_mm_sub_epi8
Classification
SSE_ALL, Arithmetic, CPUID Test: SSE2
Header File
Instruction
PSUBB xmm, xmm
Synopsis
_mm_sub_epi8(__m128i a, __m128i b);
Description
Subtract packed 8-bit integers in "b" from packed 8-bit integers in "a", and store the results in "dst".
Operation
FOR j := 0 to 15
i := j*8
dst[i+7:i] := a[i+7:i] - b[i+7:i]
ENDFOR