; LLVM IR from specinfo-ua/UAPKI :: library/uapkic/src (dstu8845)

; 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.ByteArray_st = type { ptr, i64 }
%struct.Dstu8845Ctx_st = type { [8 x i64], [16 x i64], [2 x i64], [16 x i64], i64, i64 }

@.str = external hidden unnamed_addr constant [18 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

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

; Function Attrs: nounwind uwtable
declare dso_local i32 @dstu8845_set_iv(ptr noundef, ptr noundef) #1

declare void @stacktrace_create(ptr noundef, i64 noundef, i32 noundef, ptr noundef) #2

declare i32 @uint8_to_uint64(ptr noundef, i64 noundef, ptr noundef, i64 noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @dstu8845_init(ptr noundef %0, ptr noundef %1, ptr noundef %2) #1 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  store i32 0, ptr %7, align 4, !tbaa !9
  br label %8

8:                                                ; preds = %3
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = icmp ne ptr %9, null
  br i1 %10, label %13, label %11

11:                                               ; preds = %8
  store i32 2, ptr %7, align 4, !tbaa !9
  %12 = load i32, ptr %7, align 4, !tbaa !9
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 987, i32 noundef %12, ptr noundef null)
  br label %95

13:                                               ; preds = %8
  br label %14

14:                                               ; preds = %13
  br label %15

15:                                               ; preds = %14
  br label %16

16:                                               ; preds = %15
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  %18 = icmp ne ptr %17, null
  br i1 %18, label %21, label %19

19:                                               ; preds = %16
  store i32 2, ptr %7, align 4, !tbaa !9
  %20 = load i32, ptr %7, align 4, !tbaa !9
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 988, i32 noundef %20, ptr noundef null)
  br label %95

21:                                               ; preds = %16
  br label %22

22:                                               ; preds = %21
  br label %23

23:                                               ; preds = %22
  br label %24

24:                                               ; preds = %23
  %25 = load ptr, ptr %6, align 8, !tbaa !5
  %26 = icmp ne ptr %25, null
  br i1 %26, label %29, label %27

27:                                               ; preds = %24
  store i32 2, ptr %7, align 4, !tbaa !9
  %28 = load i32, ptr %7, align 4, !tbaa !9
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 989, i32 noundef %28, ptr noundef null)
  br label %95

29:                                               ; preds = %24
  br label %30

30:                                               ; preds = %29
  br label %31

31:                                               ; preds = %30
  %32 = load ptr, ptr %6, align 8, !tbaa !5
  %33 = getelementptr inbounds %struct.ByteArray_st, ptr %32, i32 0, i32 1
  %34 = load i64, ptr %33, align 8, !tbaa !11
  %35 = icmp ne i64 %34, 32
  br i1 %35, label %36, label %41

36:                                               ; preds = %31
  br label %37

37:                                               ; preds = %36
  store i32 12, ptr %7, align 4, !tbaa !9
  %38 = load i32, ptr %7, align 4, !tbaa !9
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 992, i32 noundef %38, ptr noundef null)
  br label %95

39:                                               ; No predecessors!
  br label %40

40:                                               ; preds = %39
  br label %41

41:                                               ; preds = %40, %31
  %42 = load ptr, ptr %5, align 8, !tbaa !5
  %43 = getelementptr inbounds %struct.ByteArray_st, ptr %42, i32 0, i32 1
  %44 = load i64, ptr %43, align 8, !tbaa !11
  %45 = icmp eq i64 %44, 32
  br i1 %45, label %46, label %59

