From: Felix Fietkau <nbd@nbd.name> Subject: kernel: add -mtune=34kc to MIPS CFLAGS when building for mips32r2 This provides a good tradeoff across at least 24Kc-74Kc, while also producing smaller code. Signed-off-by: Felix Fietkau <nbd@nbd.name> --- arch/mips/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -161,7 +161,7 @@ cflags-$(CONFIG_CPU_VR41XX) += -march=r4 cflags-$(CONFIG_CPU_R4X00) += -march=r4600 -Wa,--trap cflags-$(CONFIG_CPU_TX49XX) += -march=r4600 -Wa,--trap cflags-$(CONFIG_CPU_MIPS32_R1) += -march=mips32 -Wa,--trap -cflags-$(CONFIG_CPU_MIPS32_R2) += -march=mips32r2 -Wa,--trap +cflags-$(CONFIG_CPU_MIPS32_R2) += -march=mips32r2 -mtune=34kc -Wa,--trap cflags-$(CONFIG_CPU_MIPS32_R6) += -march=mips32r6 -Wa,--trap -modd-spreg cflags-$(CONFIG_CPU_MIPS64_R1) += -march=mips64 -Wa,--trap cflags-$(CONFIG_CPU_MIPS64_R2) += -march=mips64r2 -Wa,--trap