; LLVM IR from KishanBGajera/2024-366-Days-Of-DSA :: Data Structures/Non-Linear/Heap/Min Heap/C (main)

; 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"

@.str.5 = external hidden unnamed_addr constant [9 x i8], align 1
@__const.main.arr = external hidden unnamed_addr constant [8 x i32], align 16

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

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

declare i32 @printf(ptr noundef, ...) #2

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

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

; Function Attrs: nounwind uwtable
declare dso_local void @printMinHeap(ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  %4 = alloca [8 x i32], align 16
  %5 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #4
  %6 = call ptr @createMinHeap(i32 noundef 10)
  store ptr %6, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  store i32 10, ptr %3, align 4, !tbaa !9
  br label %7

7:                                                ; preds = %14, %0
  %8 = load i32, ptr %3, align 4, !tbaa !9
  %9 = icmp sgt i32 %8, 0
  br i1 %9, label %11, label %10

10:                                               ; preds = %7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  br label %17

11:                                               ; preds = %7
  %12 = load ptr, ptr %2, align 8, !tbaa !5
  %13 = load i32, ptr %3, align 4, !tbaa !9
  call void @insert(ptr noundef %12, i32 noundef %13)
  br label %14

14:                                               ; preds = %11
  %15 = load i32, ptr %3, align 4, !tbaa !9
  %16 = add nsw i32 %15, -1
  store i32 %16, ptr %3, align 4, !tbaa !9
  br label %7, !llvm.loop !11

17:                                               ; preds = %10
  %18 = load ptr, ptr %2, align 8, !tbaa !5
  call void @printMinHeap(ptr noundef %18)
  %19 = load ptr, ptr %2, align 8, !tbaa !5
  %20 = call i32 @getMin(ptr noundef %19)
  %21 = call i32 (ptr, ...) @printf(ptr noundef @.str.5, i32 noundef %20)
  %22 = load ptr, ptr %2, align 8, !tbaa !5
  %23 = call i32 @removeMin(ptr noundef %22)
  %24 = load ptr, ptr %2, align 8, !tbaa !5
  call void @printMinHeap(ptr noundef %24)
  call void @llvm.lifetime.start.p0(i64 32, ptr %4) #4
  call void @llvm.memcpy.p0.p0.i64(ptr align 16 %4, ptr align 16 @__const.main.arr, i64 32, i1 false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 8, ptr %5, align 4, !tbaa !9
  %25 = load ptr, ptr %2, align 8, !tbaa !5
  %26 = getelementptr inbounds [8 x i32], ptr %4, i64 0, i64 0
  %27 = load i32, ptr %5, align 4, !tbaa !9
  call void @buildMinHeap(ptr noundef %25, ptr noundef %26, i32 noundef %27)
  %28 = load ptr, ptr %2, align 8, !tbaa !5
  call void @printMinHeap(ptr noundef %28)
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #4
  ret i32 0
}

; 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) #3

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 = { "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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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"

@.str.5 = external hidden unnamed_addr constant [9 x i8], align 1
@__const.main.arr = external hidden unnamed_addr constant [8 x i32], align 16

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

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

; Function Attrs: mustprogress 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 void @buildMinHeap(ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #0

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

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

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

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

; Function Attrs: nounwind uwtable
declare dso_local void @printMinHeap(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca [8 x i32], align 16
  %2 = tail call ptr @createMinHeap(i32 noundef 10)
  tail call void @insert(ptr noundef %2, i32 noundef 10)
  tail call void @insert(ptr noundef %2, i32 noundef 9)
  tail call void @insert(ptr noundef %2, i32 noundef 8)
  tail call void @insert(ptr noundef %2, i32 noundef 7)
  tail call void @insert(ptr noundef %2, i32 noundef 6)
  tail call void @insert(ptr noundef %2, i32 noundef 5)
  tail call void @insert(ptr noundef %2, i32 noundef 4)
  tail call void @insert(ptr noundef %2, i32 noundef 3)
  tail call void @insert(ptr noundef %2, i32 noundef 2)
  tail call void @insert(ptr noundef %2, i32 noundef 1)
  tail call void @printMinHeap(ptr noundef %2)
  %3 = tail call i32 @getMin(ptr noundef %2)
  %4 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.5, i32 noundef %3)
  %5 = tail call i32 @removeMin(ptr noundef %2)
  tail call void @printMinHeap(ptr noundef %2)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %1) #4
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 16 dereferenceable(32) %1, ptr noundef nonnull align 16 dereferenceable(32) @__const.main.arr, i64 32, i1 false)
  call void @buildMinHeap(ptr noundef %2, ptr noundef nonnull %1, i32 noundef 8)
  call void @printMinHeap(ptr noundef %2)
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #4
  ret i32 0
}

; Function Attrs: mustprogress 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) #3

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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nofree 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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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)"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass