gcc/testsuite/gcc.target/powerpc/ppc-and-1.c

   1 /* { dg-do compile { target { powerpc*-*-* && lp64 } } } */
   2 /* { dg-options "-O2" } */
   3
   4 /* { dg-final { scan-assembler "rlwinm r?\[0-9\]+,r?\[0-9\]+,0,0,30"  } } */
   5 /* { dg-final { scan-assembler "rlwinm r?\[0-9\]+,r?\[0-9\]+,0,29,30"  } } */
   6 /* { dg-final { scan-assembler-not "rldicr" } } */
   7
   8 /* Origin:Pete Steinmetz <steinmtz@us.ibm.com> */
   9
  10 /* PR 16457 - use rlwinm insn.  */
  11
  12 char *foo1 (char *p, unsigned int x)
  13 {
  14   return p - (x & ~1);
  15 }
  16
  17 char *foo2 (char *p, unsigned int x)
  18 {
  19   return p - (x & 6);
  20 }