| /* { dg-do compile } */ |
| /* { dg-options "-fdump-rtl-peephole2 -dp" } */ |
| /* { dg-skip-if "code quality test" { *-*-* } { "-O0" "-O1" } { "" } } */ |
| |
| typedef unsigned int __attribute__ ((mode (SI))) uint_t; |
| typedef int __attribute__ ((mode (SI))) int_t; |
| |
| uint_t |
| lt_cmpzvsi (uint_t x, int_t y, int_t z) |
| { |
| int_t v; |
| |
| v = x >> y; |
| if (v < z) |
| return 1; |
| else |
| return 2; |
| } |
| |
| /* Expect assembly like: |
| |
| subb3 8(%ap),$32,%r0 # 39 [c=40] *subqi3/1 |
| cmpzv 8(%ap),%r0,4(%ap),12(%ap) # 53 [c=96] *cmpzv_ccn |
| jgeq .L6 # 42 [c=26] *branch_ccn |
| movl $1,%r0 # 37 [c=4] *movsi_2 |
| ret # 48 [c=0] return |
| .L6: |
| |
| */ |
| |
| /* { dg-final { scan-rtl-dump-times "Splitting with gen_peephole2" 1 "peephole2" } } */ |
| /* { dg-final { scan-assembler-not "\t(bit|cmp|tst)\[bwl\] " } } */ |
| /* { dg-final { scan-assembler "cmpzv\[^ \]*_ccn(/\[0-9\]+)?\n" } } */ |
| /* { dg-final { scan-assembler "branch_ccn\n" } } */ |
