; LLVM IR from kala13x/libxutils :: src/data (hash)

; 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"

; Function Attrs: nounwind uwtable
declare dso_local ptr @XHash_NewPair(ptr noundef, i64 noundef, i32 noundef) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @XHash_InsertPair(ptr noundef, ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @XHash_Insert(ptr noundef %0, ptr noundef %1, i64 noundef %2, i32 noundef %3) #0 {
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !5
  store i64 %2, ptr %8, align 8, !tbaa !9
  store i32 %3, ptr %9, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #3
  %13 = load ptr, ptr %7, align 8, !tbaa !5
  %14 = load i64, ptr %8, align 8, !tbaa !9
  %15 = load i32, ptr %9, align 4, !tbaa !11
  %16 = call ptr @XHash_NewPair(ptr noundef %13, i64 noundef %14, i32 noundef %15)
  store ptr %16, ptr %10, align 8, !tbaa !5
  %17 = load ptr, ptr %10, align 8, !tbaa !5
  %18 = icmp eq ptr %17, null
  br i1 %18, label %19, label %20

19:                                               ; preds = %4
  store i32 -1, ptr %5, align 4
  store i32 1, ptr %11, align 4
  br label %30

20:                                               ; preds = %4
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  %21 = load ptr, ptr %6, align 8, !tbaa !5
  %22 = load ptr, ptr %10, align 8, !tbaa !5
  %23 = call i32 @XHash_InsertPair(ptr noundef %21, ptr noundef %22)
  store i32 %23, ptr %12, align 4, !tbaa !11
  %24 = load i32, ptr %12, align 4, !tbaa !11
  %25 = icmp slt i32 %24, 0
  br i1 %25, label %26, label %28

26:                                               ; preds = %20
  %27 = load ptr, ptr %10, align 8, !tbaa !5
  call void @free(ptr noundef %27) #3
  br label %28

28:                                               ; preds = %26, %20
  %29 = load i32, ptr %12, align 4, !tbaa !11
  store i32 %29, ptr %5, align 4
  store i32 1, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  br label %30

30:                                               ; preds = %28, %19
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #3
  %31 = load i32, ptr %5, align 4
  ret i32 %31
}

; Function Attrs: nounwind
declare void @free(ptr noundef) #2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nounwind "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, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"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"

; Function Attrs: nounwind uwtable
declare dso_local ptr @XHash_NewPair(ptr noundef, i64 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local i32 @XHash_InsertPair(ptr noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local i32 @XHash_Insert(ptr noundef %0, ptr noundef %1, i64 noundef %2, i32 noundef %3) local_unnamed_addr #0 {
  %5 = tail call ptr @XHash_NewPair(ptr noundef %1, i64 noundef %2, i32 noundef %3)
  %6 = icmp eq ptr %5, null
  br i1 %6, label %11, label %7

7:                                                ; preds = %4
  %8 = tail call i32 @XHash_InsertPair(ptr noundef %0, ptr noundef nonnull %5)
  %9 = icmp slt i32 %8, 0
  br i1 %9, label %10, label %11

10:                                               ; preds = %7
  tail call void @free(ptr noundef nonnull %5) #2
  br label %11

11:                                               ; preds = %7, %10, %4
  %.0 = phi i32 [ -1, %4 ], [ %8, %10 ], [ %8, %7 ]
  ret i32 %.0
}

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #1

attributes #0 = { 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 #1 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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 #2 = { 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)"}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,SimplifyCFGPass,TailCallElimPass