gcc/testsuite/gcc.target/cris/peep2-andu1.c

   1 /* { dg-do compile } */
   2 /* { dg-final { scan-assembler-not "and.d " } } */
   3 /* { dg-final { scan-assembler-not "move.d " } } */
   4 /* { dg-final { scan-assembler "cLear.b" } } */
   5 /* { dg-final { scan-assembler "movu.b" } } */
   6 /* { dg-final { scan-assembler "and.b" } } */
   7 /* { dg-final { scan-assembler "movu.w" } } */
   8 /* { dg-final { scan-assembler "and.w" } } */
   9 /* { dg-final { scan-assembler "andq" } } */
  10 /* { dg-options "-O2" } */
  11
  12 /* Test the "andu" peephole2 trivially, memory operand.  */
  13
  14 int
  15 clearb (int x, int *y)
  16 {
  17   return *y & 0xff00;
  18 }
  19
  20 int
  21 andb (int x, int *y)
  22 {
  23   return *y & 0x3f;
  24 }
  25
  26 int
  27 andw (int x, int *y)
  28 {
  29   return *y & 0xfff;
  30 }
  31
  32 int
  33 andq (int x, int *y)
  34 {
  35   return *y & 0xf0;
  36 }
  37
  38 int
  39 andq2 (int x, int *y)
  40 {
  41   return *y & 0xfff0;
  42 }