gcc/testsuite/gcc.target/vax/cmpelim-le-movqi.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fdump-rtl-cmpelim -dp" } */
   3 /* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
   4
   5 typedef int __attribute__ ((mode (QI))) int_t;
   6
   7 void
   8 le_movqi (int_t *w, int_t *x)
   9 {
  10   int_t v;
  11
  12   v = *x;
  13   if (v <= 0)
  14     *w = v;
  15   else
  16     *w = v + 2;
  17 }
  18
  19 /* Expect assembly like:
  20
  21         movb *8(%ap),%r0                # 27    [c=24]  *movqi_ccnz
  22         jleq .L2                        # 29    [c=26]  *branch_ccnz
  23         addb2 $2,%r0                    # 26    [c=32]  *addqi3
  24 .L2:
  25
  26  */
  27
  28 /* { dg-final { scan-rtl-dump-times "deleting insn with uid" 1 "cmpelim" } } */
  29 /* { dg-final { scan-assembler-not "\t(bit|cmpz?|tst). " } } */
  30 /* { dg-final { scan-assembler "movqi\[^ \]*_ccnz(/\[0-9\]+)?\n" } } */
  31 /* { dg-final { scan-assembler "branch_ccnz\n" } } */