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-rw-r--r--openwrt/toolchain/gcc/4.0.3/800-arm-bigendian.patch67
-rw-r--r--openwrt/toolchain/gcc/4.1.0/800-arm-bigendian.patch67
-rw-r--r--openwrt/toolchain/gcc/Config.in7
3 files changed, 139 insertions, 2 deletions
diff --git a/openwrt/toolchain/gcc/4.0.3/800-arm-bigendian.patch b/openwrt/toolchain/gcc/4.0.3/800-arm-bigendian.patch
new file mode 100644
index 0000000000..307aea3ea3
--- /dev/null
+++ b/openwrt/toolchain/gcc/4.0.3/800-arm-bigendian.patch
@@ -0,0 +1,67 @@
+By Lennert Buytenhek <buytenh@wantstofly.org>
+Adds support for arm*b-linux* big-endian ARM targets
+
+See http://gcc.gnu.org/PR16350
+
+--- gcc-4.0.3/gcc/config/arm/linux-elf.h
++++ gcc-4.0.3/gcc/config/arm/linux-elf.h
+@@ -31,19 +31,33 @@
+ /* Do not assume anything about header files. */
+ #define NO_IMPLICIT_EXTERN_C
+
++/*
++ * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*
++ * (big endian) configurations.
++ */
++#if TARGET_BIG_ENDIAN_DEFAULT
++#define TARGET_ENDIAN_DEFAULT ARM_FLAG_BIG_END
++#define TARGET_ENDIAN_OPTION "mbig-endian"
++#define TARGET_LINKER_EMULATION "armelfb_linux"
++#else
++#define TARGET_ENDIAN_DEFAULT 0
++#define TARGET_ENDIAN_OPTION "mlittle-endian"
++#define TARGET_LINKER_EMULATION "armelf_linux"
++#endif
++
+ #undef TARGET_DEFAULT_FLOAT_ABI
+ #define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD
+
+ #undef TARGET_DEFAULT
+-#define TARGET_DEFAULT (0)
++#define TARGET_DEFAULT (TARGET_ENDIAN_DEFAULT)
+
+ #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm6
+
+-#define SUBTARGET_EXTRA_LINK_SPEC " -m armelf_linux -p"
++#define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION " -p"
+
+ #undef MULTILIB_DEFAULTS
+ #define MULTILIB_DEFAULTS \
+- { "marm", "mlittle-endian", "mhard-float", "mno-thumb-interwork" }
++ { "marm", TARGET_ENDIAN_OPTION, "mhard-float", "mno-thumb-interwork" }
+
+ /* The GNU C++ standard library requires that these macros be defined. */
+ #undef CPLUSPLUS_CPP_SPEC
+@@ -90,7 +104,7 @@
+ %{rdynamic:-export-dynamic} \
+ %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2} \
+ -X \
+- %{mbig-endian:-EB}" \
++ %{mbig-endian:-EB} %{mlittle-endian:-EL}" \
+ SUBTARGET_EXTRA_LINK_SPEC
+
+ #define TARGET_OS_CPP_BUILTINS() \
+--- gcc-4.0.3/gcc/config.gcc
++++ gcc-4.0.3/gcc/config.gcc
+@@ -672,6 +672,11 @@
+ ;;
+ arm*-*-linux*) # ARM GNU/Linux with ELF
+ tm_file="dbxelf.h elfos.h linux.h arm/elf.h arm/linux-gas.h arm/linux-elf.h arm/aout.h arm/arm.h"
++ case $target in
++ arm*b-*)
++ tm_defines="TARGET_BIG_ENDIAN_DEFAULT=1 $tm_defines"
++ ;;
++ esac
+ tmake_file="${tmake_file} arm/t-arm arm/t-linux"
+ extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
+ gnu_ld=yes
diff --git a/openwrt/toolchain/gcc/4.1.0/800-arm-bigendian.patch b/openwrt/toolchain/gcc/4.1.0/800-arm-bigendian.patch
new file mode 100644
index 0000000000..1fa5ae1cd2
--- /dev/null
+++ b/openwrt/toolchain/gcc/4.1.0/800-arm-bigendian.patch
@@ -0,0 +1,67 @@
+By Lennert Buytenhek <buytenh@wantstofly.org>
+Adds support for arm*b-linux* big-endian ARM targets
+
+See http://gcc.gnu.org/PR16350
+
+--- gcc-4.1.0/gcc/config/arm/linux-elf.h
++++ gcc-4.1.0/gcc/config/arm/linux-elf.h
+@@ -28,19 +28,33 @@
+ #undef TARGET_VERSION
+ #define TARGET_VERSION fputs (" (ARM GNU/Linux with ELF)", stderr);
+
++/*
++ * 'config.gcc' defines TARGET_BIG_ENDIAN_DEFAULT as 1 for arm*b-*
++ * (big endian) configurations.
