| /* { dg-do compile } */ |
| /* { dg-options "-fdump-rtl-cmpelim -dp" } */ |
| /* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */ |
| |
| typedef unsigned int __attribute__ ((mode (SI))) int_t; |
| |
| int_t |
| xxu_subsi (int_t x, int_t y) |
| { |
| int_t v; |
| |
| v = x - y; |
| if (x == y) |
| return v; |
| else if (x >= y) |
| return v + 2; |
| else |
| return v - 3; |
| } |
| |
| /* Expect assembly like: |
| |
| movl 4(%ap),%r2 # 39 [c=16] *movsi_2 |
| movl 8(%ap),%r1 # 40 [c=16] *movsi_2 |
| subl3 %r1,%r2,%r0 # 41 [c=32] *subsi3_cc/1 |
| jeql .L1 # 43 [c=26] *branch_ccz |
| jlssu .L3 # 38 [c=26] *branch_cc |
| addl2 $2,%r0 # 36 [c=32] *addsi3 |
| ret # 31 [c=0] return |
| .L3: |
| subl2 $3,%r0 # 35 [c=32] *addsi3 |
| .L1: |
| |
| */ |
| |
| /* { dg-final { scan-rtl-dump-times "deleting insn with uid" 2 "cmpelim" } } */ |
| /* { dg-final { scan-assembler-not "\t(bit|cmpz?|tst). " } } */ |
| /* { dg-final { scan-assembler "subsi\[^ \]*_cc(/\[0-9\]+)?\n" } } */ |
| /* { dg-final { scan-assembler "branch_cc\n" } } */ |
| /* { dg-final { scan-assembler "branch_ccz\n" } } */ |
