Intel® C++ Compiler 16.0 User and Reference Guide
Converts packed float32 values to packed floati64 values. The corresponding Intel® AVX instruction is VCVTPS2PD.
extern __m256d _mm256_cvtps_pd(__m128 m1); |
m1 |
128-bit float32 source vector |
Converts four packed single-precision floating point values (float32 values) in the source vector m1 to four packed double-precision floating point values (float64 values).
Result of the conversion operation.