1 ; RUN: llc < %s -march=x86-64 -mcpu=corei7-avx | FileCheck %s 2 3 ; testb should be scheduled right before je to enable macro-fusion. 4 5 ; CHECK: testb $2, %{{[abcd]}}h 6 ; CHECK-NEXT: je 7 8 define i32 @check_flag(i32 %flags, ...) nounwind { 9 entry: 10 %and = and i32 %flags, 512 11 %tobool = icmp eq i32 %and, 0 12 br i1 %tobool, label %if.end, label %if.then 13 14 if.then: 15 br label %if.end 16 17 if.end: 18 %hasflag = phi i32 [ 1, %if.then ], [ 0, %entry ] 19 ret i32 %hasflag 20 } 21
