; LLVM IR from gstonge/spreading_CR :: src/QSSpreadingProcess.ll (ZN3net18QSSpreadingProcess10initializeERKSt6vectorIjSaIjEEj)

; 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.net::SpreadingProcess" = type <{ %"class.net::StaticNetworkSIR", %"class.pcg_detail::engine", %"class.std::uniform_real_distribution", [100000 x double], %"class.std::vector", %"class.std::vector.5", %"class.std::vector.5", %"class.std::vector.45", i8, [7 x i8] }>
%"class.net::StaticNetworkSIR" = type { %"class.net::Network", double, double, double, double, i8, i8, i8, i8, [4 x i8], %"class.net::HashPropensity", i64, %"class.std::vector", %"class.std::vector.0", %"class.std::vector.5", %"class.std::vector.10", %"class.std::vector.5", %"class.net::BinaryTree", %"class.std::unordered_map.25", i64, i64 }
%"class.net::Network" = type { %"class.std::shared_ptr" }
%"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 }
%"class.net::HashPropensity" = type <{ double, double, double, i8, [7 x i8] }>
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.10" = type { %"struct.std::_Vector_base.11" }
%"struct.std::_Vector_base.11" = type { %"struct.std::_Vector_base<std::unordered_set<unsigned int>, std::allocator<std::unordered_set<unsigned int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::unordered_set<unsigned int>, std::allocator<std::unordered_set<unsigned int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::unordered_set<unsigned int>, std::allocator<std::unordered_set<unsigned int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::unordered_set<unsigned int>, std::allocator<std::unordered_set<unsigned int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.net::BinaryTree" = type { ptr, ptr, %"class.std::vector.15", %"class.std::unordered_map" }
%"class.std::vector.15" = type { %"struct.std::_Vector_base.16" }
%"struct.std::_Vector_base.16" = type { %"struct.std::_Vector_base<net::BinaryTreeNode *, std::allocator<net::BinaryTreeNode *>>::_Vector_impl" }
%"struct.std::_Vector_base<net::BinaryTreeNode *, std::allocator<net::BinaryTreeNode *>>::_Vector_impl" = type { %"struct.std::_Vector_base<net::BinaryTreeNode *, std::allocator<net::BinaryTreeNode *>>::_Vector_impl_data" }
%"struct.std::_Vector_base<net::BinaryTreeNode *, std::allocator<net::BinaryTreeNode *>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::unordered_map" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.std::unordered_map.25" = type { %"class.std::_Hashtable.26" }
%"class.std::_Hashtable.26" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"class.pcg_detail::engine" = type { %"class.pcg_detail::specific_stream", i64 }
%"class.pcg_detail::specific_stream" = type { i64 }
%"class.std::uniform_real_distribution" = type { %"struct.std::uniform_real_distribution<>::param_type" }
%"struct.std::uniform_real_distribution<>::param_type" = type { double, double }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.45" = type { %"struct.std::_Vector_base.46" }
%"struct.std::_Vector_base.46" = type { %"struct.std::_Vector_base<std::pair<unsigned int, unsigned int>, std::allocator<std::pair<unsigned int, unsigned int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<unsigned int, unsigned int>, std::allocator<std::pair<unsigned int, unsigned int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<unsigned int, unsigned int>, std::allocator<std::pair<unsigned int, unsigned int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<unsigned int, unsigned int>, std::allocator<std::pair<unsigned int, unsigned int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3net18QSSpreadingProcess25initialize_history_vectorEv(ptr noundef nonnull align 8 dereferenceable(800564)) #0 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN10pcg_detail6engineIjmNS_12xsh_rr_mixinIjmEELb1ENS_15specific_streamImEENS_18default_multiplierImEEE4seedIJRjEEEvDpOT_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3net18QSSpreadingProcess10initializeERKSt6vectorIjSaIjEEj(ptr noundef nonnull align 8 dereferenceable(800564) %0, ptr noundef nonnull align 8 dereferenceable(24) %1, i32 noundef %2) #0 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !9
  %8 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 0, ptr %7, align 4, !tbaa !9
  br label %9

9:                                                ; preds = %23, %3
  %10 = load i32, ptr %7, align 4, !tbaa !9
  %11 = sext i32 %10 to i64
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = call noundef i64 @_ZNKSt6vectorIjSaIjEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %12) #4
  %14 = icmp ult i64 %11, %13
  br i1 %14, label %16, label %15

