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|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=newgvn -S %s | FileCheck %s
; Ensure we do not incorrect do phi of ops
source_filename = "/Users/dannyb/sources/llvm-clean/debug-build/pr33305.c"
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.12.0"
@a = common global i32 0, align 4
@b = local_unnamed_addr global i32* @a, align 8
@e = local_unnamed_addr global i32 -1, align 4
@g = local_unnamed_addr global i32 1, align 4
@c = common local_unnamed_addr global i32 0, align 4
@f = common local_unnamed_addr global i32 0, align 4
@h = common local_unnamed_addr global i32 0, align 4
@str = private unnamed_addr constant [5 x i8] c"fine\00"
@str.2 = private unnamed_addr constant [8 x i8] c"Screwed\00"
; Function Attrs: nounwind optsize ssp uwtable
define i32 @main() local_unnamed_addr #0 {
; CHECK-LABEL: @main(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[DOTPR_I:%.*]] = load i32, i32* @c, align 4, !tbaa !3
; CHECK-NEXT: [[CMP13_I:%.*]] = icmp slt i32 [[DOTPR_I]], 1
; CHECK-NEXT: br i1 [[CMP13_I]], label [[FOR_COND1_PREHEADER_LR_PH_I:%.*]], label [[ENTRY_FOR_END9_I_CRIT_EDGE:%.*]]
; CHECK: entry.for.end9.i_crit_edge:
; CHECK-NEXT: [[DOTPRE:%.*]] = load i32, i32* @h, align 4, !tbaa !3
; CHECK-NEXT: br label [[FOR_END9_I:%.*]]
; CHECK: for.cond1.preheader.lr.ph.i:
; CHECK-NEXT: [[G_PROMOTED14_I:%.*]] = load i32, i32* @g, align 4, !tbaa !3
; CHECK-NEXT: br label [[FOR_COND1_PREHEADER_I:%.*]]
; CHECK: for.cond1.preheader.i:
; CHECK-NEXT: [[INC816_I:%.*]] = phi i32 [ [[DOTPR_I]], [[FOR_COND1_PREHEADER_LR_PH_I]] ], [ [[INC8_I:%.*]], [[FOR_INC7_I:%.*]] ]
; CHECK-NEXT: [[TMP0:%.*]] = phi i32 [ [[G_PROMOTED14_I]], [[FOR_COND1_PREHEADER_LR_PH_I]] ], [ 0, [[FOR_INC7_I]] ]
; CHECK-NEXT: br label [[FOR_BODY3_I:%.*]]
; CHECK: for.body3.i:
; CHECK-NEXT: [[TMP1:%.*]] = phi i1 [ false, [[FOR_COND1_PREHEADER_I]] ], [ true, [[LOR_END_I:%.*]] ]
; CHECK-NEXT: [[INC12_I:%.*]] = phi i32 [ 0, [[FOR_COND1_PREHEADER_I]] ], [ [[INC_I:%.*]], [[LOR_END_I]] ]
; CHECK-NEXT: [[TMP2:%.*]] = phi i32 [ [[TMP0]], [[FOR_COND1_PREHEADER_I]] ], [ 0, [[LOR_END_I]] ]
; CHECK-NEXT: [[TOBOOL_I:%.*]] = icmp ne i32 [[TMP2]], 0
; CHECK-NEXT: [[OR_COND_I:%.*]] = and i1 [[TMP1]], [[TOBOOL_I]]
; CHECK-NEXT: br i1 [[OR_COND_I]], label [[LOR_END_I]], label [[LOR_RHS_I:%.*]]
; CHECK: lor.rhs.i:
; CHECK-NEXT: [[LNOT_I:%.*]] = xor i1 [[TOBOOL_I]], true
; CHECK-NEXT: [[LNOT_EXT_I:%.*]] = zext i1 [[LNOT_I]] to i32
; CHECK-NEXT: [[TMP3:%.*]] = load i32, i32* @e, align 4, !tbaa !3
; CHECK-NEXT: [[XOR_I:%.*]] = xor i32 [[TMP3]], [[LNOT_EXT_I]]
; CHECK-NEXT: store i32 [[XOR_I]], i32* @e, align 4, !tbaa !3
; CHECK-NEXT: br label [[LOR_END_I]]
; CHECK: lor.end.i:
; CHECK-NEXT: [[INC_I]] = add nuw nsw i32 [[INC12_I]], 1
; CHECK-NEXT: [[EXITCOND_I:%.*]] = icmp eq i32 [[INC_I]], 2
