; LLVM IR from NVIDIA/TensorRT :: plugin/decodeBbox3DPlugin (decodeBbox3D)

; 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"

@_ZTISt9exception = external constant ptr

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) #1

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #2

; Function Attrs: nounwind memory(none)
declare i32 @llvm.eh.typeid.for.p0(ptr) #3

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) #4

declare ptr @__cxa_begin_catch(ptr)

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN8nvinfer16plugin11caughtErrorERKSt9exception(ptr noundef nonnull align 8 dereferenceable(8)) #5

declare void @__cxa_end_catch()

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef ptr @_ZN8nvinfer16plugin25DecodeBbox3DPluginCreator17deserializePluginEPKcPKvm(ptr noundef nonnull align 8 dereferenceable(40) %0, ptr noundef %1, ptr noundef %2, i64 noundef %3) unnamed_addr #6 align 2 personality ptr @__gxx_personality_v0 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i64, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca ptr, align 8
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !5
  store ptr %2, ptr %8, align 8, !tbaa !5
  store i64 %3, ptr %9, align 8, !tbaa !9
  %13 = load ptr, ptr %6, align 8
  %14 = invoke noalias noundef nonnull ptr @_Znwm(i64 noundef 144) #7
          to label %15 unwind label %19

15:                                               ; preds = %4
  %16 = load ptr, ptr %8, align 8, !tbaa !5
  %17 = load i64, ptr %9, align 8, !tbaa !9
  invoke void @_ZN8nvinfer16plugin18DecodeBbox3DPluginC1EPKvm(ptr noundef nonnull align 8 dereferenceable(140) %14, ptr noundef %16, i64 noundef %17)
          to label %18 unwind label %23

18:                                               ; preds = %15
  store ptr %14, ptr %5, align 8
  br label %38

19:                                               ; preds = %4
  %20 = landingpad { ptr, i32 }
          catch ptr @_ZTISt9exception
          catch ptr null
  %21 = extractvalue { ptr, i32 } %20, 0
  store ptr %21, ptr %10, align 8
  %22 = extractvalue { ptr, i32 } %20, 1
  store i32 %22, ptr %11, align 4
  br label %27

23:                                               ; preds = %15
  %24 = landingpad { ptr, i32 }
          catch ptr @_ZTISt9exception
          catch ptr null
  %25 = extractvalue { ptr, i32 } %24, 0
  store ptr %25, ptr %10, align 8
  %26 = extractvalue { ptr, i32 } %24, 1
  store i32 %26, ptr %11, align 4
  call void @_ZdlPvm(ptr noundef %14, i64 noundef 144) #8
  br label %27

27:                                               ; preds = %23, %19
  %28 = load i32, ptr %11, align 4
  %29 = call i32 @llvm.eh.typeid.for.p0(ptr @_ZTISt9exception) #9
  %30 = icmp eq i32 %28, %29
  br i1 %30, label %31, label %43

31:                                               ; preds = %27
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #9
  %32 = load ptr, ptr %10, align 8
  %33 = call ptr @__cxa_begin_catch(ptr %32) #9
  store ptr %33, ptr %12, align 8
  %34 = load ptr, ptr %12, align 8, !tbaa !5
  invoke void @_ZN8nvinfer16plugin11caughtErrorERKSt9exception(ptr noundef nonnull align 8 dereferenceable(8) %34)
          to label %35 unwind label %40

35:                                               ; preds = %31
  invoke void @__cxa_end_catch()
          to label %36 unwind label %40

36:                                               ; preds = %35
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #9
  br label %37

37:                                               ; preds = %36
  store ptr null, ptr %5, align 8
  br label %38

38:                                               ; preds = %37, %18
  %39 = load ptr, ptr %5, align 8
  ret ptr %39

40:                                               ; preds = %35, %31
  %41 = landingpad { ptr, i32 }
          catch ptr null
  %42 = extractvalue { ptr, i32 } %41, 0
  call void @__clang_call_terminate(ptr %42) #10
  unreachable

43:                                               ; preds = %27
  %44 = load ptr, ptr %10, align 8
  call void @__clang_call_terminate(ptr %44) #10
  unreachable
}

declare void @_ZN8nvinfer16plugin18DecodeBbox3DPluginC1EPKvm(ptr, ptr, i64)

