0001 #
0002 # Loongson Processors' Support
0003 #
0004
0005
0006 cflags-$(CONFIG_CPU_LOONGSON64) += -Wa,--trap
0007
0008 ifdef CONFIG_CPU_LOONGSON64
0009 cflags-$(CONFIG_CC_IS_GCC) += -march=loongson3a
0010 cflags-$(CONFIG_CC_IS_CLANG) += -march=mips64r2
0011 endif
0012
0013 # Some -march= flags enable MMI instructions, and GCC complains about that
0014 # support being enabled alongside -msoft-float. Thus explicitly disable MMI.
0015 cflags-y += $(call cc-option,-mno-loongson-mmi)
0016
0017 #
0018 # Loongson Machines' Support
0019 #
0020
0021 cflags-$(CONFIG_MACH_LOONGSON64) += -I$(srctree)/arch/mips/include/asm/mach-loongson64
0022 cflags-$(CONFIG_CC_HAS_MNO_BRANCH_LIKELY) += -mno-branch-likely
0023 load-$(CONFIG_CPU_LOONGSON64) += 0xffffffff80200000