; CHECK-NEXT: br i1 [[EXITCOND_I]], label [[FOR_INC7_I]], label [[FOR_BODY3_I]]
; CHECK: for.inc7.i:
; CHECK-NEXT: [[INC8_I]] = add nsw i32 [[INC816_I]], 1
; CHECK-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[INC816_I]], 0
; CHECK-NEXT: br i1 [[CMP_I]], label [[FOR_COND1_PREHEADER_I]], label [[FOR_COND_FOR_END9_CRIT_EDGE_I:%.*]]
; CHECK: for.cond.for.end9_crit_edge.i:
; CHECK-NEXT: store i32 0, i32* @g, align 4, !tbaa !3
; CHECK-NEXT: store i32 2, i32* @h, align 4, !tbaa !3
; CHECK-NEXT: store i32 [[INC8_I]], i32* @c, align 4, !tbaa !3
; CHECK-NEXT: br label [[FOR_END9_I]]
; CHECK: for.end9.i:
; CHECK-NEXT: [[TMP4:%.*]] = phi i32 [ [[DOTPRE]], [[ENTRY_FOR_END9_I_CRIT_EDGE]] ], [ 2, [[FOR_COND_FOR_END9_CRIT_EDGE_I]] ]
; CHECK-NEXT: [[TMP5:%.*]] = load i32*, i32** @b, align 8, !tbaa !7
; CHECK-NEXT: store i32 [[TMP4]], i32* [[TMP5]], align 4, !tbaa !3
; CHECK-NEXT: [[TMP6:%.*]] = load i32, i32* @e, align 4, !tbaa !3
; CHECK-NEXT: [[CMP10_I:%.*]] = icmp slt i32 [[TMP6]], -1
; CHECK-NEXT: br i1 [[CMP10_I]], label [[IF_THEN_I:%.*]], label [[FN1_EXIT:%.*]]
; CHECK: if.then.i:
; CHECK-NEXT: [[TMP7:%.*]] = load i32, i32* @f, align 4, !tbaa !3
; CHECK-NEXT: store i32 [[TMP7]], i32* [[TMP5]], align 4, !tbaa !3
; CHECK-NEXT: br label [[FN1_EXIT]]
; CHECK: fn1.exit:
; CHECK-NEXT: [[TMP8:%.*]] = load i32, i32* @a, align 4, !tbaa !3
; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP8]], 0
; CHECK-NEXT: br i1 [[TOBOOL]], label [[IF_END:%.*]], label [[IF_THEN:%.*]]
; CHECK: if.then:
; CHECK-NEXT: [[PUTS2:%.*]] = tail call i32 @puts(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @str.2, i64 0, i64 0))
; CHECK-NEXT: tail call void @abort()
; CHECK-NEXT: unreachable
; CHECK: if.end:
; CHECK-NEXT: [[PUTS:%.*]] = tail call i32 @puts(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @str, i64 0, i64 0))
; CHECK-NEXT: ret i32 0
;
entry:
%.pr.i = load i32, i32* @c, align 4, !tbaa !3
%cmp13.i = icmp slt i32 %.pr.i, 1
br i1 %cmp13.i, label %for.cond1.preheader.lr.ph.i, label %entry.for.end9.i_crit_edge
entry.for.end9.i_crit_edge: ; preds = %entry
%.pre = load i32, i32* @h, align 4, !tbaa !3
br label %for.end9.i
for.cond1.preheader.lr.ph.i: ; preds = %entry
%g.promoted14.i = load i32, i32* @g, align 4, !tbaa !3
br label %for.cond1.preheader.i
for.cond1.preheader.i: ; preds = %for.inc7.i, %for.cond1.preheader.lr.ph.i
%inc816.i = phi i32 [ %.pr.i, %for.cond1.preheader.lr.ph.i ], [ %inc8.i, %for.inc7.i ]
%0 = phi i32 [ %g.promoted14.i, %for.cond1.preheader.lr.ph.i ], [ 0, %for.inc7.i ]
br label %for.body3.i
for.body3.i: ; preds = %lor.end.i, %for.cond1.preheader.i
%1 = phi i1 [ false, %for.cond1.preheader.i ], [ true, %lor.end.i ]
%inc12.i = phi i32 [ 0, %for.cond1.preheader.i ], [ %inc.i, %lor.end.i ]
%2 = phi i32 [ %0, %for.cond1.preheader.i ], [ 0, %lor.end.i ]
%tobool.i = icmp ne i32 %2, 0
%or.cond.i = and i1 %1, %tobool.i
