Developer Guide and Reference

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_mm256_castps_si256

Typecasts single-precision floating point values to integer values. No corresponding Intel® AVX instruction.

Syntax

extern __m256i _mm256_castps_si256(__m256 a);
Arguments
a
float32 source vector
Description
Performs a typecast operation from single-precision floating point values (float32 values) to integer values. This intrinsic does not introduce extra moves to the generated code. Source operand bits are passed unchanged to the result.
Returns
A vector with 256-bit integer values.

Product and Performance Information

1

Intel's compilers may or may not optimize to the same degree for non-Intel microprocessors for optimizations that are not unique to Intel microprocessors. These optimizations include SS