; LLVM IR from mitdbg/deneva :: transport/message.ll (ZN21PPSClientQueryMessage13copy_from_bufEPc)

; 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.PPSClientQueryMessage = type <{ %class.ClientQueryMessage, i64, i64, i64, i64, %class.Array.0, i8, [7 x i8] }>
%class.ClientQueryMessage = type { %class.Message, i64, i64, i64, i64, %class.Array.0 }
%class.Message = type { ptr, i32, i64, i64, i64, i64, i64, i64, double, double, double, double, double, double, double }
%class.Array.0 = type { ptr, i64, i64 }

@.str.1 = external hidden unnamed_addr constant [69 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [18 x i8], align 1
@__PRETTY_FUNCTION__._ZN21PPSClientQueryMessage13copy_from_bufEPc = external hidden unnamed_addr constant [58 x i8], align 1

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

; 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) #1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #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 uwtable
declare dso_local noundef i64 @_ZN18ClientQueryMessage8get_sizeEv(ptr noundef nonnull align 8 dereferenceable(176)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN18ClientQueryMessage13copy_from_bufEPc(ptr noundef nonnull align 8 dereferenceable(176), ptr noundef) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN21PPSClientQueryMessage13copy_from_bufEPc(ptr noundef nonnull align 8 dereferenceable(233) %0, ptr noundef %1) unnamed_addr #3 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %9 = load ptr, ptr %3, align 8
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZN18ClientQueryMessage13copy_from_bufEPc(ptr noundef nonnull align 8 dereferenceable(176) %9, ptr noundef %10)
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  %11 = call noundef i64 @_ZN18ClientQueryMessage8get_sizeEv(ptr noundef nonnull align 8 dereferenceable(176) %9)
  store i64 %11, ptr %5, align 8, !tbaa !9
  %12 = getelementptr inbounds %class.PPSClientQueryMessage, ptr %9, i32 0, i32 1
  %13 = load ptr, ptr %4, align 8, !tbaa !5
  %14 = load i64, ptr %5, align 8, !tbaa !9
  %15 = getelementptr inbounds i8, ptr %13, i64 %14
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %12, ptr align 1 %15, i64 8, i1 false)
  %16 = load i64, ptr %5, align 8, !tbaa !9
  %17 = add i64 %16, 8
  store i64 %17, ptr %5, align 8, !tbaa !9
  %18 = getelementptr inbounds %class.PPSClientQueryMessage, ptr %9, i32 0, i32 2
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = load i64, ptr %5, align 8, !tbaa !9
  %21 = getelementptr inbounds i8, ptr %19, i64 %20
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %18, ptr align 1 %21, i64 8, i1 false)
  %22 = load i64, ptr %5, align 8, !tbaa !9
  %23 = add i64 %22, 8
  store i64 %23, ptr %5, align 8, !tbaa !9
  %24 = getelementptr inbounds %class.PPSClientQueryMessage, ptr %9, i32 0, i32 3
  %25 = load ptr, ptr %4, align 8, !tbaa !5
  %26 = load i64, ptr %5, align 8, !tbaa !9
  %27 = getelementptr inbounds i8, ptr %25, i64 %26
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %24, ptr align 1 %27, i64 8, i1 false)
  %28 = load i64, ptr %5, align 8, !tbaa !9
  %29 = add i64 %28, 8
  store i64 %29, ptr %5, align 8, !tbaa !9
  %30 = getelementptr inbounds %class.PPSClientQueryMessage, ptr %9, i32 0, i32 4
  %31 = load ptr, ptr %4, align 8, !tbaa !5
  %32 = load i64, ptr %5, align 8, !tbaa !9
  %33 = getelementptr inbounds i8, ptr %31, i64 %32
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %30, ptr align 1 %33, i64 8, i1 false)
  %34 = load i64, ptr %5, align 8, !tbaa !9
  %35 = add i64 %34, 8
  store i64 %35, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %36 = load ptr, ptr %4, align 8, !tbaa !5
  %37 = load i64, ptr %5, align 8, !tbaa !9
  %38 = getelementptr inbounds i8, ptr %36, i64 %37
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %6, ptr align 1 %38, i64 8, i1 false)
  %39 = load i64, ptr %5, align 8, !tbaa !9
  %40 = add i64 %39, 8
  store i64 %40, ptr %5, align 8, !tbaa !9
  %41 = getelementptr inbounds %class.PPSClientQueryMessage, ptr %9, i32 0, i32 5
  %42 = load i64, ptr %6, align 8, !tbaa !9
  call void @_ZN5ArrayImE4initEm(ptr noundef nonnull align 8 dereferenceable(24) %41, i64 noundef %42)
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  store i64 0, ptr %7, align 8, !tbaa !9
  br label %43

43:                                               ; preds = %56, %2
  %44 = load i64, ptr %7, align 8, !tbaa !9
  %45 = load i64, ptr %6, align 8, !tbaa !9
  %46 = icmp ult i64 %44, %45
  br i1 %46, label %48, label %47

47:                                               ; preds = %43
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  br label %59

48:                                               ; preds = %43
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %49 = load ptr, ptr %4, align 8, !tbaa !5
  %50 = load i64, ptr %5, align 8, !tbaa !9
  %51 = getelementptr inbounds i8, ptr %49, i64 %50
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %8, ptr align 1 %51, i64 8, i1 false)
  %52 = load i64, ptr %5, align 8, !tbaa !9
  %53 = add i64 %52, 8
  store i64 %53, ptr %5, align 8, !tbaa !9
  %54 = getelementptr inbounds %class.PPSClientQueryMessage, ptr %9, i32 0, i32 5
  %55 = load i64, ptr %8, align 8, !tbaa !9
  call void @_ZN5ArrayImE3addEm(ptr noundef nonnull align 8 dereferenceable(24) %54, i64 noundef %55)
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  br label %56