15:                                               ; preds = %9
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  br label %26

16:                                               ; preds = %9
  %17 = getelementptr inbounds %"class.net::SpreadingProcess", ptr %8, i32 0, i32 0
  %18 = load ptr, ptr %5, align 8, !tbaa !5
  %19 = load i32, ptr %7, align 4, !tbaa !9
  %20 = sext i32 %19 to i64
  %21 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIjSaIjEE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %18, i64 noundef %20)
  %22 = load i32, ptr %21, align 4, !tbaa !9
  call void @_ZN3net16StaticNetworkSIR9infectionEj(ptr noundef nonnull align 8 dereferenceable(384) %17, i32 noundef %22)
  br label %23

23:                                               ; preds = %16
  %24 = load i32, ptr %7, align 4, !tbaa !9
  %25 = add nsw i32 %24, 1
  store i32 %25, ptr %7, align 4, !tbaa !9
  br label %9, !llvm.loop !11

26:                                               ; preds = %15
  %27 = getelementptr inbounds %"class.net::SpreadingProcess", ptr %8, i32 0, i32 1
  call void @_ZN10pcg_detail6engineIjmNS_12xsh_rr_mixinIjmEELb1ENS_15specific_streamImEENS_18default_multiplierImEEE4seedIJRjEEEvDpOT_(ptr noundef nonnull align 8 dereferenceable(16) %27, ptr noundef nonnull align 4 dereferenceable(4) %6)
  call void @_ZN3net18QSSpreadingProcess25initialize_history_vectorEv(ptr noundef nonnull align 8 dereferenceable(800564) %8)
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIjSaIjEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

declare void @_ZN3net16StaticNetworkSIR9infectionEj(ptr noundef nonnull align 8 dereferenceable(384), i32 noundef) #3

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIjSaIjEE2atEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { "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 }

!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 = 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"

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3net18QSSpreadingProcess25initialize_history_vectorEv(ptr noundef nonnull align 8 dereferenceable(800564)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN10pcg_detail6engineIjmNS_12xsh_rr_mixinIjmEELb1ENS_15specific_streamImEENS_18default_multiplierImEEE4seedIJRjEEEvDpOT_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3net18QSSpreadingProcess10initializeERKSt6vectorIjSaIjEEj(ptr noundef nonnull align 8 dereferenceable(800564) %0, ptr noundef nonnull align 8 dereferenceable(24) %1, i32 noundef %2) local_unnamed_addr #0 align 2 {
  %4 = alloca i32, align 4
  store i32 %2, ptr %4, align 4, !tbaa !5
  %5 = tail call noundef i64 @_ZNKSt6vectorIjSaIjEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %.not = icmp eq i64 %5, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %3
  %6 = getelementptr inbounds i8, ptr %0, i64 384
  call void @_ZN10pcg_detail6engineIjmNS_12xsh_rr_mixinIjmEELb1ENS_15specific_streamImEENS_18default_multiplierImEEE4seedIJRjEEEvDpOT_(ptr noundef nonnull align 8 dereferenceable(16) %6, ptr noundef nonnull align 4 dereferenceable(4) %4)
  call void @_ZN3net18QSSpreadingProcess25initialize_history_vectorEv(ptr noundef nonnull align 8 dereferenceable(800564) %0)
  ret void

.lr.ph:                                           ; preds = %3, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %3 ]
  %7 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIjSaIjEE2atEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv)
  %8 = load i32, ptr %7, align 4, !tbaa !5
  tail call void @_ZN3net16StaticNetworkSIR9infectionEj(ptr noundef nonnull align 8 dereferenceable(384) %0, i32 noundef %8)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %9 = tail call noundef i64 @_ZNKSt6vectorIjSaIjEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #3
  %10 = icmp ugt i64 %9, %indvars.iv.next
  br i1 %10, label %.lr.ph, label %._crit_edge, !llvm.loop !9
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIjSaIjEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

declare void @_ZN3net16StaticNetworkSIR9infectionEj(ptr noundef nonnull align 8 dereferenceable(384), i32 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIjSaIjEE2atEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 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 = { "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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


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