++ */
++#if TARGET_BIG_ENDIAN_DEFAULT
++#define TARGET_ENDIAN_DEFAULT MASK_BIG_END
++#define TARGET_ENDIAN_OPTION "mbig-endian"
++#define TARGET_LINKER_EMULATION "armelfb_linux"
++#else
++#define TARGET_ENDIAN_DEFAULT 0
++#define TARGET_ENDIAN_OPTION "mlittle-endian"
++#define TARGET_LINKER_EMULATION "armelf_linux"
++#endif
++
+ #undef TARGET_DEFAULT_FLOAT_ABI
+ #define TARGET_DEFAULT_FLOAT_ABI ARM_FLOAT_ABI_HARD
+
+ #undef TARGET_DEFAULT
+-#define TARGET_DEFAULT (0)
++#define TARGET_DEFAULT (TARGET_ENDIAN_DEFAULT)
+
+ #define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm6
+
+-#define SUBTARGET_EXTRA_LINK_SPEC " -m armelf_linux -p"
++#define SUBTARGET_EXTRA_LINK_SPEC " -m " TARGET_LINKER_EMULATION " -p"
+
+ #undef MULTILIB_DEFAULTS
+ #define MULTILIB_DEFAULTS \
+- { "marm", "mlittle-endian", "mhard-float", "mno-thumb-interwork" }
++ { "marm", TARGET_ENDIAN_OPTION, "mhard-float", "mno-thumb-interwork" }
+
+ /* Now we define the strings used to build the spec file. */
+ #undef LIB_SPEC
+@@ -61,7 +75,7 @@
+ %{rdynamic:-export-dynamic} \
+ %{!dynamic-linker:-dynamic-linker " LINUX_TARGET_INTERPRETER "} \
+ -X \
+- %{mbig-endian:-EB}" \
++ %{mbig-endian:-EB} %{mlittle-endian:-EL}" \
+ SUBTARGET_EXTRA_LINK_SPEC
+
+ #undef LINK_SPEC
+--- gcc-4.1.0/gcc/config.gcc
++++ gcc-4.1.0/gcc/config.gcc
+@@ -672,6 +672,11 @@
+ ;;
+ arm*-*-linux*) # ARM GNU/Linux with ELF
+ tm_file="dbxelf.h elfos.h linux.h arm/elf.h arm/linux-gas.h arm/linux-elf.h"
++ case $target in
++ arm*b-*)
++ tm_defines="${tm_defines} TARGET_BIG_ENDIAN_DEFAULT=1"
++ ;;
++ esac
+ tmake_file="${tmake_file} t-linux arm/t-arm"
+ case ${target} in
+ arm*-*-linux-gnueabi)
diff --git a/openwrt/toolchain/gcc/Config.in b/openwrt/toolchain/gcc/Config.in
index 5d525bd8bc..356e9ebdf0 100644
--- a/openwrt/toolchain/gcc/Config.in
+++ b/openwrt/toolchain/gcc/Config.in
@@ -16,11 +16,14 @@ config BR2_GCC_VERSION_3_4_4
config BR2_GCC_VERSION_4_0_3
bool
- default y if BR2_LINUX_2_6_ARUBA
+ default y if BR2_LINUX_2_6_ARUBA || BR2_LINUX_2_6_XSCALE
+
+config BR2_GCC_VERSION_4_1_0
+ bool
choice
prompt "GCC compiler Version" if CONFIG_DEVEL
- default BR2_GCC_VERSION_4_0_3 if BR2_LINUX_2_6_ARUBA
+ default BR2_GCC_VERSION_4_0_3 if BR2_LINUX_2_6_ARUBA || BR2_LINUX_2_6_XSCALE
default BR2_GCC_VERSION_3_4_4 if BR2_LINUX_2_4_BRCM
default BR2_GCC_VERSION_3_4_6
help
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