gnu/dist/gcc4/gcc/testsuite/gcc.target/powerpc/ppc-and-1.c

   1 /* { dg-do compile { target powerpc64-*-* } } */
   2 /* { dg-require-effective-target lp64 } */
   3 /* { dg-options "-O2" } */
   4
   5 /* { dg-final { scan-assembler "rlwinm r?\[0-9\]+,r?\[0-9\]+,0,0,30"  } } */
   6 /* { dg-final { scan-assembler "rlwinm r?\[0-9\]+,r?\[0-9\]+,0,29,30"  } } */
   7 /* { dg-final { scan-assembler-not "rldicr" } } */
   8
   9 /* Origin:Pete Steinmetz <steinmtz@us.ibm.com> */
  10
  11 /* PR 16457 - use rlwinm insn.  */
  12
  13 char *foo1 (char *p, unsigned int x)
  14 {
  15   return p - (x & ~1);
  16 }
  17
  18 char *foo2 (char *p, unsigned int x)
  19 {
  20   return p - (x & 6);
  21 }