march.armv6-m=!armv6-m -+ -diff -Nur a/gcc/config/arm/thumb2.md b/gcc/config/arm/thumb2.md ---- a/gcc/config/arm/thumb2.md 2008-11-21 00:00:00.000000000 +0100 -+++ b/gcc/config/arm/thumb2.md 2010-01-25 09:50:28.995687913 +0100 -@@ -24,6 +24,8 @@ - ;; changes made in armv5t as "thumb2". These are considered part - ;; the 16-bit Thumb-1 instruction set. - -+(include "hwdiv.md") -+ - (define_insn "*thumb2_incscc" - [(set (match_operand:SI 0 "s_register_operand" "=r,r") - (plus:SI (match_operator:SI 2 "arm_comparison_operator" -@@ -172,34 +174,6 @@ - (set_attr "length" "8")] - ) - --(define_insn "*thumb2_abssi2" -- [(set (match_operand:SI 0 "s_register_operand" "=r,&r") -- (abs:SI (match_operand:SI 1 "s_register_operand" "0,r"))) -- (clobber (reg:CC CC_REGNUM))] -- "TARGET_THUMB2" -- "@ -- cmp\\t%0, #0\;it\tlt\;rsblt\\t%0, %0, #0 -- eor%?\\t%0, %1, %1, asr #31\;sub%?\\t%0, %0, %1, asr #31" -- [(set_attr "conds" "clob,*") -- (set_attr "shift" "1") -- ;; predicable can't be set based on the variant, so left as no -- (set_attr "length" "10,8")] --) -- --(define_insn "*thumb2_neg_abssi2" -- [(set (match_operand:SI 0 "s_register_operand" "=r,&r") -- (neg:SI (abs:SI (match_operand:SI 1 "s_register_operand" "0,r")))) -- (clobber (reg:CC CC_REGNUM))] -- "TARGET_THUMB2" -- "@ -- cmp\\t%0, #0\;it\\tgt\;rsbgt\\t%0, %0, #0 -- eor%?\\t%0, %1, %1, asr #31\;rsb%?\\t%0, %0, %1, asr #31" -- [(set_attr "conds" "clob,*") -- (set_attr "shift" "1") -- ;; predicable can't be set based on the variant, so left as no -- (set_attr "length" "10,8")] --) -- - (define_insn "*thumb2_movdi" - [(set (match_operand:DI 0 "nonimmediate_di_operand" "=r, r, r, r, m") - (match_operand:DI 1 "di_operand" "rDa,Db,Dc,mi,r"))] -@@ -223,9 +197,14 @@ - (set_attr "neg_pool_range" "*,*,*,0,*")] - ) - -+;; We have two alternatives here for memory loads (and similarly for stores) -+;; to reflect the fact that the permissible constant pool ranges differ -+;; between ldr instructions taking low regs and ldr instructions taking high -+;; regs. The high register alternatives are not taken into account when -+;; choosing register preferences in order to reflect their expense. - (define_insn "*thumb2_movsi_insn" -- [(set (match_operand:SI 0 "nonimmediate_operand" "=rk,r,r,r,rk,m") -- (match_operand:SI 1 "general_operand" "rk ,I,K,N,mi,rk"))] -+ [(set (match_operand:SI 0 "nonimmediate_operand" "=rk,r,r,r,l,*hk,m,*m") -+ (match_operand:SI 1 "general_operand" "rk ,I,K,j,mi,*mi,l,*hk"))] - "TARGET_THUMB2 && ! TARGET_IWMMXT - && !(TARGET_HARD_FLOAT && TARGET_VFP) - && ( register_operand (operands[0], SImode) -@@ -236,11 +215,13 @@ - mvn%?\\t%0, #%B1 - movw%?\\t%0, %1 - ldr%?\\t%0, %1 -+ ldr%?\\t%0, %1 -+ str%?\\t%1, %0 - str%?\\t%1, %0" -- [(set_attr "type" "*,*,*,*,load1,store1") -+ [(set_attr "type" "*,*,*,*,load1,load1,store1,store1") - (set_attr "predicable" "yes") -- (set_attr "pool_range" "*,*,*,*,4096,*") -- (set_attr "neg_pool_range" "*,*,*,*,0,*")] -+ (set_attr "pool_range" "*,*,*,*,1020,4096,*,*") -+ (set_attr "neg_pool_range" "*,*,*,*,0,0,*,*")] - ) - - ;; ??? We can probably do better with thumb2 -@@ -1128,27 +1109,7 @@ - return \"add%!\\t%0, %1, %2\"; - " - [(set_attr "predicable" "yes") -- (set_attr "length" "2")] --) -- --(define_insn "divsi3" -- [(set (match_operand:SI 0 "s_register_operand" "=r") -- (div:SI (match_operand:SI 1 "s_register_operand" "r") -- (match_operand:SI 2 "s_register_operand" "r")))] -- "TARGET_THUMB2 && arm_arch_hwdiv" -- "sdiv%?\t%0, %1, %2" -- [(set_attr "predicable" "yes") -- (set_attr "insn" "sdiv")] --) -- --(define_insn "udivsi3" -- [(set (match_operand:SI 0 "s_register_operand" "=r") -- (udiv:SI (match_operand:SI 1 "s_register_operand" "r") -- (match_operand:SI 2 "s_register_operand" "r")))] -- "TARGET_THUMB2 && arm_arch_hwdiv" -- "udiv%?\t%0, %1, %2" -- [(set_attr "predicable" "yes") -- (set_attr "insn" "udiv")] -+ (set_attr "length" "4")] - ) - - (define_insn "*thumb2_subsi_short" -@@ -1162,6 +1123,71 @@ - (set_attr "length" "2")] - ) - -+;; 16-bit encodings of "muls" and "mul". We only use these when -+;; optimizing for size since "muls" is slow on all known -+;; implementations and since "mul" will be generated by -+;; "*arm_mulsi3_v6" anyhow. The assembler will use a 16-bit encoding -+;; for "mul" whenever possible anyhow. -+(define_peephole2 -+ [(set (match_operand:SI 0 "low_register_operand" "") -+ (mult:SI (match_operand:SI 1 "low_register_operand" "") -+ (match_dup 0)))] -+ "TARGET_THUMB2 && optimize_size && peep2_regno_dead_p (0, CC_REGNUM)" -+ [(parallel -+ [(set (match_dup 0) -+ (mult:SI (match_dup 0) (match_dup 1))) -+ (clobber (reg:CC CC_REGNUM))])] -+ "" -+) -+ -+(define_peephole2 -+ [(set (match_operand:SI 0 "low_register_operand" "") -+ (mult:SI (match_dup 0) -+ (match_operand:SI 1 "low_register_operand" "")))] -+ "TARGET_THUMB2 && optimize_size && peep2_regno_dead_p (0, CC_REGNUM)" -+ [(parallel -+ [(set (match_dup 0) -+ (mult:SI (match_dup 0) (match_dup 1))) -+ (clobber (reg:CC CC_REGNUM))])] -+ "" -+) -+ -+(define_insn "*thumb2_mulsi_short" -+ [(set (match_operand:SI 0 "low_register_operand" "=l") -+ (mult:SI (match_operand:SI 1 "low_register_operand" "%0") -+ (match_operand:SI 2 "low_register_operand" "l"))) -+ (clobber (reg:CC CC_REGNUM))] -+ "TARGET_THUMB2 && optimize_size && reload_completed" -+ "mul%!\\t%0, %2, %0" -+ [(set_attr "predicable" "yes") -+ (set_attr "length" "2") -+ (set_attr "insn" "muls")]) -+ -+(define_insn "*thumb2_mulsi_short_compare0" -+ [(set (reg:CC_NOOV CC_REGNUM) -+ (compare:CC_NOOV -+ (mult:SI (match_operand:SI 1 "register_operand" "%0") -+ (match_operand:SI 2 "register_operand" "l")) -+ (const_int 0))) -+ (set (match_operand:SI 0 "register_operand" "=l") -+ (mult:SI (match_dup 1) (match_dup 2)))] -+ "TARGET_THUMB2 && optimize_size" -+ "muls\\t%0, %2, %0" -+ [(set_attr "length" "2") -+ (set_attr "insn" "muls")]) -+ -+(define_insn "*thumb2_mulsi_short_compare0_scratch" -+ [(set (reg:CC_NOOV CC_REGNUM) -+ (compare:CC_NOOV -+ (mult:SI (match_operand:SI 1 "register_operand" "%0") -+ (match_operand:SI 2 "register_operand" "l")) -+ (const_int 0))) -+ (clobber (match_scratch:SI 0 "=r"))] -+ "TARGET_THUMB2 && optimize_size" -+ "muls\\t%0, %2, %0" -+ [(set_attr "length" "2") -+ (set_attr "insn" "muls")]) -+ - (define_insn "*thumb2_cbz" - [(set (pc) (if_then_else - (eq (match_operand:SI 0 "s_register_operand" "l,?r") -@@ -1171,7 +1197,7 @@ - (clobber (reg:CC CC_REGNUM))] - "TARGET_THUMB2" - "* -- if (get_attr_length (insn) == 2 && which_alternative == 0) -+ if (get_attr_length (insn) == 2) - return \"cbz\\t%0, %l1\"; - else - return \"cmp\\t%0, #0\;beq\\t%l1\"; -@@ -1179,7 +1205,8 @@ - [(set (attr "length") - (if_then_else - (and (ge (minus (match_dup 1) (pc)) (const_int 2)) -- (le (minus (match_dup 1) (pc)) (const_int 128))) -+ (le (minus (match_dup 1) (pc)) (const_int 128)) -+ (eq (symbol_ref ("which_alternative")) (const_int 0))) - (const_int 2) - (const_int 8)))] - ) -@@ -1193,7 +1220,7 @@ - (clobber (reg:CC CC_REGNUM))] - "TARGET_THUMB2" - "* -- if (get_attr_length (insn) == 2 && which_alternative == 0) -+ if (get_attr_length (insn) == 2) - return \"cbnz\\t%0, %l1\"; - else - return \"cmp\\t%0, #0\;bne\\t%l1\"; -@@ -1201,7 +1228,8 @@ - [(set (attr "length") - (if_then_else - (and (ge (minus (match_dup 1) (pc)) (const_int 2)) -- (le (minus (match_dup 1) (pc)) (const_int 128))) -+ (le (minus (match_dup 1) (pc)) (const_int 128)) -+ (eq (symbol_ref ("which_alternative")) (const_int 0))) - (const_int 2) - (const_int 8)))] - ) -diff -Nur a/gcc/config/arm/t-linux-eabi b/gcc/config/arm/t-linux-eabi ---- a/gcc/config/arm/t-linux-eabi 2009-01-24 22:06:08.000000000 +0100 -+++ b/gcc/config/arm/t-linux-eabi 2010-01-25 09:50:28.995687913 +0100 -@@ -6,8 +6,8 @@ - MULTILIB_OPTIONS = - MULTILIB_DIRNAMES = - --# Use a version of div0 which raises SIGFPE. --LIB1ASMFUNCS := $(filter-out _dvmd_tls,$(LIB1ASMFUNCS)) _dvmd_lnx -+# Use a version of div0 which raises SIGFPE, and a special __clear_cache. -+LIB1ASMFUNCS := $(filter-out _dvmd_tls,$(LIB1ASMFUNCS)) _dvmd_lnx _clear_cache - - # Multilib the standard Linux files. Don't include crti.o or crtn.o, - # which are provided by glibc. -diff -Nur a/gcc/config/arm/t-montavista-linux b/gcc/config/arm/t-montavista-linux ---- a/gcc/config/arm/t-montavista-linux 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/t-montavista-linux 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,33 @@ -+# MontaVista GNU/Linux Configuration. -+# Copyright (C) 2009 -+# Free Software Foundation, Inc. -+# -+# This file is part of GCC. -+# -+# GCC is free software; you can redistribute it and/or modify -+# it under the terms of the GNU General Public License as published by -+# the Free Software Foundation; either version 3, or (at your option) -+# any later version. -+# -+# GCC is distributed in the hope that it will be useful, -+# but WITHOUT ANY WARRANTY; without even the implied warranty of -+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+# GNU General Public License for more details. -+# -+# You should have received a copy of the GNU General Public License -+# along with GCC; see the file COPYING3. If not see -+# . -+ -+MULTILIB_OPTIONS = tarmv6/tthumb2 -+MULTILIB_DIRNAMES = armv6 thumb2 -+ -+MULTILIB_EXCEPTIONS = -+ -+MULTILIB_OSDIRNAMES = -+ -+MULTILIB_ALIASES = -+ -+MULTILIB_MATCHES = -+ -+# These files must be built for each multilib. -+EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o -diff -Nur a/gcc/config/arm/t-symbian b/gcc/config/arm/t-symbian ---- a/gcc/config/arm/t-symbian 2008-06-12 19:29:47.000000000 +0200 -+++ b/gcc/config/arm/t-symbian 2010-01-25 09:50:28.995687913 +0100 -@@ -17,6 +17,9 @@ - LIB2ADDEH = $(srcdir)/unwind-c.c $(srcdir)/config/arm/pr-support.c - LIB2ADDEHDEP = $(UNWIND_H) - -+# Include half-float helpers. -+LIB2FUNCS_STATIC_EXTRA = $(srcdir)/config/arm/fp16.c -+ - # Create a multilib for processors with VFP floating-point, and a - # multilib for those without -- using the soft-float ABI in both - # cases. Symbian OS object should be compiled with interworking -diff -Nur a/gcc/config/arm/t-wrs-linux b/gcc/config/arm/t-wrs-linux ---- a/gcc/config/arm/t-wrs-linux 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/t-wrs-linux 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,43 @@ -+# Wind River GNU/Linux Configuration. -+# Copyright (C) 2006, 2007, 2008 -+# Free Software Foundation, Inc. -+# -+# This file is part of GCC. -+# -+# GCC is free software; you can redistribute it and/or modify -+# it under the terms of the GNU General Public License as published by -+# the Free Software Foundation; either version 3, or (at your option) -+# any later version. -+# -+# GCC is distributed in the hope that it will be useful, -+# but WITHOUT ANY WARRANTY; without even the implied warranty of -+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+# GNU General Public License for more details. -+# -+# You should have received a copy of the GNU General Public License -+# along with GCC; see the file COPYING3. If not see -+# . -+ -+MULTILIB_OPTIONS = muclibc -+MULTILIB_OPTIONS += tarm926ej-s/tiwmmxt/txscale/tarm920t/tthumb2/tcortex-a8-be8 -+MULTILIB_OPTIONS += mfloat-abi=softfp -+MULTILIB_DIRNAMES = uclibc -+MULTILIB_DIRNAMES += tarm926ej-s tiwmmxt txscale tarm920t thumb2 cortex-a8-be8 -+MULTILIB_DIRNAMES += softfp -+ -+MULTILIB_EXCEPTIONS = *muclibc*/*tarm920t* -+MULTILIB_EXCEPTIONS += *muclibc*/*cortex-a8-be8* -+ -+MULTILIB_EXCEPTIONS += *tiwmmxt*/*mfloat-abi=softfp* -+MULTILIB_EXCEPTIONS += *txscale*/*mfloat-abi=softfp* -+MULTILIB_EXCEPTIONS += *tarm920t*/*mfloat-abi=softfp* -+MULTILIB_EXCEPTIONS += *thumb2*/*mfloat-abi=softfp* -+ -+MULTILIB_MATCHES = tiwmmxt=tiwmmxt2 -+ -+MULTILIB_ALIASES = tcortex-a8-be8=tcortex-a8-be8/mfloat-abi?softfp -+MULTILIB_OSDIRNAMES = -+ -+# These files must be built for each multilib. -+EXTRA_MULTILIB_PARTS = crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o -+ -diff -Nur a/gcc/config/arm/uclinux-eabi.h b/gcc/config/arm/uclinux-eabi.h ---- a/gcc/config/arm/uclinux-eabi.h 2009-02-20 16:20:38.000000000 +0100 -+++ b/gcc/config/arm/uclinux-eabi.h 2010-01-25 09:50:28.995687913 +0100 -@@ -50,6 +50,10 @@ - #undef ARM_DEFAULT_ABI - #define ARM_DEFAULT_ABI ARM_ABI_AAPCS_LINUX - -+#undef LINK_GCC_C_SEQUENCE_SPEC -+#define LINK_GCC_C_SEQUENCE_SPEC \ -+ "--start-group %G %L --end-group" -+ - /* Clear the instruction cache from `beg' to `end'. This makes an - inline system call to SYS_cacheflush. */ - #undef CLEAR_INSN_CACHE -diff -Nur a/gcc/config/arm/unwind-arm.c b/gcc/config/arm/unwind-arm.c ---- a/gcc/config/arm/unwind-arm.c 2009-04-10 01:23:07.000000000 +0200 -+++ b/gcc/config/arm/unwind-arm.c 2010-01-25 09:50:28.995687913 +0100 -@@ -1000,7 +1000,6 @@ - while (code != _URC_END_OF_STACK - && code != _URC_FAILURE); - -- finish: - restore_non_core_regs (&saved_vrs); - return code; - } -@@ -1168,6 +1167,9 @@ - { - matched = (void *)(ucbp + 1); - rtti = _Unwind_decode_target2 ((_uw) &data[i + 1]); -+ /* There is no way to encode an exception -+ specification for 'class X * &', so -+ always pass false for is_reference. */ - if (__cxa_type_match (ucbp, (type_info *) rtti, 0, - &matched)) - break; -@@ -1197,8 +1199,6 @@ - ucbp->barrier_cache.bitpattern[4] = (_uw) &data[1]; - - if (data[0] & uint32_highbit) -- phase2_call_unexpected_after_unwind = 1; -- else - { - data += rtti_count + 1; - /* Setup for entry to the handler. */ -@@ -1208,6 +1208,8 @@ - _Unwind_SetGR (context, 0, (_uw) ucbp); - return _URC_INSTALL_CONTEXT; - } -+ else -+ phase2_call_unexpected_after_unwind = 1; - } - if (data[0] & uint32_highbit) - data++; -diff -Nur a/gcc/config/arm/unwind-arm.h b/gcc/config/arm/unwind-arm.h ---- a/gcc/config/arm/unwind-arm.h 2009-04-10 01:23:07.000000000 +0200 -+++ b/gcc/config/arm/unwind-arm.h 2010-01-25 09:50:28.995687913 +0100 -@@ -229,9 +229,10 @@ - return 0; - - #if (defined(linux) && !defined(__uClinux__)) || defined(__NetBSD__) -- /* Pc-relative indirect. */ -+ /* Pc-relative indirect. Propagate the bottom 2 bits, which can -+ contain referenceness information in gnu unwinding tables. */ - tmp += ptr; -- tmp = *(_Unwind_Word *) tmp; -+ tmp = *(_Unwind_Word *) (tmp & ~(_Unwind_Word)3) | (tmp & 3); - #elif defined(__symbian__) || defined(__uClinux__) - /* Absolute pointer. Nothing more to do. */ - #else -diff -Nur a/gcc/config/arm/vec-common.md b/gcc/config/arm/vec-common.md ---- a/gcc/config/arm/vec-common.md 2007-08-22 22:32:18.000000000 +0200 -+++ b/gcc/config/arm/vec-common.md 2010-01-25 09:50:28.995687913 +0100 -@@ -38,6 +38,11 @@ - "TARGET_NEON - || (TARGET_REALLY_IWMMXT && VALID_IWMMXT_REG_MODE (mode))" - { -+ if (can_create_pseudo_p ()) -+ { -+ if (GET_CODE (operands[0]) != REG) -+ operands[1] = force_reg (mode, operands[1]); -+ } - }) - - ;; Vector arithmetic. Expanders are blank, then unnamed insns implement -diff -Nur a/gcc/config/arm/vfp.md b/gcc/config/arm/vfp.md ---- a/gcc/config/arm/vfp.md 2008-09-01 15:40:49.000000000 +0200 -+++ b/gcc/config/arm/vfp.md 2010-01-25 09:50:28.995687913 +0100 -@@ -51,7 +51,7 @@ - ;; problems because small constants get converted into adds. - (define_insn "*arm_movsi_vfp" - [(set (match_operand:SI 0 "nonimmediate_operand" "=rk,r,r,r,rk,m ,*t,r,*t,*t, *Uv") -- (match_operand:SI 1 "general_operand" "rk, I,K,N,mi,rk,r,*t,*t,*Uvi,*t"))] -+ (match_operand:SI 1 "general_operand" "rk, I,K,j,mi,rk,r,*t,*t,*Uvi,*t"))] - "TARGET_ARM && TARGET_VFP && TARGET_HARD_FLOAT - && ( s_register_operand (operands[0], SImode) - || s_register_operand (operands[1], SImode))" -@@ -82,13 +82,17 @@ - " - [(set_attr "predicable" "yes") - (set_attr "type" "*,*,*,*,load1,store1,r_2_f,f_2_r,fcpys,f_loads,f_stores") -+ (set_attr "neon_type" "*,*,*,*,*,*,neon_mcr,neon_mrc,neon_vmov,*,*") -+ (set_attr "insn" "mov,mov,mvn,mov,*,*,*,*,*,*,*") - (set_attr "pool_range" "*,*,*,*,4096,*,*,*,*,1020,*") - (set_attr "neg_pool_range" "*,*,*,*,4084,*,*,*,*,1008,*")] - ) - -+;; See thumb2.md:thumb2_movsi_insn for an explanation of the split -+;; high/low register alternatives for loads and stores here. - (define_insn "*thumb2_movsi_vfp" -- [(set (match_operand:SI 0 "nonimmediate_operand" "=rk,r,r,r,rk,m,*t,r, *t,*t, *Uv") -- (match_operand:SI 1 "general_operand" "rk, I,K,N,mi,rk,r,*t,*t,*Uvi,*t"))] -+ [(set (match_operand:SI 0 "nonimmediate_operand" "=rk,r,r,r,l,*hk,m,*m,*t,r, *t,*t, *Uv") -+ (match_operand:SI 1 "general_operand" "rk, I,K,j,mi,*mi,l,*hk,r,*t,*t,*Uvi,*t"))] - "TARGET_THUMB2 && TARGET_VFP && TARGET_HARD_FLOAT - && ( s_register_operand (operands[0], SImode) - || s_register_operand (operands[1], SImode))" -@@ -102,25 +106,29 @@ - case 3: - return \"movw%?\\t%0, %1\"; - case 4: -- return \"ldr%?\\t%0, %1\"; - case 5: -- return \"str%?\\t%1, %0\"; -+ return \"ldr%?\\t%0, %1\"; - case 6: -- return \"fmsr%?\\t%0, %1\\t%@ int\"; - case 7: -- return \"fmrs%?\\t%0, %1\\t%@ int\"; -+ return \"str%?\\t%1, %0\"; - case 8: -+ return \"fmsr%?\\t%0, %1\\t%@ int\"; -+ case 9: -+ return \"fmrs%?\\t%0, %1\\t%@ int\"; -+ case 10: - return \"fcpys%?\\t%0, %1\\t%@ int\"; -- case 9: case 10: -+ case 11: case 12: - return output_move_vfp (operands); - default: - gcc_unreachable (); - } - " - [(set_attr "predicable" "yes") -- (set_attr "type" "*,*,*,*,load1,store1,r_2_f,f_2_r,fcpys,f_load,f_store") -- (set_attr "pool_range" "*,*,*,*,4096,*,*,*,*,1020,*") -- (set_attr "neg_pool_range" "*,*,*,*, 0,*,*,*,*,1008,*")] -+ (set_attr "type" "*,*,*,*,load1,load1,store1,store1,r_2_f,f_2_r,fcpys,f_load,f_store") -+ (set_attr "neon_type" "*,*,*,*,*,*,*,*,neon_mcr,neon_mrc,neon_vmov,*,*") -+ (set_attr "insn" "mov,mov,mvn,mov,*,*,*,*,*,*,*,*,*") -+ (set_attr "pool_range" "*,*,*,*,1020,4096,*,*,*,*,*,1020,*") -+ (set_attr "neg_pool_range" "*,*,*,*, 0, 0,*,*,*,*,*,1008,*")] - ) - - -@@ -145,7 +153,10 @@ - case 4: - return \"fmrrd%?\\t%Q0, %R0, %P1\\t%@ int\"; - case 5: -- return \"fcpyd%?\\t%P0, %P1\\t%@ int\"; -+ if (TARGET_VFP_SINGLE) -+ return \"fcpys%?\\t%0, %1\\t%@ int\;fcpys%?\\t%p0, %p1\\t%@ int\"; -+ else -+ return \"fcpyd%?\\t%P0, %P1\\t%@ int\"; - case 6: case 7: - return output_move_vfp (operands); - default: -@@ -153,7 +164,14 @@ - } - " - [(set_attr "type" "*,load2,store2,r_2_f,f_2_r,ffarithd,f_loadd,f_stored") -- (set_attr "length" "8,8,8,4,4,4,4,4") -+ (set_attr "neon_type" "*,*,*,neon_mcr_2_mcrr,neon_mrrc,neon_vmov,*,*") -+ (set (attr "length") (cond [(eq_attr "alternative" "0,1,2") (const_int 8) -+ (eq_attr "alternative" "5") -+ (if_then_else -+ (eq (symbol_ref "TARGET_VFP_SINGLE") (const_int 1)) -+ (const_int 8) -+ (const_int 4))] -+ (const_int 4))) - (set_attr "pool_range" "*,1020,*,*,*,*,1020,*") - (set_attr "neg_pool_range" "*,1008,*,*,*,*,1008,*")] - ) -@@ -172,7 +190,10 @@ - case 4: - return \"fmrrd%?\\t%Q0, %R0, %P1\\t%@ int\"; - case 5: -- return \"fcpyd%?\\t%P0, %P1\\t%@ int\"; -+ if (TARGET_VFP_SINGLE) -+ return \"fcpys%?\\t%0, %1\\t%@ int\;fcpys%?\\t%p0, %p1\\t%@ int\"; -+ else -+ return \"fcpyd%?