gcc/testsuite/gcc.target/powerpc/fold-vec-mule-short.c

   1 /* Verify that overloaded built-ins for vec_mule,vec_mulo with short
   2    inputs produce the right results.  */
   3
   4 /* { dg-do compile } */
   5 /* { dg-require-effective-target powerpc_altivec_ok } */
   6 /* { dg-options "-maltivec -O2" } */
   7
   8 #include <altivec.h>
   9
  10 vector signed int
  11 test_even (vector signed short x, vector signed short y)
  12 {
  13   return vec_mule (x, y);
  14 }
  15
  16 vector unsigned int
  17 test_uns_even (vector unsigned short x, vector unsigned short y)
  18 {
  19   return vec_mule (x, y);
  20 }
  21
  22 vector signed int
  23 test_odd (vector signed short x, vector signed short y)
  24 {
  25   return vec_mulo (x, y);
  26 }
  27
  28 vector unsigned int
  29 test_uns_odd (vector unsigned short x, vector unsigned short y)
  30 {
  31   return vec_mulo (x, y);
  32 }
  33
  34 /* { dg-final { scan-assembler-times "vmuleuh" 1 } } */
  35 /* { dg-final { scan-assembler-times "vmulesh" 1 } } */
  36 /* { dg-final { scan-assembler-times "vmulouh" 1 } } */
  37 /* { dg-final { scan-assembler-times "vmulosh" 1 } } */