add SK_CPU_SSE_LEVEL, which may be defined to 2 or 3 (or 41 or 42 in the future) to tell us at compile-time what SSE instructions are available. If none are known to be available (though we still can check at runtime) SK_CPU_SSE_LEVEL will be undefined.
add SK_CPU_SSE_LEVEL, which may be defined to 2 or 3 (or 41 or 42 in the future)
to tell us at compile-time what SSE instructions are available. If none are
known to be available (though we still can check at runtime) SK_CPU_SSE_LEVEL
will be undefined.




git-svn-id: e8541e15acce502a64c929015570ad1648e548cd@4419 2bbb7eff-a529-9590-31e7-b0007b416f81

mrobinson/skia,mrobinson/skia,Cue/skia,metajack/skia,metajack/skia,mrobinson/skia,Cue/skia,mrobinson/skia,metajack/skia,Cue/skia,mrobinson/skia,metajack/skia,Cue/skia