\\t%P0, %P1\\t%@ int\"; - case 6: case 7: - return output_move_vfp (operands); - default: -@@ -180,11 +201,123 @@ - } - " - [(set_attr "type" "*,load2,store2,r_2_f,f_2_r,ffarithd,f_load,f_store") -- (set_attr "length" "8,8,8,4,4,4,4,4") -+ (set_attr "neon_type" "*,*,*,neon_mcr_2_mcrr,neon_mrrc,neon_vmov,*,*") -+ (set (attr "length") (cond [(eq_attr "alternative" "0,1,2") (const_int 8) -+ (eq_attr "alternative" "5") -+ (if_then_else -+ (eq (symbol_ref "TARGET_VFP_SINGLE") (const_int 1)) -+ (const_int 8) -+ (const_int 4))] -+ (const_int 4))) - (set_attr "pool_range" "*,4096,*,*,*,*,1020,*") - (set_attr "neg_pool_range" "*, 0,*,*,*,*,1008,*")] - ) - -+;; HFmode moves -+(define_insn "*movhf_vfp_neon" -+ [(set (match_operand:HF 0 "nonimmediate_operand" "= t,Um,r,m,t,r,t,r,r") -+ (match_operand:HF 1 "general_operand" " Um, t,m,r,t,r,r,t,F"))] -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_NEON_FP16 -+ && ( s_register_operand (operands[0], HFmode) -+ || s_register_operand (operands[1], HFmode))" -+ "* -+ switch (which_alternative) -+ { -+ case 0: /* S register from memory */ -+ return \"vld1.16\\t{%z0}, %A1\"; -+ case 1: /* memory from S register */ -+ return \"vst1.16\\t{%z1}, %A0\"; -+ case 2: /* ARM register from memory */ -+ return \"ldrh\\t%0, %1\\t%@ __fp16\"; -+ case 3: /* memory from ARM register */ -+ return \"strh\\t%1, %0\\t%@ __fp16\"; -+ case 4: /* S register from S register */ -+ return \"fcpys\\t%0, %1\"; -+ case 5: /* ARM register from ARM register */ -+ return \"mov\\t%0, %1\\t%@ __fp16\"; -+ case 6: /* S register from ARM register */ -+ return \"fmsr\\t%0, %1\"; -+ case 7: /* ARM register from S register */ -+ return \"fmrs\\t%0, %1\"; -+ case 8: /* ARM register from constant */ -+ { -+ REAL_VALUE_TYPE r; -+ long bits; -+ rtx ops[4]; -+ -+ REAL_VALUE_FROM_CONST_DOUBLE (r, operands[1]); -+ bits = real_to_target (NULL, &r, HFmode); -+ ops[0] = operands[0]; -+ ops[1] = GEN_INT (bits); -+ ops[2] = GEN_INT (bits & 0xff00); -+ ops[3] = GEN_INT (bits & 0x00ff); -+ -+ if (arm_arch_thumb2) -+ output_asm_insn (\"movw\\t%0, %1\", ops); -+ else -+ output_asm_insn (\"mov\\t%0, %2\;orr\\t%0, %0, %3\", ops); -+ return \"\"; -+ } -+ default: -+ gcc_unreachable (); -+ } -+ " -+ [(set_attr "conds" "unconditional") -+ (set_attr "type" "*,*,load1,store1,fcpys,*,r_2_f,f_2_r,*") -+ (set_attr "neon_type" "neon_vld1_1_2_regs,neon_vst1_1_2_regs_vst2_2_regs,*,*,*,*,*,*,*") -+ (set_attr "length" "4,4,4,4,4,4,4,4,8")] -+) -+ -+;; FP16 without element load/store instructions. -+(define_insn "*movhf_vfp" -+ [(set (match_operand:HF 0 "nonimmediate_operand" "=r,m,t,r,t,r,r") -+ (match_operand:HF 1 "general_operand" " m,r,t,r,r,t,F"))] -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_FP16 && !TARGET_NEON_FP16 -+ && ( s_register_operand (operands[0], HFmode) -+ || s_register_operand (operands[1], HFmode))" -+ "* -+ switch (which_alternative) -+ { -+ case 0: /* ARM register from memory */ -+ return \"ldrh\\t%0, %1\\t%@ __fp16\"; -+ case 1: /* memory from ARM register */ -+ return \"strh\\t%1, %0\\t%@ __fp16\"; -+ case 2: /* S register from S register */ -+ return \"fcpys\\t%0, %1\"; -+ case 3: /* ARM register from ARM register */ -+ return \"mov\\t%0, %1\\t%@ __fp16\"; -+ case 4: /* S register from ARM register */ -+ return \"fmsr\\t%0, %1\"; -+ case 5: /* ARM register from S register */ -+ return \"fmrs\\t%0, %1\"; -+ case 6: /* ARM register from constant */ -+ { -+ REAL_VALUE_TYPE r; -+ long bits; -+ rtx ops[4]; -+ -+ REAL_VALUE_FROM_CONST_DOUBLE (r, operands[1]); -+ bits = real_to_target (NULL, &r, HFmode); -+ ops[0] = operands[0]; -+ ops[1] = GEN_INT (bits); -+ ops[2] = GEN_INT (bits & 0xff00); -+ ops[3] = GEN_INT (bits & 0x00ff); -+ -+ if (arm_arch_thumb2) -+ output_asm_insn (\"movw\\t%0, %1\", ops); -+ else -+ output_asm_insn (\"mov\\t%0, %2\;orr\\t%0, %0, %3\", ops); -+ return \"\"; -+ } -+ default: -+ gcc_unreachable (); -+ } -+ " -+ [(set_attr "conds" "unconditional") -+ (set_attr "type" "load1,store1,fcpys,*,r_2_f,f_2_r,*") -+ (set_attr "length" "4,4,4,4,4,4,8")] -+) -+ - - ;; SFmode moves - ;; Disparage the w<->r cases because reloading an invalid address is -@@ -222,6 +355,8 @@ - [(set_attr "predicable" "yes") - (set_attr "type" - "r_2_f,f_2_r,fconsts,f_loads,f_stores,load1,store1,fcpys,*") -+ (set_attr "neon_type" "neon_mcr,neon_mrc,*,*,*,*,*,neon_vmov,*") -+ (set_attr "insn" "*,*,*,*,*,*,*,*,mov") - (set_attr "pool_range" "*,*,*,1020,*,4096,*,*,*") - (set_attr "neg_pool_range" "*,*,*,1008,*,4080,*,*,*")] - ) -@@ -258,6 +393,8 @@ - [(set_attr "predicable" "yes") - (set_attr "type" - "r_2_f,f_2_r,fconsts,f_load,f_store,load1,store1,fcpys,*") -+ (set_attr "neon_type" "neon_mcr,neon_mrc,*,*,*,*,*,neon_vmov,*") -+ (set_attr "insn" "*,*,*,*,*,*,*,*,mov") - (set_attr "pool_range" "*,*,*,1020,*,4092,*,*,*") - (set_attr "neg_pool_range" "*,*,*,1008,*,0,*,*,*")] - ) -@@ -267,7 +404,7 @@ - - (define_insn "*movdf_vfp" - [(set (match_operand:DF 0 "nonimmediate_soft_df_operand" "=w,?r,w ,r, m,w ,Uv,w,r") -- (match_operand:DF 1 "soft_df_operand" " ?r,w,Dv,mF,r,UvF,w, w,r"))] -+ (match_operand:DF 1 "soft_df_operand" " ?r,w,Dy,mF,r,UvF,w, w,r"))] - "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_VFP - && ( register_operand (operands[0], DFmode) - || register_operand (operands[1], DFmode))" -@@ -280,13 +417,17 @@ - case 1: - return \"fmrrd%?\\t%Q0, %R0, %P1\"; - case 2: -+ gcc_assert (TARGET_VFP_DOUBLE); - return \"fconstd%?\\t%P0, #%G1\"; - case 3: case 4: - return output_move_double (operands); - case 5: case 6: - return output_move_vfp (operands); - case 7: -- return \"fcpyd%?\\t%P0, %P1\"; -+ if (TARGET_VFP_SINGLE) -+ return \"fcpys%?\\t%0, %1\;fcpys%?\\t%p0, %p1\"; -+ else -+ return \"fcpyd%?\\t%P0, %P1\"; - case 8: - return \"#\"; - default: -@@ -296,14 +437,21 @@ - " - [(set_attr "type" - "r_2_f,f_2_r,fconstd,f_loadd,f_stored,load2,store2,ffarithd,*") -- (set_attr "length" "4,4,4,8,8,4,4,4,8") -+ (set_attr "neon_type" "neon_mcr_2_mcrr,neon_mrrc,*,*,*,*,*,neon_vmov,*") -+ (set (attr "length") (cond [(eq_attr "alternative" "3,4,8") (const_int 8) -+ (eq_attr "alternative" "7") -+ (if_then_else -+ (eq (symbol_ref "TARGET_VFP_SINGLE") (const_int 1)) -+ (const_int 8) -+ (const_int 4))] -+ (const_int 4))) - (set_attr "pool_range" "*,*,*,1020,*,1020,*,*,*") - (set_attr "neg_pool_range" "*,*,*,1008,*,1008,*,*,*")] - ) - - (define_insn "*thumb2_movdf_vfp" - [(set (match_operand:DF 0 "nonimmediate_soft_df_operand" "=w,?r,w ,r, m,w ,Uv,w,r") -- (match_operand:DF 1 "soft_df_operand" " ?r,w,Dv,mF,r,UvF,w, w,r"))] -+ (match_operand:DF 1 "soft_df_operand" " ?r,w,Dy,mF,r,UvF,w, w,r"))] - "TARGET_THUMB2 && TARGET_HARD_FLOAT && TARGET_VFP" - "* - { -@@ -314,13 +462,17 @@ - case 1: - return \"fmrrd%?\\t%Q0, %R0, %P1\"; - case 2: -+ gcc_assert (TARGET_VFP_DOUBLE); - return \"fconstd%?\\t%P0, #%G1\"; - case 3: case 4: case 8: - return output_move_double (operands); - case 5: case 6: - return output_move_vfp (operands); - case 7: -- return \"fcpyd%?\\t%P0, %P1\"; -+ if (TARGET_VFP_SINGLE) -+ return \"fcpys%?\\t%0, %1\;fcpys%?\\t%p0, %p1\"; -+ else -+ return \"fcpyd%?\\t%P0, %P1\"; - default: - abort (); - } -@@ -328,7 +480,14 @@ - " - [(set_attr "type" - "r_2_f,f_2_r,fconstd,load2,store2,f_load,f_store,ffarithd,*") -- (set_attr "length" "4,4,4,8,8,4,4,4,8") -+ (set_attr "neon_type" "neon_mcr_2_mcrr,neon_mrrc,*,*,*,*,*,neon_vmov,*") -+ (set (attr "length") (cond [(eq_attr "alternative" "3,4,8") (const_int 8) -+ (eq_attr "alternative" "7") -+ (if_then_else -+ (eq (symbol_ref "TARGET_VFP_SINGLE") (const_int 1)) -+ (const_int 8) -+ (const_int 4))] -+ (const_int 4))) - (set_attr "pool_range" "*,*,*,4096,*,1020,*,*,*") - (set_attr "neg_pool_range" "*,*,*,0,*,1008,*,*,*")] - ) -@@ -356,7 +515,8 @@ - fmrs%D3\\t%0, %2\;fmrs%d3\\t%0, %1" - [(set_attr "conds" "use") - (set_attr "length" "4,4,8,4,4,8,4,4,8") -- (set_attr "type" "fcpys,fcpys,fcpys,r_2_f,r_2_f,r_2_f,f_2_r,f_2_r,f_2_r")] -+ (set_attr "type" "fcpys,fcpys,fcpys,r_2_f,r_2_f,r_2_f,f_2_r,f_2_r,f_2_r") -+ (set_attr "neon_type" "neon_vmov,neon_vmov,neon_vmov,neon_mcr,neon_mcr,neon_mcr,neon_mrc,neon_mrc,neon_mrc")] - ) - - (define_insn "*thumb2_movsfcc_vfp" -@@ -379,7 +539,8 @@ - ite\\t%D3\;fmrs%D3\\t%0, %2\;fmrs%d3\\t%0, %1" - [(set_attr "conds" "use") - (set_attr "length" "6,6,10,6,6,10,6,6,10") -- (set_attr "type" "fcpys,fcpys,fcpys,r_2_f,r_2_f,r_2_f,f_2_r,f_2_r,f_2_r")] -+ (set_attr "type" "fcpys,fcpys,fcpys,r_2_f,r_2_f,r_2_f,f_2_r,f_2_r,f_2_r") -+ (set_attr "neon_type" "neon_vmov,neon_vmov,neon_vmov,neon_mcr,neon_mcr,neon_mcr,neon_mrc,neon_mrc,neon_mrc")] - ) - - (define_insn "*movdfcc_vfp" -@@ -389,7 +550,7 @@ - [(match_operand 4 "cc_register" "") (const_int 0)]) - (match_operand:DF 1 "s_register_operand" "0,w,w,0,?r,?r,0,w,w") - (match_operand:DF 2 "s_register_operand" "w,0,w,?r,0,?r,w,0,w")))] -- "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_ARM && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "@ - fcpyd%D3\\t%P0, %P2 - fcpyd%d3\\t%P0, %P1 -@@ -402,7 +563,8 @@ - fmrrd%D3\\t%Q0, %R0, %P2\;fmrrd%d3\\t%Q0, %R0, %P1" - [(set_attr "conds" "use") - (set_attr "length" "4,4,8,4,4,8,4,4,8") -- (set_attr "type" "ffarithd,ffarithd,ffarithd,r_2_f,r_2_f,r_2_f,f_2_r,f_2_r,f_2_r")] -+ (set_attr "type" "ffarithd,ffarithd,ffarithd,r_2_f,r_2_f,r_2_f,f_2_r,f_2_r,f_2_r") -+ (set_attr "neon_type" "neon_vmov,neon_vmov,neon_vmov,neon_mcr_2_mcrr,neon_mcr_2_mcrr,neon_mcr_2_mcrr,neon_mrrc,neon_mrrc,neon_mrrc")] - ) - - (define_insn "*thumb2_movdfcc_vfp" -@@ -412,7 +574,7 @@ - [(match_operand 4 "cc_register" "") (const_int 0)]) - (match_operand:DF 1 "s_register_operand" "0,w,w,0,?r,?r,0,w,w") - (match_operand:DF 2 "s_register_operand" "w,0,w,?r,0,?r,w,0,w")))] -- "TARGET_THUMB2 && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_THUMB2 && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "@ - it\\t%D3\;fcpyd%D3\\t%P0, %P2 - it\\t%d3\;fcpyd%d3\\t%P0, %P1 -@@ -425,7 +587,8 @@ - ite\\t%D3\;fmrrd%D3\\t%Q0, %R0, %P2\;fmrrd%d3\\t%Q0, %R0, %P1" - [(set_attr "conds" "use") - (set_attr "length" "6,6,10,6,6,10,6,6,10") -- (set_attr "type" "ffarithd,ffarithd,ffarithd,r_2_f,r_2_f,r_2_f,f_2_r,f_2_r,f_2_r")] -+ (set_attr "type" "ffarithd,ffarithd,ffarithd,r_2_f,r_2_f,r_2_f,f_2_r,f_2_r,f_2_r") -+ (set_attr "neon_type" "neon_vmov,neon_vmov,neon_vmov,neon_mcr_2_mcrr,neon_mcr_2_mcrr,neon_mcr_2_mcrr,neon_mrrc,neon_mrrc,neon_mrrc")] - ) - - -@@ -443,7 +606,7 @@ - (define_insn "*absdf2_vfp" - [(set (match_operand:DF 0 "s_register_operand" "=w") - (abs:DF (match_operand:DF 1 "s_register_operand" "w")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "fabsd%?