gcc/testsuite/gcc.target/i386/sse-cvtsi2ss-1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -msse" } */
   3 /* { dg-require-effective-target sse } */
   4
   5 #ifndef CHECK_H
   6 #define CHECK_H "sse-check.h"
   7 #endif
   8
   9 #ifndef TEST
  10 #define TEST sse_test
  11 #endif
  12
  13 #include CHECK_H
  14
  15 #include <xmmintrin.h>
  16
  17 static __m128
  18 __attribute__((noinline, unused))
  19 test (__m128 p, int b)
  20 {
  21   return _mm_cvtsi32_ss (p, b);
  22 }
  23
  24 static void
  25 TEST (void)
  26 {
  27   union128 u, s1;
  28   int b = 498;
  29   float e[4] = { 24.43, 68.346, 43.35, 546.46 };
  30
  31   s1.x = _mm_set_ps (e[3], e[2], e[1], e[0]);
  32   u.x = test (s1.x, b);
  33   e[0] = (float)b;
  34
  35   if (check_union128 (u, e))
  36     abort ();
  37 }