/* { dg-do compile } */ /* { dg-options "-fdump-rtl-cmpelim -dp" } */ /* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */ typedef unsigned int __attribute__ ((mode (SI))) ulong_t; typedef int __attribute__ ((mode (SI))) long_t; typedef int __attribute__ ((mode (QI))) int_t; ulong_t eq_rotrsi (ulong_t x, int_t y) { long_t v; v = x >> y | x << 8 * sizeof (x) - y; if (v == 0) return v; else return v + 2; } /* Expect assembly like: mnegb 8(%ap),%r0 # 37 [c=16] *negqi2 rotl %r0,4(%ap),%r0 # 38 [c=36] *rotrnegsi3_2_ccz jeql .L1 # 40 [c=26] *branch_ccz addl2 $2,%r0 # 36 [c=32] *addsi3 .L1: */ /* { 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 "rotrnegsi\[^ \]*_ccz(/\[0-9\]+)?\n" } } */ /* { dg-final { scan-assembler "branch_ccz\n" } } */