_m_psrld
Classification
MMX, Shift, CPUID Test: MMX
Header File
Instruction
PSRLD mm, mm
Synopsis
_m_psrld(__m64 a, __m64 count);
Description
Shift packed 32-bit integers in "a" right by "count" while shifting in zeros, and store the results in "dst".
Operation
FOR j := 0 to 1
i := j*32
IF count[63:0] > 31
dst[i+31:i] := 0
ELSE
dst[i+31:i] := ZeroExtend32(a[i+31:i] >> count[63:0])
FI
ENDFOR