; LLVM IR from specinfo-ua/UAPKI :: library/uapkic/src (gost34311)

; 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.Gost34311Ctx_st = type { ptr, [32 x i8], i64, [8 x i32], [32 x i8], [8 x i32], [32 x i8] }
%struct.ByteArray_st = type { ptr, i64 }

@.str = external hidden unnamed_addr constant [19 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local ptr @gost34311_alloc(i32 noundef %0, ptr noundef %1) #0 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  store i32 %0, ptr %3, align 4, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #6
  store ptr null, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #6
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %7

7:                                                ; preds = %2
  %8 = call noalias ptr @calloc(i64 noundef 1, i64 noundef 176) #7
  store ptr %8, ptr %5, align 8, !tbaa !9
  %9 = icmp eq ptr null, %8
  br i1 %9, label %10, label %12

10:                                               ; preds = %7
  store i32 1, ptr %6, align 4, !tbaa !5
  %11 = load i32, ptr %6, align 4, !tbaa !5
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 276, i32 noundef %11, ptr noundef null)
  br label %58

12:                                               ; preds = %7
  br label %13

13:                                               ; preds = %12
  br label %14

14:                                               ; preds = %13
  br label %15

15:                                               ; preds = %14
  %16 = load i32, ptr %3, align 4, !tbaa !5
  %17 = call ptr @gost28147_alloc(i32 noundef %16)
  %18 = load ptr, ptr %5, align 8, !tbaa !9
  %19 = getelementptr inbounds %struct.Gost34311Ctx_st, ptr %18, i32 0, i32 0
  store ptr %17, ptr %19, align 8, !tbaa !11
  %20 = icmp eq ptr null, %17
  br i1 %20, label %21, label %23

21:                                               ; preds = %15
  store i32 2, ptr %6, align 4, !tbaa !5
  %22 = load i32, ptr %6, align 4, !tbaa !5
  call void @stacktrace_add(ptr noundef @.str, i64 noundef 277, i32 noundef %22)
  br label %58

23:                                               ; preds = %15
  br label %24

24:                                               ; preds = %23
  br label %25

25:                                               ; preds = %24
  %26 = load ptr, ptr %4, align 8, !tbaa !9
  %27 = icmp ne ptr %26, null
  br i1 %27, label %28, label %52

28:                                               ; preds = %25
  br label %29

29:                                               ; preds = %28
  %30 = load ptr, ptr %4, align 8, !tbaa !9
  %31 = getelementptr inbounds %struct.ByteArray_st, ptr %30, i32 0, i32 1
  %32 = load i64, ptr %31, align 8, !tbaa !14
  %33 = icmp eq i64 %32, 32
  br i1 %33, label %36, label %34

34:                                               ; preds = %29
  store i32 2, ptr %6, align 4, !tbaa !5
  %35 = load i32, ptr %6, align 4, !tbaa !5
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 279, i32 noundef %35, ptr noundef null)
  br label %58

36:                                               ; preds = %29
  br label %37

37:                                               ; preds = %36
  br label %38

38:                                               ; preds = %37
  br label %39

39:                                               ; preds = %38
  %40 = load ptr, ptr %4, align 8, !tbaa !9
  %41 = load ptr, ptr %5, align 8, !tbaa !9
  %42 = getelementptr inbounds %struct.Gost34311Ctx_st, ptr %41, i32 0, i32 4
  %43 = getelementptr inbounds [32 x i8], ptr %42, i64 0, i64 0
  %44 = call i32 @ba_to_uint8(ptr noundef %40, ptr noundef %43, i64 noundef 32)
  store i32 %44, ptr %6, align 4, !tbaa !5
  %45 = load i32, ptr %6, align 4, !tbaa !5
  %46 = icmp ne i32 %45, 0
  br i1 %46, label %47, label %49

47:                                               ; preds = %39
  %48 = load i32, ptr %6, align 4, !tbaa !5
  call void @stacktrace_add(ptr noundef @.str, i64 noundef 280, i32 noundef %48)
  br label %58

49:                                               ; preds = %39
  br label %50

50:                                               ; preds = %49
  br label %51

51:                                               ; preds = %50
  br label %56

52:                                               ; preds = %25
  %53 = load ptr, ptr %5, align 8, !tbaa !9
  %54 = getelementptr inbounds %struct.Gost34311Ctx_st, ptr %53, i32 0, i32 4
  %55 = getelementptr inbounds [32 x i8], ptr %54, i64 0, i64 0
  call void @llvm.memset.p0.i64(ptr align 8 %55, i8 0, i64 32, i1 false)
  br label %56

56:                                               ; preds = %52, %51
  %57 = load ptr, ptr %5, align 8, !tbaa !9
  call void @reset(ptr noundef %57)
  br label %58

58:                                               ; preds = %56, %47, %34, %21, %10
  %59 = load i32, ptr %6, align 4, !tbaa !5
  %60 = icmp ne i32 %59, 0
  br i1 %60, label %61, label %63

