1/* { dg-do run } */ 2/* { dg-options "-O2 -msse2" } */ 3/* { dg-require-effective-target sse2 } */ 4 5#ifndef CHECK_H 6#define CHECK_H "sse2-check.h" 7#endif 8 9#ifndef TEST 10#define TEST sse2_test 11#endif 12 13#include CHECK_H 14 15#include <emmintrin.h> 16 17static __m128i 18__attribute__((noinline, unused)) 19test (__m128i s1, __m128i s2) 20{ 21 return _mm_subs_epi16 (s1, s2); 22} 23 24static void 25TEST (void) 26{ 27 union128i_w u, s1, s2; 28 short e[8]; 29 int i, tmp; 30 31 s1.x = _mm_set_epi16 (10,20,30,90,-80,-40,-100,-15); 32 s2.x = _mm_set_epi16 (11, 98, 76, -100, -34, -78, -39, 14); 33 u.x = test (s1.x, s2.x); 34 35 for (i = 0; i < 8; i++) 36 { 37 tmp = s1.a[i] - s2.a[i]; 38 39 if (tmp > 32767) 40 tmp = 32767; 41 if (tmp < -32768) 42 tmp = -32768; 43 44 e[i] = tmp; 45 } 46 47 if (check_union128i_w (u, e)) 48 abort (); 49} 50