56:                                               ; preds = %48
  %57 = load i64, ptr %7, align 8, !tbaa !9
  %58 = add i64 %57, 1
  store i64 %58, ptr %7, align 8, !tbaa !9
  br label %43, !llvm.loop !11

59:                                               ; preds = %47
  %60 = load i64, ptr %5, align 8, !tbaa !9
  %61 = load ptr, ptr %9, align 8, !tbaa !13
  %62 = getelementptr inbounds ptr, ptr %61, i64 2
  %63 = load ptr, ptr %62, align 8
  %64 = call noundef i64 %63(ptr noundef nonnull align 8 dereferenceable(233) %9)
  %65 = icmp eq i64 %60, %64
  br i1 %65, label %66, label %67

66:                                               ; preds = %59
  br label %69

67:                                               ; preds = %59
  call void @__assert_fail(ptr noundef @.str.9, ptr noundef @.str.1, i32 noundef 801, ptr noundef @__PRETTY_FUNCTION__._ZN21PPSClientQueryMessage13copy_from_bufEPc) #6
  unreachable

68:                                               ; No predecessors!
  br label %69

69:                                               ; preds = %68, %66
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5ArrayImE4initEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN5ArrayImE3addEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #4 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { noreturn 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 = { 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 #4 = { 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 #5 = { nounwind }
attributes #6 = { noreturn 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}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!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"

@.str.1 = external hidden unnamed_addr constant [69 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [18 x i8], align 1
@__PRETTY_FUNCTION__._ZN21PPSClientQueryMessage13copy_from_bufEPc = external hidden unnamed_addr constant [58 x i8], align 1

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZN18ClientQueryMessage8get_sizeEv(ptr noundef nonnull align 8 dereferenceable(176)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN18ClientQueryMessage13copy_from_bufEPc(ptr noundef nonnull align 8 dereferenceable(176), ptr noundef) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN21PPSClientQueryMessage13copy_from_bufEPc(ptr noundef nonnull align 8 dereferenceable(233) %0, ptr noundef %1) unnamed_addr #1 align 2 {
  tail call void @_ZN18ClientQueryMessage13copy_from_bufEPc(ptr noundef nonnull align 8 dereferenceable(176) %0, ptr noundef %1)
  %3 = tail call noundef i64 @_ZN18ClientQueryMessage8get_sizeEv(ptr noundef nonnull align 8 dereferenceable(176) %0)
  %4 = getelementptr inbounds i8, ptr %0, i64 176
  %5 = getelementptr inbounds i8, ptr %1, i64 %3
  %6 = load i64, ptr %5, align 1
  store i64 %6, ptr %4, align 8
  %7 = getelementptr inbounds i8, ptr %0, i64 184
  %8 = getelementptr i8, ptr %5, i64 8
  %9 = load i64, ptr %8, align 1
  store i64 %9, ptr %7, align 8
  %10 = getelementptr inbounds i8, ptr %0, i64 192
  %11 = getelementptr i8, ptr %5, i64 16
  %12 = load i64, ptr %11, align 1
  store i64 %12, ptr %10, align 8
  %13 = getelementptr inbounds i8, ptr %0, i64 200
  %14 = getelementptr i8, ptr %5, i64 24
  %15 = load i64, ptr %14, align 1
  store i64 %15, ptr %13, align 8
  %16 = getelementptr i8, ptr %5, i64 32
  %.0.copyload3 = load i64, ptr %16, align 1
  %17 = add i64 %3, 40
  %18 = getelementptr inbounds i8, ptr %0, i64 208
  tail call void @_ZN5ArrayImE4initEm(ptr noundef nonnull align 8 dereferenceable(24) %18, i64 noundef %.0.copyload3)
  %.not = icmp eq i64 %.0.copyload3, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %2
  %.0.lcssa = phi i64 [ %17, %2 ], [ %25, %.lr.ph ]
  %19 = load ptr, ptr %0, align 8, !tbaa !5
  %20 = getelementptr inbounds i8, ptr %19, i64 16
  %21 = load ptr, ptr %20, align 8
  %22 = tail call noundef i64 %21(ptr noundef nonnull align 8 dereferenceable(233) %0)
  %23 = icmp eq i64 %.0.lcssa, %22
  br i1 %23, label %28, label %27

.lr.ph:                                           ; preds = %2, %.lr.ph
  %.028 = phi i64 [ %25, %.lr.ph ], [ %17, %2 ]
  %.02627 = phi i64 [ %26, %.lr.ph ], [ 0, %2 ]
  %24 = getelementptr inbounds i8, ptr %1, i64 %.028
  %.0.copyload = load i64, ptr %24, align 1
  %25 = add i64 %.028, 8
  tail call void @_ZN5ArrayImE3addEm(ptr noundef nonnull align 8 dereferenceable(24) %18, i64 noundef %.0.copyload)
  %26 = add nuw i64 %.02627, 1
  %exitcond.not = icmp eq i64 %26, %.0.copyload3
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !8

27:                                               ; preds = %._crit_edge
  tail call void @__assert_fail(ptr noundef nonnull @.str.9, ptr noundef nonnull @.str.1, i32 noundef 801, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN21PPSClientQueryMessage13copy_from_bufEPc) #3
  unreachable

28:                                               ; preds = %._crit_edge
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5ArrayImE4initEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN5ArrayImE3addEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

attributes #0 = { noreturn 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 #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 = { 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 = { noreturn 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"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


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