; LLVM IR from nickmqb/muon :: bootstrap/mu.ll_TypeChecker (recordTag__)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%struct.tag_____NodeInfo__ = type { %struct.tag_____Tag__, %struct.Node__ }
%struct.tag_____Tag__ = type { ptr, ptr }
%struct.Node__ = type { i32, ptr }
%struct.tag_____TypeCheckerContext__ = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, i32, i32, ptr, i32, i8 }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

; Function Attrs: nounwind uwtable
declare dso_local void @Map__add__Node__NodeInfo____(ptr noundef, i32, ptr, ptr noundef byval(%struct.tag_____NodeInfo__) align 8) #3

; Function Attrs: nounwind uwtable
define dso_local void @TypeChecker__recordTag__(ptr noundef %0, i32 %1, ptr %2, ptr %3, ptr %4) #3 {
  %6 = alloca %struct.Node__, align 8
  %7 = alloca %struct.tag_____Tag__, align 8
  %8 = alloca ptr, align 8
  %9 = alloca %struct.tag_____NodeInfo__, align 8
  %10 = getelementptr inbounds { i32, ptr }, ptr %6, i32 0, i32 0
  store i32 %1, ptr %10, align 8
  %11 = getelementptr inbounds { i32, ptr }, ptr %6, i32 0, i32 1
  store ptr %2, ptr %11, align 8
  %12 = getelementptr inbounds { ptr, ptr }, ptr %7, i32 0, i32 0
  store ptr %3, ptr %12, align 8
  %13 = getelementptr inbounds { ptr, ptr }, ptr %7, i32 0, i32 1
  store ptr %4, ptr %13, align 8
  store ptr %0, ptr %8, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.tag_____Tag__, ptr %7, i32 0, i32 0
  %15 = load ptr, ptr %14, align 8, !tbaa !9
  %16 = icmp eq ptr %15, null
  br i1 %16, label %17, label %18

17:                                               ; preds = %5
  br label %27

18:                                               ; preds = %5
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #4
  call void @llvm.memset.p0.i64(ptr align 8 %9, i8 0, i64 32, i1 false)
  %19 = getelementptr inbounds %struct.tag_____NodeInfo__, ptr %9, i32 0, i32 0
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %19, ptr align 8 %7, i64 16, i1 false), !tbaa.struct !11
  %20 = load ptr, ptr %8, align 8, !tbaa !5
  %21 = getelementptr inbounds %struct.tag_____TypeCheckerContext__, ptr %20, i32 0, i32 9
  %22 = load ptr, ptr %21, align 8, !tbaa !12
  %23 = getelementptr inbounds { i32, ptr }, ptr %6, i32 0, i32 0
  %24 = load i32, ptr %23, align 8
  %25 = getelementptr inbounds { i32, ptr }, ptr %6, i32 0, i32 1
  %26 = load ptr, ptr %25, align 8
  call void @Map__add__Node__NodeInfo____(ptr noundef %22, i32 %24, ptr %26, ptr noundef byval(%struct.tag_____NodeInfo__) align 8 %9)
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #4
  br label %27

27:                                               ; preds = %18, %17
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"tag_____Tag__", !6, i64 0, !6, i64 8}
!11 = !{i64 0, i64 8, !5, i64 8, i64 8, !5}
!12 = !{!13, !6, i64 72}
!13 = !{!"tag_____TypeCheckerContext__", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64, !6, i64 72, !6, i64 80, !6, i64 88, !6, i64 96, !6, i64 104, !6, i64 112, !14, i64 120, !14, i64 124, !6, i64 128, !14, i64 136, !7, i64 140}
!14 = !{!"int", !7, i64 0}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%struct.tag_____NodeInfo__ = type { %struct.tag_____Tag__, %struct.Node__ }
%struct.tag_____Tag__ = type { ptr, ptr }
%struct.Node__ = type { i32, ptr }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

; Function Attrs: nounwind uwtable
declare dso_local void @Map__add__Node__NodeInfo____(ptr noundef, i32, ptr, ptr noundef byval(%struct.tag_____NodeInfo__) align 8) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local void @TypeChecker__recordTag__(ptr nocapture noundef readonly %0, i32 %1, ptr %2, ptr %3, ptr %4) local_unnamed_addr #2 {
  %6 = alloca %struct.tag_____NodeInfo__, align 8
  %7 = icmp eq ptr %3, null
  br i1 %7, label %12, label %8

8:                                                ; preds = %5
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %6) #3
  %9 = getelementptr inbounds i8, ptr %6, i64 16
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %9, i8 0, i64 16, i1 false)
  store ptr %3, ptr %6, align 8, !tbaa !5
  %.sroa.3.0..sroa_idx = getelementptr inbounds i8, ptr %6, i64 8
  store ptr %4, ptr %.sroa.3.0..sroa_idx, align 8, !tbaa !5
  %10 = getelementptr inbounds i8, ptr %0, i64 72
  %11 = load ptr, ptr %10, align 8, !tbaa !9
  tail call void @Map__add__Node__NodeInfo____(ptr noundef %11, i32 %1, ptr %2, ptr noundef nonnull byval(%struct.tag_____NodeInfo__) align 8 %6)
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #3
  br label %12

12:                                               ; preds = %5, %8
  ret void
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #2 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !6, i64 72}
!10 = !{!"tag_____TypeCheckerContext__", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64, !6, i64 72, !6, i64 80, !6, i64 88, !6, i64 96, !6, i64 104, !6, i64 112, !11, i64 120, !11, i64 124, !6, i64 128, !11, i64 136, !7, i64 140}
!11 = !{!"int", !7, i64 0}


; Effective O3 passes: DSEPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass