; LLVM IR from NVIDIA/DALI :: dali/c_api_2 (data_objects)

; 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::__exception_ptr::exception_ptr" = type { ptr }

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

declare i32 @__gxx_personality_v0(...)

; 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 ptr @_ZN4dali5c_api9ToPointerEP11_DALITensor(ptr noundef) #1

declare noundef i32 @_ZN4dali5c_api9CheckInitEv() #2

declare ptr @__cxa_begin_catch(ptr)

declare noundef i32 @_ZN4dali5c_api11HandleErrorENSt15__exception_ptr13exception_ptrE(ptr noundef) #2

; Function Attrs: nounwind
declare void @_ZSt17current_exceptionv(ptr dead_on_unwind writable sret(%"class.std::__exception_ptr::exception_ptr") align 8) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__exception_ptr13exception_ptrD2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #4 align 2

declare void @__cxa_end_catch()

; Function Attrs: noinline noreturn nounwind uwtable
declare hidden void @__clang_call_terminate(ptr noundef) #5

; Function Attrs: mustprogress uwtable
define dso_local i32 @daliTensorDecRef(ptr noundef %0, ptr noundef %1) #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::__exception_ptr::exception_ptr", align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #7
  %13 = invoke noundef i32 @_ZN4dali5c_api9CheckInitEv()
          to label %14 unwind label %19

14:                                               ; preds = %2
  store i32 %13, ptr %6, align 4, !tbaa !9
  %15 = load i32, ptr %6, align 4, !tbaa !9
  %16 = icmp ne i32 %15, 0
  br i1 %16, label %17, label %23

17:                                               ; preds = %14
  %18 = load i32, ptr %6, align 4, !tbaa !9
  store i32 %18, ptr %3, align 4
  store i32 1, ptr %9, align 4
  br label %25

19:                                               ; preds = %2
  %20 = landingpad { ptr, i32 }
          catch ptr null
  %21 = extractvalue { ptr, i32 } %20, 0
  store ptr %21, ptr %7, align 8
  %22 = extractvalue { ptr, i32 } %20, 1
  store i32 %22, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  br label %42

23:                                               ; preds = %14
  br label %24

24:                                               ; preds = %23
  store i32 0, ptr %9, align 4
  br label %25

25:                                               ; preds = %24, %17
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #7
  %26 = load i32, ptr %9, align 4
  switch i32 %26, label %64 [
    i32 0, label %27
    i32 1, label %54
  ]

27:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #7
  %28 = load ptr, ptr %4, align 8, !tbaa !5
  %29 = invoke noundef ptr @_ZN4dali5c_api9ToPointerEP11_DALITensor(ptr noundef %28)
          to label %30 unwind label %38

30:                                               ; preds = %27
  store ptr %29, ptr %10, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #7
  %31 = load ptr, ptr %10, align 8, !tbaa !5
  %32 = call noundef i32 @_ZN4dali5c_api16RefCountedObject6DecRefEv(ptr noundef nonnull align 8 dereferenceable(12) %31) #7
  store i32 %32, ptr %11, align 4, !tbaa !11
  %33 = load ptr, ptr %5, align 8, !tbaa !5
  %34 = icmp ne ptr %33, null
  br i1 %34, label %35, label %47

35:                                               ; preds = %30
  %36 = load i32, ptr %11, align 4, !tbaa !11
  %37 = load ptr, ptr %5, align 8, !tbaa !5
  store i32 %36, ptr %37, align 4, !tbaa !11
  br label %47

38:                                               ; preds = %27
  %39 = landingpad { ptr, i32 }
          catch ptr null
  %40 = extractvalue { ptr, i32 } %39, 0
  store ptr %40, ptr %7, align 8
  %41 = extractvalue { ptr, i32 } %39, 1
  store i32 %41, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  br label %42

42:                                               ; preds = %38, %19
  %43 = load ptr, ptr %7, align 8
  %44 = call ptr @__cxa_begin_catch(ptr %43) #7
  call void @_ZSt17current_exceptionv(ptr dead_on_unwind writable sret(%"class.std::__exception_ptr::exception_ptr") align 8 %12) #7
  %45 = invoke noundef i32 @_ZN4dali5c_api11HandleErrorENSt15__exception_ptr13exception_ptrE(ptr noundef %12)
          to label %46 unwind label %48

46:                                               ; preds = %42
  store i32 %45, ptr %3, align 4
  call void @_ZNSt15__exception_ptr13exception_ptrD2Ev(ptr noundef nonnull align 8 dereferenceable(8) %12) #7
  store i32 1, ptr %9, align 4
  call void @__cxa_end_catch()
  br label %54

47:                                               ; preds = %35, %30
  store i32 0, ptr %3, align 4
  store i32 1, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #7
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #7
  br label %54

48:                                               ; preds = %42
  %49 = landingpad { ptr, i32 }
          cleanup
  %50 = extractvalue { ptr, i32 } %49, 0
  store ptr %50, ptr %7, align 8
  %51 = extractvalue { ptr, i32 } %49, 1
  store i32 %51, ptr %8, align 4
  call void @_ZNSt15__exception_ptr13exception_ptrD2Ev(ptr noundef nonnull align 8 dereferenceable(8) %12) #7
  invoke void @__cxa_end_catch()
          to label %52 unwind label %61

