; LLVM IR from INMOST-DEV/INMOST-FEM :: anifem++/fem/tetdofmap.ll (ZNK3Ani4DofT10BaseDofMap15GetNestedDofMapEPKii)

; 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"

%"struct.Ani::DofT::NestedDofMap" = type { %"struct.Ani::DofT::NestedDofMapBase.base", %"class.std::shared_ptr" }
%"struct.Ani::DofT::NestedDofMapBase.base" = type <{ %"struct.Ani::DofT::BaseDofMap", %"struct.std::array.2", i32 }>
%"struct.Ani::DofT::BaseDofMap" = type { ptr }
%"struct.std::array.2" = type { [6 x i32] }
%"class.std::shared_ptr" = type { %"class.std::__shared_ptr" }
%"class.std::__shared_ptr" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK3Ani4DofT10BaseDofMap15GetNestedDofMapEPKii(ptr dead_on_unwind noalias writable sret(%"struct.Ani::DofT::NestedDofMap") align 8 %0, ptr noundef nonnull align 8 dereferenceable(8) %1, ptr noundef %2, i32 noundef %3) #0 align 2 personality ptr @__gxx_personality_v0 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i1, align 1
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  store ptr %0, ptr %5, align 8
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store i32 %3, ptr %8, align 4, !tbaa !9
  %12 = load ptr, ptr %6, align 8
  store i1 false, ptr %9, align 1
  call void @_ZN3Ani4DofT12NestedDofMapC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %0) #3
  %13 = load ptr, ptr %7, align 8, !tbaa !5
  %14 = load i32, ptr %8, align 4, !tbaa !9
  %15 = load ptr, ptr %12, align 8, !tbaa !11
  %16 = getelementptr inbounds ptr, ptr %15, i64 14
  %17 = load ptr, ptr %16, align 8
  invoke void %17(ptr noundef nonnull align 8 dereferenceable(8) %12, ptr noundef %13, i32 noundef %14, ptr noundef nonnull align 8 dereferenceable(36) %0)
          to label %18 unwind label %20

18:                                               ; preds = %4
  store i1 true, ptr %9, align 1
  %19 = load i1, ptr %9, align 1
  br i1 %19, label %25, label %24

20:                                               ; preds = %4
  %21 = landingpad { ptr, i32 }
          cleanup
  %22 = extractvalue { ptr, i32 } %21, 0
  store ptr %22, ptr %10, align 8
  %23 = extractvalue { ptr, i32 } %21, 1
  store i32 %23, ptr %11, align 4
  call void @_ZN3Ani4DofT12NestedDofMapD2Ev(ptr noundef nonnull align 8 dereferenceable(56) %0) #3
  br label %26

24:                                               ; preds = %18
  call void @_ZN3Ani4DofT12NestedDofMapD2Ev(ptr noundef nonnull align 8 dereferenceable(56) %0) #3
  br label %25

25:                                               ; preds = %24, %18
  ret void

26:                                               ; preds = %20
  %27 = load ptr, ptr %10, align 8
  %28 = load i32, ptr %11, align 4
  %29 = insertvalue { ptr, i32 } poison, ptr %27, 0
  %30 = insertvalue { ptr, i32 } %29, i32 %28, 1
  resume { ptr, i32 } %30
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3Ani4DofT12NestedDofMapC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3Ani4DofT12NestedDofMapD2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #2 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" }
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 }

!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 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"vtable pointer", !8, i64 0}


; 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"

%"struct.Ani::DofT::NestedDofMap" = type { %"struct.Ani::DofT::NestedDofMapBase.base", %"class.std::shared_ptr" }
%"struct.Ani::DofT::NestedDofMapBase.base" = type <{ %"struct.Ani::DofT::BaseDofMap", %"struct.std::array.2", i32 }>
%"struct.Ani::DofT::BaseDofMap" = type { ptr }
%"struct.std::array.2" = type { [6 x i32] }
%"class.std::shared_ptr" = type { %"class.std::__shared_ptr" }
%"class.std::__shared_ptr" = type { ptr, %"class.std::__shared_count" }
%"class.std::__shared_count" = type { ptr }

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK3Ani4DofT10BaseDofMap15GetNestedDofMapEPKii(ptr dead_on_unwind noalias nonnull writable sret(%"struct.Ani::DofT::NestedDofMap") align 8 %0, ptr noundef nonnull align 8 dereferenceable(8) %1, ptr noundef %2, i32 noundef %3) local_unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  tail call void @_ZN3Ani4DofT12NestedDofMapC2Ev(ptr noundef nonnull align 8 dereferenceable(56) %0) #3
  %5 = load ptr, ptr %1, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %5, i64 112
  %7 = load ptr, ptr %6, align 8
  invoke void %7(ptr noundef nonnull align 8 dereferenceable(8) %1, ptr noundef %2, i32 noundef %3, ptr noundef nonnull align 8 dereferenceable(36) %0)
          to label %10 unwind label %8

8:                                                ; preds = %4
  %9 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZN3Ani4DofT12NestedDofMapD2Ev(ptr noundef nonnull align 8 dereferenceable(56) %0) #3
  resume { ptr, i32 } %9

10:                                               ; preds = %4
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN3Ani4DofT12NestedDofMapC2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN3Ani4DofT12NestedDofMapD2Ev(ptr noundef nonnull align 8 dereferenceable(56)) unnamed_addr #2 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" }
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 }

!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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}


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