61:                                               ; preds = %58
  %62 = load ptr, ptr %5, align 8, !tbaa !9
  call void @gost34311_free(ptr noundef %62)
  store ptr null, ptr %5, align 8, !tbaa !9
  br label %63

63:                                               ; preds = %61, %58
  %64 = load ptr, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  ret ptr %64
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nounwind allocsize(0,1)
declare noalias ptr @calloc(i64 noundef, i64 noundef) #2

declare void @stacktrace_create(ptr noundef, i64 noundef, i32 noundef, ptr noundef) #3

declare ptr @gost28147_alloc(i32 noundef) #3

declare void @stacktrace_add(ptr noundef, i64 noundef, i32 noundef) #3

declare i32 @ba_to_uint8(ptr noundef, ptr noundef, i64 noundef) #3

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #4

; Function Attrs: inlinehint nounwind uwtable
declare hidden void @reset(ptr noundef) #5

; Function Attrs: nounwind uwtable
declare dso_local void @gost34311_free(ptr noundef) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nounwind allocsize(0,1) "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 #3 = { "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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #5 = { inlinehint 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 = { nounwind allocsize(0,1) }

!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, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"Gost34311Ctx_st", !10, i64 0, !7, i64 8, !13, i64 40, !7, i64 48, !7, i64 80, !7, i64 112, !7, i64 144}
!13 = !{!"long", !7, i64 0}
!14 = !{!15, !13, i64 8}
!15 = !{!"ByteArray_st", !10, i64 0, !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 [19 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local noundef ptr @gost34311_alloc(i32 noundef %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = tail call noalias dereferenceable_or_null(176) ptr @calloc(i64 noundef 1, i64 noundef 176) #5
  %4 = icmp eq ptr %3, null
  br i1 %4, label %5, label %6

5:                                                ; preds = %2
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 276, i32 noundef 1, ptr noundef null) #6
  br label %.critedge

6:                                                ; preds = %2
  %7 = tail call ptr @gost28147_alloc(i32 noundef %0) #6
  store ptr %7, ptr %3, align 8, !tbaa !5
  %8 = icmp eq ptr %7, null
  br i1 %8, label %9, label %10

9:                                                ; preds = %6
  tail call void @stacktrace_add(ptr noundef nonnull @.str, i64 noundef 277, i32 noundef 2) #6
  br label %.critedge

10:                                               ; preds = %6
  %.not = icmp eq ptr %1, null
  br i1 %.not, label %20, label %11

11:                                               ; preds = %10
  %12 = getelementptr inbounds i8, ptr %1, i64 8
  %13 = load i64, ptr %12, align 8, !tbaa !11
  %14 = icmp eq i64 %13, 32
  br i1 %14, label %16, label %15

15:                                               ; preds = %11
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 279, i32 noundef 2, ptr noundef null) #6
  br label %.critedge

16:                                               ; preds = %11
  %17 = getelementptr inbounds i8, ptr %3, i64 80
  %18 = tail call i32 @ba_to_uint8(ptr noundef nonnull %1, ptr noundef nonnull %17, i64 noundef 32) #6
  %.not20 = icmp eq i32 %18, 0
  br i1 %.not20, label %22, label %19

19:                                               ; preds = %16
  tail call void @stacktrace_add(ptr noundef nonnull @.str, i64 noundef 280, i32 noundef %18) #6
  br label %.critedge

20:                                               ; preds = %10
  %21 = getelementptr inbounds i8, ptr %3, i64 80
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %21, i8 0, i64 32, i1 false)
  br label %22

22:                                               ; preds = %16, %20
  tail call void @reset(ptr noundef nonnull %3)
  br label %23

.critedge:                                        ; preds = %15, %19, %9, %5
  tail call void @gost34311_free(ptr noundef %3)
  br label %23

23:                                               ; preds = %22, %.critedge
  %.015 = phi ptr [ null, %.critedge ], [ %3, %22 ]
  ret ptr %.015
}

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @calloc(i64 noundef, i64 noundef) local_unnamed_addr #1

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

declare ptr @gost28147_alloc(i32 noundef) local_unnamed_addr #2

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

declare i32 @ba_to_uint8(ptr noundef, ptr noundef, i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

; Function Attrs: inlinehint nounwind uwtable
declare hidden void @reset(ptr noundef) local_unnamed_addr #4

; Function Attrs: nounwind uwtable
declare dso_local void @gost34311_free(ptr noundef) local_unnamed_addr #0

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 = { mustprogress nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(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 = { "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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { inlinehint 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 = { nounwind allocsize(0,1) }
attributes #6 = { 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 = !{!"Gost34311Ctx_st", !7, i64 0, !8, i64 8, !10, i64 40, !8, i64 48, !8, i64 80, !8, i64 112, !8, i64 144}
!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 8}
!12 = !{!"ByteArray_st", !7, i64 0, !10, i64 8}


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