52:                                               ; preds = %48
  br label %56

53:                                               ; No predecessors!
  unreachable

54:                                               ; preds = %47, %46, %25
  %55 = load i32, ptr %3, align 4
  ret i32 %55

56:                                               ; preds = %52
  %57 = load ptr, ptr %7, align 8
  %58 = load i32, ptr %8, align 4
  %59 = insertvalue { ptr, i32 } poison, ptr %57, 0
  %60 = insertvalue { ptr, i32 } %59, i32 %58, 1
  resume { ptr, i32 } %60

61:                                               ; preds = %48
  %62 = landingpad { ptr, i32 }
          catch ptr null
  %63 = extractvalue { ptr, i32 } %62, 0
  call void @__clang_call_terminate(ptr %63) #8
  unreachable

64:                                               ; preds = %25
  unreachable
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN4dali5c_api16RefCountedObject6DecRefEv(ptr noundef nonnull align 8 dereferenceable(12)) #6 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { "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 "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 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 = { 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 #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 = { nounwind }
attributes #8 = { 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 = !{!"_ZTS12daliResult_t", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !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::__exception_ptr::exception_ptr" = type { ptr }

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local noundef ptr @_ZN4dali5c_api9ToPointerEP11_DALITensor(ptr noundef) local_unnamed_addr #0

declare noundef i32 @_ZN4dali5c_api9CheckInitEv() local_unnamed_addr #1

declare ptr @__cxa_begin_catch(ptr) local_unnamed_addr

declare noundef i32 @_ZN4dali5c_api11HandleErrorENSt15__exception_ptr13exception_ptrE(ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind
declare void @_ZSt17current_exceptionv(ptr dead_on_unwind writable sret(%"class.std::__exception_ptr::exception_ptr") align 8) local_unnamed_addr #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__exception_ptr13exception_ptrD2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #3 align 2

declare void @__cxa_end_catch() local_unnamed_addr

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

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @daliTensorDecRef(ptr noundef %0, ptr noundef writeonly %1) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::__exception_ptr::exception_ptr", align 8
  %4 = invoke noundef i32 @_ZN4dali5c_api9CheckInitEv()
          to label %5 unwind label %6

5:                                                ; preds = %2
  %.not.not = icmp eq i32 %4, 0
  br i1 %.not.not, label %8, label %21

6:                                                ; preds = %2
  %7 = landingpad { ptr, i32 }
          catch ptr null
  br label %15

8:                                                ; preds = %5
  %9 = invoke noundef ptr @_ZN4dali5c_api9ToPointerEP11_DALITensor(ptr noundef %0)
          to label %10 unwind label %13

10:                                               ; preds = %8
  %11 = tail call noundef i32 @_ZN4dali5c_api16RefCountedObject6DecRefEv(ptr noundef nonnull align 8 dereferenceable(12) %9) #6
  %.not13 = icmp eq ptr %1, null
  br i1 %.not13, label %21, label %12

12:                                               ; preds = %10
  store i32 %11, ptr %1, align 4, !tbaa !5
  br label %21

13:                                               ; preds = %8
  %14 = landingpad { ptr, i32 }
          catch ptr null
  br label %15

15:                                               ; preds = %13, %6
  %.pn = phi { ptr, i32 } [ %14, %13 ], [ %7, %6 ]
  %.011 = extractvalue { ptr, i32 } %.pn, 0
  %16 = tail call ptr @__cxa_begin_catch(ptr %.011) #6
  call void @_ZSt17current_exceptionv(ptr dead_on_unwind nonnull writable sret(%"class.std::__exception_ptr::exception_ptr") align 8 %3) #6
  %17 = invoke noundef i32 @_ZN4dali5c_api11HandleErrorENSt15__exception_ptr13exception_ptrE(ptr noundef nonnull %3)
          to label %18 unwind label %19

18:                                               ; preds = %15
  call void @_ZNSt15__exception_ptr13exception_ptrD2Ev(ptr noundef nonnull align 8 dereferenceable(8) %3) #6
  call void @__cxa_end_catch()
  br label %21

19:                                               ; preds = %15
  %20 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__exception_ptr13exception_ptrD2Ev(ptr noundef nonnull align 8 dereferenceable(8) %3) #6
  invoke void @__cxa_end_catch()
          to label %22 unwind label %23

21:                                               ; preds = %5, %10, %12, %18
  %.1 = phi i32 [ %4, %5 ], [ %17, %18 ], [ 0, %12 ], [ 0, %10 ]
  ret i32 %.1

22:                                               ; preds = %19
  resume { ptr, i32 } %20

23:                                               ; preds = %19
  %24 = landingpad { ptr, i32 }
          catch ptr null
  %25 = extractvalue { ptr, i32 } %24, 0
  call void @__clang_call_terminate(ptr %25) #7
  unreachable
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN4dali5c_api16RefCountedObject6DecRefEv(ptr noundef nonnull align 8 dereferenceable(12)) local_unnamed_addr #5 align 2

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 = { "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 "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 = { inlinehint 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 #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 = { 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 = { nounwind }
attributes #7 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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