gcc/testsuite/gcc.target/aarch64/combine_bfi_1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-rtl-combine" } */
   3
   4 int
   5 f1 (int x, int y)
   6 {
   7   return (x & ~0x0ffff00) | ((y << 8) & 0x0ffff00);
   8 }
   9
  10 int
  11 f2 (int x, int y)
  12 {
  13   return (x & ~0x0ff000) | ((y & 0x0ff) << 12);
  14 }
  15
  16 int
  17 f3 (int x, int y)
  18 {
  19   return (x & ~0xffff) | (y & 0xffff);
  20 }
  21
  22 int
  23 f4 (int x, int y)
  24 {
  25   return (x & ~0xff) | (y & 0xff);
  26 }
  27
  28 long long
  29 f5 (long long x, long long y)
  30 {
  31   return (x & ~0xffffffffull) | (y & 0xffffffff);
  32 }
  33
  34 /* { dg-final { scan-rtl-dump-times "\\*aarch64_bfi" 5 "combine" } } */