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| author |   Paul Mundt <lethal@linux-sh.org> | 2007-06-01 17:25:42 +0900 |
|---|---|---|
| committer |   Paul Mundt <lethal@hera.kernel.org> | 2007-06-08 02:43:46 +0000 |
| commit | 6240d92f2f2fb74094b66b3510733fa0a1e2631a (patch) | |
| tree | 8a9396be85e8902a3514b22dd475556bd8ef83e4 /arch/sh/Makefile | |
| parent | sh: Enable IPR-IRQ for SH7206. (diff) | |
| download | linux-dev-6240d92f2f2fb74094b66b3510733fa0a1e2631a.tar.xz linux-dev-6240d92f2f2fb74094b66b3510733fa0a1e2631a.zip | |
sh: Wrap CPU tuning through cc-option.
Some compilers don't support the explicit CPU tuning, while binutils
is still able to handle the special subtype-specific opcodes. Make
the CFLAG optional, falling back on the compiler default if nothing
better exists.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/Makefile')
| -rw-r--r-- | arch/sh/Makefile | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/arch/sh/Makefile b/arch/sh/Makefile index ec2d82eda90d..aa76167ceb48 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -34,12 +34,14 @@ isa-y := $(isa-y)-nofpu endif endif -cflags-$(CONFIG_CPU_SH2) := -m2 -cflags-$(CONFIG_CPU_SH2A) := -m2a $(call cc-option,-m2a-nofpu,) -cflags-$(CONFIG_CPU_SH3) := -m3 -cflags-$(CONFIG_CPU_SH4) := -m4 \ +cflags-$(CONFIG_CPU_SH2) := $(call cc-option,-m2,) +cflags-$(CONFIG_CPU_SH2A) := $(call cc-option,-m2a,) \ + $(call cc-option,-m2a-nofpu,) +cflags-$(CONFIG_CPU_SH3) := $(call cc-option,-m3,) +cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \ $(call cc-option,-mno-implicit-fp,-m4-nofpu) -cflags-$(CONFIG_CPU_SH4A) := $(call cc-option,-m4a,) $(call cc-option,-m4a-nofpu,) +cflags-$(CONFIG_CPU_SH4A) := $(call cc-option,-m4a,) \ + $(call cc-option,-m4a-nofpu,) cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml |