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

   1 /* Verify that overloaded built-ins for vec_neg with char
   2    inputs produce the right code.  */
   3
   4 /* { dg-do compile } */
   5 /* { dg-require-effective-target powerpc_p8vector_ok } */
   6 /* { dg-options "-mvsx -O2 -mcpu=power8" } */
   7 /* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { "-mcpu=power8" } } */
   8
   9 #include <altivec.h>
  10
  11 vector signed char
  12 test2 (vector signed char x)
  13 {
  14   return vec_neg (x);
  15 }
  16
  17 /* { dg-final { scan-assembler-times "xxspltib|vspltisw|vxor" 1 } } */
  18 /* { dg-final { scan-assembler-times "vsububm" 1 } } */
  19 /* { dg-final { scan-assembler-times "vmaxsb" 0 } } */
  20