; LLVM IR from gem5/gem5 :: ext/dsent/model/optical_graph (OpticalNode)

; 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.DSENT::OpticalNode" = type { i32, %"class.LibUtil::String", ptr, ptr, i32, double, %"struct.std::pair" }
%"class.LibUtil::String" = type { %"class.std::__cxx11::basic_string" }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"struct.std::pair" = type { i32, i32 }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5DSENT11OpticalNodeC2ENS0_4TypeERKN7LibUtil6StringEPNS_12OpticalModelERKSt4pairIiiE(ptr noundef nonnull align 8 dereferenceable(80) %0, i32 noundef %1, ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef %3, ptr noundef nonnull align 4 dereferenceable(8) %4) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  store ptr %0, ptr %6, align 8, !tbaa !5
  store i32 %1, ptr %7, align 4, !tbaa !9
  store ptr %2, ptr %8, align 8, !tbaa !5
  store ptr %3, ptr %9, align 8, !tbaa !5
  store ptr %4, ptr %10, align 8, !tbaa !5
  %13 = load ptr, ptr %6, align 8
  %14 = getelementptr inbounds %"class.DSENT::OpticalNode", ptr %13, i32 0, i32 0
  %15 = load i32, ptr %7, align 4, !tbaa !9
  store i32 %15, ptr %14, align 8, !tbaa !11
  %16 = getelementptr inbounds %"class.DSENT::OpticalNode", ptr %13, i32 0, i32 1
  %17 = load ptr, ptr %8, align 8, !tbaa !5
  call void @_ZN7LibUtil6StringC2ERKS0_(ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef nonnull align 8 dereferenceable(32) %17)
  %18 = getelementptr inbounds %"class.DSENT::OpticalNode", ptr %13, i32 0, i32 2
  %19 = load ptr, ptr %9, align 8, !tbaa !5
  store ptr %19, ptr %18, align 8, !tbaa !20
  %20 = getelementptr inbounds %"class.DSENT::OpticalNode", ptr %13, i32 0, i32 6
  %21 = load ptr, ptr %10, align 8, !tbaa !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %20, ptr align 4 %21, i64 8, i1 false)
  %22 = getelementptr inbounds %"class.DSENT::OpticalNode", ptr %13, i32 0, i32 5
  store double 0.000000e+00, ptr %22, align 8, !tbaa !21
  invoke void @_ZN5DSENT11OpticalNode13setVisitedNumEi(ptr noundef nonnull align 8 dereferenceable(80) %13, i32 noundef 0)
          to label %23 unwind label %27

23:                                               ; preds = %5
  %24 = invoke noalias noundef nonnull ptr @_Znwm(i64 noundef 24) #6
          to label %25 unwind label %27

25:                                               ; preds = %23
  call void @_ZNSt6vectorIPN5DSENT11OpticalNodeESaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %24) #7
  %26 = getelementptr inbounds %"class.DSENT::OpticalNode", ptr %13, i32 0, i32 3
  store ptr %24, ptr %26, align 8, !tbaa !22
  ret void

27:                                               ; preds = %23, %5
  %28 = landingpad { ptr, i32 }
          cleanup
  %29 = extractvalue { ptr, i32 } %28, 0
  store ptr %29, ptr %11, align 8
  %30 = extractvalue { ptr, i32 } %28, 1
  store i32 %30, ptr %12, align 4
  call void @_ZN7LibUtil6StringD1Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #7
  br label %31

31:                                               ; preds = %27
  %32 = load ptr, ptr %11, align 8
  %33 = load i32, ptr %12, align 4
  %34 = insertvalue { ptr, i32 } poison, ptr %32, 0
  %35 = insertvalue { ptr, i32 } %34, i32 %33, 1
  resume { ptr, i32 } %35
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN7LibUtil6StringC2ERKS0_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN5DSENT11OpticalNode13setVisitedNumEi(ptr noundef nonnull align 8 dereferenceable(80), i32 noundef) #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIPN5DSENT11OpticalNodeESaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: nounwind
declare void @_ZN7LibUtil6StringD1Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #5

