VPMOVSQB - Packed MOVe Saturation Qword Byte
符号付きQWORD→符号付きBYTE オーバーフローしたら最小値/最大値に強制
VPMOVSQB xmm1 {k1}{z}, xmm2 (V5+VL
__m128i _mm_cvtsepi64_epi8(__m128i a)
__m128i _mm_mask_cvtsepi64_epi8(__m128i s, __mmask8 k, __m128i a)
__m128i _mm_maskz_cvtsepi64_epi8(__mmask8 k, __m128i a)
VPMOVSQB m16 {k1}, xmm2 (V5+VL
void _mm_mask_cvtsepi64_storeu_epi8(void* d, __mmask8 k, __m128i a)
VPMOVSQB xmm1 {k1}{z}, ymm2 (V5+VL
__m128i _mm256_cvtsepi64_epi8(__m256i a)
__m128i _mm256_mask_cvtsepi64_epi8(__m128i s, __mmask8 k, __m256i a)
__m128i _mm256_maskz_cvtsepi64_epi8(__mmask8 k, __m256i a)
VPMOVSQB m32 {k1}, ymm2 (V5+VL
void _mm256_mask_cvtsepi64_storeu_epi8(void* d, __mmask8 k, __m256i a)
VPMOVSQB xmm1 {k1}{z}, zmm2 (V5
__m128i _mm512_cvtsepi64_epi8(__m512i a)
__m128i _mm512_mask_cvtsepi64_epi8(__m128i s, __mmask8 k, __m512i a)
__m128i _mm512_maskz_cvtsepi64_epi8(__mmask8 k, __m512i a)
VPMOVSQB m64 {k1}, zmm2 (V5
void _mm512_mask_cvtsepi64_storeu_epi8(void* d, __mmask8 k, __m512i a)
x86/x64 SIMD命令一覧表
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