; LLVM IR from UBIC-repo/core :: Network/Network.ll (ZN7Network12askForBlocksESt10shared_ptrI13PeerInterfaceE12AskForBlocks)

; 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.AskForBlocks = type { i8, i64, i64 }
%class.NetworkMessage = type { i32, ptr }

declare i32 @__gxx_personality_v0(...)

; 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) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN14NetworkMessageD2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt19__shared_ptr_accessI13PeerInterfaceLN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN7Network12askForBlocksESt10shared_ptrI13PeerInterfaceE12AskForBlocks(ptr noundef %0, ptr noundef byval(%struct.AskForBlocks) align 8 %1) #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca %class.NetworkMessage, align 8
  %5 = alloca %struct.AskForBlocks, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  %8 = call noundef ptr @_ZNKSt19__shared_ptr_accessI13PeerInterfaceLN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %0) #3
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %5, ptr align 8 %1, i64 24, i1 false), !tbaa.struct !9
  call void @_ZN20NetworkMessageHelper25serializeToNetworkMessageI12AskForBlocksEE14NetworkMessageT_(ptr dead_on_unwind writable sret(%class.NetworkMessage) align 8 %4, ptr noundef byval(%struct.AskForBlocks) align 8 %5)
  %9 = load ptr, ptr %8, align 8, !tbaa !13
  %10 = getelementptr inbounds ptr, ptr %9, i64 1
  %11 = load ptr, ptr %10, align 8
  invoke void %11(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef %4)
          to label %12 unwind label %13

12:                                               ; preds = %2
  call void @_ZN14NetworkMessageD2Ev(ptr noundef nonnull align 8 dereferenceable(16) %4) #3
  ret void

13:                                               ; preds = %2
  %14 = landingpad { ptr, i32 }
          cleanup
  %15 = extractvalue { ptr, i32 } %14, 0
  store ptr %15, ptr %6, align 8
  %16 = extractvalue { ptr, i32 } %14, 1
  store i32 %16, ptr %7, align 4
  call void @_ZN14NetworkMessageD2Ev(ptr noundef nonnull align 8 dereferenceable(16) %4) #3
  br label %17

17:                                               ; preds = %13
  %18 = load ptr, ptr %6, align 8
  %19 = load i32, ptr %7, align 4
  %20 = insertvalue { ptr, i32 } poison, ptr %18, 0
  %21 = insertvalue { ptr, i32 } %20, i32 %19, 1
  resume { ptr, i32 } %21
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN20NetworkMessageHelper25serializeToNetworkMessageI12AskForBlocksEE14NetworkMessageT_(ptr dead_on_unwind noalias writable sret(%class.NetworkMessage) align 8, ptr noundef byval(%struct.AskForBlocks) align 8) #2 align 2

attributes #0 = { nocallback nofree 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 = { 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 #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 = !{i64 0, i64 1, !10, i64 8, i64 8, !11, i64 16, i64 8, !11}
!10 = !{!7, !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"vtable pointer", !8, 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"

%struct.AskForBlocks = type { i8, i64, i64 }
%class.NetworkMessage = type { i32, ptr }

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN14NetworkMessageD2Ev(ptr noundef nonnull align 8 dereferenceable(16)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt19__shared_ptr_accessI13PeerInterfaceLN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN7Network12askForBlocksESt10shared_ptrI13PeerInterfaceE12AskForBlocks(ptr noundef nonnull %0, ptr nocapture noundef readonly byval(%struct.AskForBlocks) align 8 %1) local_unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %class.NetworkMessage, align 8
  %4 = tail call noundef ptr @_ZNKSt19__shared_ptr_accessI13PeerInterfaceLN9__gnu_cxx12_Lock_policyE2ELb0ELb0EEptEv(ptr noundef nonnull align 1 dereferenceable(1) %0) #2
  call void @_ZN20NetworkMessageHelper25serializeToNetworkMessageI12AskForBlocksEE14NetworkMessageT_(ptr dead_on_unwind nonnull writable sret(%class.NetworkMessage) align 8 %3, ptr noundef nonnull byval(%struct.AskForBlocks) align 8 %1)
  %5 = load ptr, ptr %4, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %5, i64 8
  %7 = load ptr, ptr %6, align 8
  invoke void %7(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull %3)
          to label %8 unwind label %9

8:                                                ; preds = %2
  call void @_ZN14NetworkMessageD2Ev(ptr noundef nonnull align 8 dereferenceable(16) %3) #2
  ret void

9:                                                ; preds = %2
  %10 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN14NetworkMessageD2Ev(ptr noundef nonnull align 8 dereferenceable(16) %3) #2
  resume { ptr, i32 } %10
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN20NetworkMessageHelper25serializeToNetworkMessageI12AskForBlocksEE14NetworkMessageT_(ptr dead_on_unwind noalias writable sret(%class.NetworkMessage) align 8, ptr noundef byval(%struct.AskForBlocks) align 8) local_unnamed_addr #1 align 2

attributes #0 = { 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 #1 = { 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 = { 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: DSEPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,MemCpyOptPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass