OpenWrt – Blame information for rev 2
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Rev | Author | Line No. | Line |
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1 | office | 1 | From: Felix Fietkau <nbd@nbd.name> |
2 | Subject: kernel: add -mtune=34kc to MIPS CFLAGS when building for mips32r2 |
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3 | |||
4 | This provides a good tradeoff across at least 24Kc-74Kc, while also |
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5 | producing smaller code. |
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6 | |||
7 | Signed-off-by: Felix Fietkau <nbd@nbd.name> |
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8 | --- |
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9 | arch/mips/Makefile | 2 +- |
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10 | 1 file changed, 1 insertion(+), 1 deletion(-) |
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11 | |||
12 | --- a/arch/mips/Makefile |
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13 | +++ b/arch/mips/Makefile |
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14 | @@ -153,7 +153,7 @@ cflags-$(CONFIG_CPU_R4X00) += -march=r46 |
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15 | cflags-$(CONFIG_CPU_TX49XX) += -march=r4600 -Wa,--trap |
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16 | cflags-$(CONFIG_CPU_MIPS32_R1) += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \ |
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17 | -Wa,-mips32 -Wa,--trap |
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18 | -cflags-$(CONFIG_CPU_MIPS32_R2) += $(call cc-option,-march=mips32r2,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \ |
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19 | +cflags-$(CONFIG_CPU_MIPS32_R2) += $(call cc-option,-march=mips32r2 -mtune=34kc,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \ |
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20 | -Wa,-mips32r2 -Wa,--trap |
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21 | cflags-$(CONFIG_CPU_MIPS32_R6) += -march=mips32r6 -Wa,--trap |
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22 | cflags-$(CONFIG_CPU_MIPS64_R1) += $(call cc-option,-march=mips64,-mips64 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \ |