1 ; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mcpu=cortex-a8 | FileCheck %s 2 3 ; Overly aggressive LICM simply adds copies of constants 4 ; rdar://9266679 5 6 define zeroext i1 @t(i32* nocapture %A, i32 %size, i32 %value) nounwind readonly ssp { 7 ; CHECK-LABEL: t: 8 entry: 9 br label %for.cond 10 11 for.cond: 12 %0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ] 13 %cmp = icmp ult i32 %0, %size 14 br i1 %cmp, label %for.body, label %return 15 16 for.body: 17 ; CHECK: %for. 18 ; CHECK: mov{{.*}} r{{[0-9]+}}, #{{[01]}} 19 ; CHECK: mov{{.*}} r{{[0-9]+}}, #{{[01]}} 20 ; CHECK-NOT: mov r{{[0-9]+}}, #{{[01]}} 21 %arrayidx = getelementptr i32* %A, i32 %0 22 %tmp4 = load i32* %arrayidx, align 4 23 %cmp6 = icmp eq i32 %tmp4, %value 24 br i1 %cmp6, label %return, label %for.inc 25 26 for.inc: 27 %inc = add i32 %0, 1 28 br label %for.cond 29 30 return: 31 %retval.0 = phi i1 [ true, %for.body ], [ false, %for.cond ] 32 ret i1 %retval.0 33 } 34
