_mm_hsub_epi32
Visual Studio 2010
Microsoft Specific
Emits the Supplemental Streaming SIMD Extensions 3 (SSSE3) instruction phsubd. This instruction computes the difference between the elements of two 128-bit parameters.
__m128i _mm_hsub_epi32( __m128i a, __m128i b );
#include <stdio.h>
#include <tmmintrin.h>
int main ()
{
__m128i a, b;
a.m128i_i32[0] = 32;
a.m128i_i32[1] = 32;
a.m128i_i32[2] = 4096;
a.m128i_i32[3] = -4096;
b.m128i_i32[0] = 65535;
b.m128i_i32[1] = 32000;
b.m128i_i32[2] = -16;
b.m128i_i32[3] = 512;
__m128i res = _mm_hsub_epi32(a, b);
printf_s("Original a:\t%6d\t%6d\t%6d\t%6d\nOriginal b:\t%6d\t%6d\t%6d\t%6d\n",
a.m128i_i32[0], a.m128i_i32[1], a.m128i_i32[2], a.m128i_i32[3],
b.m128i_i32[0], b.m128i_i32[1], b.m128i_i32[2], b.m128i_i32[3]);
printf_s("Result res:\t%6d\t%6d\t%6d\t%6d\n",
res.m128i_i32[0], res.m128i_i32[1], res.m128i_i32[2], res.m128i_i32[3]);
return 0;
}
Original a: 32 32 4096 -4096 Original b: 65535 32000 -16 512 Result res: 0 8192 33535 -528
