; LLVM IR from aws/s2n-tls :: tests/cbmc/stubs (s2n_hash_reset)

; 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.s2n_debug_info = type { ptr, ptr }
%struct.s2n_hash_state = type { ptr, i32, i8, i64, %union.anon }
%union.anon = type { %struct.s2n_hash_evp_digest }
%struct.s2n_hash_evp_digest = type { %struct.s2n_evp_digest, %struct.s2n_evp_digest }
%struct.s2n_evp_digest = type { ptr, ptr }
%struct.s2n_hash = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr }

@.str = external hidden unnamed_addr constant [103 x i8], align 1
@_s2n_debug_info = external thread_local global %struct.s2n_debug_info, align 8
@s2n_errno = external thread_local global i32, align 4
@.str.1 = external hidden unnamed_addr constant [103 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @s2n_hash_reset(ptr noundef %0) #0 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  br label %4

4:                                                ; preds = %1
  %5 = load ptr, ptr %3, align 8, !tbaa !5
  %6 = icmp ne ptr %5, null
  br i1 %6, label %38, label %7

7:                                                ; preds = %4
  br label %8

8:                                                ; preds = %7
  br label %9

9:                                                ; preds = %8
  %10 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %11 = getelementptr inbounds %struct.s2n_debug_info, ptr %10, i32 0, i32 0
  store ptr @.str, ptr %11, align 8, !tbaa !9
  %12 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %13 = getelementptr inbounds %struct.s2n_debug_info, ptr %12, i32 0, i32 0
  %14 = load ptr, ptr %13, align 8, !tbaa !9
  %15 = getelementptr inbounds i8, ptr %14, i64 21
  %16 = call ptr @strrchr(ptr noundef %15, i32 noundef 47) #4
  %17 = icmp ne ptr %16, null
  br i1 %17, label %18, label %25

18:                                               ; preds = %9
  %19 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %20 = getelementptr inbounds %struct.s2n_debug_info, ptr %19, i32 0, i32 0
  %21 = load ptr, ptr %20, align 8, !tbaa !9
  %22 = getelementptr inbounds i8, ptr %21, i64 21
  %23 = call ptr @strrchr(ptr noundef %22, i32 noundef 47) #4
  %24 = getelementptr inbounds i8, ptr %23, i64 1
  br label %30

25:                                               ; preds = %9
  %26 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %27 = getelementptr inbounds %struct.s2n_debug_info, ptr %26, i32 0, i32 0
  %28 = load ptr, ptr %27, align 8, !tbaa !9
  %29 = getelementptr inbounds i8, ptr %28, i64 21
  br label %30

30:                                               ; preds = %25, %18
  %31 = phi ptr [ %24, %18 ], [ %29, %25 ]
  %32 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %33 = getelementptr inbounds %struct.s2n_debug_info, ptr %32, i32 0, i32 1
  store ptr %31, ptr %33, align 8, !tbaa !11
  %34 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %34, align 4, !tbaa !12
  %35 = call i32 @s2n_calculate_stacktrace()
  br label %36

36:                                               ; preds = %30
  store i32 -1, ptr %2, align 4
  br label %83

37:                                               ; No predecessors!
  br label %38

38:                                               ; preds = %37, %4
  br label %39

39:                                               ; preds = %38
  br label %40

40:                                               ; preds = %39
  %41 = load ptr, ptr %3, align 8, !tbaa !5
  %42 = getelementptr inbounds %struct.s2n_hash_state, ptr %41, i32 0, i32 0
  %43 = load ptr, ptr %42, align 8, !tbaa !14
  %44 = getelementptr inbounds %struct.s2n_hash, ptr %43, i32 0, i32 5
  %45 = load ptr, ptr %44, align 8, !tbaa !17
  %46 = icmp ne ptr %45, null
  br i1 %46, label %78, label %47

47:                                               ; preds = %40
  br label %48

48:                                               ; preds = %47
  br label %49

49:                                               ; preds = %48
  %50 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %51 = getelementptr inbounds %struct.s2n_debug_info, ptr %50, i32 0, i32 0
  store ptr @.str.1, ptr %51, align 8, !tbaa !9
  %52 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %53 = getelementptr inbounds %struct.s2n_debug_info, ptr %52, i32 0, i32 0
  %54 = load ptr, ptr %53, align 8, !tbaa !9
  %55 = getelementptr inbounds i8, ptr %54, i64 21
  %56 = call ptr @strrchr(ptr noundef %55, i32 noundef 47) #4
  %57 = icmp ne ptr %56, null
  br i1 %57, label %58, label %65

58:                                               ; preds = %49
  %59 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %60 = getelementptr inbounds %struct.s2n_debug_info, ptr %59, i32 0, i32 0
  %61 = load ptr, ptr %60, align 8, !tbaa !9
  %62 = getelementptr inbounds i8, ptr %61, i64 21
  %63 = call ptr @strrchr(ptr noundef %62, i32 noundef 47) #4
  %64 = getelementptr inbounds i8, ptr %63, i64 1
  br label %70

65:                                               ; preds = %49
  %66 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %67 = getelementptr inbounds %struct.s2n_debug_info, ptr %66, i32 0, i32 0
  %68 = load ptr, ptr %67, align 8, !tbaa !9
  %69 = getelementptr inbounds i8, ptr %68, i64 21
  br label %70

