; LLVM IR from MakeContributions/DSA :: algorithms/CPlusPlus/Trees/min-heap.ll (ZN4Heap6insertERKi)

; 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"

%class.Heap = type { i32, i32, ptr }

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4Heap9growArrayEv(ptr noundef nonnull align 8 dereferenceable(16)) #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4Heap6insertERKi(ptr noundef nonnull align 8 dereferenceable(16) %0, ptr noundef nonnull align 4 dereferenceable(4) %1) #0 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %5 = load ptr, ptr %3, align 8
  %6 = getelementptr inbounds %class.Heap, ptr %5, i32 0, i32 0
  %7 = load i32, ptr %6, align 8, !tbaa !9
  %8 = getelementptr inbounds %class.Heap, ptr %5, i32 0, i32 1
  %9 = load i32, ptr %8, align 4, !tbaa !12
  %10 = icmp eq i32 %7, %9
  br i1 %10, label %11, label %12

11:                                               ; preds = %2
  call void @_ZN4Heap9growArrayEv(ptr noundef nonnull align 8 dereferenceable(16) %5)
  br label %12

12:                                               ; preds = %11, %2
  %13 = load ptr, ptr %4, align 8, !tbaa !5
  %14 = load i32, ptr %13, align 4, !tbaa !13
  %15 = getelementptr inbounds %class.Heap, ptr %5, i32 0, i32 2
  %16 = load ptr, ptr %15, align 8, !tbaa !14
  %17 = getelementptr inbounds %class.Heap, ptr %5, i32 0, i32 0
  %18 = load i32, ptr %17, align 8, !tbaa !9
  %19 = add nsw i32 %18, 1
  store i32 %19, ptr %17, align 8, !tbaa !9
  %20 = sext i32 %19 to i64
  %21 = getelementptr inbounds i32, ptr %16, i64 %20
  store i32 %14, ptr %21, align 4, !tbaa !13
  %22 = getelementptr inbounds %class.Heap, ptr %5, i32 0, i32 0
  %23 = load i32, ptr %22, align 8, !tbaa !9
  call void @_ZN4Heap9heapifyUPEj(ptr noundef nonnull align 8 dereferenceable(16) %5, i32 noundef %23)
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4Heap9heapifyUPEj(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) #0 align 2

attributes #0 = { mustprogress 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" }

!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++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"_ZTS4Heap", !11, i64 0, !11, i64 4, !6, i64 8}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !11, i64 4}
!13 = !{!11, !11, i64 0}
!14 = !{!10, !6, i64 8}


; 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: mustprogress uwtable
declare dso_local void @_ZN4Heap9growArrayEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4Heap6insertERKi(ptr noundef nonnull align 8 dereferenceable(16) %0, ptr nocapture noundef nonnull readonly align 4 dereferenceable(4) %1) local_unnamed_addr #0 align 2 {
  %3 = load i32, ptr %0, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 4
  %5 = load i32, ptr %4, align 4, !tbaa !11
  %6 = icmp eq i32 %3, %5
  br i1 %6, label %7, label %8

7:                                                ; preds = %2
  tail call void @_ZN4Heap9growArrayEv(ptr noundef nonnull align 8 dereferenceable(16) %0)
  %.pre = load i32, ptr %0, align 8, !tbaa !5
  br label %8

8:                                                ; preds = %7, %2
  %9 = phi i32 [ %.pre, %7 ], [ %3, %2 ]
  %10 = load i32, ptr %1, align 4, !tbaa !12
  %11 = getelementptr inbounds i8, ptr %0, i64 8
  %12 = load ptr, ptr %11, align 8, !tbaa !13
  %13 = add nsw i32 %9, 1
  store i32 %13, ptr %0, align 8, !tbaa !5
  %14 = sext i32 %13 to i64
  %15 = getelementptr inbounds i32, ptr %12, i64 %14
  store i32 %10, ptr %15, align 4, !tbaa !12
  %16 = load i32, ptr %0, align 8, !tbaa !5
  tail call void @_ZN4Heap9heapifyUPEj(ptr noundef nonnull align 8 dereferenceable(16) %0, i32 noundef %16)
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4Heap9heapifyUPEj(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) local_unnamed_addr #0 align 2

attributes #0 = { mustprogress 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" }

!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, !7, i64 0}
!6 = !{!"_ZTS4Heap", !7, i64 0, !7, i64 4, !10, i64 8}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !7, i64 4}
!12 = !{!7, !7, i64 0}
!13 = !{!6, !10, i64 8}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass