blob: 54fc9b049b8e9b830a0082df87f5bd9e5d549cb9 [file] [log] [blame]
; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mcpu=cortex-a8 | FileCheck %s
; Overly aggressive LICM simply adds copies of constants
; rdar://9266679
define zeroext i1 @t(i32* nocapture %A, i32 %size, i32 %value) nounwind readonly ssp {
; CHECK-LABEL: t:
entry:
br label %for.cond
for.cond:
%0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ]
%cmp = icmp ult i32 %0, %size
br i1 %cmp, label %for.body, label %return
for.body:
; CHECK: %for.
; CHECK: mov{{.*}} r{{[0-9]+}}, #{{[01]}}
; CHECK: mov{{.*}} r{{[0-9]+}}, #{{[01]}}
; CHECK-NOT: mov r{{[0-9]+}}, #{{[01]}}
%arrayidx = getelementptr i32, i32* %A, i32 %0
%tmp4 = load i32, i32* %arrayidx, align 4
%cmp6 = icmp eq i32 %tmp4, %value
br i1 %cmp6, label %return, label %for.inc
for.inc:
%inc = add i32 %0, 1
br label %for.cond
return:
%retval.0 = phi i1 [ true, %for.body ], [ false, %for.cond ]
ret i1 %retval.0
}