; LLVM IR from gem5/gem5 :: ext/dsent/model/timing_graph (ElectricalNet)

; 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::ElectricalNet" = type { %"class.DSENT::ElectricalTimingNode", %"class.LibUtil::String", double, double }
%"class.DSENT::ElectricalTimingNode" = type { ptr, %"class.LibUtil::String", ptr, ptr, ptr, i8, i32, i32, double }
%"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] }

@_ZTVN5DSENT13ElectricalNetE = external dso_local unnamed_addr constant { [15 x ptr] }, align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5DSENT13ElectricalNetC2ERKN7LibUtil6StringEPNS_15ElectricalModelE(ptr noundef nonnull align 8 dereferenceable(136) %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef %2) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  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
  %9 = load ptr, ptr %4, align 8
  %10 = load ptr, ptr %5, align 8, !tbaa !5
  %11 = load ptr, ptr %6, align 8, !tbaa !5
  call void @_ZN5DSENT20ElectricalTimingNodeC2ERKN7LibUtil6StringEPNS_15ElectricalModelE(ptr noundef nonnull align 8 dereferenceable(88) %9, ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef %11)
  store ptr getelementptr inbounds inrange(-16, 104) ({ [15 x ptr] }, ptr @_ZTVN5DSENT13ElectricalNetE, i32 0, i32 0, i32 2), ptr %9, align 8, !tbaa !9
  %12 = getelementptr inbounds %"class.DSENT::ElectricalNet", ptr %9, i32 0, i32 1
  invoke void @_ZN7LibUtil6StringC1Ev(ptr noundef nonnull align 8 dereferenceable(32) %12)
          to label %13 unwind label %16

13:                                               ; preds = %3
  %14 = getelementptr inbounds %"class.DSENT::ElectricalNet", ptr %9, i32 0, i32 2
  store double 0.000000e+00, ptr %14, align 8, !tbaa !11
  %15 = getelementptr inbounds %"class.DSENT::ElectricalNet", ptr %9, i32 0, i32 3
  store double 0.000000e+00, ptr %15, align 8, !tbaa !21
  ret void

16:                                               ; preds = %3
  %17 = landingpad { ptr, i32 }
          cleanup
  %18 = extractvalue { ptr, i32 } %17, 0
  store ptr %18, ptr %7, align 8
  %19 = extractvalue { ptr, i32 } %17, 1
  store i32 %19, ptr %8, align 4
  call void @_ZN5DSENT20ElectricalTimingNodeD2Ev(ptr noundef nonnull align 8 dereferenceable(88) %9) #3
  br label %20

20:                                               ; preds = %16
  %21 = load ptr, ptr %7, align 8
  %22 = load i32, ptr %8, align 4
  %23 = insertvalue { ptr, i32 } poison, ptr %21, 0
  %24 = insertvalue { ptr, i32 } %23, i32 %22, 1
  resume { ptr, i32 } %24
}

declare void @_ZN5DSENT20ElectricalTimingNodeC2ERKN7LibUtil6StringEPNS_15ElectricalModelE(ptr noundef nonnull align 8 dereferenceable(88), ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) unnamed_addr #1

declare void @_ZN7LibUtil6StringC1Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nounwind
declare void @_ZN5DSENT20ElectricalTimingNodeD2Ev(ptr noundef nonnull align 8 dereferenceable(88)) unnamed_addr #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 = { "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 = { 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 #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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !20, i64 120}
!12 = !{!"_ZTSN5DSENT13ElectricalNetE", !13, i64 0, !14, i64 88, !20, i64 120, !20, i64 128}
!13 = !{!"_ZTSN5DSENT20ElectricalTimingNodeE", !14, i64 8, !6, i64 40, !6, i64 48, !6, i64 56, !18, i64 64, !19, i64 68, !19, i64 72, !20, i64 80}
!14 = !{!"_ZTSN7LibUtil6StringE", !15, i64 0}
!15 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !16, i64 0, !17, i64 8, !7, i64 16}
!16 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!17 = !{!"long", !7, i64 0}
!18 = !{!"bool", !7, i64 0}
!19 = !{!"int", !7, i64 0}
!20 = !{!"double", !7, i64 0}
!21 = !{!12, !20, i64 128}


; 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"

@_ZTVN5DSENT13ElectricalNetE = external dso_local unnamed_addr constant { [15 x ptr] }, align 8

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5DSENT13ElectricalNetC2ERKN7LibUtil6StringEPNS_15ElectricalModelE(ptr noundef nonnull align 8 dereferenceable(136) %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef %2) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  tail call void @_ZN5DSENT20ElectricalTimingNodeC2ERKN7LibUtil6StringEPNS_15ElectricalModelE(ptr noundef nonnull align 8 dereferenceable(88) %0, ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef %2)
  store ptr getelementptr inbounds inrange(-16, 104) (i8, ptr @_ZTVN5DSENT13ElectricalNetE, i64 16), ptr %0, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 88
  invoke void @_ZN7LibUtil6StringC1Ev(ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %5 unwind label %7

5:                                                ; preds = %3
  %6 = getelementptr inbounds i8, ptr %0, i64 120
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %6, i8 0, i64 16, i1 false)
  ret void

7:                                                ; preds = %3
  %8 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZN5DSENT20ElectricalTimingNodeD2Ev(ptr noundef nonnull align 8 dereferenceable(88) %0) #4
  resume { ptr, i32 } %8
}

declare void @_ZN5DSENT20ElectricalTimingNodeC2ERKN7LibUtil6StringEPNS_15ElectricalModelE(ptr noundef nonnull align 8 dereferenceable(88), ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) unnamed_addr #1

declare void @_ZN7LibUtil6StringC1Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nounwind
declare void @_ZN5DSENT20ElectricalTimingNodeD2Ev(ptr noundef nonnull align 8 dereferenceable(88)) unnamed_addr #2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

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 = { "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 = { 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 #3 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { 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,InstCombinePass,MemCpyOptPass,SROAPass,SimplifyCFGPass,TailCallElimPass