70:                                               ; preds = %65, %58
  %71 = phi ptr [ %64, %58 ], [ %69, %65 ]
  %72 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %73 = getelementptr inbounds %struct.s2n_debug_info, ptr %72, i32 0, i32 1
  store ptr %71, ptr %73, align 8, !tbaa !11
  %74 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %74, align 4, !tbaa !12
  %75 = call i32 @s2n_calculate_stacktrace()
  br label %76

76:                                               ; preds = %70
  store i32 -1, ptr %2, align 4
  br label %83

77:                                               ; No predecessors!
  br label %78

78:                                               ; preds = %77, %40
  br label %79

79:                                               ; preds = %78
  %80 = call zeroext i1 (...) @nondet_bool()
  %81 = zext i1 %80 to i64
  %82 = select i1 %80, i32 0, i32 -1
  store i32 %82, ptr %2, align 4
  br label %83

83:                                               ; preds = %79, %76, %36
  %84 = load i32, ptr %2, align 4
  ret i32 %84
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) #1

; Function Attrs: nounwind willreturn memory(read)
declare ptr @strrchr(ptr noundef, i32 noundef) #2

declare i32 @s2n_calculate_stacktrace() #3

declare zeroext i1 @nondet_bool(...) #3

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 speculatable willreturn memory(none) }
attributes #2 = { nounwind willreturn memory(read) "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 = { nounwind willreturn memory(read) }

!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, !6, i64 0}
!10 = !{!"s2n_debug_info", !6, i64 0, !6, i64 8}
!11 = !{!10, !6, i64 8}
!12 = !{!13, !13, i64 0}
!13 = !{!"int", !7, i64 0}
!14 = !{!15, !6, i64 0}
!15 = !{!"s2n_hash_state", !6, i64 0, !13, i64 8, !7, i64 12, !16, i64 16, !7, i64 24}
!16 = !{!"long", !7, i64 0}
!17 = !{!18, !6, i64 40}
!18 = !{!"s2n_hash", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48}


; 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.s2n_debug_info = type { ptr, ptr }

@.str = external hidden unnamed_addr constant [103 x i8], align 1
@_s2n_debug_info = external thread_local local_unnamed_addr global %struct.s2n_debug_info, align 8
@s2n_errno = external thread_local local_unnamed_addr global i32, align 4
@.str.1 = external hidden unnamed_addr constant [103 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 1) i32 @s2n_hash_reset(ptr noundef readonly %0) local_unnamed_addr #0 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %2, label %10

2:                                                ; preds = %1
  %3 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str, ptr %3, align 8, !tbaa !5
  %4 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str, i64 21), i32 noundef 47) #4
  %.not5 = icmp eq ptr %4, null
  %5 = getelementptr inbounds i8, ptr %4, i64 1
  %6 = select i1 %.not5, ptr getelementptr inbounds (i8, ptr @.str, i64 21), ptr %5
  %7 = getelementptr inbounds i8, ptr %3, i64 8
  store ptr %6, ptr %7, align 8, !tbaa !10
  %8 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %8, align 4, !tbaa !11
  %9 = tail call i32 @s2n_calculate_stacktrace() #5
  br label %25

10:                                               ; preds = %1
  %11 = load ptr, ptr %0, align 8, !tbaa !13
  %12 = getelementptr inbounds i8, ptr %11, i64 40
  %13 = load ptr, ptr %12, align 8, !tbaa !16
  %.not6 = icmp eq ptr %13, null
  br i1 %.not6, label %14, label %22

14:                                               ; preds = %10
  %15 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str.1, ptr %15, align 8, !tbaa !5
  %16 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str.1, i64 21), i32 noundef 47) #4
  %.not7 = icmp eq ptr %16, null
  %17 = getelementptr inbounds i8, ptr %16, i64 1
  %18 = select i1 %.not7, ptr getelementptr inbounds (i8, ptr @.str.1, i64 21), ptr %17
  %19 = getelementptr inbounds i8, ptr %15, i64 8
  store ptr %18, ptr %19, align 8, !tbaa !10
  %20 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %20, align 4, !tbaa !11
  %21 = tail call i32 @s2n_calculate_stacktrace() #5
  br label %25

22:                                               ; preds = %10
  %23 = tail call zeroext i1 (...) @nondet_bool() #5
  %not. = xor i1 %23, true
  %24 = sext i1 %not. to i32
  br label %25

25:                                               ; preds = %22, %14, %2
  %.0 = phi i32 [ %24, %22 ], [ -1, %14 ], [ -1, %2 ]
  ret i32 %.0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) #1

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare ptr @strrchr(ptr noundef, i32 noundef) local_unnamed_addr #2

declare i32 @s2n_calculate_stacktrace() local_unnamed_addr #3

declare zeroext i1 @nondet_bool(...) local_unnamed_addr #3

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 nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #2 = { mustprogress nofree nounwind willreturn memory(argmem: read) "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 = { nounwind willreturn memory(read) }
attributes #5 = { 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 = !{!"s2n_debug_info", !7, i64 0, !7, i64 8}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!6, !7, i64 8}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !8, i64 0}
!13 = !{!14, !7, i64 0}
!14 = !{!"s2n_hash_state", !7, i64 0, !12, i64 8, !8, i64 12, !15, i64 16, !8, i64 24}
!15 = !{!"long", !8, i64 0}
!16 = !{!17, !7, i64 40}
!17 = !{!"s2n_hash", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !7, i64 48}


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