gcc/testsuite/gcc.target/powerpc/vec-splat-constant-v16qi.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target power10_ok } */
   3 /* { dg-options "-mdejagnu-cpu=power10 -O2" } */
   4
   5 #include <altivec.h>
   6
   7 /* Test whether XXSPLTIW is generated for V16HI vector constants where the
   8    first 4 elements are the same as the next 4 elements, etc.  */
   9
  10 vector unsigned char
  11 v16qi_const_1 (void)
  12 {
  13   return (vector unsigned char) { 1, 1, 1, 1, 1, 1, 1, 1,
  14                                   1, 1, 1, 1, 1, 1, 1, 1, }; /* VSLTPISB.  */
  15 }
  16
  17 vector unsigned char
  18 v16qi_const_2 (void)
  19 {
  20   return (vector unsigned char) { 1, 2, 3, 4, 1, 2, 3, 4,
  21                                   1, 2, 3, 4, 1, 2, 3, 4, }; /* XXSPLTIW.  */
  22 }
  23
  24 /* { dg-final { scan-assembler-times {\mxxspltiw\M}              1 } } */
  25 /* { dg-final { scan-assembler-times {\mvspltisb\M|\mxxspltib\M} 1 } } */
  26 /* { dg-final { scan-assembler-not   {\mlxvx?\M}                   } } */
  27 /* { dg-final { scan-assembler-not   {\mplxv\M}                    } } */