gcc/testsuite/gcc.target/powerpc/p9-splat-1.c

   1 /* { dg-do compile { target { powerpc64le-*-* } } } */
   2 /* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { "-mcpu=power9" } } */
   3 /* { dg-options "-mcpu=power9 -O2" } */
   4 /* { dg-require-effective-target powerpc_p9vector_ok } */
   5
   6 #include <altivec.h>
   7
   8 vector int
   9 foo_r (int a)
  10 {
  11   return (vector int) { a, a, a, a };           /* mtvsrws */
  12 }
  13
  14 vector int
  15 foo_r2 (int a)
  16 {
  17   return vec_splats (a);                        /* mtvsrws */
  18 }
  19
  20 vector int
  21 foo_p (int *a)
  22 {
  23   return (vector int) { *a, *a, *a, *a };       /* lxvwsx */
  24 }
  25
  26 /* { dg-final { scan-assembler-times "mtvsrws" 2 } } */
  27 /* { dg-final { scan-assembler-times "lxvwsx"  1 } } */