gcc/testsuite/gcc.target/aarch64/cssc_2.c

   1 /* { dg-do compile } */
   2 /* { dg-additional-options "--save-temps -O1" } */
   3 /* { dg-final { check-function-bodies "**" "" "" } } */
   4
   5 #include <stdint.h>
   6
   7 #pragma GCC target "+cssc"
   8
   9 /*
  10 ** cntw:
  11 **      cnt     w0, w0
  12 **      ret
  13 */
  14
  15 int32_t
  16 cntw (int32_t a)
  17 {
  18   return __builtin_popcount (a);
  19 }
  20
  21 /*
  22 ** cntx:
  23 **      cnt     x0, x0
  24 **      ret
  25 */
  26
  27 int64_t
  28 cntx (int64_t a)
  29 {
  30   return __builtin_popcountll (a);
  31 }
  32