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add support of old architectures, which doesn't support AVX

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This commit is contained in:
Stefan Lankes 2016-06-27 19:13:40 +02:00
parent f1ba1aa30f
commit 5bdc732cd8
1 changed files with 14 additions and 2 deletions
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16
hermit/usr/ircce/rte_memcpy.h
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@ -50,6 +50,11 @@
#define RTE_MACHINE_CPUFLAG_AVX2
#endif
// gcc defines this macro, if avx is enabled
#ifdef __AVX__
#define RTE_MACHINE_CPUFLAG_AVX
#endif
#ifdef __cplusplus
extern "C" {
#endif
@ -314,7 +319,7 @@ COPY_BLOCK_64_BACK31:
goto COPY_BLOCK_64_BACK31;
}
#else /* RTE_MACHINE_CPUFLAG_AVX2 */
#elif defined(RTE_MACHINE_CPUFLAG_AVX)
/**
* SSE & AVX implementation below
@ -631,7 +636,14 @@ COPY_BLOCK_64_BACK15:
goto COPY_BLOCK_64_BACK15;
}
#endif /* RTE_MACHINE_CPUFLAG_AVX2 */
#else
static inline void * rte_memcpy(void *dst, const void *src, size_t n)
{
return __builtin_memcpy(dst, src, n);
}
#endif
#ifdef __cplusplus
}