diff options
| author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2013-09-26 17:53:09 +0000 |
|---|---|---|
| committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2013-09-26 17:53:09 +0000 |
| commit | 378930bd2f7b4481d971be29a553ea8093607756 (patch) | |
| tree | 0d1a6bfa5e7d5d35c9fd04b4a9782047b0df1409 | |
| parent | 8213a50ce5354230b47341a00f6fd30049c992d0 (diff) | |
build: clean up default cflags handling
- reduce redundancy
- introduce a CPU_TYPE variable for cpu specific options
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@38209 3c298f89-4303-0410-b956-a3cf2f4a3e73
| -rw-r--r-- | include/target.mk | 35 |
1 files changed, 24 insertions, 11 deletions
diff --git a/include/target.mk b/include/target.mk index e34d3725bc..685013c73c 100644 --- a/include/target.mk +++ b/include/target.mk @@ -195,17 +195,30 @@ ifeq ($(DUMP),1) # remove duplicates FEATURES:=$(sort $(FEATURES)) endif - DEFAULT_CFLAGS_i386=-O2 -pipe -march=i486 - DEFAULT_CFLAGS_x86_64=-O2 -pipe -march=athlon64 - DEFAULT_CFLAGS_m68k=-Os -pipe -mcfv4e - DEFAULT_CFLAGS_mips=-Os -pipe -mips32 -mtune=mips32 -mno-branch-likely - DEFAULT_CFLAGS_mipsel=$(DEFAULT_CFLAGS_mips) - DEFAULT_CFLAGS_mips64=-Os -pipe -mips64 -mtune=mips64 -mabi=64 - DEFAULT_CFLAGS_mips64el=$(DEFAULT_CFLAGS_mips64) - DEFAULT_CFLAGS_sparc=-Os -pipe -mcpu=ultrasparc - DEFAULT_CFLAGS_arm=-Os -pipe -march=armv5te -mtune=xscale - DEFAULT_CFLAGS_armeb=$(DEFAULT_CFLAGS_arm) - DEFAULT_CFLAGS=$(if $(DEFAULT_CFLAGS_$(ARCH)),$(DEFAULT_CFLAGS_$(ARCH)),-Os -pipe) + CPU_CFLAGS = -Os -pipe + ifneq ($(findstring mips,$(ARCH)),) + ifneq ($(findstring mips64,$(ARCH)),) + CPU_TYPE ?= mips64 + else + CPU_TYPE ?= mips32 + endif + CPU_CFLAGS += -mno-branch-likely + CPU_CFLAGS_mips32 = -mips32 -mtune=mips32 + CPU_CFLAGS_mips64 = -mips64 -mtune=mips64 -mabi=64 + endif + ifeq ($(ARCH),i386) + CPU_TYPE ?= i486 + CPU_CFLAGS_i486 = -march=i486 + endif + ifneq ($(findstring arm,$(ARCH)),) + CPU_TYPE ?= xscale + CPU_CFLAGS_xscale = march=armv5te -mtune=xscale + endif + ifeq ($(ARCH),sparc) + CPU_TYPE = sparc + CPU_CFLAGS_ultrasparc = -mcpu=ultrasparc + endif + DEFAULT_CFLAGS=$(CPU_CFLAGS) $(CPU_CFLAGS_$(CPU_TYPE)) endif define BuildTargets/DumpCurrent |