view gcc/testsuite/gcc.dg/torture/vector-1.c @ 131:84e7813d76e9

gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
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line source

/* Check that vector extraction works correctly. */

/* { dg-do run } */
/* { dg-options "-msse" { target { i?86-*-* x86_64-*-* } } } */
/* { dg-require-effective-target sse_runtime { target { i?86-*-* x86_64-*-* } } } */
/* { dg-options "-mabi=altivec" { target { powerpc-*-* powerpc64-*-* } } } */
/* { dg-require-effective-target vmx_hw { target { powerpc-*-* powerpc64--*-* } } } */

#define vector __attribute__((vector_size(16) ))

int f0(vector int t)
{
  return ((int*)&t)[0];
}
int f1(vector int t)
{
  return ((int*)&t)[1];
}
int f2(vector int t)
{
  return ((int*)&t)[2];
}
int f3(vector int t)
{
  return ((int*)&t)[3];
}
int main(void)
{
  vector int a = {0, 1, 2, 3};
  /* Make sure that we have the correct size for the vectors. */
  if (sizeof(int) != 4)
    __builtin_exit (0);
  if (f0(a) != 0)
    __builtin_abort ();
  if (f1(a) != 1)
    __builtin_abort ();
  if (f2(a) != 2)
    __builtin_abort ();
  if (f3(a) != 3)
    __builtin_abort ();
  return 0;
}