br i1 %or.cond.i, label %lor.end.i, label %lor.rhs.i
lor.rhs.i: ; preds = %for.body3.i
%lnot.i = xor i1 %tobool.i, true
%lnot.ext.i = zext i1 %lnot.i to i32
%3 = load i32, i32* @e, align 4, !tbaa !3
%xor.i = xor i32 %3, %lnot.ext.i
store i32 %xor.i, i32* @e, align 4, !tbaa !3
br label %lor.end.i
lor.end.i: ; preds = %lor.rhs.i, %for.body3.i
%inc.i = add nuw nsw i32 %inc12.i, 1
%exitcond.i = icmp eq i32 %inc.i, 2
br i1 %exitcond.i, label %for.inc7.i, label %for.body3.i
for.inc7.i: ; preds = %lor.end.i
%inc8.i = add nsw i32 %inc816.i, 1
%cmp.i = icmp slt i32 %inc816.i, 0
br i1 %cmp.i, label %for.cond1.preheader.i, label %for.cond.for.end9_crit_edge.i
for.cond.for.end9_crit_edge.i: ; preds = %for.inc7.i
store i32 0, i32* @g, align 4, !tbaa !3
store i32 2, i32* @h, align 4, !tbaa !3
store i32 %inc8.i, i32* @c, align 4, !tbaa !3
br label %for.end9.i
for.end9.i: ; preds = %entry.for.end9.i_crit_edge, %for.cond.for.end9_crit_edge.i
%4 = phi i32 [ %.pre, %entry.for.end9.i_crit_edge ], [ 2, %for.cond.for.end9_crit_edge.i ]
%5 = load i32*, i32** @b, align 8, !tbaa !7
store i32 %4, i32* %5, align 4, !tbaa !3
%6 = load i32, i32* @e, align 4, !tbaa !3
%cmp10.i = icmp slt i32 %6, -1
br i1 %cmp10.i, label %if.then.i, label %fn1.exit
if.then.i: ; preds = %for.end9.i
%7 = load i32, i32* @f, align 4, !tbaa !3
store i32 %7, i32* %5, align 4, !tbaa !3
br label %fn1.exit
fn1.exit: ; preds = %if.then.i, %for.end9.i
%8 = load i32, i32* @a, align 4, !tbaa !3
%tobool = icmp eq i32 %8, 0
br i1 %tobool, label %if.end, label %if.then
if.then: ; preds = %fn1.exit
%puts2 = tail call i32 @puts(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @str.2, i64 0, i64 0))
tail call void @abort() #3
unreachable
if.end: ; preds = %fn1.exit
%puts = tail call i32 @puts(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @str, i64 0, i64 0))
ret i32 0
}
; Function Attrs: noreturn nounwind optsize
declare void @abort() local_unnamed_addr #1
; Function Attrs: nounwind
declare i32 @puts(i8* nocapture readonly) local_unnamed_addr #2
attributes #0 = { nounwind optsize ssp uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="penryn" "target-features"="+cx16,+fxsr,+mmx,+sse,+sse2,+sse3,+sse4.1,+ssse3,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #1 = { noreturn nounwind optsize "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="penryn" "target-features"="+cx16,+fxsr,+mmx,+sse,+sse2,+sse3,+sse4.1,+ssse3,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #2 = { nounwind }
attributes #3 = { noreturn nounwind optsize }
!llvm.module.flags = !{!0, !1}
!llvm.ident = !{!2}
!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 7, !"PIC Level", i32 2}
!2 = !{!"clang version 5.0.0"}
!3 = !{!4, !4, i64 0}
!4 = !{!"int", !5, i64 0}
!5 = !{!"omnipotent char", !6, i64 0}
!6 = !{!"Simple C/C++ TBAA"}
!7 = !{!8, !8, i64 0}
!8 = !{!"any pointer", !5, i64 0}
|
