derek.holloway
7502bf64a4
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190 lines
9.0 KiB
LLVM
190 lines
9.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
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; RUN: opt -passes=newgvn -S %s | FileCheck %s
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; Ensure we do not incorrect do phi of ops
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source_filename = "/Users/dannyb/sources/llvm-clean/debug-build/pr33305.c"
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.12.0"
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@a = common global i32 0, align 4
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@b = local_unnamed_addr global ptr @a, align 8
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@e = local_unnamed_addr global i32 -1, align 4
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@g = local_unnamed_addr global i32 1, align 4
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@c = common local_unnamed_addr global i32 0, align 4
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@f = common local_unnamed_addr global i32 0, align 4
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@h = common local_unnamed_addr global i32 0, align 4
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@str = private unnamed_addr constant [5 x i8] c"fine\00"
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@str.2 = private unnamed_addr constant [8 x i8] c"Screwed\00"
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; Function Attrs: nounwind optsize ssp uwtable
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define i32 @main() local_unnamed_addr {
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; CHECK-LABEL: define i32 @main(
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; CHECK-SAME: ) local_unnamed_addr {
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; CHECK-NEXT: [[ENTRY:.*:]]
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; CHECK-NEXT: [[DOTPR_I:%.*]] = load i32, ptr @c, align 4, !tbaa [[INT_TBAA3:![0-9]+]]
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; CHECK-NEXT: [[CMP13_I:%.*]] = icmp slt i32 [[DOTPR_I]], 1
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; CHECK-NEXT: br i1 [[CMP13_I]], label %[[FOR_COND1_PREHEADER_LR_PH_I:.*]], label %[[ENTRY_FOR_END9_I_CRIT_EDGE:.*]]
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; CHECK: [[ENTRY_FOR_END9_I_CRIT_EDGE]]:
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; CHECK-NEXT: [[DOTPRE:%.*]] = load i32, ptr @h, align 4, !tbaa [[INT_TBAA3]]
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; CHECK-NEXT: br label %[[FOR_END9_I:.*]]
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; CHECK: [[FOR_COND1_PREHEADER_LR_PH_I]]:
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; CHECK-NEXT: [[G_PROMOTED14_I:%.*]] = load i32, ptr @g, align 4, !tbaa [[INT_TBAA3]]
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; CHECK-NEXT: br label %[[FOR_COND1_PREHEADER_I:.*]]
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; CHECK: [[FOR_COND1_PREHEADER_I]]:
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; CHECK-NEXT: [[INC816_I:%.*]] = phi i32 [ [[DOTPR_I]], %[[FOR_COND1_PREHEADER_LR_PH_I]] ], [ [[INC8_I:%.*]], %[[FOR_INC7_I:.*]] ]
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; CHECK-NEXT: [[TMP0:%.*]] = phi i32 [ [[G_PROMOTED14_I]], %[[FOR_COND1_PREHEADER_LR_PH_I]] ], [ 0, %[[FOR_INC7_I]] ]
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; CHECK-NEXT: br label %[[FOR_BODY3_I:.*]]
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; CHECK: [[FOR_BODY3_I]]:
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; CHECK-NEXT: [[TMP1:%.*]] = phi i1 [ false, %[[FOR_COND1_PREHEADER_I]] ], [ true, %[[LOR_END_I:.*]] ]
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; CHECK-NEXT: [[INC12_I:%.*]] = phi i32 [ 0, %[[FOR_COND1_PREHEADER_I]] ], [ [[INC_I:%.*]], %[[LOR_END_I]] ]
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; CHECK-NEXT: [[TMP2:%.*]] = phi i32 [ [[TMP0]], %[[FOR_COND1_PREHEADER_I]] ], [ 0, %[[LOR_END_I]] ]
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; CHECK-NEXT: [[TOBOOL_I:%.*]] = icmp ne i32 [[TMP2]], 0
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; CHECK-NEXT: [[OR_COND_I:%.*]] = and i1 [[TMP1]], [[TOBOOL_I]]
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; CHECK-NEXT: br i1 [[OR_COND_I]], label %[[LOR_END_I]], label %[[LOR_RHS_I:.*]]
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; CHECK: [[LOR_RHS_I]]:
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; CHECK-NEXT: [[LNOT_I:%.*]] = xor i1 [[TOBOOL_I]], true
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; CHECK-NEXT: [[LNOT_EXT_I:%.*]] = zext i1 [[LNOT_I]] to i32
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; CHECK-NEXT: [[TMP3:%.*]] = load i32, ptr @e, align 4, !tbaa [[INT_TBAA3]]
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; CHECK-NEXT: [[XOR_I:%.*]] = xor i32 [[TMP3]], [[LNOT_EXT_I]]
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; CHECK-NEXT: store i32 [[XOR_I]], ptr @e, align 4, !tbaa [[INT_TBAA3]]
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; CHECK-NEXT: br label %[[LOR_END_I]]
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; CHECK: [[LOR_END_I]]:
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; CHECK-NEXT: [[INC_I]] = add nuw nsw i32 [[INC12_I]], 1
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; CHECK-NEXT: [[EXITCOND_I:%.*]] = icmp eq i32 [[INC_I]], 2
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; CHECK-NEXT: br i1 [[EXITCOND_I]], label %[[FOR_INC7_I]], label %[[FOR_BODY3_I]]
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; CHECK: [[FOR_INC7_I]]:
