gcc/testsuite/gcc.target/powerpc/swaps-p8-17.c

   1 /* { dg-do compile { target { powerpc64le-*-* } } } */
   2 /* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { "-mcpu=power8" } } */
   3 /* { dg-options "-mcpu=power8 -O1" } */
   4 /* { dg-final { scan-assembler "lxvd2x" } } */
   5 /* { dg-final { scan-assembler "xxpermdi" } } */
   6
   7 /* Verify that we don't try to do permute removal in the presence of
   8    vec_ste.  This used to ICE.  */
   9 #include <altivec.h>
  10
  11 void f (void *p)
  12 {
  13   vector unsigned int u32 = vec_vsx_ld (1, (const unsigned int *)p);
  14   vec_ste (u32, 1, (unsigned int *)p);
  15 }