; LLVM IR from NVIDIA/DALI :: dali/pipeline/executor (op_graph_verifier)

; 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"

; 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: mustprogress uwtable
declare dso_local void @_ZN4dali22CheckParentConstraintsERKNS_7OpGraphERKNS_6OpNodeE(ptr noundef nonnull align 8 dereferenceable(217), ptr noundef nonnull align 8 dereferenceable(576)) #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(576) ptr @_ZNK4dali7OpGraph4NodeEl(ptr noundef nonnull align 8 dereferenceable(217), i64 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4dali29CheckArgumentInputConstraintsERKNS_7OpGraphERKNS_6OpNodeE(ptr noundef nonnull align 8 dereferenceable(217), ptr noundef nonnull align 8 dereferenceable(576)) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4dali26CheckConsistentTensorEdgesERKNS_7OpGraphERKNS_10TensorNodeE(ptr noundef nonnull align 8 dereferenceable(217), ptr noundef nonnull align 8 dereferenceable(96)) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4dali21CheckGraphConstraintsERKNS_7OpGraphE(ptr noundef nonnull align 8 dereferenceable(217) %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  store i32 0, ptr %3, align 4, !tbaa !9
  br label %5

5:                                                ; preds = %23, %1
  %6 = load i32, ptr %3, align 4, !tbaa !9
  %7 = sext i32 %6 to i64
  %8 = load ptr, ptr %2, align 8, !tbaa !5
  %9 = call noundef i64 @_ZNK4dali7OpGraph5NumOpEv(ptr noundef nonnull align 8 dereferenceable(217) %8)
  %10 = icmp slt i64 %7, %9
  br i1 %10, label %12, label %11

11:                                               ; preds = %5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  br label %26

12:                                               ; preds = %5
  %13 = load ptr, ptr %2, align 8, !tbaa !5
  %14 = load ptr, ptr %2, align 8, !tbaa !5
  %15 = load i32, ptr %3, align 4, !tbaa !9
  %16 = sext i32 %15 to i64
  %17 = call noundef nonnull align 8 dereferenceable(576) ptr @_ZNK4dali7OpGraph4NodeEl(ptr noundef nonnull align 8 dereferenceable(217) %14, i64 noundef %16)
  call void @_ZN4dali22CheckParentConstraintsERKNS_7OpGraphERKNS_6OpNodeE(ptr noundef nonnull align 8 dereferenceable(217) %13, ptr noundef nonnull align 8 dereferenceable(576) %17)
  %18 = load ptr, ptr %2, align 8, !tbaa !5
  %19 = load ptr, ptr %2, align 8, !tbaa !5
  %20 = load i32, ptr %3, align 4, !tbaa !9
  %21 = sext i32 %20 to i64
  %22 = call noundef nonnull align 8 dereferenceable(576) ptr @_ZNK4dali7OpGraph4NodeEl(ptr noundef nonnull align 8 dereferenceable(217) %19, i64 noundef %21)
  call void @_ZN4dali29CheckArgumentInputConstraintsERKNS_7OpGraphERKNS_6OpNodeE(ptr noundef nonnull align 8 dereferenceable(217) %18, ptr noundef nonnull align 8 dereferenceable(576) %22)
  br label %23

23:                                               ; preds = %12
  %24 = load i32, ptr %3, align 4, !tbaa !9
  %25 = add nsw i32 %24, 1
  store i32 %25, ptr %3, align 4, !tbaa !9
  br label %5, !llvm.loop !11

26:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #3
  store i32 0, ptr %4, align 4, !tbaa !9
  br label %27

27:                                               ; preds = %40, %26
  %28 = load i32, ptr %4, align 4, !tbaa !9
  %29 = sext i32 %28 to i64
  %30 = load ptr, ptr %2, align 8, !tbaa !5
  %31 = call noundef i64 @_ZNK4dali7OpGraph9NumTensorEv(ptr noundef nonnull align 8 dereferenceable(217) %30)
  %32 = icmp slt i64 %29, %31
  br i1 %32, label %34, label %33

33:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #3
  br label %43

34:                                               ; preds = %27
  %35 = load ptr, ptr %2, align 8, !tbaa !5
  %36 = load ptr, ptr %2, align 8, !tbaa !5
  %37 = load i32, ptr %4, align 4, !tbaa !9
  %38 = sext i32 %37 to i64
  %39 = call noundef nonnull align 8 dereferenceable(96) ptr @_ZNK4dali7OpGraph6TensorEl(ptr noundef nonnull align 8 dereferenceable(217) %36, i64 noundef %38)
  call void @_ZN4dali26CheckConsistentTensorEdgesERKNS_7OpGraphERKNS_10TensorNodeE(ptr noundef nonnull align 8 dereferenceable(217) %35, ptr noundef nonnull align 8 dereferenceable(96) %39)
  br label %40

40:                                               ; preds = %34
  %41 = load i32, ptr %4, align 4, !tbaa !9
  %42 = add nsw i32 %41, 1
  store i32 %42, ptr %4, align 4, !tbaa !9
  br label %27, !llvm.loop !13