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; CHECK-NEXT: [[INC8_I]] = add nsw i32 [[INC816_I]], 1
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; CHECK-NEXT: [[CMP_I:%.*]] = icmp slt i32 [[INC816_I]], 0
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; CHECK-NEXT: br i1 [[CMP_I]], label %[[FOR_COND1_PREHEADER_I]], label %[[FOR_COND_FOR_END9_CRIT_EDGE_I:.*]]
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; CHECK: [[FOR_COND_FOR_END9_CRIT_EDGE_I]]:
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; CHECK-NEXT: store i32 0, ptr @g, align 4, !tbaa [[INT_TBAA3]]
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; CHECK-NEXT: store i32 2, ptr @h, align 4, !tbaa [[INT_TBAA3]]
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; CHECK-NEXT: store i32 [[INC8_I]], ptr @c, align 4, !tbaa [[INT_TBAA3]]
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; CHECK-NEXT: br label %[[FOR_END9_I]]
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; CHECK: [[FOR_END9_I]]:
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; CHECK-NEXT: [[TMP4:%.*]] = phi i32 [ [[DOTPRE]], %[[ENTRY_FOR_END9_I_CRIT_EDGE]] ], [ 2, %[[FOR_COND_FOR_END9_CRIT_EDGE_I]] ]
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; CHECK-NEXT: [[TMP5:%.*]] = load ptr, ptr @b, align 8, !tbaa [[ANYPTR_TBAA7:![0-9]+]]
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; CHECK-NEXT: store i32 [[TMP4]], ptr [[TMP5]], align 4, !tbaa [[INT_TBAA3]]
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; CHECK-NEXT: [[TMP6:%.*]] = load i32, ptr @e, align 4, !tbaa [[INT_TBAA3]]
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; CHECK-NEXT: [[CMP10_I:%.*]] = icmp slt i32 [[TMP6]], -1
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; CHECK-NEXT: br i1 [[CMP10_I]], label %[[IF_THEN_I:.*]], label %[[FN1_EXIT:.*]]
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; CHECK: [[IF_THEN_I]]:
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; CHECK-NEXT: [[TMP7:%.*]] = load i32, ptr @f, align 4, !tbaa [[INT_TBAA3]]
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; CHECK-NEXT: store i32 [[TMP7]], ptr [[TMP5]], align 4, !tbaa [[INT_TBAA3]]
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; CHECK-NEXT: br label %[[FN1_EXIT]]
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; CHECK: [[FN1_EXIT]]:
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; CHECK-NEXT: [[TMP8:%.*]] = load i32, ptr @a, align 4, !tbaa [[INT_TBAA3]]
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; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[TMP8]], 0
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; CHECK-NEXT: br i1 [[TOBOOL]], label %[[IF_END:.*]], label %[[IF_THEN:.*]]
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; CHECK: [[IF_THEN]]:
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; CHECK-NEXT: [[PUTS2:%.*]] = tail call i32 @puts(ptr @str.2)
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; CHECK-NEXT: tail call void @abort()
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; CHECK-NEXT: unreachable
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; CHECK: [[IF_END]]:
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; CHECK-NEXT: [[PUTS:%.*]] = tail call i32 @puts(ptr @str)
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; CHECK-NEXT: ret i32 0
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;
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entry:
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%.pr.i = load i32, ptr @c, align 4, !tbaa !3
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%cmp13.i = icmp slt i32 %.pr.i, 1
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br i1 %cmp13.i, label %for.cond1.preheader.lr.ph.i, label %entry.for.end9.i_crit_edge
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entry.for.end9.i_crit_edge: ; preds = %entry
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%.pre = load i32, ptr @h, align 4, !tbaa !3
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br label %for.end9.i
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for.cond1.preheader.lr.ph.i: ; preds = %entry
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%g.promoted14.i = load i32, ptr @g, align 4, !tbaa !3
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br label %for.cond1.preheader.i
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for.cond1.preheader.i: ; preds = %for.inc7.i, %for.cond1.preheader.lr.ph.i
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%inc816.i = phi i32 [ %.pr.i, %for.cond1.preheader.lr.ph.i ], [ %inc8.i, %for.inc7.i ]
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%0 = phi i32 [ %g.promoted14.i, %for.cond1.preheader.lr.ph.i ], [ 0, %for.inc7.i ]
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br label %for.body3.i
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for.body3.i: ; preds = %lor.end.i, %for.cond1.preheader.i
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%1 = phi i1 [ false, %for.cond1.preheader.i ], [ true, %lor.end.i ]
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%inc12.i = phi i32 [ 0, %for.cond1.preheader.i ], [ %inc.i, %lor.end.i ]
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%2 = phi i32 [ %0, %for.cond1.preheader.i ], [ 0, %lor.end.i ]
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%tobool.i = icmp ne i32 %2, 0
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%or.cond.i = and i1 %1, %tobool.i
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br i1 %or.cond.i, label %lor.end.i, label %lor.rhs.i
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lor.rhs.i: ; preds = %for.body3.i
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%lnot.i = xor i1 %tobool.i, true
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%lnot.ext.i = zext i1 %lnot.i to i32
