; LLVM IR from specinfo-ua/UAPKI :: library/cm-pkcs12/src/storage (jks-buffer)

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

@.str = external hidden unnamed_addr constant [31 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

declare void @stacktrace_create(ptr noundef, i64 noundef, i32 noundef, ptr noundef) #1

declare void @stacktrace_add(ptr noundef, i64 noundef, i32 noundef) #1

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

declare ptr @ba_copy_with_alloc(ptr noundef, i64 noundef, i64 noundef) #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @jks_buffer_read_int(ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @jks_buffer_read_data(ptr noundef %0, ptr noundef %1) #2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  store i32 0, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %7

7:                                                ; preds = %2
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = icmp ne ptr %8, null
  br i1 %9, label %12, label %10

10:                                               ; preds = %7
  store i32 2, ptr %5, align 4, !tbaa !9
  %11 = load i32, ptr %5, align 4, !tbaa !9
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 155, i32 noundef %11, ptr noundef null)
  br label %56

12:                                               ; preds = %7
  br label %13

13:                                               ; preds = %12
  br label %14

14:                                               ; preds = %13
  br label %15

15:                                               ; preds = %14
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = icmp ne ptr %16, null
  br i1 %17, label %20, label %18

18:                                               ; preds = %15
  store i32 2, ptr %5, align 4, !tbaa !9
  %19 = load i32, ptr %5, align 4, !tbaa !9
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 156, i32 noundef %19, ptr noundef null)
  br label %56

20:                                               ; preds = %15
  br label %21

21:                                               ; preds = %20
  br label %22

22:                                               ; preds = %21
  br label %23

23:                                               ; preds = %22
  %24 = load ptr, ptr %3, align 8, !tbaa !5
  %25 = call i32 @jks_buffer_read_int(ptr noundef %24, ptr noundef %6)
  store i32 %25, ptr %5, align 4, !tbaa !9
  %26 = load i32, ptr %5, align 4, !tbaa !9
  %27 = icmp ne i32 %26, 0
  br i1 %27, label %28, label %30

28:                                               ; preds = %23
  %29 = load i32, ptr %5, align 4, !tbaa !9
  call void @stacktrace_add(ptr noundef @.str, i64 noundef 158, i32 noundef %29)
  br label %56

30:                                               ; preds = %23
  br label %31

31:                                               ; preds = %30
  br label %32

32:                                               ; preds = %31
  br label %33

33:                                               ; preds = %32
  %34 = load ptr, ptr %3, align 8, !tbaa !5
  %35 = getelementptr inbounds %struct.Buffer_st, ptr %34, i32 0, i32 0
  %36 = load ptr, ptr %35, align 8, !tbaa !11
  %37 = load ptr, ptr %3, align 8, !tbaa !5
  %38 = getelementptr inbounds %struct.Buffer_st, ptr %37, i32 0, i32 1
  %39 = load i64, ptr %38, align 8, !tbaa !14
  %40 = load i32, ptr %6, align 4, !tbaa !9
  %41 = zext i32 %40 to i64
  %42 = call ptr @ba_copy_with_alloc(ptr noundef %36, i64 noundef %39, i64 noundef %41)
  %43 = load ptr, ptr %4, align 8, !tbaa !5
  store ptr %42, ptr %43, align 8, !tbaa !5
  %44 = icmp eq ptr null, %42
  br i1 %44, label %45, label %47

45:                                               ; preds = %33
  store i32 2, ptr %5, align 4, !tbaa !9
  %46 = load i32, ptr %5, align 4, !tbaa !9
  call void @stacktrace_add(ptr noundef @.str, i64 noundef 160, i32 noundef %46)
  br label %56

47:                                               ; preds = %33
  br label %48

48:                                               ; preds = %47
  br label %49

49:                                               ; preds = %48
  %50 = load i32, ptr %6, align 4, !tbaa !9
  %51 = zext i32 %50 to i64
  %52 = load ptr, ptr %3, align 8, !tbaa !5
  %53 = getelementptr inbounds %struct.Buffer_st, ptr %52, i32 0, i32 1
  %54 = load i64, ptr %53, align 8, !tbaa !14
  %55 = add i64 %54, %51
  store i64 %55, ptr %53, align 8, !tbaa !14
  br label %56

56:                                               ; preds = %49, %45, %28, %18, %10
  %57 = load i32, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  ret i32 %57
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"Buffer_st", !6, i64 0, !13, i64 8, !6, i64 16}
!13 = !{!"long", !7, i64 0}
!14 = !{!12, !13, i64 8}


; 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 = external hidden unnamed_addr constant [31 x i8], align 1

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

declare void @stacktrace_create(ptr noundef, i64 noundef, i32 noundef, ptr noundef) local_unnamed_addr #1

declare void @stacktrace_add(ptr noundef, i64 noundef, i32 noundef) local_unnamed_addr #1

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

declare ptr @ba_copy_with_alloc(ptr noundef, i64 noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @jks_buffer_read_int(ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local i32 @jks_buffer_read_data(ptr noundef %0, ptr noundef writeonly %1) local_unnamed_addr #2 {
  %3 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #3
  store i32 0, ptr %3, align 4, !tbaa !5
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %4, label %5

4:                                                ; preds = %2
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 155, i32 noundef 2, ptr noundef null) #3
  br label %24

5:                                                ; preds = %2
  %.not15 = icmp eq ptr %1, null
  br i1 %.not15, label %6, label %7

6:                                                ; preds = %5
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 156, i32 noundef 2, ptr noundef null) #3
  br label %24

7:                                                ; preds = %5
  %8 = call i32 @jks_buffer_read_int(ptr noundef nonnull %0, ptr noundef nonnull %3)
  %.not16 = icmp eq i32 %8, 0
  br i1 %.not16, label %10, label %9

9:                                                ; preds = %7
  call void @stacktrace_add(ptr noundef nonnull @.str, i64 noundef 158, i32 noundef %8) #3
  br label %24

10:                                               ; preds = %7
  %11 = load ptr, ptr %0, align 8, !tbaa !9
  %12 = getelementptr inbounds i8, ptr %0, i64 8
  %13 = load i64, ptr %12, align 8, !tbaa !13
  %14 = load i32, ptr %3, align 4, !tbaa !5
  %15 = zext i32 %14 to i64
  %16 = call ptr @ba_copy_with_alloc(ptr noundef %11, i64 noundef %13, i64 noundef %15) #3
  store ptr %16, ptr %1, align 8, !tbaa !14
  %17 = icmp eq ptr %16, null
  br i1 %17, label %18, label %19

18:                                               ; preds = %10
  call void @stacktrace_add(ptr noundef nonnull @.str, i64 noundef 160, i32 noundef 2) #3
  br label %24

19:                                               ; preds = %10
  %20 = load i32, ptr %3, align 4, !tbaa !5
  %21 = zext i32 %20 to i64
  %22 = load i64, ptr %12, align 8, !tbaa !13
  %23 = add i64 %22, %21
  store i64 %23, ptr %12, align 8, !tbaa !13
  br label %24

24:                                               ; preds = %19, %18, %9, %6, %4
  %.0 = phi i32 [ %8, %9 ], [ 2, %18 ], [ 0, %19 ], [ 2, %6 ], [ 2, %4 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #3
  ret i32 %.0
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"Buffer_st", !11, i64 0, !12, i64 8, !11, i64 16}
!11 = !{!"any pointer", !7, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!10, !12, i64 8}
!14 = !{!11, !11, i64 0}


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