43:                                               ; preds = %33
  ret void
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK4dali7OpGraph5NumOpEv(ptr noundef nonnull align 8 dereferenceable(217)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK4dali7OpGraph9NumTensorEv(ptr noundef nonnull align 8 dereferenceable(217)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(96) ptr @_ZNK4dali7OpGraph6TensorEl(ptr noundef nonnull align 8 dereferenceable(217), i64 noundef) #1 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 = { 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 #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 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


; 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"

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4dali22CheckParentConstraintsERKNS_7OpGraphERKNS_6OpNodeE(ptr noundef nonnull align 8 dereferenceable(217), ptr noundef nonnull align 8 dereferenceable(576)) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(576) ptr @_ZNK4dali7OpGraph4NodeEl(ptr noundef nonnull align 8 dereferenceable(217), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4dali29CheckArgumentInputConstraintsERKNS_7OpGraphERKNS_6OpNodeE(ptr noundef nonnull align 8 dereferenceable(217), ptr noundef nonnull align 8 dereferenceable(576)) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN4dali26CheckConsistentTensorEdgesERKNS_7OpGraphERKNS_10TensorNodeE(ptr noundef nonnull align 8 dereferenceable(217), ptr noundef nonnull align 8 dereferenceable(96)) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4dali21CheckGraphConstraintsERKNS_7OpGraphE(ptr noundef nonnull align 8 dereferenceable(217) %0) local_unnamed_addr #0 {
  %2 = tail call noundef i64 @_ZNK4dali7OpGraph5NumOpEv(ptr noundef nonnull align 8 dereferenceable(217) %0)
  %3 = icmp sgt i64 %2, 0
  br i1 %3, label %.lr.ph, label %.preheader

.preheader:                                       ; preds = %.lr.ph, %1
  %4 = tail call noundef i64 @_ZNK4dali7OpGraph9NumTensorEv(ptr noundef nonnull align 8 dereferenceable(217) %0)
  %5 = icmp sgt i64 %4, 0
  br i1 %5, label %.lr.ph19, label %._crit_edge

.lr.ph:                                           ; preds = %1, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %1 ]
  %6 = tail call noundef nonnull align 8 dereferenceable(576) ptr @_ZNK4dali7OpGraph4NodeEl(ptr noundef nonnull align 8 dereferenceable(217) %0, i64 noundef %indvars.iv)
  tail call void @_ZN4dali22CheckParentConstraintsERKNS_7OpGraphERKNS_6OpNodeE(ptr noundef nonnull align 8 dereferenceable(217) %0, ptr noundef nonnull align 8 dereferenceable(576) %6)
  %7 = tail call noundef nonnull align 8 dereferenceable(576) ptr @_ZNK4dali7OpGraph4NodeEl(ptr noundef nonnull align 8 dereferenceable(217) %0, i64 noundef %indvars.iv)
  tail call void @_ZN4dali29CheckArgumentInputConstraintsERKNS_7OpGraphERKNS_6OpNodeE(ptr noundef nonnull align 8 dereferenceable(217) %0, ptr noundef nonnull align 8 dereferenceable(576) %7)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %8 = tail call noundef i64 @_ZNK4dali7OpGraph5NumOpEv(ptr noundef nonnull align 8 dereferenceable(217) %0)
  %9 = icmp sgt i64 %8, %indvars.iv.next
  br i1 %9, label %.lr.ph, label %.preheader, !llvm.loop !5

._crit_edge:                                      ; preds = %.lr.ph19, %.preheader
  ret void

.lr.ph19:                                         ; preds = %.preheader, %.lr.ph19
  %indvars.iv21 = phi i64 [ %indvars.iv.next22, %.lr.ph19 ], [ 0, %.preheader ]
  %10 = tail call noundef nonnull align 8 dereferenceable(96) ptr @_ZNK4dali7OpGraph6TensorEl(ptr noundef nonnull align 8 dereferenceable(217) %0, i64 noundef %indvars.iv21)
  tail call void @_ZN4dali26CheckConsistentTensorEdgesERKNS_7OpGraphERKNS_10TensorNodeE(ptr noundef nonnull align 8 dereferenceable(217) %0, ptr noundef nonnull align 8 dereferenceable(96) %10)
  %indvars.iv.next22 = add nuw nsw i64 %indvars.iv21, 1
  %11 = tail call noundef i64 @_ZNK4dali7OpGraph9NumTensorEv(ptr noundef nonnull align 8 dereferenceable(217) %0)
  %12 = icmp sgt i64 %11, %indvars.iv.next22
  br i1 %12, label %.lr.ph19, label %._crit_edge, !llvm.loop !7
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK4dali7OpGraph5NumOpEv(ptr noundef nonnull align 8 dereferenceable(217)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK4dali7OpGraph9NumTensorEv(ptr noundef nonnull align 8 dereferenceable(217)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef nonnull align 8 dereferenceable(96) ptr @_ZNK4dali7OpGraph6TensorEl(ptr noundef nonnull align 8 dereferenceable(217), i64 noundef) local_unnamed_addr #0 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 = { 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" }

!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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}
!7 = distinct !{!7, !6}


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