gcc/testsuite/gcc.target/i386/sse2-pmovmskb-1.c

   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
  17 static int
  18 __attribute__((noinline, unused))
  19 test (__m128i s1)
  20 {
  21   return _mm_movemask_epi8 (s1);
  22 }
  23
  24 static void
  25 TEST (void)
  26 {
  27   union128i_b s1;
  28   int i, u, e=0;
  29
  30   s1.x = _mm_set_epi8 (1,2,3,4,10,20,30,90,-80,-40,-100,-15,98, 25, 98,7);
  31   u = test (s1.x);
  32
  33   for (i = 0; i < 16; i++)
  34     if (s1.a[i] & (1<<7))
  35       e = e | (1<<i);
  36
  37   if (checkVi (&u, &e, 1))
  38     abort ();
  39 }