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Replace #pragma nounroll with equivalent used elsewhere. 

PiperOrigin-RevId: 347341130
This commit is contained in:
Victor Costan 2020-12-14 09:58:26 +00:00
parent d1daa83044
commit 8995ffabb9
1 changed files with 6 additions and 2 deletions
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@ -479,7 +479,9 @@ inline char* IncrementalCopy(const char* src, char* op, char* const op_limit,
//
// TODO: Remove pragma when when cold regions don't get
// vectorized or unrolled.
#pragma nounroll
#ifdef __clang__
#pragma clang loop unroll(disable)
#endif
do {
_mm_storeu_si128(reinterpret_cast<__m128i*>(op), pattern);
pattern = _mm_shuffle_epi8(pattern, reshuffle_mask);
@ -540,7 +542,9 @@ inline char* IncrementalCopy(const char* src, char* op, char* const op_limit,
//
// TODO: Remove pragma when when cold regions don't get vectorized
// or unrolled.
#pragma nounroll
#ifdef __clang__
#pragma clang loop unroll(disable)
#endif
for (char* op_end = buf_limit - 16; op < op_end; op += 16, src += 16) {
ConditionalUnalignedCopy128<use_16bytes_chunk>(src, op);
}