; LLVM IR from erwincoumans/tiny-differentiable-simulator :: third_party/zeromq/src/radix_tree.ll (ZN3zmq12radix_tree_t5applyEPFvPhmPvES2_)

; 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.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%struct.node_t = type { ptr }
%"class.zmq::radix_tree_t" = type { %struct.node_t, i64 }

; 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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN6node_t9edgecountEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN6node_t8refcountEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZN6node_t7node_atEm(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3zmq12radix_tree_t5applyEPFvPhmPvES2_(ptr noundef nonnull align 8 dereferenceable(16) %0, ptr noundef %1, ptr noundef %2) #3 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca i64, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca %struct.node_t, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  %12 = load ptr, ptr %4, align 8
  %13 = getelementptr inbounds %"class.zmq::radix_tree_t", ptr %12, i32 0, i32 0
  %14 = call noundef i32 @_ZN6node_t8refcountEv(ptr noundef nonnull align 8 dereferenceable(8) %13)
  %15 = icmp ugt i32 %14, 0
  br i1 %15, label %16, label %19

16:                                               ; preds = %3
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  %18 = load ptr, ptr %6, align 8, !tbaa !5
  call void %17(ptr noundef null, i64 noundef 0, ptr noundef %18)
  br label %19

19:                                               ; preds = %16, %3
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #5
  call void @_ZNSt6vectorIhSaIhEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  store i64 0, ptr %8, align 8, !tbaa !9
  br label %20

20:                                               ; preds = %43, %19
  %21 = load i64, ptr %8, align 8, !tbaa !9
  %22 = getelementptr inbounds %"class.zmq::radix_tree_t", ptr %12, i32 0, i32 0
  %23 = invoke noundef i32 @_ZN6node_t9edgecountEv(ptr noundef nonnull align 8 dereferenceable(8) %22)
          to label %24 unwind label %28

24:                                               ; preds = %20
  %25 = zext i32 %23 to i64
  %26 = icmp ult i64 %21, %25
  br i1 %26, label %32, label %27

27:                                               ; preds = %24
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %46

28:                                               ; preds = %36, %32, %20
  %29 = landingpad { ptr, i32 }
          cleanup
  %30 = extractvalue { ptr, i32 } %29, 0
  store ptr %30, ptr %9, align 8
  %31 = extractvalue { ptr, i32 } %29, 1
  store i32 %31, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @_ZNSt6vectorIhSaIhEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #5
  br label %47

32:                                               ; preds = %24
  %33 = getelementptr inbounds %"class.zmq::radix_tree_t", ptr %12, i32 0, i32 0
  %34 = load i64, ptr %8, align 8, !tbaa !9
  %35 = invoke ptr @_ZN6node_t7node_atEm(ptr noundef nonnull align 8 dereferenceable(8) %33, i64 noundef %34)
          to label %36 unwind label %28

36:                                               ; preds = %32
  %37 = getelementptr inbounds %struct.node_t, ptr %11, i32 0, i32 0
  store ptr %35, ptr %37, align 8
  %38 = load ptr, ptr %5, align 8, !tbaa !5
  %39 = load ptr, ptr %6, align 8, !tbaa !5
  %40 = getelementptr inbounds %struct.node_t, ptr %11, i32 0, i32 0
  %41 = load ptr, ptr %40, align 8
  invoke void @_ZL10visit_keys6node_tRSt6vectorIhSaIhEEPFvPhmPvES5_(ptr %41, ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef %38, ptr noundef %39)
          to label %42 unwind label %28

42:                                               ; preds = %36
  br label %43

43:                                               ; preds = %42
  %44 = load i64, ptr %8, align 8, !tbaa !9
  %45 = add i64 %44, 1
  store i64 %45, ptr %8, align 8, !tbaa !9
  br label %20, !llvm.loop !11

46:                                               ; preds = %27
  call void @_ZNSt6vectorIhSaIhEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #5
  ret void

47:                                               ; preds = %28
  %48 = load ptr, ptr %9, align 8
  %49 = load i32, ptr %10, align 4
  %50 = insertvalue { ptr, i32 } poison, ptr %48, 0
  %51 = insertvalue { ptr, i32 } %50, i32 %49, 1
  resume { ptr, i32 } %51
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIhSaIhEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare hidden void @_ZL10visit_keys6node_tRSt6vectorIhSaIhEEPFvPhmPvES5_(ptr, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef, ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIhSaIhEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { inlinehint 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" }
attributes #3 = { 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" }
attributes #4 = { 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 #5 = { 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, !10, i64 0}
!10 = !{!"long", !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"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned char, std::allocator<unsigned char>>::_Vector_impl_data" = type { ptr, ptr, 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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN6node_t9edgecountEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN6node_t8refcountEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZN6node_t7node_atEm(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3zmq12radix_tree_t5applyEPFvPhmPvES2_(ptr noundef nonnull align 8 dereferenceable(16) %0, ptr noundef %1, ptr noundef %2) local_unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca %"class.std::vector", align 8
  %5 = tail call noundef i32 @_ZN6node_t8refcountEv(ptr noundef nonnull align 8 dereferenceable(8) %0)
  %.not = icmp eq i32 %5, 0
  br i1 %.not, label %7, label %6

6:                                                ; preds = %3
  tail call void %1(ptr noundef null, i64 noundef 0, ptr noundef %2)
  br label %7

7:                                                ; preds = %6, %3
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #5
  call void @_ZNSt6vectorIhSaIhEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  %8 = call noundef i32 @_ZN6node_t9edgecountEv(ptr noundef nonnull align 8 dereferenceable(8) %0)
  %.not10 = icmp eq i32 %8, 0
  br i1 %.not10, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %13, %7
  call void @_ZNSt6vectorIhSaIhEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  ret void

9:                                                ; preds = %12, %.lr.ph
  %10 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIhSaIhEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #5
  resume { ptr, i32 } %10

.lr.ph:                                           ; preds = %7, %13
  %.09 = phi i64 [ %14, %13 ], [ 0, %7 ]
  %11 = invoke ptr @_ZN6node_t7node_atEm(ptr noundef nonnull align 8 dereferenceable(8) %0, i64 noundef %.09)
          to label %12 unwind label %9

12:                                               ; preds = %.lr.ph
  invoke void @_ZL10visit_keys6node_tRSt6vectorIhSaIhEEPFvPhmPvES5_(ptr %11, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef %1, ptr noundef %2)
          to label %13 unwind label %9

13:                                               ; preds = %12
  %14 = add nuw nsw i64 %.09, 1
  %15 = call noundef i32 @_ZN6node_t9edgecountEv(ptr noundef nonnull align 8 dereferenceable(8) %0)
  %16 = zext i32 %15 to i64
  %17 = icmp ult i64 %14, %16
  br i1 %17, label %.lr.ph, label %._crit_edge, !llvm.loop !5
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIhSaIhEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare hidden void @_ZL10visit_keys6node_tRSt6vectorIhSaIhEEPFvPhmPvES5_(ptr, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIhSaIhEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { inlinehint 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" }
attributes #3 = { 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" }
attributes #4 = { 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 #5 = { 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass