; LLVM IR from Hanjun-Dai/graphnn :: src/util/graph_struct.ll (ZN3gnn11GraphStructD2Ev)

; 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.gnn::GraphStruct" = type <{ ptr, ptr, ptr, %"class.std::vector.12", i32, i32, i32, [4 x i8] }>
%"class.std::vector.12" = type { %"struct.std::_Vector_base.13" }
%"struct.std::_Vector_base.13" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<int, int>, std::allocator<std::pair<int, int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN3gnn11GraphStructD2Ev(ptr noundef nonnull align 8 dereferenceable(60) %0) unnamed_addr #1 align 2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  %4 = getelementptr inbounds %"class.gnn::GraphStruct", ptr %3, i32 0, i32 0
  %5 = load ptr, ptr %4, align 8, !tbaa !9
  %6 = icmp eq ptr %5, null
  br i1 %6, label %8, label %7

7:                                                ; preds = %1
  call void @_ZN3gnn11LinkedTableISt4pairIiiEED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %5) #3
  call void @_ZdlPvm(ptr noundef %5, i64 noundef 40) #4
  br label %8

8:                                                ; preds = %7, %1
  %9 = getelementptr inbounds %"class.gnn::GraphStruct", ptr %3, i32 0, i32 1
  %10 = load ptr, ptr %9, align 8, !tbaa !16
  %11 = icmp eq ptr %10, null
  br i1 %11, label %13, label %12

12:                                               ; preds = %8
  call void @_ZN3gnn11LinkedTableISt4pairIiiEED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %10) #3
  call void @_ZdlPvm(ptr noundef %10, i64 noundef 40) #4
  br label %13

13:                                               ; preds = %12, %8
  %14 = getelementptr inbounds %"class.gnn::GraphStruct", ptr %3, i32 0, i32 2
  %15 = load ptr, ptr %14, align 8, !tbaa !17
  %16 = icmp eq ptr %15, null
  br i1 %16, label %18, label %17

17:                                               ; preds = %13
  call void @_ZN3gnn11LinkedTableIiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %15) #3
  call void @_ZdlPvm(ptr noundef %15, i64 noundef 40) #4
  br label %18

18:                                               ; preds = %17, %13
  %19 = getelementptr inbounds %"class.gnn::GraphStruct", ptr %3, i32 0, i32 3
  call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #3
  ret void
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3gnn11LinkedTableISt4pairIiiEED2Ev(ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3gnn11LinkedTableIiED2Ev(ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #2 align 2

attributes #0 = { nobuiltin 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 #1 = { mustprogress 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 #2 = { inlinehint mustprogress 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 }
attributes #4 = { builtin 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++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"_ZTSN3gnn11GraphStructE", !6, i64 0, !6, i64 8, !6, i64 16, !11, i64 24, !15, i64 48, !15, i64 52, !15, i64 56}
!11 = !{!"_ZTSSt6vectorISt4pairIiiESaIS1_EE", !12, i64 0}
!12 = !{!"_ZTSSt12_Vector_baseISt4pairIiiESaIS1_EE", !13, i64 0}
!13 = !{!"_ZTSNSt12_Vector_baseISt4pairIiiESaIS1_EE12_Vector_implE", !14, i64 0}
!14 = !{!"_ZTSNSt12_Vector_baseISt4pairIiiESaIS1_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!15 = !{!"int", !7, i64 0}
!16 = !{!10, !6, i64 8}
!17 = !{!10, !6, i64 16}


; 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: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN3gnn11GraphStructD2Ev(ptr noundef nonnull align 8 dereferenceable(60) %0) unnamed_addr #1 align 2 {
  %2 = load ptr, ptr %0, align 8, !tbaa !5
  %3 = icmp eq ptr %2, null
  br i1 %3, label %5, label %4

4:                                                ; preds = %1
  tail call void @_ZN3gnn11LinkedTableISt4pairIiiEED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %2) #3
  tail call void @_ZdlPvm(ptr noundef nonnull %2, i64 noundef 40) #4
  br label %5

5:                                                ; preds = %4, %1
  %6 = getelementptr inbounds i8, ptr %0, i64 8
  %7 = load ptr, ptr %6, align 8, !tbaa !15
  %8 = icmp eq ptr %7, null
  br i1 %8, label %10, label %9

9:                                                ; preds = %5
  tail call void @_ZN3gnn11LinkedTableISt4pairIiiEED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %7) #3
  tail call void @_ZdlPvm(ptr noundef nonnull %7, i64 noundef 40) #4
  br label %10

10:                                               ; preds = %9, %5
  %11 = getelementptr inbounds i8, ptr %0, i64 16
  %12 = load ptr, ptr %11, align 8, !tbaa !16
  %13 = icmp eq ptr %12, null
  br i1 %13, label %15, label %14

14:                                               ; preds = %10
  tail call void @_ZN3gnn11LinkedTableIiED2Ev(ptr noundef nonnull align 8 dereferenceable(36) %12) #3
  tail call void @_ZdlPvm(ptr noundef nonnull %12, i64 noundef 40) #4
  br label %15

15:                                               ; preds = %14, %10
  %16 = getelementptr inbounds i8, ptr %0, i64 24
  tail call void @_ZNSt6vectorISt4pairIiiESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %16) #3
  ret void
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3gnn11LinkedTableISt4pairIiiEED2Ev(ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3gnn11LinkedTableIiED2Ev(ptr noundef nonnull align 8 dereferenceable(36)) unnamed_addr #2 align 2

attributes #0 = { nobuiltin 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 #1 = { mustprogress 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 #2 = { inlinehint mustprogress 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 }
attributes #4 = { builtin 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, !7, i64 0}
!6 = !{!"_ZTSN3gnn11GraphStructE", !7, i64 0, !7, i64 8, !7, i64 16, !10, i64 24, !14, i64 48, !14, i64 52, !14, i64 56}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSSt6vectorISt4pairIiiESaIS1_EE", !11, i64 0}
!11 = !{!"_ZTSSt12_Vector_baseISt4pairIiiESaIS1_EE", !12, i64 0}
!12 = !{!"_ZTSNSt12_Vector_baseISt4pairIiiESaIS1_EE12_Vector_implE", !13, i64 0}
!13 = !{!"_ZTSNSt12_Vector_baseISt4pairIiiESaIS1_EE17_Vector_impl_dataE", !7, i64 0, !7, i64 8, !7, i64 16}
!14 = !{!"int", !8, i64 0}
!15 = !{!6, !7, i64 8}
!16 = !{!6, !7, i64 16}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InstCombinePass,SROAPass,TailCallElimPass