| /* { dg-do compile } */ |
| /* { dg-options "-fdump-rtl-cmpelim -dp" } */ |
| /* { dg-skip-if "code quality test" { *-*-* } { "-O0" "-O1" } { "" } } */ |
| |
| typedef int __attribute__ ((mode (HI))) int_t; |
| |
| void |
| eq_mulhi (int_t *w, int_t *x, int_t *y) |
| { |
| int_t v; |
| |
| v = *x * *y; |
| if (v == 0) |
| *w = v; |
| else |
| *w = v + 2; |
| } |
| |
| /* Expect assembly like: |
| |
| mulw3 *8(%ap),*12(%ap),%r0 # 33 [c=72] *mulhi3_ccz/2 |
| jeql .L2 # 35 [c=26] *branch_ccz |
| addw2 $2,%r0 # 32 [c=32] *addhi3 |
| .L2: |
| |
| */ |
| |
| /* { dg-final { scan-rtl-dump-times "deleting insn with uid" 1 "cmpelim" } } */ |
| /* { dg-final { scan-assembler-not "\t(bit|cmpz?|tst). " } } */ |
| /* { dg-final { scan-assembler "mulhi\[^ \]*_ccz(/\[0-9\]+)?\n" } } */ |
| /* { dg-final { scan-assembler "branch_ccz\n" } } */ |
