1 # This file contains feature macro definitions specific to the 2 # 'x86-atom' arch variant. This is an extension of the 'x86' base variant 3 # that adds Atom-specific features. 4 # 5 # See build/core/combo/arch/x86/x86.mk for differences. 6 # 7 ARCH_X86_HAVE_SSSE3 := true 8 ARCH_X86_HAVE_MOVBE := true 9 ARCH_X86_HAVE_POPCNT := false # popcnt is not supported by current Atom CPUs 10 11 # CFLAGS for this arch 12 arch_variant_cflags := \ 13 -march=atom \ 14 -mstackrealign \ 15 -mfpmath=sse \ 16 17
