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| author | Felix Fietkau <nbd@openwrt.org> | 2013-09-26 17:53:09 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2013-09-26 17:53:09 +0000 |
| commit | 569da024f0f37b2477f8d1499fb4860a7b4a9cd5 (patch) | |
| tree | c5390a263b729093305af03e49e92c07bfb5f590 /include | |
| parent | 3e5da21b150a24acb1fbce9749e78ee56c4645e9 (diff) | |
| download | upstream-569da024f0f37b2477f8d1499fb4860a7b4a9cd5.tar.gz upstream-569da024f0f37b2477f8d1499fb4860a7b4a9cd5.tar.bz2 upstream-569da024f0f37b2477f8d1499fb4860a7b4a9cd5.zip | |
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>
SVN-Revision: 38209
Diffstat (limited to 'include')
| -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 |