VCVTQQ2PH - ConVerT Qword Qword to Packed Half

符号付きQWORDをFP16に変換

VCVTQQ2PH xmm1{k1}{z}, xmm2/m128/m64bcst    (V5+FP16+VL
__m128h _mm_cvtepi64_ph(__m128i a)
__m128h _mm_mask_cvtepi64_ph(__m128h s, __mmask8 k, __m128i a)
__m128h _mm_maskz_cvtepi64_ph(__mmask8 k, __m128i a)

VCVTQQ2PH xmm1{k1}{z}, ymm2/m256/m64bcst    (V5+FP16+VL
__m128h _mm256_cvtepi64_ph(__m256i a)
__m128h _mm256_mask_cvtepi64_ph(__m128h s, __mmask8 k, __m256i a)
__m128h _mm256_maskz_cvtepi64_ph(__mmask8 k, __m256i a)

VCVTQQ2PH xmm1{k1}{z}, zmm2/m512/m64bcst{er}    (V5+FP16
__m128h _mm512_cvtepi64_ph(__m512i a)
__m128h _mm512_mask_cvtepi64_ph(__m128h s, __mmask8 k, __m512i a)
__m128h _mm512_maskz_cvtepi64_ph(__mmask8 k, __m512i a)
__m128h _mm512_cvt_roundepi64_ph(__m512i a, int r)
__m128h _mm512_mask_cvt_roundepi64_ph(__m128h s, __mmask8 k, __m512i a, int r)
__m128h _mm512_maskz_cvt_roundepi64_ph(__mmask8 k, __m512i a, int r)


x86/x64 SIMD命令一覧表  フィードバック