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nobuiltin allocsize(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 = { nobuiltin 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 = { nounwind memory(none) }
attributes #4 = { noinline noreturn nounwind uwtable "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 = { inlinehint 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 #6 = { 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 #7 = { builtin allocsize(0) }
attributes #8 = { builtin nounwind }
attributes #9 = { nounwind }
attributes #10 = { 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}


; 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"

@_ZTISt9exception = external constant ptr

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) local_unnamed_addr #0

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: nofree nosync nounwind memory(none)
declare i32 @llvm.eh.typeid.for.p0(ptr) #2

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) local_unnamed_addr #3

declare ptr @__cxa_begin_catch(ptr) local_unnamed_addr

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN8nvinfer16plugin11caughtErrorERKSt9exception(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

declare void @__cxa_end_catch() local_unnamed_addr

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef ptr @_ZN8nvinfer16plugin25DecodeBbox3DPluginCreator17deserializePluginEPKcPKvm(ptr nocapture noundef nonnull readnone align 8 dereferenceable(40) %0, ptr nocapture noundef readnone %1, ptr noundef %2, i64 noundef %3) unnamed_addr #5 align 2 personality ptr @__gxx_personality_v0 {
  %5 = invoke noalias noundef nonnull dereferenceable(144) ptr @_Znwm(i64 noundef 144) #6
          to label %6 unwind label %7

6:                                                ; preds = %4
  invoke void @_ZN8nvinfer16plugin18DecodeBbox3DPluginC1EPKvm(ptr noundef nonnull align 8 dereferenceable(140) %5, ptr noundef %2, i64 noundef %3)
          to label %17 unwind label %9

7:                                                ; preds = %4
  %8 = landingpad { ptr, i32 }
          catch ptr @_ZTISt9exception
          catch ptr null
  br label %11

9:                                                ; preds = %6
  %10 = landingpad { ptr, i32 }
          catch ptr @_ZTISt9exception
          catch ptr null
  tail call void @_ZdlPvm(ptr noundef nonnull %5, i64 noundef 144) #7
  br label %11

11:                                               ; preds = %9, %7
  %.pn = phi { ptr, i32 } [ %10, %9 ], [ %8, %7 ]
  %.07 = extractvalue { ptr, i32 } %.pn, 1
  %.08 = extractvalue { ptr, i32 } %.pn, 0
  %12 = tail call i32 @llvm.eh.typeid.for.p0(ptr nonnull @_ZTISt9exception) #8
  %13 = icmp eq i32 %.07, %12
  br i1 %13, label %14, label %21

14:                                               ; preds = %11
  %15 = tail call ptr @__cxa_begin_catch(ptr %.08) #8
  invoke void @_ZN8nvinfer16plugin11caughtErrorERKSt9exception(ptr noundef nonnull align 8 dereferenceable(8) %15)
          to label %16 unwind label %18

16:                                               ; preds = %14
  invoke void @__cxa_end_catch()
          to label %17 unwind label %18

17:                                               ; preds = %16, %6
  %.0 = phi ptr [ %5, %6 ], [ null, %16 ]
  ret ptr %.0

18:                                               ; preds = %16, %14
  %19 = landingpad { ptr, i32 }
          catch ptr null
  %20 = extractvalue { ptr, i32 } %19, 0
  tail call void @__clang_call_terminate(ptr %20) #9
  unreachable

21:                                               ; preds = %11
  tail call void @__clang_call_terminate(ptr %.08) #9
  unreachable
}

declare void @_ZN8nvinfer16plugin18DecodeBbox3DPluginC1EPKvm(ptr, ptr, i64) local_unnamed_addr

attributes #0 = { nobuiltin allocsize(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 = { nobuiltin 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 #2 = { nofree nosync nounwind memory(none) }
attributes #3 = { noinline noreturn nounwind uwtable "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 = { inlinehint 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 #5 = { 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 #6 = { builtin allocsize(0) }
attributes #7 = { builtin nounwind }
attributes #8 = { nounwind }
attributes #9 = { 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)"}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass