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[X86] Use unaligned load intrinsics to implement other intrinsics instead of manually creating the unaligned load. 

llvm-svn: 271250
This commit is contained in:
Craig Topper 2016-05-31 05:49:13 +00:00
parent 7939ae5e08
commit 74b5948f39
1 changed files with 6 additions and 19 deletions
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25
clang/lib/Headers/avxintrin.h
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@ -2813,35 +2813,22 @@ _mm256_castsi128_si256(__m128i __a)
static __inline __m256 __DEFAULT_FN_ATTRS
_mm256_loadu2_m128(float const *__addr_hi, float const *__addr_lo)
{
struct __loadu_ps {
__m128 __v;
} __attribute__((__packed__, __may_alias__));
__m256 __v256 = _mm256_castps128_ps256(((struct __loadu_ps*)__addr_lo)->__v);
return _mm256_insertf128_ps(__v256, ((struct __loadu_ps*)__addr_hi)->__v, 1);
__m256 __v256 = _mm256_castps128_ps256(_mm_loadu_ps(__addr_lo));
return _mm256_insertf128_ps(__v256, _mm_loadu_ps(__addr_hi), 1);
}
static __inline __m256d __DEFAULT_FN_ATTRS
_mm256_loadu2_m128d(double const *__addr_hi, double const *__addr_lo)
{
struct __loadu_pd {
__m128d __v;
} __attribute__((__packed__, __may_alias__));
__m256d __v256 = _mm256_castpd128_pd256(((struct __loadu_pd*)__addr_lo)->__v);
return _mm256_insertf128_pd(__v256, ((struct __loadu_pd*)__addr_hi)->__v, 1);
__m256d __v256 = _mm256_castpd128_pd256(_mm_loadu_pd(__addr_lo));
return _mm256_insertf128_pd(__v256, _mm_loadu_pd(__addr_hi), 1);
}
static __inline __m256i __DEFAULT_FN_ATTRS
_mm256_loadu2_m128i(__m128i const *__addr_hi, __m128i const *__addr_lo)
{
struct __loadu_si128 {
__m128i __v;
} __attribute__((__packed__, __may_alias__));
__m256i __v256 = _mm256_castsi128_si256(
((struct __loadu_si128*)__addr_lo)->__v);
return _mm256_insertf128_si256(__v256,
((struct __loadu_si128*)__addr_hi)->__v, 1);
__m256i __v256 = _mm256_castsi128_si256(_mm_loadu_si128(__addr_lo));
return _mm256_insertf128_si256(__v256, _mm_loadu_si128(__addr_hi), 1);
}
/* SIMD store ops (unaligned) */