76 lines
3.9 KiB
LLVM
76 lines
3.9 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -mergeicmps -verify-dom-info -S | FileCheck %s
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target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
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target triple = "i386-pc-windows-msvc19.11.0"
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%class.a = type { i32, i32, i32, i32, i32 }
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; Function Attrs: nounwind optsize
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define dso_local zeroext i1 @pr41917(%class.a* byval(%class.a) nocapture readonly align 4 %g, %class.a* byval(%class.a) nocapture readonly align 4 %p2) local_unnamed_addr #0 {
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; CHECK-LABEL: @pr41917(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[CALL:%.*]] = tail call zeroext i1 @f2() #3
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; CHECK-NEXT: br i1 [[CALL]], label [[LAND_RHS:%.*]], label %"land.end+land.rhs3"
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; CHECK: land.rhs:
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; CHECK-NEXT: [[CALL1:%.*]] = tail call zeroext i1 @f2() #3
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; CHECK-NEXT: br label %"land.end+land.rhs3"
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; CHECK: "land.end+land.rhs3":
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; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds [[CLASS_A:%.*]], %class.a* [[G:%.*]], i32 0, i32 1
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; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds [[CLASS_A]], %class.a* [[P2:%.*]], i32 0, i32 1
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; CHECK-NEXT: [[CSTR:%.*]] = bitcast i32* [[TMP0]] to i8*
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; CHECK-NEXT: [[CSTR1:%.*]] = bitcast i32* [[TMP1]] to i8*
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; CHECK-NEXT: [[MEMCMP:%.*]] = call i32 @memcmp(i8* [[CSTR]], i8* [[CSTR1]], i32 8)
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; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[MEMCMP]], 0
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; CHECK-NEXT: br label [[LAND_END6:%.*]]
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; CHECK: land.end6:
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; CHECK-NEXT: ret i1 [[TMP2]]
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;
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entry:
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%call = tail call zeroext i1 @f2() #2
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br i1 %call, label %land.rhs, label %land.end
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land.rhs: ; preds = %entry
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%call1 = tail call zeroext i1 @f2() #2
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br label %land.end
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land.end: ; preds = %land.rhs, %entry
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%c = getelementptr inbounds %class.a, %class.a* %g, i32 0, i32 1
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%0 = load i32, i32* %c, align 4, !tbaa !3
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%c2 = getelementptr inbounds %class.a, %class.a* %p2, i32 0, i32 1
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%1 = load i32, i32* %c2, align 4, !tbaa !3
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%cmp = icmp eq i32 %0, %1
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br i1 %cmp, label %land.rhs3, label %land.end6
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land.rhs3: ; preds = %land.end
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%h = getelementptr inbounds %class.a, %class.a* %g, i32 0, i32 2
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%2 = load i32, i32* %h, align 4, !tbaa !8
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%h4 = getelementptr inbounds %class.a, %class.a* %p2, i32 0, i32 2
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%3 = load i32, i32* %h4, align 4, !tbaa !8
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%cmp5 = icmp eq i32 %2, %3
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br label %land.end6
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land.end6: ; preds = %land.rhs3, %land.end
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%4 = phi i1 [ false, %land.end ], [ %cmp5, %land.rhs3 ]
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ret i1 %4
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}
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declare dso_local zeroext i1 @f2() local_unnamed_addr #1
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attributes #0 = { nounwind optsize "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "frame-pointer"="none" "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-features"="+cx8,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { optsize "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "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-features"="+cx8,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #2 = { nounwind optsize }
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!llvm.module.flags = !{!0, !1}
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!llvm.ident = !{!2}
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!0 = !{i32 1, !"NumRegisterParameters", i32 0}
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!1 = !{i32 1, !"wchar_size", i32 2}
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!2 = !{!"clang version 9.0.0 (https://github.com/llvm/llvm-project.git 1a8630ac2839d0e73fd3b15dc38501e4c6525a7e)"}
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!3 = !{!4, !5, i64 4}
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!4 = !{!"?AVa@@", !5, i64 0, !5, i64 4, !5, i64 8, !5, i64 12, !5, i64 16}
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!5 = !{!"int", !6, i64 0}
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!6 = !{!"omnipotent char", !7, i64 0}
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!7 = !{!"Simple C++ TBAA"}
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!8 = !{!4, !5, i64 8}
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