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Fix performance degradation with -m32 (#2926)

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This commit is contained in:
binhdvo
2021-12-14 15:53:50 -05:00
committed by GitHub
parent 5e2fede604
commit 64205b7832
1 changed files with 6 additions and 1 deletions
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lib/common/zstd_internal.h
+6 -1
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@@ -188,8 +188,13 @@ static void ZSTD_copy16(void* dst, const void* src) {
vst1q_u8((uint8_t*)dst, vld1q_u8((const uint8_t*)src)); vst1q_u8((uint8_t*)dst, vld1q_u8((const uint8_t*)src));
#elif defined(ZSTD_ARCH_X86_SSE2) #elif defined(ZSTD_ARCH_X86_SSE2)
_mm_storeu_si128((__m128i*)dst, _mm_loadu_si128((const __m128i*)src)); _mm_storeu_si128((__m128i*)dst, _mm_loadu_si128((const __m128i*)src));
#else #elif defined(__clang__)
ZSTD_memmove(dst, src, 16); ZSTD_memmove(dst, src, 16);
#else
/* ZSTD_memmove is not inlined properly by gcc */
BYTE copy16_buf[16];
ZSTD_memcpy(copy16_buf, src, 16);
ZSTD_memcpy(dst, copy16_buf, 16);
#endif #endif
} }
#define COPY16(d,s) { ZSTD_copy16(d,s); d+=16; s+=16; } #define COPY16(d,s) { ZSTD_copy16(d,s); d+=16; s+=16; }