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We use different toolchain directories for different

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ARM archs, so we should set the default arch of gcc
to reflect this.

This enables EABI support for armv4 CPUs.

Signed-off-by: Jochen Friedrich <jochen@scram.de>



git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25705 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
kaloz 2011-02-25 16:52:25 +00:00
parent 14dd9445ff
commit 251a813933
3 changed files with 10 additions and 14 deletions
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18
rules.mk
View File

@ -54,21 +54,15 @@ endif
HOST_FPIC:=-fPIC
ARCH_SUFFIX:=
GCC_ARCH:=
ifneq ($(filter -march=armv%,$(TARGET_OPTIMIZATION)),)
ARCH_SUFFIX:=_$(patsubst -march=arm%,%,$(filter -march=armv%,$(TARGET_OPTIMIZATION)))
GCC_ARCH:=$(patsubst -march=%,%,$(filter -march=armv%,$(TARGET_OPTIMIZATION)))
endif
ifneq ($(findstring -mips32r2,$(TARGET_OPTIMIZATION)),)
ARCH_SUFFIX:=_r2
endif
ifneq ($(findstring -march=armv4,$(TARGET_OPTIMIZATION)),)
ARCH_SUFFIX:=_v4
endif
ifneq ($(findstring -march=armv4t,$(TARGET_OPTIMIZATION)),)
ARCH_SUFFIX:=_v4t
endif
ifneq ($(findstring -march=armv5t,$(TARGET_OPTIMIZATION)),)
ARCH_SUFFIX:=_v5t
endif
ifneq ($(findstring -march=armv5te,$(TARGET_OPTIMIZATION)),)
ARCH_SUFFIX:=_v5te
endif
ifdef CONFIG_HAS_SPE_FPU
TARGET_SUFFIX:=$(TARGET_SUFFIX)spe
endif

2
toolchain/Config.in
View File

@ -90,8 +90,6 @@ config EABI_SUPPORT
bool
depends arm||armeb
prompt "Enable EABI support" if TOOLCHAINOPTS
default n if TARGET_gemini
default n if TARGET_cns21xx
default y
help
Enable ARM EABI support

4
toolchain/gcc/common.mk
View File

@ -167,6 +167,10 @@ ifdef CONFIG_powerpc
TARGET_CFLAGS := $(patsubst -Os,-O2,$(TARGET_CFLAGS))
endif
ifneq ($(GCC_ARCH),)
GCC_CONFIGURE+= --with-arch=$(GCC_ARCH)
endif
GCC_MAKE:= \
export SHELL="$(BASH)"; \
$(MAKE) $(TOOLCHAIN_JOBS) \