_mm_sub_epi64
Classification
SSE_ALL, Arithmetic, CPUID Test: SSE2
Header File
emmintrin.h
Instruction
PSUBQ xmm, xmm
Synopsis
 _mm_sub_epi64(__m128i a, __m128i b);
Description
Subtract packed 64-bit integers in "b" from packed 64-bit integers in "a", and store the results in "dst".
Operation
FOR j := 0 to 1
	i := j*64
	dst[i+63:i] := a[i+63:i] - b[i+63:i]
ENDFOR