x86-atom.mk revision 6371da10f85471d9530e53367027078d305fe832 
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#
7ARCH_X86_HAVE_MMX   := true
8ARCH_X86_HAVE_SSE   := true
9ARCH_X86_HAVE_SSE2  := true
10ARCH_X86_HAVE_SSE3  := true
11
12ARCH_X86_HAVE_SSSE3 := true
13ARCH_X86_HAVE_MOVBE := true
14ARCH_X86_HAVE_POPCNT := false   # popcnt is not supported by current Atom CPUs
15
16# This flag is used to enabled Atom-specific optimizations with our toolchain
17#
18TARGET_GLOBAL_CFLAGS += -march=atom
19