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riscv: move GCC version check for ARCH_SUPPORTS_INT128 to Kconfig 

This becomes much neater in Kconfig.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
hifive-unleashed-5.1
Masahiro Yamada 2018-08-24 17:33:53 +09:00 committed by Palmer Dabbelt
parent f31b8de988
commit ee5928843a
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2 changed files with 1 additions and 2 deletions
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1
arch/riscv/Kconfig
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@ -113,6 +113,7 @@ config ARCH_RV32I
config ARCH_RV64I
bool "RV64I"
select 64BIT
select ARCH_SUPPORTS_INT128 if GCC_VERSION >= 50000
select HAVE_FUNCTION_TRACER
select HAVE_FUNCTION_GRAPH_TRACER
select HAVE_FTRACE_MCOUNT_RECORD

2
arch/riscv/Makefile
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@ -25,8 +25,6 @@ ifeq ($(CONFIG_ARCH_RV64I),y)
KBUILD_CFLAGS += -mabi=lp64
KBUILD_AFLAGS += -mabi=lp64
KBUILD_CFLAGS += $(call cc-ifversion, -ge, 0500, -DCONFIG_ARCH_SUPPORTS_INT128)
KBUILD_MARCH = rv64im
KBUILD_LDFLAGS += -melf64lriscv