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