| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -mergeicmps -verify-dom-info -S | FileCheck %s |
| |
| target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32" |
| target triple = "i386-pc-windows-msvc19.11.0" |
| |
| %class.a = type { i32, i32, i32, i32, i32 } |
| |
| ; Function Attrs: nounwind optsize |
| define dso_local zeroext i1 @pr41917(%class.a* byval nocapture readonly align 4 %g, %class.a* byval nocapture readonly align 4 %p2) local_unnamed_addr #0 { |
| ; CHECK-LABEL: @pr41917( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[CALL:%.*]] = tail call zeroext i1 @f2() #3 |
| ; CHECK-NEXT: br i1 [[CALL]], label [[LAND_RHS:%.*]], label %"land.end+land.rhs3" |
| ; CHECK: land.rhs: |
| ; CHECK-NEXT: [[CALL1:%.*]] = tail call zeroext i1 @f2() #3 |
| ; CHECK-NEXT: br label %"land.end+land.rhs3" |
| ; CHECK: "land.end+land.rhs3": |
| ; CHECK-NEXT: [[TMP0:%.*]] = getelementptr inbounds [[CLASS_A:%.*]], %class.a* [[G:%.*]], i32 0, i32 1 |
| ; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds [[CLASS_A]], %class.a* [[P2:%.*]], i32 0, i32 1 |
| ; CHECK-NEXT: [[CSTR:%.*]] = bitcast i32* [[TMP0]] to i8* |
| ; CHECK-NEXT: [[CSTR1:%.*]] = bitcast i32* [[TMP1]] to i8* |
| ; CHECK-NEXT: [[MEMCMP:%.*]] = call i32 @memcmp(i8* [[CSTR]], i8* [[CSTR1]], i32 8) |
| ; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[MEMCMP]], 0 |
| ; CHECK-NEXT: br label [[LAND_END6:%.*]] |
| ; CHECK: land.end6: |
| ; CHECK-NEXT: ret i1 [[TMP2]] |
| ; |
| entry: |
| %call = tail call zeroext i1 @f2() #2 |
| br i1 %call, label %land.rhs, label %land.end |
| |
| land.rhs: ; preds = %entry |
| %call1 = tail call zeroext i1 @f2() #2 |
| br label %land.end |
| |
| land.end: ; preds = %land.rhs, %entry |
| %c = getelementptr inbounds %class.a, %class.a* %g, i32 0, i32 1 |
| %0 = load i32, i32* %c, align 4, !tbaa !3 |
| %c2 = getelementptr inbounds %class.a, %class.a* %p2, i32 0, i32 1 |
| %1 = load i32, i32* %c2, align 4, !tbaa !3 |
| %cmp = icmp eq i32 %0, %1 |
| br i1 %cmp, label %land.rhs3, label %land.end6 |
| |
| land.rhs3: ; preds = %land.end |
| %h = getelementptr inbounds %class.a, %class.a* %g, i32 0, i32 2 |
| %2 = load i32, i32* %h, align 4, !tbaa !8 |
| %h4 = getelementptr inbounds %class.a, %class.a* %p2, i32 0, i32 2 |
| %3 = load i32, i32* %h4, align 4, !tbaa !8 |
| %cmp5 = icmp eq i32 %2, %3 |
| br label %land.end6 |
| |
| land.end6: ; preds = %land.rhs3, %land.end |
| %4 = phi i1 [ false, %land.end ], [ %cmp5, %land.rhs3 ] |
| ret i1 %4 |
| } |
| |
| declare dso_local zeroext i1 @f2() local_unnamed_addr #1 |
| |
| attributes #0 = { nounwind optsize "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-frame-pointer-elim"="false" "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" } |
| attributes #1 = { optsize "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "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" } |
| attributes #2 = { nounwind optsize } |
| |
| !llvm.module.flags = !{!0, !1} |
| !llvm.ident = !{!2} |
| |
| !0 = !{i32 1, !"NumRegisterParameters", i32 0} |
| !1 = !{i32 1, !"wchar_size", i32 2} |
| !2 = !{!"clang version 9.0.0 (https://github.com/llvm/llvm-project.git 1a8630ac2839d0e73fd3b15dc38501e4c6525a7e)"} |
| !3 = !{!4, !5, i64 4} |
| !4 = !{!"?AVa@@", !5, i64 0, !5, i64 4, !5, i64 8, !5, i64 12, !5, i64 16} |
| !5 = !{!"int", !6, i64 0} |
| !6 = !{!"omnipotent char", !7, i64 0} |
| !7 = !{!"Simple C++ TBAA"} |
| !8 = !{!4, !5, i64 8} |