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; RUN: llc < %s -mtriple=i386-apple-darwin -relocation-model=pic -disable-fp-elim | FileCheck %s
; MachineLICM should be able to hoist loop invariant reload out of the loop.
; rdar://7233099
%struct.FILE = type { i8*, i32, i32, i16, i16, %struct.__sbuf, i32, i8*, i32 (i8*)*, i32 (i8*, i8*, i32)*, i64 (i8*, i64, i32)*, i32 (i8*, i8*, i32)*, %struct.__sbuf, %struct.__sFILEX*, i32, [3 x i8], [1 x i8], %struct.__sbuf, i32, i64 }
%struct.__sFILEX = type opaque
%struct.__sbuf = type { i8*, i32 }
%struct.epoch_t = type { %struct.trans_t*, %struct.trans_t*, i32, i32, i32, i32, i32 }
%struct.trans_t = type { i32, i32, i32, i8* }
@.str12 = external constant [2 x i8], align 1 ; <[2 x i8]*> [#uses=1]
@.str19 = external constant [7 x i8], align 1 ; <[7 x i8]*> [#uses=1]
@.str24 = external constant [4 x i8], align 1 ; <[4 x i8]*> [#uses=1]
define i32 @main(i32 %c, i8** nocapture %v) nounwind ssp {
; CHECK: main:
entry:
br i1 undef, label %bb, label %bb3
bb: ; preds = %entry
unreachable
bb3: ; preds = %entry
br i1 undef, label %bb.i, label %bb.nph41
bb.i: ; preds = %bb3
unreachable
bb.nph41: ; preds = %bb3
%0 = call %struct.FILE* @"\01_fopen$UNIX2003"(i8* undef, i8* getelementptr inbounds ([2 x i8]* @.str12, i32 0, i32 0)) nounwind ; <%struct.FILE*> [#uses=3]
br i1 undef, label %bb4, label %bb5.preheader
bb5.preheader: ; preds = %bb.nph41
br label %bb5
bb4: ; preds = %bb.nph41
unreachable
bb5: ; preds = %bb5, %bb5.preheader
br i1 undef, label %bb7, label %bb5
bb7: ; preds = %bb5
br i1 undef, label %bb9, label %bb12
bb9: ; preds = %bb7
unreachable
bb12: ; preds = %bb7
br i1 undef, label %bb16, label %bb22
bb16: ; preds = %bb12
unreachable
bb22: ; preds = %bb12
br label %bb.i1
bb.i1: ; preds = %bb.i1, %bb22
%1 = icmp eq i8 undef, 69 ; <i1> [#uses=1]
br i1 %1, label %imix_test.exit, label %bb.i1
imix_test.exit: ; preds = %bb.i1
br i1 undef, label %bb23, label %bb26.preheader
bb26.preheader: ; preds = %imix_test.exit
br i1 undef, label %bb28, label %bb30
bb23: ; preds = %imix_test.exit
unreachable
; CHECK: %bb26.preheader.bb28_crit_edge
; CHECK: movl -16(%ebp),
; CHECK-NEXT: .align 4
; CHECK-NEXT: %bb28
bb28: ; preds = %bb28, %bb26.preheader
%counter.035 = phi i32 [ %3, %bb28 ], [ 0, %bb26.preheader ] ; <i32> [#uses=2]
%tmp56 = shl i32 %counter.035, 2 ; <i32> [#uses=0]
%2 = call i8* @fgets(i8* undef, i32 50, %struct.FILE* %0) nounwind ; <i8*> [#uses=0]
%3 = add nsw i32 %counter.035, 1 ; <i32> [#uses=1]
%4 = call i32 @feof(%struct.FILE* %0) nounwind ; <i32> [#uses=0]
br label %bb28
bb30: ; preds = %bb26.preheader
%5 = call i32 @strcmp(i8* undef, i8* getelementptr inbounds ([7 x i8]* @.str19, i32 0, i32 0)) nounwind readonly ; <i32> [#uses=0]
br i1 undef, label %bb34, label %bb70
bb32.loopexit: ; preds = %bb45
%6 = icmp eq i32 undef, 0 ; <i1> [#uses=1]
%indvar.next55 = add i32 %indvar54, 1 ; <i32> [#uses=1]
br i1 %6, label %bb34, label %bb70
bb34: ; preds = %bb32.loopexit, %bb30
%indvar54 = phi i32 [ %indvar.next55, %bb32.loopexit ], [ 0, %bb30 ] ; <i32> [#uses=3]
br i1 false, label %bb35, label %bb39.preheader
bb35: ; preds = %bb34
unreachable
bb39.preheader: ; preds = %bb34
%7 = getelementptr inbounds %struct.epoch_t* undef, i32 %indvar54, i32 3 ; <i32*> [#uses=1]
%8 = getelementptr inbounds %struct.epoch_t* undef, i32 %indvar54, i32 2 ; <i32*> [#uses=0]
br i1 false, label %bb42, label %bb45
bb42: ; preds = %bb39.preheader
unreachable
bb45: ; preds = %bb39.preheader
%9 = call i32 @strcmp(i8* undef, i8* getelementptr inbounds ([4 x i8]* @.str24, i32 0, i32 0)) nounwind readonly ; <i32> [#uses=0]
br i1 false, label %bb47, label %bb32.loopexit
bb47: ; preds = %bb45
%10 = load i32* %7, align 4 ; <i32> [#uses=0]
unreachable
bb70: ; preds = %bb32.loopexit, %bb30
br i1 undef, label %bb78, label %bb76
bb76: ; preds = %bb70
unreachable
bb78: ; preds = %bb70
br i1 undef, label %bb83, label %bb79
bb79: ; preds = %bb78
unreachable
bb83: ; preds = %bb78
call void @rewind(%struct.FILE* %0) nounwind
unreachable
}
declare %struct.FILE* @"\01_fopen$UNIX2003"(i8*, i8*)
declare i8* @fgets(i8*, i32, %struct.FILE* nocapture) nounwind
declare void @rewind(%struct.FILE* nocapture) nounwind
declare i32 @feof(%struct.FILE* nocapture) nounwind
declare i32 @strcmp(i8* nocapture, i8* nocapture) nounwind readonly
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