; LLVM IR from flashlight/flashlight :: flashlight/fl/dataset/MemoryBlobDataset.ll (ZNK2fl17MemoryBlobDataset9writeDataElPKcl)

; 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.std::lock_guard" = type { ptr }
%"class.fl::MemoryBlobDataset" = type { %"class.fl::BlobDataset", %"class.std::mutex", %"class.std::vector.5" }
%"class.fl::BlobDataset" = type { %"class.fl::Dataset", i32, [4 x i8], %"class.fl::BlobDatasetEntryBuffer", %"class.std::vector", %"class.std::vector", i64, %"class.std::unordered_map", %"class.std::mutex" }
%"class.fl::Dataset" = type { ptr }
%"class.fl::BlobDatasetEntryBuffer" = type <{ %"class.std::vector", i32, [4 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long, std::allocator<long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long, std::allocator<long>>::_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::mutex" = type { %"class.std::__mutex_base" }
%"class.std::__mutex_base" = type { %union.pthread_mutex_t }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" = type { ptr, ptr, ptr }

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
define dso_local noundef i64 @_ZNK2fl17MemoryBlobDataset9writeDataElPKcl(ptr noundef nonnull align 8 dereferenceable(264) %0, i64 noundef %1, ptr noundef %2, i64 noundef %3) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %5 = alloca ptr, align 8
  %6 = alloca i64, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca %"class.std::lock_guard", align 8
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i64 %1, ptr %6, align 8, !tbaa !9
  store ptr %2, ptr %7, align 8, !tbaa !5
  store i64 %3, ptr %8, align 8, !tbaa !9
  %12 = load ptr, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %13 = getelementptr inbounds %"class.fl::MemoryBlobDataset", ptr %12, i32 0, i32 1
  call void @_ZNSt10lock_guardISt5mutexEC2ERS0_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(40) %13)
  %14 = load i64, ptr %6, align 8, !tbaa !9
  %15 = load i64, ptr %8, align 8, !tbaa !9
  %16 = add nsw i64 %14, %15
  %17 = getelementptr inbounds %"class.fl::MemoryBlobDataset", ptr %12, i32 0, i32 2
  %18 = call noundef i64 @_ZNKSt6vectorIcSaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %17) #4
  %19 = icmp ugt i64 %16, %18
  br i1 %19, label %20, label %30

20:                                               ; preds = %4
  %21 = getelementptr inbounds %"class.fl::MemoryBlobDataset", ptr %12, i32 0, i32 2
  %22 = load i64, ptr %6, align 8, !tbaa !9
  %23 = load i64, ptr %8, align 8, !tbaa !9
  %24 = add nsw i64 %22, %23
  invoke void @_ZNSt6vectorIcSaIcEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %21, i64 noundef %24)
          to label %25 unwind label %26

25:                                               ; preds = %20
  br label %30

26:                                               ; preds = %20
  %27 = landingpad { ptr, i32 }
          cleanup
  %28 = extractvalue { ptr, i32 } %27, 0
  store ptr %28, ptr %10, align 8
  %29 = extractvalue { ptr, i32 } %27, 1
  store i32 %29, ptr %11, align 4
  call void @_ZNSt10lock_guardISt5mutexED2Ev(ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  br label %38

30:                                               ; preds = %25, %4
  %31 = getelementptr inbounds %"class.fl::MemoryBlobDataset", ptr %12, i32 0, i32 2
  %32 = call noundef ptr @_ZNSt6vectorIcSaIcEE4dataEv(ptr noundef nonnull align 8 dereferenceable(24) %31) #4
  %33 = load i64, ptr %6, align 8, !tbaa !9
  %34 = getelementptr inbounds i8, ptr %32, i64 %33
  %35 = load ptr, ptr %7, align 8, !tbaa !5
  %36 = load i64, ptr %8, align 8, !tbaa !9
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %34, ptr align 1 %35, i64 %36, i1 false)
  %37 = load i64, ptr %8, align 8, !tbaa !9
  call void @_ZNSt10lock_guardISt5mutexED2Ev(ptr noundef nonnull align 8 dereferenceable(8) %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  ret i64 %37

38:                                               ; preds = %26
  %39 = load ptr, ptr %10, align 8
  %40 = load i32, ptr %11, align 4
  %41 = insertvalue { ptr, i32 } poison, ptr %39, 0
  %42 = insertvalue { ptr, i32 } %41, i32 %40, 1
  resume { ptr, i32 } %42
}

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt10lock_guardISt5mutexEC2ERS0_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIcSaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIcSaIcEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNSt6vectorIcSaIcEE4dataEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 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) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt10lock_guardISt5mutexED2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2 align 2

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

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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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 = !{!"long", !7, 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"

%"class.std::lock_guard" = type { ptr }

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
define dso_local noundef i64 @_ZNK2fl17MemoryBlobDataset9writeDataElPKcl(ptr noundef nonnull align 8 dereferenceable(264) %0, i64 noundef %1, ptr nocapture noundef readonly %2, i64 noundef returned %3) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %5 = alloca %"class.std::lock_guard", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %6 = getelementptr inbounds i8, ptr %0, i64 200
  call void @_ZNSt10lock_guardISt5mutexEC2ERS0_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(40) %6)
  %7 = add nsw i64 %3, %1
  %8 = getelementptr inbounds i8, ptr %0, i64 240
  %9 = call noundef i64 @_ZNKSt6vectorIcSaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %8) #4
  %10 = icmp ugt i64 %7, %9
  br i1 %10, label %11, label %14

11:                                               ; preds = %4
  invoke void @_ZNSt6vectorIcSaIcEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %7)
          to label %14 unwind label %12

12:                                               ; preds = %11
  %13 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt10lock_guardISt5mutexED2Ev(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  resume { ptr, i32 } %13

14:                                               ; preds = %11, %4
  %15 = call noundef ptr @_ZNSt6vectorIcSaIcEE4dataEv(ptr noundef nonnull align 8 dereferenceable(24) %8) #4
  %16 = getelementptr inbounds i8, ptr %15, i64 %1
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %16, ptr align 1 %2, i64 %3, i1 false)
  call void @_ZNSt10lock_guardISt5mutexED2Ev(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  ret i64 %3
}

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt10lock_guardISt5mutexEC2ERS0_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIcSaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIcSaIcEE6resizeEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNSt6vectorIcSaIcEE4dataEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress 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) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt10lock_guardISt5mutexED2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2 align 2

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

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 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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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)"}


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