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-rw-r--r--lib/Headers/avx2intrin.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/Headers/avx2intrin.h b/lib/Headers/avx2intrin.h
index d165f1fbe2..d6fef59a20 100644
--- a/lib/Headers/avx2intrin.h
+++ b/lib/Headers/avx2intrin.h
@@ -822,7 +822,9 @@ _mm256_permutevar8x32_epi32(__m256i a, __m256i b)
#define _mm256_permute4x64_pd(V, M) __extension__ ({ \
__m256d __V = (V); \
- (__m256d)__builtin_ia32_permdf256((__v4df)__V, (M)); })
+ (__m256d)__builtin_shufflevector((__v4df)__V, (__v4df) _mm256_setzero_pd(), \
+ (M) & 0x3, ((M) & 0xc) >> 2, \
+ ((M) & 0x30) >> 4, ((M) & 0xc0) >> 6); })
static __inline__ __m256 __attribute__((__always_inline__, __nodebug__))
_mm256_permutevar8x32_ps(__m256 a, __m256 b)
@@ -832,7 +834,9 @@ _mm256_permutevar8x32_ps(__m256 a, __m256 b)
#define _mm256_permute4x64_epi64(V, M) __extension__ ({ \
__m256i __V = (V); \
- (__m256i)__builtin_ia32_permdi256(__V, (M)); })
+ (__m256i)__builtin_shufflevector((__v4di)__V, (__v4di) _mm256_setzero_si256(), \
+ (M) & 0x3, ((M) & 0xc) >> 2, \
+ ((M) & 0x30) >> 4, ((M) & 0xc0) >> 6); })
#define _mm256_permute2x128_si256(V1, V2, M) __extension__ ({ \
__m256i __V1 = (V1); \