; LLVM IR from NervanaSystems/ngraph :: src/ngraph/node.ll (ZNK6ngraph4Node13get_argumentsEv)

; 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::shared_ptr.74" = type { %"class.std::__shared_ptr.75" }
%"class.std::__shared_ptr.75" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<std::shared_ptr<ngraph::Node>, std::allocator<std::shared_ptr<ngraph::Node>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::shared_ptr<ngraph::Node>, std::allocator<std::shared_ptr<ngraph::Node>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::shared_ptr<ngraph::Node>, std::allocator<std::shared_ptr<ngraph::Node>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::shared_ptr<ngraph::Node>, std::allocator<std::shared_ptr<ngraph::Node>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

declare i32 @__gxx_personality_v0(...)

; 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK6ngraph4Node12get_argumentEm(ptr dead_on_unwind noalias writable sret(%"class.std::shared_ptr.74") align 8, ptr noundef nonnull align 8 dereferenceable(680), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK6ngraph4Node13get_argumentsEv(ptr dead_on_unwind noalias writable sret(%"class.std::vector.5") align 8 %0, ptr noundef nonnull align 8 dereferenceable(680) %1) unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i1, align 1
  %6 = alloca i64, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::shared_ptr.74", align 8
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  %10 = load ptr, ptr %4, align 8
  store i1 false, ptr %5, align 1
  call void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  store i64 0, ptr %6, align 8, !tbaa !9
  br label %11

11:                                               ; preds = %25, %2
  %12 = load i64, ptr %6, align 8, !tbaa !9
  %13 = invoke noundef i64 @_ZNK6ngraph4Node14get_input_sizeEv(ptr noundef nonnull align 8 dereferenceable(680) %10)
          to label %14 unwind label %17

14:                                               ; preds = %11
  %15 = icmp ult i64 %12, %13
  br i1 %15, label %21, label %16

16:                                               ; preds = %14
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  br label %38

17:                                               ; preds = %11
  %18 = landingpad { ptr, i32 }
          cleanup
  %19 = extractvalue { ptr, i32 } %18, 0
  store ptr %19, ptr %7, align 8
  %20 = extractvalue { ptr, i32 } %18, 1
  store i32 %20, ptr %8, align 4
  br label %37

21:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 16, ptr %9) #3
  %22 = load i64, ptr %6, align 8, !tbaa !9
  invoke void @_ZNK6ngraph4Node12get_argumentEm(ptr dead_on_unwind writable sret(%"class.std::shared_ptr.74") align 8 %9, ptr noundef nonnull align 8 dereferenceable(680) %10, i64 noundef %22)
          to label %23 unwind label %28

23:                                               ; preds = %21
  invoke void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EE9push_backEOS3_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(16) %9)
          to label %24 unwind label %32

24:                                               ; preds = %23
  call void @_ZNSt12__shared_ptrIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2EED2Ev(ptr noundef nonnull align 8 dereferenceable(16) %9) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %9) #3
  br label %25

25:                                               ; preds = %24
  %26 = load i64, ptr %6, align 8, !tbaa !9
  %27 = add i64 %26, 1
  store i64 %27, ptr %6, align 8, !tbaa !9
  br label %11, !llvm.loop !11

28:                                               ; preds = %21
  %29 = landingpad { ptr, i32 }
          cleanup
  %30 = extractvalue { ptr, i32 } %29, 0
  store ptr %30, ptr %7, align 8
  %31 = extractvalue { ptr, i32 } %29, 1
  store i32 %31, ptr %8, align 4
  br label %36

32:                                               ; preds = %23
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %7, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %8, align 4
  call void @_ZNSt12__shared_ptrIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2EED2Ev(ptr noundef nonnull align 8 dereferenceable(16) %9) #3
  br label %36

36:                                               ; preds = %32, %28
  call void @llvm.lifetime.end.p0(i64 16, ptr %9) #3
  br label %37

37:                                               ; preds = %36, %17
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  call void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  br label %42

38:                                               ; preds = %16
  store i1 true, ptr %5, align 1
  %39 = load i1, ptr %5, align 1
  br i1 %39, label %41, label %40

40:                                               ; preds = %38
  call void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  br label %41

41:                                               ; preds = %40, %38
  ret void

42:                                               ; preds = %37
  %43 = load ptr, ptr %7, align 8
  %44 = load i32, ptr %8, align 4
  %45 = insertvalue { ptr, i32 } poison, ptr %43, 0
  %46 = insertvalue { ptr, i32 } %45, i32 %44, 1
  resume { ptr, i32 } %46
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK6ngraph4Node14get_input_sizeEv(ptr noundef nonnull align 8 dereferenceable(680)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EE9push_backEOS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(16)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt12__shared_ptrIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2EED2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = { 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::shared_ptr.74" = type { %"class.std::__shared_ptr.75" }
%"class.std::__shared_ptr.75" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<std::shared_ptr<ngraph::Node>, std::allocator<std::shared_ptr<ngraph::Node>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::shared_ptr<ngraph::Node>, std::allocator<std::shared_ptr<ngraph::Node>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::shared_ptr<ngraph::Node>, std::allocator<std::shared_ptr<ngraph::Node>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::shared_ptr<ngraph::Node>, std::allocator<std::shared_ptr<ngraph::Node>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

declare i32 @__gxx_personality_v0(...)

; 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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK6ngraph4Node12get_argumentEm(ptr dead_on_unwind noalias writable sret(%"class.std::shared_ptr.74") align 8, ptr noundef nonnull align 8 dereferenceable(680), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK6ngraph4Node13get_argumentsEv(ptr dead_on_unwind noalias nonnull writable sret(%"class.std::vector.5") align 8 %0, ptr noundef nonnull align 8 dereferenceable(680) %1) unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::shared_ptr.74", align 8
  tail call void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  %4 = tail call noundef i64 @_ZNK6ngraph4Node14get_input_sizeEv(ptr noundef nonnull align 8 dereferenceable(680) %1)
  %.not = icmp eq i64 %4, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2, %6
  %.079 = phi i64 [ %7, %6 ], [ 0, %2 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %3) #3
  invoke void @_ZNK6ngraph4Node12get_argumentEm(ptr dead_on_unwind nonnull writable sret(%"class.std::shared_ptr.74") align 8 %3, ptr noundef nonnull align 8 dereferenceable(680) %1, i64 noundef %.079)
          to label %5 unwind label %10

5:                                                ; preds = %.lr.ph
  invoke void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EE9push_backEOS3_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(16) %3)
          to label %6 unwind label %12

6:                                                ; preds = %5
  call void @_ZNSt12__shared_ptrIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2EED2Ev(ptr noundef nonnull align 8 dereferenceable(16) %3) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #3
  %7 = add nuw i64 %.079, 1
  %8 = call noundef i64 @_ZNK6ngraph4Node14get_input_sizeEv(ptr noundef nonnull align 8 dereferenceable(680) %1)
  %9 = icmp ult i64 %7, %8
  br i1 %9, label %.lr.ph, label %._crit_edge, !llvm.loop !5

10:                                               ; preds = %.lr.ph
  %11 = landingpad { ptr, i32 }
          cleanup
  br label %14

12:                                               ; preds = %5
  %13 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt12__shared_ptrIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2EED2Ev(ptr noundef nonnull align 8 dereferenceable(16) %3) #3
  br label %14

14:                                               ; preds = %12, %10
  %.pn = phi { ptr, i32 } [ %13, %12 ], [ %11, %10 ]
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %3) #3
  call void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  resume { ptr, i32 } %.pn

._crit_edge:                                      ; preds = %6, %2
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK6ngraph4Node14get_input_sizeEv(ptr noundef nonnull align 8 dereferenceable(680)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorISt10shared_ptrIN6ngraph4NodeEESaIS3_EE9push_backEOS3_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt12__shared_ptrIN6ngraph4NodeELN9__gnu_cxx12_Lock_policyE2EED2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = { 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: CorrelatedValuePropagationPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass