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

   1 /* Verify that overloaded built-ins for vec_mule,vec_mulo with char
   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 short
  11 test_even (vector signed char x, vector signed char y)
  12 {
  13   return vec_mule (x, y);
  14 }
  15
  16 vector unsigned short
  17 test_uns_even (vector unsigned char x, vector unsigned char y)
  18 {
  19   return vec_mule (x, y);
  20 }
  21
  22 vector signed short
  23 test_odd (vector signed char x, vector signed char y)
  24 {
  25   return vec_mulo (x, y);
  26 }
  27
  28 vector unsigned short
  29 test_uns_odd (vector unsigned char x, vector unsigned char y)
  30 {
  31   return vec_mulo (x, y);
  32 }
  33
  34 /* { dg-final { scan-assembler-times "vmuleub" 1 } } */
  35 /* { dg-final { scan-assembler-times "vmulesb" 1 } } */
  36 /* { dg-final { scan-assembler-times "vmuloub" 1 } } */
  37 /* { dg-final { scan-assembler-times "vmulosb" 1 } } */
  38