46:                                               ; preds = %41
  %47 = load ptr, ptr %5, align 8, !tbaa !5
  %48 = getelementptr inbounds %struct.ByteArray_st, ptr %47, i32 0, i32 1
  %49 = load i64, ptr %48, align 8, !tbaa !11
  %50 = load ptr, ptr %4, align 8, !tbaa !5
  %51 = getelementptr inbounds %struct.Dstu8845Ctx_st, ptr %50, i32 0, i32 4
  store i64 %49, ptr %51, align 8, !tbaa !14
  %52 = load ptr, ptr %5, align 8, !tbaa !5
  %53 = getelementptr inbounds %struct.ByteArray_st, ptr %52, i32 0, i32 0
  %54 = load ptr, ptr %53, align 8, !tbaa !16
  %55 = load ptr, ptr %4, align 8, !tbaa !5
  %56 = getelementptr inbounds %struct.Dstu8845Ctx_st, ptr %55, i32 0, i32 0
  %57 = getelementptr inbounds [8 x i64], ptr %56, i64 0, i64 0
  %58 = call i32 @uint8_to_uint64(ptr noundef %54, i64 noundef 32, ptr noundef %57, i64 noundef 4)
  br label %83

59:                                               ; preds = %41
  %60 = load ptr, ptr %5, align 8, !tbaa !5
  %61 = getelementptr inbounds %struct.ByteArray_st, ptr %60, i32 0, i32 1
  %62 = load i64, ptr %61, align 8, !tbaa !11
  %63 = icmp eq i64 %62, 64
  br i1 %63, label %64, label %77

64:                                               ; preds = %59
  %65 = load ptr, ptr %5, align 8, !tbaa !5
  %66 = getelementptr inbounds %struct.ByteArray_st, ptr %65, i32 0, i32 1
  %67 = load i64, ptr %66, align 8, !tbaa !11
  %68 = load ptr, ptr %4, align 8, !tbaa !5
  %69 = getelementptr inbounds %struct.Dstu8845Ctx_st, ptr %68, i32 0, i32 4
  store i64 %67, ptr %69, align 8, !tbaa !14
  %70 = load ptr, ptr %5, align 8, !tbaa !5
  %71 = getelementptr inbounds %struct.ByteArray_st, ptr %70, i32 0, i32 0
  %72 = load ptr, ptr %71, align 8, !tbaa !16
  %73 = load ptr, ptr %4, align 8, !tbaa !5
  %74 = getelementptr inbounds %struct.Dstu8845Ctx_st, ptr %73, i32 0, i32 0
  %75 = getelementptr inbounds [8 x i64], ptr %74, i64 0, i64 0
  %76 = call i32 @uint8_to_uint64(ptr noundef %72, i64 noundef 64, ptr noundef %75, i64 noundef 8)
  br label %82

77:                                               ; preds = %59
  br label %78

78:                                               ; preds = %77
  store i32 11, ptr %7, align 4, !tbaa !9
  %79 = load i32, ptr %7, align 4, !tbaa !9
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 1004, i32 noundef %79, ptr noundef null)
  br label %95

80:                                               ; No predecessors!
  br label %81

81:                                               ; preds = %80
  br label %82

82:                                               ; preds = %81, %64
  br label %83

83:                                               ; preds = %82, %46
  br label %84

84:                                               ; preds = %83
  %85 = load ptr, ptr %4, align 8, !tbaa !5
  %86 = load ptr, ptr %6, align 8, !tbaa !5
  %87 = call i32 @dstu8845_set_iv(ptr noundef %85, ptr noundef %86)
  store i32 %87, ptr %7, align 4, !tbaa !9
  %88 = load i32, ptr %7, align 4, !tbaa !9
  %89 = icmp ne i32 %88, 0
  br i1 %89, label %90, label %92

90:                                               ; preds = %84
  %91 = load i32, ptr %7, align 4, !tbaa !9
  call void @stacktrace_add(ptr noundef @.str, i64 noundef 1007, i32 noundef %91)
  br label %95

92:                                               ; preds = %84
  br label %93

93:                                               ; preds = %92
  br label %94

94:                                               ; preds = %93
  br label %95

95:                                               ; preds = %94, %90, %78, %37, %27, %19, %11
  %96 = load i32, ptr %7, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  ret i32 %96
}

declare void @stacktrace_add(ptr noundef, i64 noundef, i32 noundef) #2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { "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, !13, i64 8}
!12 = !{!"ByteArray_st", !6, i64 0, !13, i64 8}
!13 = !{!"long", !7, i64 0}
!14 = !{!15, !13, i64 336}
!15 = !{!"Dstu8845Ctx_st", !7, i64 0, !7, i64 64, !7, i64 192, !7, i64 208, !13, i64 336, !13, i64 344}
!16 = !{!12, !6, 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"

