; LLVM IR from fastmachinelearning/hls4ml :: hls4ml/templates/quartus (myproject_bridge)

; 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.std::_Rb_tree_iterator" = type { ptr }
%"struct.std::pair" = type { %"class.std::__cxx11::basic_string", ptr }
%"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.trace_data = type { ptr, ptr }

@_ZN4nnet13trace_outputsB5cxx11E = external dso_local global ptr, align 8

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvSt4lessIS5_ESaISt4pairIKS5_S6_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvSt4lessIS5_ESaISt4pairIKS5_S6_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #1 align 2

; 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 noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @collect_trace_output(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  %4 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %5 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %6 = alloca %"struct.std::_Rb_tree_iterator", align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #2
  store i32 0, ptr %3, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #2
  %7 = load ptr, ptr @_ZN4nnet13trace_outputsB5cxx11E, align 8, !tbaa !5
  %8 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvSt4lessIS5_ESaISt4pairIKS5_S6_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %7) #2
  %9 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %4, i32 0, i32 0
  store ptr %8, ptr %9, align 8
  br label %10

10:                                               ; preds = %35, %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #2
  %11 = load ptr, ptr @_ZN4nnet13trace_outputsB5cxx11E, align 8, !tbaa !5
  %12 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvSt4lessIS5_ESaISt4pairIKS5_S6_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %11) #2
  %13 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %5, i32 0, i32 0
  store ptr %12, ptr %13, align 8
  %14 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEESC_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #2
  br i1 %14, label %16, label %15

15:                                               ; preds = %10
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #2
  br label %38

16:                                               ; preds = %10
  %17 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #2
  %18 = getelementptr inbounds %"struct.std::pair", ptr %17, i32 0, i32 0
  %19 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %18) #2
  %20 = load ptr, ptr %2, align 8, !tbaa !5
  %21 = load i32, ptr %3, align 4, !tbaa !9
  %22 = sext i32 %21 to i64
  %23 = getelementptr inbounds %struct.trace_data, ptr %20, i64 %22
  %24 = getelementptr inbounds %struct.trace_data, ptr %23, i32 0, i32 0
  store ptr %19, ptr %24, align 8, !tbaa !11
  %25 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #2
  %26 = getelementptr inbounds %"struct.std::pair", ptr %25, i32 0, i32 1
  %27 = load ptr, ptr %26, align 8, !tbaa !13
  %28 = load ptr, ptr %2, align 8, !tbaa !5
  %29 = load i32, ptr %3, align 4, !tbaa !9
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds %struct.trace_data, ptr %28, i64 %30
  %32 = getelementptr inbounds %struct.trace_data, ptr %31, i32 0, i32 1
  store ptr %27, ptr %32, align 8, !tbaa !18
  %33 = load i32, ptr %3, align 4, !tbaa !9
  %34 = add nsw i32 %33, 1
  store i32 %34, ptr %3, align 4, !tbaa !9
  br label %35

35:                                               ; preds = %16
  %36 = call ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %4, i32 noundef 0) #2
  %37 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %6, i32 0, i32 0
  store ptr %36, ptr %37, align 8
  br label %10, !llvm.loop !19

38:                                               ; preds = %15
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #2
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32)) #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 = { 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, !6, i64 0}
!12 = !{!"_ZTS10trace_data", !6, i64 0, !6, i64 8}
!13 = !{!14, !6, i64 32}
!14 = !{!"_ZTSSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvE", !15, i64 0, !6, i64 32}
!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 = !{!12, !6, i64 8}
!19 = distinct !{!19, !20}
!20 = !{!"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"

%"struct.std::_Rb_tree_iterator" = type { ptr }
%struct.trace_data = type { ptr, ptr }

@_ZN4nnet13trace_outputsB5cxx11E = external dso_local local_unnamed_addr global ptr, align 8

; 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 nounwind uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvSt4lessIS5_ESaISt4pairIKS5_S6_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEESC_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvSt4lessIS5_ESaISt4pairIKS5_S6_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1 align 2

; 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 noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @collect_trace_output(ptr nocapture noundef writeonly %0) local_unnamed_addr #1 {
  %2 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %3 = alloca %"struct.std::_Rb_tree_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #2
  %4 = load ptr, ptr @_ZN4nnet13trace_outputsB5cxx11E, align 8, !tbaa !5
  %5 = tail call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvSt4lessIS5_ESaISt4pairIKS5_S6_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %4) #2
  store ptr %5, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #2
  %6 = load ptr, ptr @_ZN4nnet13trace_outputsB5cxx11E, align 8, !tbaa !5
  %7 = tail call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvSt4lessIS5_ESaISt4pairIKS5_S6_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %6) #2
  store ptr %7, ptr %3, align 8
  %8 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEESC_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #2
  br i1 %8, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %1
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #2
  ret void

.lr.ph:                                           ; preds = %1, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %1 ]
  %9 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #2
  %10 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %9) #2
  %11 = getelementptr inbounds %struct.trace_data, ptr %0, i64 %indvars.iv
  store ptr %10, ptr %11, align 8, !tbaa !9
  %12 = call noundef ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #2
  %13 = getelementptr inbounds i8, ptr %12, i64 32
  %14 = load ptr, ptr %13, align 8, !tbaa !11
  %15 = getelementptr inbounds i8, ptr %11, i64 8
  store ptr %14, ptr %15, align 8, !tbaa !16
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %16 = call ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEEppEi(ptr noundef nonnull align 8 dereferenceable(8) %2, i32 noundef 0) #2
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #2
  %17 = load ptr, ptr @_ZN4nnet13trace_outputsB5cxx11E, align 8, !tbaa !5
  %18 = call ptr @_ZNSt3mapINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvSt4lessIS5_ESaISt4pairIKS5_S6_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %17) #2
  store ptr %18, ptr %3, align 8
  %19 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvEESC_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #2
  br i1 %19, label %.lr.ph, label %._crit_edge, !llvm.loop !17
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32)) local_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 = { 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, !6, i64 0}
!10 = !{!"_ZTS10trace_data", !6, i64 0, !6, i64 8}
!11 = !{!12, !6, i64 32}
!12 = !{!"_ZTSSt4pairIKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEPvE", !13, i64 0, !6, i64 32}
!13 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !14, i64 0, !15, i64 8, !7, i64 16}
!14 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!15 = !{!"long", !7, i64 0}
!16 = !{!10, !6, i64 8}
!17 = distinct !{!17, !18}
!18 = !{!"llvm.loop.mustprogress"}


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