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

   1 /* Verify that overloaded built-ins for vec_merge* with char
   2    inputs produce the right code.  */
   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 char
  11 test_misc () {
  12         vector signed char vsc1c = {1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
  13         vector signed char vsc2c = {9,10,11,12,13,14,15,16,0,1,2,3,4,5,6,7};
  14         return vec_mergel (vsc1c, vsc2c);
  15 }
  16
  17 vector bool char
  18 testbc_l (vector bool char vbc2, vector bool char vbc3)
  19 {
  20   return vec_mergel (vbc2, vbc3);
  21 }
  22
  23 vector signed char
  24 testsc_l (vector signed char vsc2, vector signed char vsc3)
  25 {
  26   return vec_mergel (vsc2, vsc3);
  27 }
  28
  29 vector unsigned char
  30 testuc_l (vector unsigned char vuc2, vector unsigned char vuc3)
  31 {
  32   return vec_mergel (vuc2, vuc3);
  33 }
  34
  35 vector bool char
  36 testbc_h (vector bool char vbc2, vector bool char vbc3)
  37 {
  38   return vec_mergeh (vbc2, vbc3);
  39 }
  40
  41 vector signed char
  42 testsc_h (vector signed char vsc2, vector signed char vsc3)
  43 {
  44   return vec_mergeh (vsc2, vsc3);
  45 }
  46
  47 vector unsigned char
  48 testuc_h (vector unsigned char vuc2, vector unsigned char vuc3)
  49 {
  50   return vec_mergeh (vuc2, vuc3);
  51 }
  52
  53 /* { dg-final { scan-assembler-times "vmrghb" 3 } } */
  54 /* { dg-final { scan-assembler-times "vmrglb" 3 } } */
  55