| # This file contains feature macro definitions specific to the |
| # 'x86-atom' arch variant. This is an extension of the 'x86' base variant |
| # that adds Atom-specific features. |
| # |
| # See build/core/combo/arch/x86/x86.mk for differences. |
| # |
| ARCH_X86_HAVE_MMX := true |
| ARCH_X86_HAVE_SSE := true |
| ARCH_X86_HAVE_SSE2 := true |
| ARCH_X86_HAVE_SSE3 := true |
| |
| ARCH_X86_HAVE_SSSE3 := true |
| ARCH_X86_HAVE_MOVBE := true |
| ARCH_X86_HAVE_POPCNT := false # popcnt is not supported by current Atom CPUs |
| |
| # This flag is used to enabled Atom-specific optimizations with our toolchain |
| # |
| TARGET_GLOBAL_CFLAGS += -march=atom |