\\t%P0, %P1" - [(set_attr "predicable" "yes") - (set_attr "type" "ffarithd")] -@@ -463,12 +626,12 @@ - (define_insn_and_split "*negdf2_vfp" - [(set (match_operand:DF 0 "s_register_operand" "=w,?r,?r") - (neg:DF (match_operand:DF 1 "s_register_operand" "w,0,r")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "@ - fnegd%?\\t%P0, %P1 - # - #" -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP && reload_completed -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE && reload_completed - && arm_general_register_operand (operands[0], DFmode)" - [(set (match_dup 0) (match_dup 1))] - " -@@ -523,7 +686,7 @@ - [(set (match_operand:DF 0 "s_register_operand" "=w") - (plus:DF (match_operand:DF 1 "s_register_operand" "w") - (match_operand:DF 2 "s_register_operand" "w")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "faddd%?\\t%P0, %P1, %P2" - [(set_attr "predicable" "yes") - (set_attr "type" "faddd")] -@@ -544,7 +707,7 @@ - [(set (match_operand:DF 0 "s_register_operand" "=w") - (minus:DF (match_operand:DF 1 "s_register_operand" "w") - (match_operand:DF 2 "s_register_operand" "w")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "fsubd%?\\t%P0, %P1, %P2" - [(set_attr "predicable" "yes") - (set_attr "type" "faddd")] -@@ -567,7 +730,7 @@ - [(set (match_operand:DF 0 "s_register_operand" "+w") - (div:DF (match_operand:DF 1 "s_register_operand" "w") - (match_operand:DF 2 "s_register_operand" "w")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "fdivd%?\\t%P0, %P1, %P2" - [(set_attr "predicable" "yes") - (set_attr "type" "fdivd")] -@@ -590,7 +753,7 @@ - [(set (match_operand:DF 0 "s_register_operand" "+w") - (mult:DF (match_operand:DF 1 "s_register_operand" "w") - (match_operand:DF 2 "s_register_operand" "w")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "fmuld%?\\t%P0, %P1, %P2" - [(set_attr "predicable" "yes") - (set_attr "type" "fmuld")] -@@ -611,7 +774,7 @@ - [(set (match_operand:DF 0 "s_register_operand" "+w") - (mult:DF (neg:DF (match_operand:DF 1 "s_register_operand" "w")) - (match_operand:DF 2 "s_register_operand" "w")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "fnmuld%?\\t%P0, %P1, %P2" - [(set_attr "predicable" "yes") - (set_attr "type" "fmuld")] -@@ -626,7 +789,8 @@ - (plus:SF (mult:SF (match_operand:SF 2 "s_register_operand" "t") - (match_operand:SF 3 "s_register_operand" "t")) - (match_operand:SF 1 "s_register_operand" "0")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP -+ && (!arm_tune_marvell_f || optimize_size)" - "fmacs%?\\t%0, %2, %3" - [(set_attr "predicable" "yes") - (set_attr "type" "fmacs")] -@@ -637,7 +801,8 @@ - (plus:DF (mult:DF (match_operand:DF 2 "s_register_operand" "w") - (match_operand:DF 3 "s_register_operand" "w")) - (match_operand:DF 1 "s_register_operand" "0")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE -+ && (!arm_tune_marvell_f || optimize_size)" - "fmacd%?\\t%P0, %P2, %P3" - [(set_attr "predicable" "yes") - (set_attr "type" "fmacd")] -@@ -649,7 +814,8 @@ - (minus:SF (mult:SF (match_operand:SF 2 "s_register_operand" "t") - (match_operand:SF 3 "s_register_operand" "t")) - (match_operand:SF 1 "s_register_operand" "0")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP -+ && (!arm_tune_marvell_f || optimize_size)" - "fmscs%?\\t%0, %2, %3" - [(set_attr "predicable" "yes") - (set_attr "type" "fmacs")] -@@ -660,7 +826,8 @@ - (minus:DF (mult:DF (match_operand:DF 2 "s_register_operand" "w") - (match_operand:DF 3 "s_register_operand" "w")) - (match_operand:DF 1 "s_register_operand" "0")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE -+ && (!arm_tune_marvell_f || optimize_size)" - "fmscd%?\\t%P0, %P2, %P3" - [(set_attr "predicable" "yes") - (set_attr "type" "fmacd")] -@@ -672,7 +839,8 @@ - (minus:SF (match_operand:SF 1 "s_register_operand" "0") - (mult:SF (match_operand:SF 2 "s_register_operand" "t") - (match_operand:SF 3 "s_register_operand" "t"))))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP -+ && (!arm_tune_marvell_f || optimize_size)" - "fnmacs%?\\t%0, %2, %3" - [(set_attr "predicable" "yes") - (set_attr "type" "fmacs")] -@@ -683,7 +851,8 @@ - (minus:DF (match_operand:DF 1 "s_register_operand" "0") - (mult:DF (match_operand:DF 2 "s_register_operand" "w") - (match_operand:DF 3 "s_register_operand" "w"))))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE -+ && (!arm_tune_marvell_f || optimize_size)" - "fnmacd%?\\t%P0, %P2, %P3" - [(set_attr "predicable" "yes") - (set_attr "type" "fmacd")] -@@ -697,7 +866,8 @@ - (neg:SF (match_operand:SF 2 "s_register_operand" "t")) - (match_operand:SF 3 "s_register_operand" "t")) - (match_operand:SF 1 "s_register_operand" "0")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP -+ && (!arm_tune_marvell_f || optimize_size)" - "fnmscs%?\\t%0, %2, %3" - [(set_attr "predicable" "yes") - (set_attr "type" "fmacs")] -@@ -709,7 +879,8 @@ - (neg:DF (match_operand:DF 2 "s_register_operand" "w")) - (match_operand:DF 3 "s_register_operand" "w")) - (match_operand:DF 1 "s_register_operand" "0")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE -+ && (!arm_tune_marvell_f || optimize_size)" - "fnmscd%?\\t%P0, %P2, %P3" - [(set_attr "predicable" "yes") - (set_attr "type" "fmacd")] -@@ -721,7 +892,7 @@ - (define_insn "*extendsfdf2_vfp" - [(set (match_operand:DF 0 "s_register_operand" "=w") - (float_extend:DF (match_operand:SF 1 "s_register_operand" "t")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "fcvtds%?\\t%P0, %1" - [(set_attr "predicable" "yes") - (set_attr "type" "f_cvt")] -@@ -730,12 +901,30 @@ - (define_insn "*truncdfsf2_vfp" - [(set (match_operand:SF 0 "s_register_operand" "=t") - (float_truncate:SF (match_operand:DF 1 "s_register_operand" "w")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "fcvtsd%?\\t%0, %P1" - [(set_attr "predicable" "yes") - (set_attr "type" "f_cvt")] - ) - -+(define_insn "extendhfsf2" -+ [(set (match_operand:SF 0 "s_register_operand" "=t") -+ (float_extend:SF (match_operand:HF 1 "s_register_operand" "t")))] -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_FP16" -+ "vcvtb%?.f32.f16\\t%0, %1" -+ [(set_attr "predicable" "yes") -+ (set_attr "type" "f_cvt")] -+) -+ -+(define_insn "truncsfhf2" -+ [(set (match_operand:HF 0 "s_register_operand" "=t") -+ (float_truncate:HF (match_operand:SF 1 "s_register_operand" "t")))] -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_FP16" -+ "vcvtb%?.f16.f32\\t%0, %1" -+ [(set_attr "predicable" "yes") -+ (set_attr "type" "f_cvt")] -+) -+ - (define_insn "*truncsisf2_vfp" - [(set (match_operand:SI 0 "s_register_operand" "=t") - (fix:SI (fix:SF (match_operand:SF 1 "s_register_operand" "t"))))] -@@ -748,7 +937,7 @@ - (define_insn "*truncsidf2_vfp" - [(set (match_operand:SI 0 "s_register_operand" "=t") - (fix:SI (fix:DF (match_operand:DF 1 "s_register_operand" "w"))))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "ftosizd%?\\t%0, %P1" - [(set_attr "predicable" "yes") - (set_attr "type" "f_cvt")] -@@ -767,7 +956,7 @@ - (define_insn "fixuns_truncdfsi2" - [(set (match_operand:SI 0 "s_register_operand" "=t") - (unsigned_fix:SI (fix:DF (match_operand:DF 1 "s_register_operand" "t"))))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "ftouizd%?\\t%0, %P1" - [(set_attr "predicable" "yes") - (set_attr "type" "f_cvt")] -@@ -786,7 +975,7 @@ - (define_insn "*floatsidf2_vfp" - [(set (match_operand:DF 0 "s_register_operand" "=w") - (float:DF (match_operand:SI 1 "s_register_operand" "t")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "fsitod%?\\t%P0, %1" - [(set_attr "predicable" "yes") - (set_attr "type" "f_cvt")] -@@ -805,7 +994,7 @@ - (define_insn "floatunssidf2" - [(set (match_operand:DF 0 "s_register_operand" "=w") - (unsigned_float:DF (match_operand:SI 1 "s_register_operand" "t")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "fuitod%?\\t%P0, %1" - [(set_attr "predicable" "yes") - (set_attr "type" "f_cvt")] -@@ -826,7 +1015,7 @@ - (define_insn "*sqrtdf2_vfp" - [(set (match_operand:DF 0 "s_register_operand" "=w") - (sqrt:DF (match_operand:DF 1 "s_register_operand" "w")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "fsqrtd%?\\t%P0, %P1" - [(set_attr "predicable" "yes") - (set_attr "type" "fdivd")] -@@ -878,9 +1067,9 @@ - [(set (reg:CCFP CC_REGNUM) - (compare:CCFP (match_operand:DF 0 "s_register_operand" "w") - (match_operand:DF 1 "vfp_compare_operand" "wG")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "#" -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - [(set (reg:CCFP VFPCC_REGNUM) - (compare:CCFP (match_dup 0) - (match_dup 1))) -@@ -893,9 +1082,9 @@ - [(set (reg:CCFPE CC_REGNUM) - (compare:CCFPE (match_operand:DF 0 "s_register_operand" "w") - (match_operand:DF 1 "vfp_compare_operand" "wG")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "#" -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - [(set (reg:CCFPE VFPCC_REGNUM) - (compare:CCFPE (match_dup 0) - (match_dup 1))) -@@ -935,7 +1124,7 @@ - [(set (reg:CCFP VFPCC_REGNUM) - (compare:CCFP (match_operand:DF 0 "s_register_operand" "w,w") - (match_operand:DF 1 "vfp_compare_operand" "w,G")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "@ - fcmpd%?\\t%P0, %P1 - fcmpzd%?\\t%P0" -@@ -947,7 +1136,7 @@ - [(set (reg:CCFPE VFPCC_REGNUM) - (compare:CCFPE (match_operand:DF 0 "s_register_operand" "w,w") - (match_operand:DF 1 "vfp_compare_operand" "w,G")))] -- "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP" -+ "TARGET_32BIT && TARGET_HARD_FLOAT && TARGET_VFP_DOUBLE" - "@ - fcmped%?\\t%P0, %P1 - fcmpezd%?