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 = { 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 #2 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #4 = { nobuiltin allocsize(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 "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 #6 = { builtin allocsize(0) }
attributes #7 = { 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 = !{!"_ZTSN5DSENT11OpticalNode4TypeE", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"_ZTSN5DSENT11OpticalNodeE", !10, i64 0, !13, i64 8, !6, i64 40, !6, i64 48, !17, i64 56, !18, i64 64, !19, i64 72}
!13 = !{!"_ZTSN7LibUtil6StringE", !14, i64 0}
!14 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !15, i64 0, !16, i64 8, !7, i64 16}
!15 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!16 = !{!"long", !7, i64 0}
!17 = !{!"int", !7, i64 0}
!18 = !{!"double", !7, i64 0}
!19 = !{!"_ZTSSt4pairIiiE", !17, i64 0, !17, i64 4}
!20 = !{!12, !6, i64 40}
!21 = !{!12, !18, i64 64}
!22 = !{!12, !6, i64 48}


; 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
define dso_local void @_ZN5DSENT11OpticalNodeC2ENS0_4TypeERKN7LibUtil6StringEPNS_12OpticalModelERKSt4pairIiiE(ptr noundef nonnull align 8 dereferenceable(80) %0, i32 noundef %1, ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef %3, ptr nocapture noundef nonnull readonly align 4 dereferenceable(8) %4) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  store i32 %1, ptr %0, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %0, i64 8
  tail call void @_ZN7LibUtil6StringC2ERKS0_(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %2)
  %7 = getelementptr inbounds i8, ptr %0, i64 40
  store ptr %3, ptr %7, align 8, !tbaa !18
  %8 = getelementptr inbounds i8, ptr %0, i64 72
  %9 = load i64, ptr %4, align 4
  store i64 %9, ptr %8, align 8
  %10 = getelementptr inbounds i8, ptr %0, i64 64
  store double 0.000000e+00, ptr %10, align 8, !tbaa !19
  tail call void @_ZN5DSENT11OpticalNode13setVisitedNumEi(ptr noundef nonnull align 8 dereferenceable(80) %0, i32 noundef 0)
  %11 = invoke noalias noundef nonnull dereferenceable(24) ptr @_Znwm(i64 noundef 24) #5
          to label %12 unwind label %14

12:                                               ; preds = %5
  tail call void @_ZNSt6vectorIPN5DSENT11OpticalNodeESaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #6
  %13 = getelementptr inbounds i8, ptr %0, i64 48
  store ptr %11, ptr %13, align 8, !tbaa !20
  ret void

14:                                               ; preds = %5
  %15 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZN7LibUtil6StringD1Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #6
  resume { ptr, i32 } %15
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN7LibUtil6StringC2ERKS0_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN5DSENT11OpticalNode13setVisitedNumEi(ptr noundef nonnull align 8 dereferenceable(80), i32 noundef) local_unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIPN5DSENT11OpticalNodeESaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: nounwind
declare void @_ZN7LibUtil6StringD1Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4

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 = { 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 #2 = { 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 = { nobuiltin allocsize(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 = { 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 #5 = { builtin allocsize(0) }
attributes #6 = { 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 = !{!"_ZTSN5DSENT11OpticalNodeE", !7, i64 0, !10, i64 8, !13, i64 40, !13, i64 48, !15, i64 56, !16, i64 64, !17, i64 72}
!7 = !{!"_ZTSN5DSENT11OpticalNode4TypeE", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSN7LibUtil6StringE", !11, i64 0}
!11 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !12, i64 0, !14, i64 8, !8, i64 16}
!12 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !13, i64 0}
!13 = !{!"any pointer", !8, i64 0}
!14 = !{!"long", !8, i64 0}
!15 = !{!"int", !8, i64 0}
!16 = !{!"double", !8, i64 0}
!17 = !{!"_ZTSSt4pairIiiE", !15, i64 0, !15, i64 4}
!18 = !{!6, !13, i64 40}
!19 = !{!6, !16, i64 64}
!20 = !{!6, !13, i64 48}


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