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sna: Reuse compiler attribute fast to build fast_memcpy 

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2015-04-24 13:08:24 +01:00
parent 0bcc3ef02c
commit f2807d3b5e
1 changed files with 2 additions and 4 deletions
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6
src/sna/compiler.h
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@ -73,10 +73,8 @@
#define avx2 fast __attribute__((target("avx2,avx,sse4.2,sse2,fpmath=sse")))
#endif
#if HAS_GCC(4, 6) && defined(__OPTIMIZE__)
#define fast_memcpy __attribute__((optimize("Ofast"))) __attribute__((target("inline-all-stringops")))
#elif HAS_GCC(4, 5) && defined(__OPTIMIZE__)
#define fast_memcpy __attribute__((target("inline-all-stringops")))
#if HAS_GCC(4, 5) && defined(__OPTIMIZE__)
#define fast_memcpy fast __attribute__((target("inline-all-stringops")))
#else
#define fast_memcpy
#endif