130ad29bbSHuacai Chen# 230ad29bbSHuacai Chen# Loongson Processors' Support 330ad29bbSHuacai Chen# 430ad29bbSHuacai Chen 530ad29bbSHuacai Chen 6268a2d60SJiaxun Yangcflags-$(CONFIG_CPU_LOONGSON64) += -Wa,--trap 7e02e07e3SHuacai Chen 80e96ea5cSNathan Chancellorifdef CONFIG_CPU_LOONGSON64 90e96ea5cSNathan Chancellorcflags-$(CONFIG_CC_IS_GCC) += -march=loongson3a 100e96ea5cSNathan Chancellorcflags-$(CONFIG_CC_IS_CLANG) += -march=mips64r2 115188129bSHuacai Chenendif 125188129bSHuacai Chen 132f2b4fd6SPaul Burton# Some -march= flags enable MMI instructions, and GCC complains about that 142f2b4fd6SPaul Burton# support being enabled alongside -msoft-float. Thus explicitly disable MMI. 152f2b4fd6SPaul Burtoncflags-y += $(call cc-option,-mno-loongson-mmi) 162f2b4fd6SPaul Burton 1730ad29bbSHuacai Chen# 1830ad29bbSHuacai Chen# Loongson Machines' Support 1930ad29bbSHuacai Chen# 2030ad29bbSHuacai Chen 21*d49fc692SNathan Chancellorcflags-$(CONFIG_MACH_LOONGSON64) += -I$(srctree)/arch/mips/include/asm/mach-loongson64 22*d49fc692SNathan Chancellorcflags-$(CONFIG_CC_HAS_MNO_BRANCH_LIKELY) += -mno-branch-likely 231bdb7b76SJiaxun Yangload-$(CONFIG_CPU_LOONGSON64) += 0xffffffff80200000 24