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arch/csky: move GCC_TARGET_CPU calculation to arch.mk.csky

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Calculating GCC_TARGET_CPU requires combining multiple flags, which
isn't very nicely expressed in Config.in, so let's move this into
arch.mk.csky, similarly to what is done in arch.mk.riscv.

Signed-off-by: Guo Ren <ren_guo@c-sky.com>
Cc: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
[Thomas: rework commit log]
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
This commit is contained in:
Guo Ren 2019-05-31 14:38:58 +08:00 committed by Thomas Petazzoni
parent ff9f778c66
commit d26bd58502
2 changed files with 24 additions and 11 deletions
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11
arch/Config.in.csky
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@ -33,17 +33,6 @@ config BR2_ARCH
config BR2_ENDIAN
default "LITTLE"
config BR2_GCC_TARGET_CPU
default "ck610" if (BR2_ck610 && !BR2_CSKY_FPU && !BR2_CSKY_DSP)
default "ck807" if (BR2_ck807 && !BR2_CSKY_FPU && !BR2_CSKY_DSP)
default "ck807e" if (BR2_ck807 && !BR2_CSKY_FPU && BR2_CSKY_DSP)
default "ck807f" if (BR2_ck807 && BR2_CSKY_FPU && !BR2_CSKY_DSP)
default "ck807ef" if (BR2_ck807 && BR2_CSKY_FPU && BR2_CSKY_DSP)
default "ck810" if (BR2_ck810 && !BR2_CSKY_FPU && !BR2_CSKY_DSP)
default "ck810e" if (BR2_ck810 && !BR2_CSKY_FPU && BR2_CSKY_DSP)
default "ck810f" if (BR2_ck810 && BR2_CSKY_FPU && !BR2_CSKY_DSP)
default "ck810ef" if (BR2_ck810 && BR2_CSKY_FPU && BR2_CSKY_DSP)
config BR2_READELF_ARCH_NAME
default "CSKY"

24
arch/arch.mk.csky Normal file
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@ -0,0 +1,24 @@
#
# Configure the GCC_TARGET_ARCH variable and append the
# appropriate C-SKY ISA extensions.
#
ifeq ($(BR2_csky),y)
ifeq ($(BR2_ck610),y)
GCC_TARGET_CPU := ck610
else ifeq ($(BR2_ck807),y)
GCC_TARGET_CPU := ck807
else ifeq ($(BR2_ck810),y)
GCC_TARGET_CPU := ck810
endif
ifeq ($(BR2_CSKY_DSP),y)
GCC_TARGET_CPU := $(GCC_TARGET_CPU)e
endif
ifeq ($(BR2_CSKY_FPU),y)
GCC_TARGET_CPU := $(GCC_TARGET_CPU)f
endif
endif