_mm_sll_si64
Classification
MMX, Shift, CPUID Test: MMX
Header File
Instruction
PSLLQ mm, mm
Synopsis
_mm_sll_si64(__m64 a, __m64 count);
Description
Shift 64-bit integer "a" left by "count" while shifting in zeros, and store the result in "dst".
Operation
IF count[63:0] > 63
dst[63:0] := 0
ELSE
dst[63:0] := ZeroExtend64(a[63:0] << count[63:0])
FI