; LLVM IR from NVIDIA/DALI :: dali/c_api (c_api)

; 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.daliExecutorMetadata = type { ptr, i64, ptr, ptr, ptr, ptr }

; 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 nounwind uwtable
define dso_local void @daliFreeExecutorMetadata(ptr noundef %0, i64 noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store i64 %1, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  store i64 0, ptr %5, align 8, !tbaa !9
  br label %6

6:                                                ; preds = %37, %2
  %7 = load i64, ptr %5, align 8, !tbaa !9
  %8 = load i64, ptr %4, align 8, !tbaa !9
  %9 = icmp ult i64 %7, %8
  br i1 %9, label %11, label %10

10:                                               ; preds = %6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  br label %40

11:                                               ; preds = %6
  %12 = load ptr, ptr %3, align 8, !tbaa !5
  %13 = load i64, ptr %5, align 8, !tbaa !9
  %14 = getelementptr inbounds %struct.daliExecutorMetadata, ptr %12, i64 %13
  %15 = getelementptr inbounds %struct.daliExecutorMetadata, ptr %14, i32 0, i32 0
  %16 = load ptr, ptr %15, align 8, !tbaa !11
  call void @free(ptr noundef %16) #3
  %17 = load ptr, ptr %3, align 8, !tbaa !5
  %18 = load i64, ptr %5, align 8, !tbaa !9
  %19 = getelementptr inbounds %struct.daliExecutorMetadata, ptr %17, i64 %18
  %20 = getelementptr inbounds %struct.daliExecutorMetadata, ptr %19, i32 0, i32 2
  %21 = load ptr, ptr %20, align 8, !tbaa !13
  call void @free(ptr noundef %21) #3
  %22 = load ptr, ptr %3, align 8, !tbaa !5
  %23 = load i64, ptr %5, align 8, !tbaa !9
  %24 = getelementptr inbounds %struct.daliExecutorMetadata, ptr %22, i64 %23
  %25 = getelementptr inbounds %struct.daliExecutorMetadata, ptr %24, i32 0, i32 3
  %26 = load ptr, ptr %25, align 8, !tbaa !14
  call void @free(ptr noundef %26) #3
  %27 = load ptr, ptr %3, align 8, !tbaa !5
  %28 = load i64, ptr %5, align 8, !tbaa !9
  %29 = getelementptr inbounds %struct.daliExecutorMetadata, ptr %27, i64 %28
  %30 = getelementptr inbounds %struct.daliExecutorMetadata, ptr %29, i32 0, i32 4
  %31 = load ptr, ptr %30, align 8, !tbaa !15
  call void @free(ptr noundef %31) #3
  %32 = load ptr, ptr %3, align 8, !tbaa !5
  %33 = load i64, ptr %5, align 8, !tbaa !9
  %34 = getelementptr inbounds %struct.daliExecutorMetadata, ptr %32, i64 %33
  %35 = getelementptr inbounds %struct.daliExecutorMetadata, ptr %34, i32 0, i32 5
  %36 = load ptr, ptr %35, align 8, !tbaa !16
  call void @free(ptr noundef %36) #3
  br label %37

37:                                               ; preds = %11
  %38 = load i64, ptr %5, align 8, !tbaa !9
  %39 = add i64 %38, 1
  store i64 %39, ptr %5, align 8, !tbaa !9
  br label %6, !llvm.loop !17

40:                                               ; preds = %10
  %41 = load ptr, ptr %3, align 8, !tbaa !5
  call void @free(ptr noundef %41) #3
  ret void
}

; Function Attrs: nounwind
declare void @free(ptr noundef) #2

attributes #0 = { nocallback nofree nosync 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 = { 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 }

!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 = !{!12, !6, i64 0}
!12 = !{!"_ZTS20daliExecutorMetadata", !6, i64 0, !10, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40}
!13 = !{!12, !6, i64 16}
!14 = !{!12, !6, i64 24}
!15 = !{!12, !6, i64 32}
!16 = !{!12, !6, i64 40}
!17 = distinct !{!17, !18}
!18 = !{!"llvm.loop.mustprogress"}


; 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.daliExecutorMetadata = type { ptr, i64, ptr, ptr, ptr, ptr }

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @daliFreeExecutorMetadata(ptr nocapture noundef %0, i64 noundef %1) local_unnamed_addr #0 {
  %.not = icmp eq i64 %1, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %2
  tail call void @free(ptr noundef %0) #2
  ret void

.lr.ph:                                           ; preds = %2, %.lr.ph
  %.013 = phi i64 [ %13, %.lr.ph ], [ 0, %2 ]
  %3 = getelementptr inbounds %struct.daliExecutorMetadata, ptr %0, i64 %.013
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  tail call void @free(ptr noundef %4) #2
  %5 = getelementptr inbounds i8, ptr %3, i64 16
  %6 = load ptr, ptr %5, align 8, !tbaa !11
  tail call void @free(ptr noundef %6) #2
  %7 = getelementptr inbounds i8, ptr %3, i64 24
  %8 = load ptr, ptr %7, align 8, !tbaa !12
  tail call void @free(ptr noundef %8) #2
  %9 = getelementptr inbounds i8, ptr %3, i64 32
  %10 = load ptr, ptr %9, align 8, !tbaa !13
  tail call void @free(ptr noundef %10) #2
  %11 = getelementptr inbounds i8, ptr %3, i64 40
  %12 = load ptr, ptr %11, align 8, !tbaa !14
  tail call void @free(ptr noundef %12) #2
  %13 = add nuw i64 %.013, 1
  %exitcond.not = icmp eq i64 %13, %1
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !15
}

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #1

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 nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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, !7, i64 0}
!6 = !{!"_ZTS20daliExecutorMetadata", !7, i64 0, !10, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!6, !7, i64 16}
!12 = !{!6, !7, i64 24}
!13 = !{!6, !7, i64 32}
!14 = !{!6, !7, i64 40}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


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