\\t%P0" -diff -Nur a/gcc/config/arm/vxworks.h b/gcc/config/arm/vxworks.h ---- a/gcc/config/arm/vxworks.h 2009-02-20 16:20:38.000000000 +0100 -+++ b/gcc/config/arm/vxworks.h 2010-01-25 09:50:28.995687913 +0100 -@@ -97,7 +97,7 @@ - /* There is no default multilib. */ - #undef MULTILIB_DEFAULTS - --#define FPUTYPE_DEFAULT FPUTYPE_VFP -+#define FPUTYPE_DEFAULT "vfp" - - #undef FUNCTION_PROFILER - #define FUNCTION_PROFILER VXWORKS_FUNCTION_PROFILER -diff -Nur a/gcc/config/arm/wrs-linux.h b/gcc/config/arm/wrs-linux.h ---- a/gcc/config/arm/wrs-linux.h 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/arm/wrs-linux.h 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,76 @@ -+/* Wind River GNU/Linux Configuration. -+ Copyright (C) 2006, 2007, 2008 -+ Free Software Foundation, Inc. -+ -+This file is part of GCC. -+ -+GCC is free software; you can redistribute it and/or modify -+it under the terms of the GNU General Public License as published by -+the Free Software Foundation; either version 3, or (at your option) -+any later version. -+ -+GCC is distributed in the hope that it will be useful, -+but WITHOUT ANY WARRANTY; without even the implied warranty of -+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+GNU General Public License for more details. -+ -+You should have received a copy of the GNU General Public License -+along with GCC; see the file COPYING3. If not see -+. */ -+ -+/* Use the ARM926EJ-S by default. */ -+#undef SUBTARGET_CPU_DEFAULT -+#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm926ejs -+ -+/* Add a -tiwmmxt option for convenience in generating multilibs. -+ This option generates big-endian IWMMXT code. */ -+#undef CC1_SPEC -+#define CC1_SPEC " \ -+ %{tarm926ej-s: -mcpu=arm926ej-s ; \ -+ tiwmmxt: -mcpu=iwmmxt ; \ -+ tiwmmxt2: -mcpu=iwmmxt ; \ -+ txscale: -mcpu=xscale -mbig-endian ; \ -+ tarm920t: -mcpu=arm920t ; \ -+ tthumb2: %{!mcpu=*:%{!march=*:-march=armv6t2}} -mthumb ; \ -+ tcortex-a8-be8: -mcpu=cortex-a8 -mbig-endian -mfloat-abi=softfp \ -+ -mfpu=neon } \ -+ %{txscale:%{mfloat-abi=softfp:%eXScale VFP multilib not provided}} \ -+ %{tarm920t:%{mfloat-abi=softfp:%eARM920T VFP multilib not provided}} \ -+ %{profile:-p}" -+ -+/* Since the ARM926EJ-S is the default processor, we do not need to -+ provide an explicit multilib for that processor. */ -+#undef MULTILIB_DEFAULTS -+#define MULTILIB_DEFAULTS \ -+ { "tarm926ej-s" } -+ -+/* The GLIBC headers are in /usr/include, relative to the sysroot; the -+ uClibc headers are in /uclibc/usr/include. */ -+#undef SYSROOT_HEADERS_SUFFIX_SPEC -+#define SYSROOT_HEADERS_SUFFIX_SPEC \ -+ "%{muclibc:/uclibc}" -+ -+/* Translate -tiwmmxt appropriately for the assembler. The -meabi=5 -+ option is the relevant part of SUBTARGET_EXTRA_ASM_SPEC in bpabi.h. */ -+#undef SUBTARGET_EXTRA_ASM_SPEC -+#define SUBTARGET_EXTRA_ASM_SPEC \ -+ "%{tiwmmxt2:-mcpu=iwmmxt2} %{tiwmmxt:-mcpu=iwmmxt} %{txscale:-mcpu=xscale -EB} %{tcortex-a8-be8:-mcpu=cortex-a8 -EB} -meabi=5" -+ -+/* Translate -tiwmmxt for the linker. */ -+#undef SUBTARGET_EXTRA_LINK_SPEC -+#define SUBTARGET_EXTRA_LINK_SPEC \ -+ " %{tiwmmxt:-m armelf_linux_eabi ; \ -+ txscale:-m armelfb_linux_eabi ; \ -+ tcortex-a8-be8:-m armelfb_linux_eabi %{!r:--be8} ; \ -+ : -m armelf_linux_eabi}" -+ -+/* The various C libraries each have their own subdirectory. */ -+#undef SYSROOT_SUFFIX_SPEC -+#define SYSROOT_SUFFIX_SPEC \ -+ "%{muclibc:/uclibc}%{tiwmmxt:/tiwmmxt ; \ -+ tiwmmxt2:/tiwmmxt ; \ -+ txscale:/txscale ; \ -+ tarm920t:/tarm920t ; \ -+ tthumb2:/thumb2 ; \ -+ tcortex-a8-be8:/cortex-a8-be8}%{!tthumb2:%{!tcortex-a8-be8:%{mfloat-abi=softfp:/softfp}}}" -+ -diff -Nur a/gcc/config/i386/atom.md b/gcc/config/i386/atom.md ---- a/gcc/config/i386/atom.md 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/i386/atom.md 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,795 @@ -+;; Atom Scheduling -+;; Copyright (C) 2009 Free Software Foundation, Inc. -+;; -+;; This file is part of GCC. -+;; -+;; GCC is free software; you can redistribute it and/or modify -+;; it under the terms of the GNU General Public License as published by -+;; the Free Software Foundation; either version 3, or (at your option) -+;; any later version. -+;; -+;; GCC is distributed in the hope that it will be useful, -+;; but WITHOUT ANY WARRANTY; without even the implied warranty of -+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+;; GNU General Public License for more details. -+;; -+;; You should have received a copy of the GNU General Public License -+;; along with GCC; see the file COPYING3. If not see -+;; . -+;; -+;; Atom is an in-order core with two integer pipelines. -+ -+ -+(define_attr "atom_unit" "sishuf,simul,jeu,complex,other" -+ (const_string "other")) -+ -+(define_attr "atom_sse_attr" "rcp,movdup,lfence,fence,prefetch,sqrt,mxcsr,other" -+ (const_string "other")) -+ -+(define_automaton "atom") -+ -+;; Atom has two ports: port 0 and port 1 connecting to all execution units -+(define_cpu_unit "atom-port-0,atom-port-1" "atom") -+ -+;; EU: Execution Unit -+;; Atom EUs are connected by port 0 or port 1. -+ -+(define_cpu_unit "atom-eu-0, atom-eu-1, -+ atom-imul-1, atom-imul-2, atom-imul-3, atom-imul-4" -+ "atom") -+ -+;; Some EUs have duplicated copied and can be accessed via either -+;; port 0 or port 1 -+;; (define_reservation "atom-port-either" "(atom-port-0 | atom-port-1)") -+ -+;;; Some instructions is dual-pipe execution, need both ports -+;;; Complex multi-op macro-instructoins need both ports and all EUs -+(define_reservation "atom-port-dual" "(atom-port-0 + atom-port-1)") -+(define_reservation "atom-all-eu" "(atom-eu-0 + atom-eu-1 + -+ atom-imul-1 + atom-imul-2 + atom-imul-3 + -+ atom-imul-4)") -+ -+;;; Most of simple instructions have 1 cycle latency. Some of them -+;;; issue in port 0, some in port 0 and some in either port. -+(define_reservation "atom-simple-0" "(atom-port-0 + atom-eu-0)") -+(define_reservation "atom-simple-1" "(atom-port-1 + atom-eu-1)") -+(define_reservation "atom-simple-either" "(atom-simple-0 | atom-simple-1)") -+ -+;;; Some insn issues in port 0 with 3 cycle latency and 1 cycle tput -+(define_reservation "atom-eu-0-3-1" "(atom-port-0 + atom-eu-0, nothing*2)") -+ -+;;; fmul insn can have 4 or 5 cycles latency -+(define_reservation "atom-fmul-5c" "(atom-port-0 + atom-eu-0), nothing*4") -+(define_reservation "atom-fmul-4c" "(atom-port-0 + atom-eu-0), nothing*3") -+ -+;;; fadd can has 5 cycles latency depends on instruction forms -+(define_reservation "atom-fadd-5c" "(atom-port-1 + atom-eu-1), nothing*5") -+ -+;;; imul insn has 5 cycles latency -+(define_reservation "atom-imul-32" -+ "atom-imul-1, atom-imul-2, atom-imul-3, atom-imul-4, -+ atom-port-0") -+;;; imul instruction excludes other non-FP instructions. -+(exclusion_set "atom-eu-0, atom-eu-1" -+ "atom-imul-1, atom-imul-2, atom-imul-3, atom-imul-4") -+ -+;;; dual-execution instructions can have 1,2,4,5 cycles latency depends on -+;;; instruction forms -+(define_reservation "atom-dual-1c" "(atom-port-dual + atom-eu-0 + atom-eu-1)") -+(define_reservation "atom-dual-2c" -+ "(atom-port-dual + atom-eu-0 + atom-eu-1, nothing)") -+(define_reservation "atom-dual-5c" -+ "(atom-port-dual + atom-eu-0 + atom-eu-1, nothing*4)") -+ -+;;; Complex macro-instruction has variants of latency, and uses both ports. -+(define_reservation "atom-complex" "(atom-port-dual + atom-all-eu)") -+ -+(define_insn_reservation "atom_other" 9 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "other") -+ (eq_attr "atom_unit" "!jeu"))) -+ "atom-complex, atom-all-eu*8") -+ -+;; return has type "other" with atom_unit "jeu" -+(define_insn_reservation "atom_other_2" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "other") -+ (eq_attr "atom_unit" "jeu"))) -+ "atom-dual-1c") -+ -+(define_insn_reservation "atom_multi" 9 -+ (and (eq_attr "cpu" "atom") -+ (eq_attr "type" "multi")) -+ "atom-complex, atom-all-eu*8") -+ -+;; Normal alu insns without carry -+(define_insn_reservation "atom_alu" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "alu") -+ (and (eq_attr "memory" "none") -+ (eq_attr "use_carry" "0")))) -+ "atom-simple-either") -+ -+;; Normal alu insns without carry -+(define_insn_reservation "atom_alu_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "alu") -+ (and (eq_attr "memory" "!none") -+ (eq_attr "use_carry" "0")))) -+ "atom-simple-either") -+ -+;; Alu insn consuming CF, such as add/sbb -+(define_insn_reservation "atom_alu_carry" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "alu") -+ (and (eq_attr "memory" "none") -+ (eq_attr "use_carry" "1")))) -+ "atom-simple-either") -+ -+;; Alu insn consuming CF, such as add/sbb -+(define_insn_reservation "atom_alu_carry_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "alu") -+ (and (eq_attr "memory" "!none") -+ (eq_attr "use_carry" "1")))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_alu1" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "alu1") -+ (eq_attr "memory" "none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_alu1_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "alu1") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_negnot" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "negnot") -+ (eq_attr "memory" "none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_negnot_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "negnot") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_imov" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "imov") -+ (eq_attr "memory" "none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_imov_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "imov") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-either") -+ -+;; 16<-16, 32<-32 -+(define_insn_reservation "atom_imovx" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "imovx") -+ (and (eq_attr "memory" "none") -+ (ior (and (match_operand:HI 0 "register_operand") -+ (match_operand:HI 1 "general_operand")) -+ (and (match_operand:SI 0 "register_operand") -+ (match_operand:SI 1 "general_operand")))))) -+ "atom-simple-either") -+ -+;; 16<-16, 32<-32, mem -+(define_insn_reservation "atom_imovx_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "imovx") -+ (and (eq_attr "memory" "!none") -+ (ior (and (match_operand:HI 0 "register_operand") -+ (match_operand:HI 1 "general_operand")) -+ (and (match_operand:SI 0 "register_operand") -+ (match_operand:SI 1 "general_operand")))))) -+ "atom-simple-either") -+ -+;; 32<-16, 32<-8, 64<-16, 64<-8, 64<-32, 8<-8 -+(define_insn_reservation "atom_imovx_2" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "imovx") -+ (and (eq_attr "memory" "none") -+ (ior (match_operand:QI 0 "register_operand") -+ (ior (and (match_operand:SI 0 "register_operand") -+ (not (match_operand:SI 1 "general_operand"))) -+ (match_operand:DI 0 "register_operand")))))) -+ "atom-simple-0") -+ -+;; 32<-16, 32<-8, 64<-16, 64<-8, 64<-32, 8<-8, mem -+(define_insn_reservation "atom_imovx_2_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "imovx") -+ (and (eq_attr "memory" "!none") -+ (ior (match_operand:QI 0 "register_operand") -+ (ior (and (match_operand:SI 0 "register_operand") -+ (not (match_operand:SI 1 "general_operand"))) -+ (match_operand:DI 0 "register_operand")))))) -+ "atom-simple-0") -+ -+;; 16<-8 -+(define_insn_reservation "atom_imovx_3" 3 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "imovx") -+ (and (match_operand:HI 0 "register_operand") -+ (match_operand:QI 1 "general_operand")))) -+ "atom-complex, atom-all-eu*2") -+ -+(define_insn_reservation "atom_lea" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "lea") -+ (eq_attr "mode" "!HI"))) -+ "atom-simple-either") -+ -+;; lea 16bit address is complex insn -+(define_insn_reservation "atom_lea_2" 2 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "lea") -+ (eq_attr "mode" "HI"))) -+ "atom-complex, atom-all-eu") -+ -+(define_insn_reservation "atom_incdec" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "incdec") -+ (eq_attr "memory" "none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_incdec_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "incdec") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-either") -+ -+;; simple shift instruction use SHIFT eu, none memory -+(define_insn_reservation "atom_ishift" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ishift") -+ (and (eq_attr "memory" "none") (eq_attr "prefix_0f" "0")))) -+ "atom-simple-0") -+ -+;; simple shift instruction use SHIFT eu, memory -+(define_insn_reservation "atom_ishift_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ishift") -+ (and (eq_attr "memory" "!none") (eq_attr "prefix_0f" "0")))) -+ "atom-simple-0") -+ -+;; DF shift (prefixed with 0f) is complex insn with latency of 7 cycles -+(define_insn_reservation "atom_ishift_3" 7 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ishift") -+ (eq_attr "prefix_0f" "1"))) -+ "atom-complex, atom-all-eu*6") -+ -+(define_insn_reservation "atom_ishift1" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ishift1") -+ (eq_attr "memory" "none"))) -+ "atom-simple-0") -+ -+(define_insn_reservation "atom_ishift1_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ishift1") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-0") -+ -+(define_insn_reservation "atom_rotate" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "rotate") -+ (eq_attr "memory" "none"))) -+ "atom-simple-0") -+ -+(define_insn_reservation "atom_rotate_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "rotate") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-0") -+ -+(define_insn_reservation "atom_rotate1" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "rotate1") -+ (eq_attr "memory" "none"))) -+ "atom-simple-0") -+ -+(define_insn_reservation "atom_rotate1_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "rotate1") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-0") -+ -+(define_insn_reservation "atom_imul" 5 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "imul") -+ (and (eq_attr "memory" "none") (eq_attr "mode" "SI")))) -+ "atom-imul-32") -+ -+(define_insn_reservation "atom_imul_mem" 5 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "imul") -+ (and (eq_attr "memory" "!none") (eq_attr "mode" "SI")))) -+ "atom-imul-32") -+ -+;; latency set to 10 as common 64x64 imul -+(define_insn_reservation "atom_imul_3" 10 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "imul") -+ (eq_attr "mode" "!SI"))) -+ "atom-complex, atom-all-eu*9") -+ -+(define_insn_reservation "atom_idiv" 65 -+ (and (eq_attr "cpu" "atom") -+ (eq_attr "type" "idiv")) -+ "atom-complex, atom-all-eu*32, nothing*32") -+ -+(define_insn_reservation "atom_icmp" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "icmp") -+ (eq_attr "memory" "none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_icmp_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "icmp") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_test" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "test") -+ (eq_attr "memory" "none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_test_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "test") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_ibr" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ibr") -+ (eq_attr "memory" "!load"))) -+ "atom-simple-1") -+ -+;; complex if jump target is from address -+(define_insn_reservation "atom_ibr_2" 2 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ibr") -+ (eq_attr "memory" "load"))) -+ "atom-complex, atom-all-eu") -+ -+(define_insn_reservation "atom_setcc" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "setcc") -+ (eq_attr "memory" "!store"))) -+ "atom-simple-either") -+ -+;; 2 cycles complex if target is in memory -+(define_insn_reservation "atom_setcc_2" 2 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "setcc") -+ (eq_attr "memory" "store"))) -+ "atom-complex, atom-all-eu") -+ -+(define_insn_reservation "atom_icmov" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "icmov") -+ (eq_attr "memory" "none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_icmov_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "icmov") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-either") -+ -+;; UCODE if segreg, ignored -+(define_insn_reservation "atom_push" 2 -+ (and (eq_attr "cpu" "atom") -+ (eq_attr "type" "push")) -+ "atom-dual-2c") -+ -+;; pop r64 is 1 cycle. UCODE if segreg, ignored -+(define_insn_reservation "atom_pop" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "pop") -+ (eq_attr "mode" "DI"))) -+ "atom-dual-1c") -+ -+;; pop non-r64 is 2 cycles. UCODE if segreg, ignored -+(define_insn_reservation "atom_pop_2" 2 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "pop") -+ (eq_attr "mode" "!DI"))) -+ "atom-dual-2c") -+ -+;; UCODE if segreg, ignored -+(define_insn_reservation "atom_call" 1 -+ (and (eq_attr "cpu" "atom") -+ (eq_attr "type" "call")) -+ "atom-dual-1c") -+ -+(define_insn_reservation "atom_callv" 1 -+ (and (eq_attr "cpu" "atom") -+ (eq_attr "type" "callv")) -+ "atom-dual-1c") -+ -+(define_insn_reservation "atom_leave" 3 -+ (and (eq_attr "cpu" "atom") -+ (eq_attr "type" "leave")) -+ "atom-complex, atom-all-eu*2") -+ -+(define_insn_reservation "atom_str" 3 -+ (and (eq_attr "cpu" "atom") -+ (eq_attr "type" "str")) -+ "atom-complex, atom-all-eu*2") -+ -+(define_insn_reservation "atom_sselog" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sselog") -+ (eq_attr "memory" "none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_sselog_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sselog") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_sselog1" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sselog1") -+ (eq_attr "memory" "none"))) -+ "atom-simple-0") -+ -+(define_insn_reservation "atom_sselog1_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sselog1") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-0") -+ -+;; not pmad, not psad -+(define_insn_reservation "atom_sseiadd" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sseiadd") -+ (and (not (match_operand:V2DI 0 "register_operand")) -+ (and (eq_attr "atom_unit" "!simul") -+ (eq_attr "atom_unit" "!complex"))))) -+ "atom-simple-either") -+ -+;; pmad, psad and 64 -+(define_insn_reservation "atom_sseiadd_2" 4 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sseiadd") -+ (and (not (match_operand:V2DI 0 "register_operand")) -+ (and (eq_attr "atom_unit" "simul" ) -+ (eq_attr "mode" "DI"))))) -+ "atom-fmul-4c") -+ -+;; pmad, psad and 128 -+(define_insn_reservation "atom_sseiadd_3" 5 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sseiadd") -+ (and (not (match_operand:V2DI 0 "register_operand")) -+ (and (eq_attr "atom_unit" "simul" ) -+ (eq_attr "mode" "TI"))))) -+ "atom-fmul-5c") -+ -+;; if paddq(64 bit op), phadd/phsub -+(define_insn_reservation "atom_sseiadd_4" 6 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sseiadd") -+ (ior (match_operand:V2DI 0 "register_operand") -+ (eq_attr "atom_unit" "complex")))) -+ "atom-complex, atom-all-eu*5") -+ -+;; if immediate op. -+(define_insn_reservation "atom_sseishft" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sseishft") -+ (and (eq_attr "atom_unit" "!sishuf") -+ (match_operand 2 "immediate_operand")))) -+ "atom-simple-either") -+ -+;; if palignr or psrldq -+(define_insn_reservation "atom_sseishft_2" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sseishft") -+ (and (eq_attr "atom_unit" "sishuf") -+ (match_operand 2 "immediate_operand")))) -+ "atom-simple-0") -+ -+;; if reg/mem op -+(define_insn_reservation "atom_sseishft_3" 2 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sseishft") -+ (not (match_operand 2 "immediate_operand")))) -+ "atom-complex, atom-all-eu") -+ -+(define_insn_reservation "atom_sseimul" 1 -+ (and (eq_attr "cpu" "atom") -+ (eq_attr "type" "sseimul")) -+ "atom-simple-0") -+ -+;; rcpss or rsqrtss -+(define_insn_reservation "atom_sse" 4 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sse") -+ (and (eq_attr "atom_sse_attr" "rcp") (eq_attr "mode" "SF")))) -+ "atom-fmul-4c") -+ -+;; movshdup, movsldup. Suggest to type sseishft -+(define_insn_reservation "atom_sse_2" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sse") -+ (eq_attr "atom_sse_attr" "movdup"))) -+ "atom-simple-0") -+ -+;; lfence -+(define_insn_reservation "atom_sse_3" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sse") -+ (eq_attr "atom_sse_attr" "lfence"))) -+ "atom-simple-either") -+ -+;; sfence,clflush,mfence, prefetch -+(define_insn_reservation "atom_sse_4" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sse") -+ (ior (eq_attr "atom_sse_attr" "fence") -+ (eq_attr "atom_sse_attr" "prefetch")))) -+ "atom-simple-0") -+ -+;; rcpps, rsqrtss, sqrt, ldmxcsr -+(define_insn_reservation "atom_sse_5" 7 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sse") -+ (ior (ior (eq_attr "atom_sse_attr" "sqrt") -+ (eq_attr "atom_sse_attr" "mxcsr")) -+ (and (eq_attr "atom_sse_attr" "rcp") -+ (eq_attr "mode" "V4SF"))))) -+ "atom-complex, atom-all-eu*6") -+ -+;; xmm->xmm -+(define_insn_reservation "atom_ssemov" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ssemov") -+ (and (match_operand 0 "register_operand" "xy") (match_operand 1 "register_operand" "xy")))) -+ "atom-simple-either") -+ -+;; reg->xmm -+(define_insn_reservation "atom_ssemov_2" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ssemov") -+ (and (match_operand 0 "register_operand" "xy") (match_operand 1 "register_operand" "r")))) -+ "atom-simple-0") -+ -+;; xmm->reg -+(define_insn_reservation "atom_ssemov_3" 3 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ssemov") -+ (and (match_operand 0 "register_operand" "r") (match_operand 1 "register_operand" "xy")))) -+ "atom-eu-0-3-1") -+ -+;; mov mem -+(define_insn_reservation "atom_ssemov_4" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ssemov") -+ (and (eq_attr "movu" "0") (eq_attr "memory" "!none")))) -+ "atom-simple-0") -+ -+;; movu mem -+(define_insn_reservation "atom_ssemov_5" 2 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ssemov") -+ (ior (eq_attr "movu" "1") (eq_attr "memory" "!none")))) -+ "atom-complex, atom-all-eu") -+ -+;; no memory simple -+(define_insn_reservation "atom_sseadd" 5 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sseadd") -+ (and (eq_attr "memory" "none") -+ (and (eq_attr "mode" "!V2DF") -+ (eq_attr "atom_unit" "!complex"))))) -+ "atom-fadd-5c") -+ -+;; memory simple -+(define_insn_reservation "atom_sseadd_mem" 5 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sseadd") -+ (and (eq_attr "memory" "!none") -+ (and (eq_attr "mode" "!V2DF") -+ (eq_attr "atom_unit" "!complex"))))) -+ "atom-dual-5c") -+ -+;; maxps, minps, *pd, hadd, hsub -+(define_insn_reservation "atom_sseadd_3" 8 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sseadd") -+ (ior (eq_attr "mode" "V2DF") (eq_attr "atom_unit" "complex")))) -+ "atom-complex, atom-all-eu*7") -+ -+;; Except dppd/dpps -+(define_insn_reservation "atom_ssemul" 5 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ssemul") -+ (eq_attr "mode" "!SF"))) -+ "atom-fmul-5c") -+ -+;; Except dppd/dpps, 4 cycle if mulss -+(define_insn_reservation "atom_ssemul_2" 4 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ssemul") -+ (eq_attr "mode" "SF"))) -+ "atom-fmul-4c") -+ -+(define_insn_reservation "atom_ssecmp" 1 -+ (and (eq_attr "cpu" "atom") -+ (eq_attr "type" "ssecmp")) -+ "atom-simple-either") -+ -+(define_insn_reservation "atom_ssecomi" 10 -+ (and (eq_attr "cpu" "atom") -+ (eq_attr "type" "ssecomi")) -+ "atom-complex, atom-all-eu*9") -+ -+;; no memory and cvtpi2ps, cvtps2pi, cvttps2pi -+(define_insn_reservation "atom_ssecvt" 5 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ssecvt") -+ (ior (and (match_operand:V2SI 0 "register_operand") -+ (match_operand:V4SF 1 "register_operand")) -+ (and (match_operand:V4SF 0 "register_operand") -+ (match_operand:V2SI 1 "register_operand"))))) -+ "atom-fadd-5c") -+ -+;; memory and cvtpi2ps, cvtps2pi, cvttps2pi -+(define_insn_reservation "atom_ssecvt_2" 5 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ssecvt") -+ (ior (and (match_operand:V2SI 0 "register_operand") -+ (match_operand:V4SF 1 "memory_operand")) -+ (and (match_operand:V4SF 0 "register_operand") -+ (match_operand:V2SI 1 "memory_operand"))))) -+ "atom-dual-5c") -+ -+;; otherwise. 7 cycles average for cvtss2sd -+(define_insn_reservation "atom_ssecvt_3" 7 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "ssecvt") -+ (not (ior (and (match_operand:V2SI 0 "register_operand") -+ (match_operand:V4SF 1 "nonimmediate_operand")) -+ (and (match_operand:V4SF 0 "register_operand") -+ (match_operand:V2SI 1 "nonimmediate_operand")))))) -+ "atom-complex, atom-all-eu*6") -+ -+;; memory and cvtsi2sd -+(define_insn_reservation "atom_sseicvt" 5 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sseicvt") -+ (and (match_operand:V2DF 0 "register_operand") -+ (match_operand:SI 1 "memory_operand")))) -+ "atom-dual-5c") -+ -+;; otherwise. 8 cycles average for cvtsd2si -+(define_insn_reservation "atom_sseicvt_2" 8 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "sseicvt") -+ (not (and (match_operand:V2DF 0 "register_operand") -+ (match_operand:SI 1 "memory_operand"))))) -+ "atom-complex, atom-all-eu*7") -+ -+(define_insn_reservation "atom_ssediv" 62 -+ (and (eq_attr "cpu" "atom") -+ (eq_attr "type" "ssediv")) -+ "atom-complex, atom-all-eu*12, nothing*49") -+ -+;; simple for fmov -+(define_insn_reservation "atom_fmov" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "fmov") -+ (eq_attr "memory" "none"))) -+ "atom-simple-either") -+ -+;; simple for fmov -+(define_insn_reservation "atom_fmov_mem" 1 -+ (and (eq_attr "cpu" "atom") -+ (and (eq_attr "type" "fmov") -+ (eq_attr "memory" "!none"))) -+ "atom-simple-either") -+ -+;; Define bypass here -+ -+;; There will be no stall from lea to non-mem EX insns -+(define_bypass 0 "atom_lea" -+ "atom_alu_carry, -+ atom_alu,atom_alu1,atom_negnot,atom_imov,atom_imovx, -+ atom_incdec, atom_setcc, atom_icmov, atom_pop") -+ -+(define_bypass 0 "atom_lea" -+ "atom_alu_mem, atom_alu_carry_mem, atom_alu1_mem, -+ atom_imovx_mem, atom_imovx_2_mem, -+ atom_imov_mem, atom_icmov_mem, atom_fmov_mem" -+ "!ix86_agi_dependent") -+ -+;; There will be 3 cycles stall from EX insns to AGAN insns LEA -+(define_bypass 4 "atom_alu_carry, -+ atom_alu,atom_alu1,atom_negnot,atom_imov,atom_imovx, -+ atom_incdec,atom_ishift,atom_ishift1,atom_rotate, -+ atom_rotate1, atom_setcc, atom_icmov, atom_pop, -+ atom_alu_mem, atom_alu_carry_mem, atom_alu1_mem, -+ atom_imovx_mem, atom_imovx_2_mem, -+ atom_imov_mem, atom_icmov_mem, atom_fmov_mem" -+ "atom_lea") -+ -+;; There will be 3 cycles stall from EX insns to insns need addr calculation -+(define_bypass 4 "atom_alu_carry, -+ atom_alu,atom_alu1,atom_negnot,atom_imov,atom_imovx, -+ atom_incdec,atom_ishift,atom_ishift1,atom_rotate, -+ atom_rotate1, atom_setcc, atom_icmov, atom_pop, -+ atom_imovx_mem, atom_imovx_2_mem, -+ atom_alu_mem, atom_alu_carry_mem, atom_alu1_mem, -+ atom_imov_mem, atom_icmov_mem, atom_fmov_mem" -+ "atom_alu_mem, atom_alu_carry_mem, atom_alu1_mem, -+ atom_negnot_mem, atom_imov_mem, atom_incdec_mem, -+ atom_imovx_mem, atom_imovx_2_mem, -+ atom_imul_mem, atom_icmp_mem, -+ atom_test_mem, atom_icmov_mem, atom_sselog_mem, -+ atom_sselog1_mem, atom_fmov_mem, atom_sseadd_mem, -+ atom_ishift_mem, atom_ishift1_mem, -+ atom_rotate_mem, atom_rotate1_mem" -+ "ix86_agi_dependent") -+ -+;; Stall from imul to lea is 8 cycles. -+(define_bypass 9 "atom_imul, atom_imul_mem" "atom_lea") -+ -+;; Stall from imul to memory address is 8 cycles. -+(define_bypass 9 "atom_imul, atom_imul_mem" -+ "atom_alu_mem, atom_alu_carry_mem, atom_alu1_mem, -+ atom_negnot_mem, atom_imov_mem, atom_incdec_mem, -+ atom_ishift_mem, atom_ishift1_mem, atom_rotate_mem, -+ atom_rotate1_mem, atom_imul_mem, atom_icmp_mem, -+ atom_test_mem, atom_icmov_mem, atom_sselog_mem, -+ atom_sselog1_mem, atom_fmov_mem, atom_sseadd_mem" -+ "ix86_agi_dependent") -+ -+;; There will be 0 cycle stall from cmp/test to jcc -+ -+;; There will be 1 cycle stall from flag producer to cmov and adc/sbb -+(define_bypass 2 "atom_icmp, atom_test, atom_alu, atom_alu_carry, -+ atom_alu1, atom_negnot, atom_incdec, atom_ishift, -+ atom_ishift1, atom_rotate, atom_rotate1" -+ "atom_icmov, atom_alu_carry") -+ -+;; lea to shift count stall is 2 cycles -+(define_bypass 3 "atom_lea" -+ "atom_ishift, atom_ishift1, atom_rotate, atom_rotate1, -+ atom_ishift_mem, atom_ishift1_mem, -+ atom_rotate_mem, atom_rotate1_mem" -+ "ix86_dep_by_shift_count") -+ -+;; lea to shift source stall is 1 cycle -+(define_bypass 2 "atom_lea" -+ "atom_ishift, atom_ishift1, atom_rotate, atom_rotate1" -+ "!ix86_dep_by_shift_count") -+ -+;; non-lea to shift count stall is 1 cycle -+(define_bypass 2 "atom_alu_carry, -+ atom_alu,atom_alu1,atom_negnot,atom_imov,atom_imovx, -+ atom_incdec,atom_ishift,atom_ishift1,atom_rotate, -+ atom_rotate1, atom_setcc, atom_icmov, atom_pop, -+ atom_alu_mem, atom_alu_carry_mem, atom_alu1_mem, -+ atom_imovx_mem, atom_imovx_2_mem, -+ atom_imov_mem, atom_icmov_mem, atom_fmov_mem" -+ "atom_ishift, atom_ishift1, atom_rotate, atom_rotate1, -+ atom_ishift_mem, atom_ishift1_mem, -+ atom_rotate_mem, atom_rotate1_mem" -+ "ix86_dep_by_shift_count") -diff -Nur a/gcc/config/i386/cpuid.h b/gcc/config/i386/cpuid.h ---- a/gcc/config/i386/cpuid.h 2009-04-10 01:23:07.000000000 +0200 -+++ b/gcc/config/i386/cpuid.h 2010-01-25 09:50:28.995687913 +0100 -@@ -29,6 +29,7 @@ - #define bit_CMPXCHG16B (1 << 13) - #define bit_SSE4_1 (1 << 19) - #define bit_SSE4_2 (1 << 20) -+#define bit_MOVBE (1 << 22) - #define bit_POPCNT (1 << 23) - #define bit_AES (1 << 25) - #define bit_XSAVE (1 << 26) -diff -Nur a/gcc/config/i386/cs-linux.h b/gcc/config/i386/cs-linux.h ---- a/gcc/config/i386/cs-linux.h 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/i386/cs-linux.h 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,41 @@ -+/* Sourcery G++ IA32 GNU/Linux Configuration. -+ Copyright (C) 2007 -+ Free Software Foundation, Inc. -+ -+This file is part of GCC. -+ -+GCC is free software; you can redistribute it and/or modify -+it under the terms of the GNU General Public License as published by -+the Free Software Foundation; either version 3, or (at your option) -+any later version. -+ -+GCC is distributed in the hope that it will be useful, -+but WITHOUT ANY WARRANTY; without even the implied warranty of -+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+GNU General Public License for more details. -+ -+You should have received a copy of the GNU General Public License -+along with GCC; see the file COPYING3. If not see -+. */ -+ -+/* This configuration may be used either with the system glibc (in -+ system32 and system64 subdirectories) or with the included glibc -+ (in the sgxx-glibc subdirectory). */ -+ -+#undef SYSROOT_SUFFIX_SPEC -+#define SYSROOT_SUFFIX_SPEC \ -+ "%{msgxx-glibc:/sgxx-glibc ; \ -+ m64:/system64 ; \ -+ mrhel3:/system64 ; \ -+ mrh73:/system32-old ; \ -+ :/system32}" -+ -+#undef SYSROOT_HEADERS_SUFFIX_SPEC -+#define SYSROOT_HEADERS_SUFFIX_SPEC SYSROOT_SUFFIX_SPEC -+ -+/* See mips/wrs-linux.h for details on this use of -+ STARTFILE_PREFIX_SPEC. */ -+#undef STARTFILE_PREFIX_SPEC -+#define STARTFILE_PREFIX_SPEC \ -+ "%{m64: /usr/local/lib64/ /lib64/ /usr/lib64/} \ -+ %{!m64: /usr/local/lib/ /lib/ /usr/lib/}" -diff -Nur a/gcc/config/i386/cs-linux-lite.h b/gcc/config/i386/cs-linux-lite.h ---- a/gcc/config/i386/cs-linux-lite.h 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/i386/cs-linux-lite.h 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,31 @@ -+/* Sourcery G++ Lite IA32 GNU/Linux Configuration. -+ Copyright (C) 2009 -+ Free Software Foundation, Inc. -+ -+This file is part of GCC. -+ -+GCC is free software; you can redistribute it and/or modify -+it under the terms of the GNU General Public License as published by -+the Free Software Foundation; either version 3, or (at your option) -+any later version. -+ -+GCC is distributed in the hope that it will be useful, -+but WITHOUT ANY WARRANTY; without even the implied warranty of -+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+GNU General Public License for more details. -+ -+You should have received a copy of the GNU General Public License -+along with GCC; see the file COPYING3. If not see -+. */ -+ -+#undef SYSROOT_SUFFIX_SPEC -+#define SYSROOT_SUFFIX_SPEC \ -+ "%{march=atom:%{!m64:/atom} ; \ -+ march=core2:%{m64:/core2}}" -+ -+/* See mips/wrs-linux.h for details on this use of -+ STARTFILE_PREFIX_SPEC. */ -+#undef STARTFILE_PREFIX_SPEC -+#define STARTFILE_PREFIX_SPEC \ -+ "%{m64: /usr/local/lib64/ /lib64/ /usr/lib64/} \ -+ %{!m64: /usr/local/lib/ /lib/ /usr/lib/}" -diff -Nur a/gcc/config/i386/cs-linux.opt b/gcc/config/i386/cs-linux.opt ---- a/gcc/config/i386/cs-linux.opt 1970-01-01 01:00:00.000000000 +0100 -+++ b/gcc/config/i386/cs-linux.opt 2010-01-25 09:50:28.995687913 +0100 -@@ -0,0 +1,11 @@ -+; Additional options for Sourcery G++. -+ -+mrh73 -+Target Undocumented -+ -+mrhel3 -+Target Undocumented -+ -+msgxx-glibc -+Target -+Use included version of GLIBC -diff -Nur a/gcc/config/i386/cygming.h b/gcc/config/i386/cygming.h ---- a/gcc/config/i386/cygming.h 2009-07-12 17:56:41.000000000 +0200 -+++ b/gcc/config/i386/cygming.h 2010-01-25 09:50:28.995687913 +0100 -@@ -34,7 +34,7 @@ - #endif - - #undef TARGET_64BIT_MS_ABI --#define TARGET_64BIT_MS_ABI (!cfun ? DEFAULT_ABI == MS_ABI : TARGET_64BIT && cfun->machine->call_abi == MS_ABI) -+#define TARGET_64BIT_MS_ABI (!cfun ? ix86_abi == MS_ABI : TARGET_64BIT && cfun->machine->call_abi == MS_ABI) - - #undef DEFAULT_ABI - #define DEFAULT_ABI (TARGET_64BIT ? MS_ABI : SYSV_ABI) -@@ -203,7 +203,7 @@ - #define CHECK_STACK_LIMIT 4000 - - #undef STACK_BOUNDARY --#define STACK_BOUNDARY (DEFAULT_ABI == MS_ABI ? 128 : BITS_PER_WORD) -+#define STACK_BOUNDARY (ix86_abi == MS_ABI ? 128 : BITS_PER_WORD) - - /* By default, target has a 80387, uses IEEE compatible arithmetic, - returns float values in the 387 and needs stack probes. -diff -Nur a/gcc/config/i386/cygming.opt b/gcc/config/i386/cygming.opt ---- a/gcc/config/i386/cygming.opt 2007-08-02 12:49:31.000000000 +0200 -+++ b/gcc/config/i386/cygming.opt 2010-01-25 09:50:28.995687913 +0100 -@@ -45,3 +45,7 @@ - mwindows - Target - Create GUI application -+ -+mpe-aligned-commons -+Target Var(use_pe_aligned_common) Init(HAVE_GAS_ALIGNED_COMM) -+Use the GNU extension to the PE format for aligned common data -diff -Nur a/gcc/config/i386/driver-i386.c b/gcc/config/i386/driver-i386.c ---- a/gcc/config/i386/driver-i386.c 2009-05-27 16:54:00.000000000 +0200 -+++ b/gcc/config/i386/driver-i386.c 2010-01-25 09:50:29.005686600 +0100 -@@ -378,7 +378,7 @@ - /* Extended features */ - unsigned int has_lahf_lm = 0, has_sse4a = 0; - unsigned int has_longmode = 0, has_3dnowp = 0, has_3dnow = 0; -- unsigned int has_sse4_1 = 0, has_sse4_2 = 0; -+ unsigned int has_movbe = 0, has_sse4_1 = 0, has_sse4_2 = 0; - unsigned int has_popcnt = 0, has_aes = 0, has_avx = 0; - unsigned int has_pclmul = 0; - -@@ -398,9 +398,22 @@ - - __cpuid (1, eax, ebx, ecx, edx); - -- /* We don't care for extended family. */ - model = (eax >> 4) & 0x0f; - family = (eax >> 8) & 0x0f; -+ if (vendor == SIG_INTEL) -+ { -+ unsigned int extended_model, extended_family; -+ -+ extended_model = (eax >> 12) & 0xf0; -+ extended_family = (eax >> 20) & 0xff; -+ if (family == 0x0f) -+ { -+ family += extended_family; -+ model += extended_model; -+ } -+ else if (family == 0x06) -+ model += extended_model; -+ } - - has_sse3 = ecx & bit_SSE3; - has_ssse3 = ecx & bit_SSSE3; -@@ -408,6 +421,7 @@ - has_sse4_2 = ecx & bit_SSE4_2; - has_avx = ecx & bit_AVX; - has_cmpxchg16b = ecx & bit_CMPXCHG16B; -+ has_movbe = ecx & bit_MOVBE; - has_popcnt = ecx & bit_POPCNT; - has_aes = ecx & bit_AES; - has_pclmul = ecx & bit_PCLMUL; -@@ -505,8 +519,8 @@ - break; - case PROCESSOR_PENTIUMPRO: - if (has_longmode) -- /* It is Core 2 Duo. */ -- cpu = "core2"; -+ /* It is Core 2 or Atom. */ -+ cpu = (model == 28) ? "atom" : "core2"; - else if (arch) - { - if (has_sse3) -@@ -597,6 +611,8 @@ - options = concat (options, "-mcx16 ", NULL); - if (has_lahf_lm) - options = concat (options, "-msahf ", NULL); -+ if (has_movbe) -+ options = concat (options, "-mmovbe ", NULL); - if (has_aes) - options = concat (options, "-maes ", NULL); - if (has_pclmul) -diff -Nur a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c ---- a/gcc/config/i386/i386.c 2009-07-21 09:22:51.000000000 +0200 -+++ b/gcc/config/i386/i386.c 2010-01-25 09:50:29.005686600 +0100 -@@ -1036,6 +1036,79 @@ - 1, /* cond_not_taken_branch_cost. */ - }; - -+static const -+struct processor_costs atom_cost = { -+ COSTS_N_INSNS (1), /* cost of an add instruction */ -+ COSTS_N_INSNS (1) + 1, /* cost of a lea instruction */ -+ COSTS_N_INSNS (1), /* variable shift costs */ -+ COSTS_N_INSNS (1), /* constant shift costs */ -+ {COSTS_N_INSNS (3), /* cost of starting multiply for QI */ -+ COSTS_N_INSNS (4), /* HI */ -+ COSTS_N_INSNS (3), /* SI */ -+ COSTS_N_INSNS (4), /* DI */ -+ COSTS_N_INSNS (2)}, /* other */ -+ 0, /* cost of multiply per each bit set */ -+ {COSTS_N_INSNS (18), /* cost of a divide/mod for QI */ -+ COSTS_N_INSNS (26), /* HI */ -+ COSTS_N_INSNS (42), /* SI */ -+ COSTS_N_INSNS (74), /* DI */ -+ COSTS_N_INSNS (74)}, /* other */ -+ COSTS_N_INSNS (1), /* cost of movsx */ -+ COSTS_N_INSNS (1), /* cost of movzx */ -+ 8, /* "large" insn */ -+ 17, /* MOVE_RATIO */ -+ 2, /* cost for loading QImode using movzbl */ -+ {4, 4, 4}, /* cost of loading integer registers -+ in QImode, HImode and SImode. -+ Relative to reg-reg move (2). */ -+ {4, 4, 4}, /* cost of storing integer registers */ -+ 4, /* cost of reg,reg fld/fst */ -+ {12, 12, 12}, /* cost of loading fp registers -+ in SFmode, DFmode and XFmode */ -+ {6, 6, 8}, /* cost of storing fp registers -+ in SFmode, DFmode and XFmode */ -+ 2, /* cost of moving MMX register */ -+ {8, 8}, /* cost of loading MMX registers -+ in SImode and DImode */ -+ {8, 8}, /* cost of storing MMX registers -+ in SImode and DImode */ -+ 2, /* cost of moving SSE register */ -+ {8, 8, 8}, /* cost of loading SSE registers -+ in SImode, DImode and TImode */ -+ {8, 8, 8}, /* cost of storing SSE registers -+ in SImode, DImode and TImode */ -+ 5, /* MMX or SSE register to integer */ -+ 32, /* size of l1 cache. */ -+ 256, /* size of l2 cache. */ -+ 64, /* size of prefetch block */ -+ 6, /* number of parallel prefetches */ -+ 3, /* Branch cost */ -+ COSTS_N_INSNS (8), /* cost of FADD and FSUB insns. */ -+ COSTS_N_INSNS (8), /* cost of FMUL instruction. */ -+ COSTS_N_INSNS (20), /* cost of FDIV instruction. */ -+ COSTS_N_INSNS (8), /* cost of FABS instruction. */ -+ COSTS_N_INSNS (8), /* cost of FCHS instruction. */ -+ COSTS_N_INSNS (40), /* cost of FSQRT instruction. */ -+ {{libcall, {{11, loop}, {-1, rep_prefix_4_byte}}}, -+ {libcall, {{32, loop}, {64, rep_prefix_4_byte}, -+ {8192, rep_prefix_8_byte}, {-1, libcall}}}}, -+ {{libcall, {{8, loop}, {15, unrolled_loop}, -+ {2048, rep_prefix_4_byte}, {-1, libcall}}}, -+ {libcall, {{24, loop}, {32, unrolled_loop}, -+ {8192, rep_prefix_8_byte}, {-1, libcall}}}}, -+ 1, /* scalar_stmt_cost. */ -+ 1, /* scalar load_cost. */ -+ 1, /* scalar_store_cost. */ -+ 1, /* vec_stmt_cost. */ -+ 1, /* vec_to_scalar_cost. */ -+ 1, /* scalar_to_vec_cost. */ -+ 1, /* vec_align_load_cost. */ -+ 2, /* vec_unalign_load_cost. */ -+ 1, /* vec_store_cost. */ -+ 3, /* cond_taken_branch_cost. */ -+ 1, /* cond_not_taken_branch_cost. */ -+}; -+ - /* Generic64 should produce code tuned for Nocona and K8. */ - static const - struct processor_costs generic64_cost = { -@@ -1194,6 +1267,7 @@ - #define m_PENT4 (1<