1 /* Test pcmpistri instruction. */ 2 3 #include <nmmintrin.h> 4 #include <stdio.h> 5 6 union u { 7 __m128i x; 8 unsigned char uc[16]; 9 }; 10 11 union u s0 = { .uc = { 0 } }; 12 union u s1 = { .uc = "abcdefghijklmnop" }; 13 union u s2 = { .uc = "bcdefghijklmnopa" }; 14 union u s3 = { .uc = "bcdefghijklmnab" }; 15 16 int 17 main(void) 18 { 19 int ret = 0; 20 if (_mm_cmpistri(s0.x, s0.x, 0x4c) != 15) { 21 printf("FAIL: pcmpistri test 1\n"); 22 ret = 1; 23 } 24 if (_mm_cmpistri(s1.x, s2.x, 0x4c) != 15) { 25 printf("FAIL: pcmpistri test 2\n"); 26 ret = 1; 27 } 28 if (_mm_cmpistri(s1.x, s3.x, 0x4c) != 16) { 29 printf("FAIL: pcmpistri test 3\n"); 30 ret = 1; 31 } 32 return ret; 33 } 34