gcc/testsuite/gcc.target/sparc/combined-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -mcpu=ultrasparc -mvis" } */
   3 typedef unsigned char pixel __attribute__((vector_size(4)));
   4 typedef unsigned char vec8 __attribute__((vector_size(8)));
   5 typedef short vec16 __attribute__((vector_size(8)));
   6
   7 vec16 foo (pixel a, pixel b) {
   8   vec8 c = __builtin_vis_fpmerge (a, b);
   9   vec16 d = { -1, -1, -1, -1 };
  10   vec16 e = __builtin_vis_fmul8x16 (a, d);
  11
  12   return e;
  13 }
  14
  15 vec16 bar (pixel a) {
  16   vec16 d = { 0, 0, 0, 0 };
  17   vec16 e = __builtin_vis_fmul8x16 (a, d);  /* Mulitplication by 0 = 0.  */
  18
  19   return e;
  20 }
  21
  22 /* { dg-final { scan-assembler "fmul8x16" } } */
  23 /* { dg-final { scan-assembler "fzero" } } */