gcc/testsuite/gcc.target/vax/peephole2-lt-andsi.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fdump-rtl-peephole2 -dp" } */
   3 /* { dg-skip-if "code quality test" { *-*-* } { "-O0" "-O1" } { "" } } */
   4
   5 typedef int __attribute__ ((mode (SI))) int_t;
   6
   7 int_t
   8 lt_andsi (int_t x, int_t y)
   9 {
  10   x &= y;
  11   if (x < 0)
  12     return 1;
  13   else
  14     return 2;
  15 }
  16
  17 /* Expect assembly like:
  18
  19         bitl 4(%ap),8(%ap)              # 68    [c=34]  *bitsi_ccn
  20         jgeq .L6                        # 57    [c=26]  *branch_ccn
  21         movl $1,%r0                     # 52    [c=4]  *movsi_2
  22         ret                             # 63    [c=0]  return
  23 .L6:
  24
  25  */
  26
  27 /* { dg-final { scan-rtl-dump-times "Splitting with gen_peephole2" 1 "peephole2" } } */
  28 /* { dg-final { scan-assembler-not "\t(cmpz?|tst). " } } */
  29 /* { dg-final { scan-assembler "bitsi\[^ \]*_ccn(/\[0-9\]+)?\n" } } */
  30 /* { dg-final { scan-assembler "branch_ccn\n" } } */