@.str = external hidden unnamed_addr constant [18 x i8], align 1

; Function Attrs: nounwind uwtable
declare dso_local i32 @dstu8845_set_iv(ptr noundef, ptr noundef) local_unnamed_addr #0

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

declare i32 @uint8_to_uint64(ptr noundef, i64 noundef, ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local i32 @dstu8845_init(ptr noundef %0, ptr noundef readonly %1, ptr noundef %2) local_unnamed_addr #0 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %4, label %5

4:                                                ; preds = %3
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 987, i32 noundef 2, ptr noundef null) #2
  br label %28

5:                                                ; preds = %3
  %.not29 = icmp eq ptr %1, null
  br i1 %.not29, label %6, label %7

6:                                                ; preds = %5
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 988, i32 noundef 2, ptr noundef null) #2
  br label %28

7:                                                ; preds = %5
  %.not30 = icmp eq ptr %2, null
  br i1 %.not30, label %8, label %9

8:                                                ; preds = %7
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 989, i32 noundef 2, ptr noundef null) #2
  br label %28

9:                                                ; preds = %7
  %10 = getelementptr inbounds i8, ptr %2, i64 8
  %11 = load i64, ptr %10, align 8, !tbaa !5
  %.not31 = icmp eq i64 %11, 32
  br i1 %.not31, label %13, label %12

12:                                               ; preds = %9
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 992, i32 noundef 12, ptr noundef null) #2
  br label %28

13:                                               ; preds = %9
  %14 = getelementptr inbounds i8, ptr %1, i64 8
  %15 = load i64, ptr %14, align 8, !tbaa !5
  switch i64 %15, label %24 [
    i64 32, label %16
    i64 64, label %20
  ]

16:                                               ; preds = %13
  %17 = getelementptr inbounds i8, ptr %0, i64 336
  store i64 32, ptr %17, align 8, !tbaa !11
  %18 = load ptr, ptr %1, align 8, !tbaa !13
  %19 = tail call i32 @uint8_to_uint64(ptr noundef %18, i64 noundef 32, ptr noundef nonnull %0, i64 noundef 4) #2
  br label %25

20:                                               ; preds = %13
  %21 = getelementptr inbounds i8, ptr %0, i64 336
  store i64 64, ptr %21, align 8, !tbaa !11
  %22 = load ptr, ptr %1, align 8, !tbaa !13
  %23 = tail call i32 @uint8_to_uint64(ptr noundef %22, i64 noundef 64, ptr noundef nonnull %0, i64 noundef 8) #2
  br label %25

24:                                               ; preds = %13
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 1004, i32 noundef 11, ptr noundef null) #2
  br label %28

25:                                               ; preds = %16, %20
  %26 = tail call i32 @dstu8845_set_iv(ptr noundef nonnull %0, ptr noundef nonnull %2)
  %.not32 = icmp eq i32 %26, 0
  br i1 %.not32, label %28, label %27

27:                                               ; preds = %25
  tail call void @stacktrace_add(ptr noundef nonnull @.str, i64 noundef 1007, i32 noundef %26) #2
  br label %28

28:                                               ; preds = %25, %27, %24, %12, %8, %6, %4
  %.0 = phi i32 [ 12, %12 ], [ %26, %27 ], [ 0, %25 ], [ 11, %24 ], [ 2, %8 ], [ 2, %6 ], [ 2, %4 ]
  ret i32 %.0
}

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

attributes #0 = { 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 = { "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, !10, i64 8}
!6 = !{!"ByteArray_st", !7, i64 0, !10, i64 8}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!12, !10, i64 336}
!12 = !{!"Dstu8845Ctx_st", !8, i64 0, !8, i64 64, !8, i64 192, !8, i64 208, !10, i64 336, !10, i64 344}
!13 = !{!6, !7, i64 0}


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