; LLVM IR from aws/s2n-tls :: tests/cbmc/stubs (s2n_hash_digest)

; 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_result = type { i32 }
%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 [104 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 [104 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local i32 @s2n_hash_digest(ptr noundef %0, ptr noundef %1, i32 noundef %2) #0 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %struct.s2n_result, align 4
  %9 = alloca %struct.s2n_result, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store i32 %2, ptr %7, align 4, !tbaa !9
  br label %10

10:                                               ; preds = %3
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = call i32 @s2n_hash_state_validate(ptr noundef %11)
  %13 = getelementptr inbounds %struct.s2n_result, ptr %9, i32 0, i32 0
  store i32 %12, ptr %13, align 4
  %14 = getelementptr inbounds %struct.s2n_result, ptr %9, i32 0, i32 0
  %15 = load i32, ptr %14, align 4
  %16 = call zeroext i1 @s2n_result_is_ok(i32 %15)
  %17 = xor i1 %16, true
  %18 = xor i1 %17, true
  %19 = zext i1 %18 to i32
  %20 = sext i32 %19 to i64
  %21 = call i64 @llvm.expect.i64(i64 %20, i64 1)
  %22 = icmp ne i64 %21, 0
  br i1 %22, label %23, label %25

23:                                               ; preds = %10
  %24 = getelementptr inbounds %struct.s2n_result, ptr %8, i32 0, i32 0
  store i32 0, ptr %24, align 4, !tbaa !11
  br label %27

25:                                               ; preds = %10
  %26 = getelementptr inbounds %struct.s2n_result, ptr %8, i32 0, i32 0
  store i32 -1, ptr %26, align 4, !tbaa !11
  br label %27

27:                                               ; preds = %25, %23
  %28 = getelementptr inbounds %struct.s2n_result, ptr %8, i32 0, i32 0
  %29 = load i32, ptr %28, align 4
  %30 = call zeroext i1 @s2n_result_is_ok(i32 %29)
  br i1 %30, label %32, label %31

31:                                               ; preds = %27
  store i32 -1, ptr %4, align 4
  br label %116

32:                                               ; preds = %27
  br label %33

33:                                               ; preds = %32
  br label %34

34:                                               ; preds = %33
  %35 = load i32, ptr %7, align 4, !tbaa !9
  %36 = icmp eq i32 %35, 0
  br i1 %36, label %71, label %37

37:                                               ; preds = %34
  %38 = load ptr, ptr %6, align 8, !tbaa !5
  %39 = icmp ne ptr %38, null
  br i1 %39, label %71, label %40

40:                                               ; preds = %37
  br label %41

41:                                               ; preds = %40
  br label %42

42:                                               ; preds = %41
  %43 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %44 = getelementptr inbounds %struct.s2n_debug_info, ptr %43, i32 0, i32 0
  store ptr @.str, ptr %44, align 8, !tbaa !13
  %45 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %46 = getelementptr inbounds %struct.s2n_debug_info, ptr %45, i32 0, i32 0
  %47 = load ptr, ptr %46, align 8, !tbaa !13
  %48 = getelementptr inbounds i8, ptr %47, i64 21
  %49 = call ptr @strrchr(ptr noundef %48, i32 noundef 47) #6
  %50 = icmp ne ptr %49, null
  br i1 %50, label %51, label %58

51:                                               ; preds = %42
  %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 !13
  %55 = getelementptr inbounds i8, ptr %54, i64 21
  %56 = call ptr @strrchr(ptr noundef %55, i32 noundef 47) #6
  %57 = getelementptr inbounds i8, ptr %56, i64 1
  br label %63

58:                                               ; preds = %42
  %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 !13
  %62 = getelementptr inbounds i8, ptr %61, i64 21
  br label %63

63:                                               ; preds = %58, %51
  %64 = phi ptr [ %57, %51 ], [ %62, %58 ]
  %65 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %66 = getelementptr inbounds %struct.s2n_debug_info, ptr %65, i32 0, i32 1
  store ptr %64, ptr %66, align 8, !tbaa !15
  %67 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653249, ptr %67, align 4, !tbaa !9
  %68 = call i32 @s2n_calculate_stacktrace()
  br label %69