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%3 = load i32, ptr @e, align 4, !tbaa !3
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%xor.i = xor i32 %3, %lnot.ext.i
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store i32 %xor.i, ptr @e, align 4, !tbaa !3
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br label %lor.end.i
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lor.end.i: ; preds = %lor.rhs.i, %for.body3.i
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%inc.i = add nuw nsw i32 %inc12.i, 1
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%exitcond.i = icmp eq i32 %inc.i, 2
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br i1 %exitcond.i, label %for.inc7.i, label %for.body3.i
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for.inc7.i: ; preds = %lor.end.i
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%inc8.i = add nsw i32 %inc816.i, 1
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%cmp.i = icmp slt i32 %inc816.i, 0
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br i1 %cmp.i, label %for.cond1.preheader.i, label %for.cond.for.end9_crit_edge.i
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for.cond.for.end9_crit_edge.i: ; preds = %for.inc7.i
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store i32 0, ptr @g, align 4, !tbaa !3
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store i32 2, ptr @h, align 4, !tbaa !3
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store i32 %inc8.i, ptr @c, align 4, !tbaa !3
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br label %for.end9.i
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for.end9.i: ; preds = %entry.for.end9.i_crit_edge, %for.cond.for.end9_crit_edge.i
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%4 = phi i32 [ %.pre, %entry.for.end9.i_crit_edge ], [ 2, %for.cond.for.end9_crit_edge.i ]
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%5 = load ptr, ptr @b, align 8, !tbaa !7
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store i32 %4, ptr %5, align 4, !tbaa !3
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%6 = load i32, ptr @e, align 4, !tbaa !3
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%cmp10.i = icmp slt i32 %6, -1
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br i1 %cmp10.i, label %if.then.i, label %fn1.exit
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if.then.i: ; preds = %for.end9.i
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%7 = load i32, ptr @f, align 4, !tbaa !3
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store i32 %7, ptr %5, align 4, !tbaa !3
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br label %fn1.exit
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fn1.exit: ; preds = %if.then.i, %for.end9.i
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%8 = load i32, ptr @a, align 4, !tbaa !3
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%tobool = icmp eq i32 %8, 0
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br i1 %tobool, label %if.end, label %if.then
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if.then: ; preds = %fn1.exit
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%puts2 = tail call i32 @puts(ptr @str.2)
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tail call void @abort()
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unreachable
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if.end: ; preds = %fn1.exit
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%puts = tail call i32 @puts(ptr @str)
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ret i32 0
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}
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; Function Attrs: noreturn nounwind optsize
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declare void @abort() local_unnamed_addr
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; Function Attrs: nounwind
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declare i32 @puts(ptr nocapture readonly) local_unnamed_addr
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!llvm.module.flags = !{!0, !1}
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!llvm.ident = !{!2}
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!0 = !{i32 1, !"wchar_size", i32 4}
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!1 = !{i32 7, !"PIC Level", i32 2}
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!2 = !{!"clang version 5.0.0"}
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!3 = !{!4, !4, i64 0}
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!4 = !{!"int", !5, i64 0}
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!5 = !{!"omnipotent char", !6, i64 0}
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!6 = !{!"Simple C/C++ TBAA"}
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!7 = !{!8, !8, i64 0}
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!8 = !{!"any pointer", !5, i64 0}
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;.
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; CHECK: [[INT_TBAA3]] = !{[[META4:![0-9]+]], [[META4]], i64 0}
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; CHECK: [[META4]] = !{!"int", [[META5:![0-9]+]], i64 0}
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; CHECK: [[META5]] = !{!"omnipotent char", [[META6:![0-9]+]], i64 0}
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; CHECK: [[META6]] = !{!"Simple C/C++ TBAA"}
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; CHECK: [[ANYPTR_TBAA7]] = !{[[META8:![0-9]+]], [[META8]], i64 0}
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; CHECK: [[META8]] = !{!"any pointer", [[META5]], i64 0}
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;.
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