_m_packssdw
Classification
MMX, Miscellaneous, CPUID Test: MMX
Header File
mmintrin.h
Instruction
PACKSSDW mm, mm
Synopsis
 _m_packssdw(__m64 a, __m64 b);
Description
Convert packed signed 32-bit integers from "a" and "b" to packed 16-bit integers using signed saturation, and store the results in "dst".
Operation
dst[15:0] := Saturate16(a[31:0])
dst[31:16] := Saturate16(a[63:32])
dst[47:32] := Saturate16(b[31:0])
dst[63:48] := Saturate16(b[63:32])