| # This file contains feature macro definitions specific to the |
| # base 'x86' platform ABI. This one must *strictly* match the NDK x86 ABI |
| # which mandates specific CPU extensions to be available. |
| # |
| # It is also used to build full_x86-eng / sdk_x86-eng platform images that |
| # are run in the emulator under KVM emulation (i.e. running directly on |
| # the host development machine's CPU). |
| # |
| |
| # If your target device doesn't support the four following features, then |
| # it cannot be compatible with the NDK x86 ABI. You should define a new |
| # target arch variant (e.g. "x86-mydevice") and a corresponding file |
| # under build/core/combo/arch/x86/ |
| # |
| ARCH_X86_HAVE_MMX := true |
| ARCH_X86_HAVE_SSE := true |
| ARCH_X86_HAVE_SSE2 := true |
| ARCH_X86_HAVE_SSE3 := true |
| |
| # These features are optional and shall not be included in the base platform |
| # Otherwise, they sdk_x86-eng system images might fail to run on some |
| # developer machines. |
| # |
| |
| ARCH_X86_HAVE_SSSE3 := false |
| ARCH_X86_HAVE_MOVBE := false |
| ARCH_X86_HAVE_POPCNT := false |
| |
| |
| # XXX: This flag is probably redundant, because it should be set by default |
| # by our toolchain binaries. However, there have been reports that this may |
| # not always work as intended, so keep it unless we have the time to check |
| # everything properly. |
| |
| TARGET_GLOBAL_CFLAGS += -march=i686 |