69:                                               ; preds = %63
  store i32 -1, ptr %4, align 4
  br label %116

70:                                               ; No predecessors!
  br label %71

71:                                               ; preds = %70, %37, %34
  br label %72

72:                                               ; preds = %71
  br label %73

73:                                               ; preds = %72
  %74 = load ptr, ptr %5, align 8, !tbaa !5
  %75 = getelementptr inbounds %struct.s2n_hash_state, ptr %74, i32 0, i32 0
  %76 = load ptr, ptr %75, align 8, !tbaa !16
  %77 = getelementptr inbounds %struct.s2n_hash, ptr %76, i32 0, i32 3
  %78 = load ptr, ptr %77, align 8, !tbaa !19
  %79 = icmp ne ptr %78, null
  br i1 %79, label %111, label %80

80:                                               ; preds = %73
  br label %81

81:                                               ; preds = %80
  br label %82

82:                                               ; preds = %81
  %83 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %84 = getelementptr inbounds %struct.s2n_debug_info, ptr %83, i32 0, i32 0
  store ptr @.str.1, ptr %84, align 8, !tbaa !13
  %85 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %86 = getelementptr inbounds %struct.s2n_debug_info, ptr %85, i32 0, i32 0
  %87 = load ptr, ptr %86, align 8, !tbaa !13
  %88 = getelementptr inbounds i8, ptr %87, i64 21
  %89 = call ptr @strrchr(ptr noundef %88, i32 noundef 47) #6
  %90 = icmp ne ptr %89, null
  br i1 %90, label %91, label %98

91:                                               ; preds = %82
  %92 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %93 = getelementptr inbounds %struct.s2n_debug_info, ptr %92, i32 0, i32 0
  %94 = load ptr, ptr %93, align 8, !tbaa !13
  %95 = getelementptr inbounds i8, ptr %94, i64 21
  %96 = call ptr @strrchr(ptr noundef %95, i32 noundef 47) #6
  %97 = getelementptr inbounds i8, ptr %96, i64 1
  br label %103

98:                                               ; preds = %82
  %99 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %100 = getelementptr inbounds %struct.s2n_debug_info, ptr %99, i32 0, i32 0
  %101 = load ptr, ptr %100, align 8, !tbaa !13
  %102 = getelementptr inbounds i8, ptr %101, i64 21
  br label %103

103:                                              ; preds = %98, %91
  %104 = phi ptr [ %97, %91 ], [ %102, %98 ]
  %105 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %106 = getelementptr inbounds %struct.s2n_debug_info, ptr %105, i32 0, i32 1
  store ptr %104, ptr %106, align 8, !tbaa !15
  %107 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %107, align 4, !tbaa !9
  %108 = call i32 @s2n_calculate_stacktrace()
  br label %109

109:                                              ; preds = %103
  store i32 -1, ptr %4, align 4
  br label %116

110:                                              ; No predecessors!
  br label %111

111:                                              ; preds = %110, %73
  br label %112

112:                                              ; preds = %111
  %113 = call zeroext i1 (...) @nondet_bool()
  %114 = zext i1 %113 to i64
  %115 = select i1 %113, i32 0, i32 -1
  store i32 %115, ptr %4, align 4
  br label %116

116:                                              ; preds = %112, %109, %69, %31
  %117 = load i32, ptr %4, align 4
  ret i32 %117
}

; Function Attrs: inlinehint nounwind uwtable
declare hidden zeroext i1 @s2n_result_is_ok(i32) #1

declare i32 @s2n_hash_state_validate(ptr noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(none)
declare i64 @llvm.expect.i64(i64, i64) #3

