_MM_SET_ROUNDING_MODE
Classification
SSE_ALL, General Support, CPUID Test: SSE
Header File
immintrin.h
Synopsis
 _MM_SET_ROUNDING_MODE(unsigned int a);
Description
Macro: Set the rounding mode bits of the MXCSR control and status register to the value in unsigned 32-bit integer "a". The rounding mode may contain any of the following flags: _MM_ROUND_NEAREST, _MM_ROUND_DOWN, _MM_ROUND_UP, _MM_ROUND_TOWARD_ZERO
Operation
MXCSR := a[31:0] AND ~_MM_ROUND_MASK