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) #4

; Function Attrs: nounwind willreturn memory(read)
declare ptr @strrchr(ptr noundef, i32 noundef) #5

declare i32 @s2n_calculate_stacktrace() #2

declare zeroext i1 @nondet_bool(...) #2

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 = { 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 #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 = { nocallback nofree nosync nounwind willreturn memory(none) }
attributes #4 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #5 = { 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 #6 = { 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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"", !10, i64 0}
!13 = !{!14, !6, i64 0}
!14 = !{!"s2n_debug_info", !6, i64 0, !6, i64 8}
!15 = !{!14, !6, i64 8}
!16 = !{!17, !6, i64 0}
!17 = !{!"s2n_hash_state", !6, i64 0, !10, i64 8, !7, i64 12, !18, i64 16, !7, i64 24}
!18 = !{!"long", !7, i64 0}
!19 = !{!20, !6, i64 24}
!20 = !{!"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 [104 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 [104 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 1) i32 @s2n_hash_digest(ptr noundef %0, ptr noundef readnone %1, i32 noundef %2) local_unnamed_addr #0 {
  %4 = tail call i32 @s2n_hash_state_validate(ptr noundef %0) #5
  %5 = tail call zeroext i1 @s2n_result_is_ok(i32 %4)
  %not.10 = xor i1 %5, true
  %. = sext i1 %not.10 to i32
  %6 = tail call zeroext i1 @s2n_result_is_ok(i32 %.)
  br i1 %6, label %7, label %33

7:                                                ; preds = %3
  %8 = icmp eq i32 %2, 0
  %9 = icmp ne ptr %1, null
  %or.cond = or i1 %9, %8
  br i1 %or.cond, label %18, label %10

10:                                               ; preds = %7
  %11 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str, ptr %11, align 8, !tbaa !5
  %12 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str, i64 21), i32 noundef 47) #6
  %.not = icmp eq ptr %12, null
  %13 = getelementptr inbounds i8, ptr %12, i64 1
  %14 = select i1 %.not, ptr getelementptr inbounds (i8, ptr @.str, i64 21), ptr %13
  %15 = getelementptr inbounds i8, ptr %11, i64 8
  store ptr %14, ptr %15, align 8, !tbaa !10
  %16 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653249, ptr %16, align 4, !tbaa !11
  %17 = tail call i32 @s2n_calculate_stacktrace() #5
  br label %33

18:                                               ; preds = %7
  %19 = load ptr, ptr %0, align 8, !tbaa !13
  %20 = getelementptr inbounds i8, ptr %19, i64 24
  %21 = load ptr, ptr %20, align 8, !tbaa !16
  %.not8 = icmp eq ptr %21, null
  br i1 %.not8, label %22, label %30

22:                                               ; preds = %18
  %23 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str.1, ptr %23, align 8, !tbaa !5
  %24 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str.1, i64 21), i32 noundef 47) #6
  %.not9 = icmp eq ptr %24, null
  %25 = getelementptr inbounds i8, ptr %24, i64 1
  %26 = select i1 %.not9, ptr getelementptr inbounds (i8, ptr @.str.1, i64 21), ptr %25
  %27 = getelementptr inbounds i8, ptr %23, i64 8
  store ptr %26, ptr %27, align 8, !tbaa !10
  %28 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %28, align 4, !tbaa !11
  %29 = tail call i32 @s2n_calculate_stacktrace() #5
  br label %33

30:                                               ; preds = %18
  %31 = tail call zeroext i1 (...) @nondet_bool() #5
  %not. = xor i1 %31, true
  %32 = sext i1 %not. to i32
  br label %33

33:                                               ; preds = %3, %30, %22, %10
  %.0 = phi i32 [ %32, %30 ], [ -1, %22 ], [ -1, %10 ], [ -1, %3 ]
  ret i32 %.0
}

; Function Attrs: inlinehint nounwind uwtable
declare hidden zeroext i1 @s2n_result_is_ok(i32) local_unnamed_addr #1

declare i32 @s2n_hash_state_validate(ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) #3

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare ptr @strrchr(ptr noundef, i32 noundef) local_unnamed_addr #4

declare i32 @s2n_calculate_stacktrace() local_unnamed_addr #2

declare zeroext i1 @nondet_bool(...) local_unnamed_addr #2

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 = { 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 #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 nosync nounwind speculatable willreturn memory(none) }
attributes #4 = { 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 #5 = { nounwind }
attributes #6 = { 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, !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 24}
!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,LowerExpectIntrinsicPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass