; LLVM IR from guanzhi/GmSSL :: src (tls)

; 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"

@stderr = external global ptr, align 8
@.str = external hidden unnamed_addr constant [13 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [57 x i8], align 1
@__FUNCTION__.tls_authorities_issued_certificate = external hidden unnamed_addr constant [35 x i8], align 1

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #0

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

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

; Function Attrs: nounwind uwtable
declare dso_local i32 @tls_uint16array_from_bytes(ptr noundef, ptr noundef, ptr noundef, ptr noundef) #2

declare i32 @asn1_length_is_zero(i64 noundef) #3

; Function Attrs: nounwind uwtable
define dso_local i32 @tls_authorities_issued_certificate(ptr noundef %0, i64 noundef %1, ptr noundef %2, i64 noundef %3) #2 {
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i64, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i64, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i64, align 8
  %14 = alloca i32, align 4
  %15 = alloca ptr, align 8
  %16 = alloca i64, align 8
  %17 = alloca ptr, align 8
  %18 = alloca i64, align 8
  store ptr %0, ptr %6, align 8, !tbaa !5
  store i64 %1, ptr %7, align 8, !tbaa !9
  store ptr %2, ptr %8, align 8, !tbaa !5
  store i64 %3, ptr %9, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #4
  %19 = load ptr, ptr %8, align 8, !tbaa !5
  %20 = load i64, ptr %9, align 8, !tbaa !9
  %21 = call i32 @x509_certs_get_last(ptr noundef %19, i64 noundef %20, ptr noundef %10, ptr noundef %11)
  %22 = icmp ne i32 %21, 1
  br i1 %22, label %28, label %23

23:                                               ; preds = %4
  %24 = load ptr, ptr %10, align 8, !tbaa !5
  %25 = load i64, ptr %11, align 8, !tbaa !9
  %26 = call i32 @x509_cert_get_issuer(ptr noundef %24, i64 noundef %25, ptr noundef %12, ptr noundef %13)
  %27 = icmp ne i32 %26, 1
  br i1 %27, label %28, label %34

28:                                               ; preds = %23, %4
  br label %29

29:                                               ; preds = %28
  %30 = load ptr, ptr @stderr, align 8, !tbaa !5
  %31 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %30, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 1892, ptr noundef @__FUNCTION__.tls_authorities_issued_certificate) #4
  br label %32

32:                                               ; preds = %29
  br label %33

33:                                               ; preds = %32
  store i32 -1, ptr %5, align 4
  store i32 1, ptr %14, align 4
  br label %78

34:                                               ; preds = %23
  br label %35

35:                                               ; preds = %71, %34
  %36 = load i64, ptr %7, align 8, !tbaa !9
  %37 = icmp ne i64 %36, 0
  br i1 %37, label %38, label %72

38:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #4
  %39 = call i32 @tls_uint16array_from_bytes(ptr noundef %15, ptr noundef %16, ptr noundef %6, ptr noundef %7)
  %40 = icmp ne i32 %39, 1
  br i1 %40, label %41, label %47

41:                                               ; preds = %38
  br label %42

42:                                               ; preds = %41
  %43 = load ptr, ptr @stderr, align 8, !tbaa !5
  %44 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %43, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 1902, ptr noundef @__FUNCTION__.tls_authorities_issued_certificate) #4
  br label %45

45:                                               ; preds = %42
  br label %46

46:                                               ; preds = %45
  store i32 -1, ptr %5, align 4
  store i32 1, ptr %14, align 4
  br label %69

47:                                               ; preds = %38
  %48 = call i32 @asn1_type_from_der(i32 noundef 48, ptr noundef %17, ptr noundef %18, ptr noundef %15, ptr noundef %16)
  %49 = icmp ne i32 %48, 1
  br i1 %49, label %54, label %50

50:                                               ; preds = %47
  %51 = load i64, ptr %16, align 8, !tbaa !9
  %52 = call i32 @asn1_length_is_zero(i64 noundef %51)
  %53 = icmp ne i32 %52, 1
  br i1 %53, label %54, label %60

54:                                               ; preds = %50, %47
  br label %55

55:                                               ; preds = %54
  %56 = load ptr, ptr @stderr, align 8, !tbaa !5
  %57 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %56, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 1907, ptr noundef @__FUNCTION__.tls_authorities_issued_certificate) #4
  br label %58

58:                                               ; preds = %55
  br label %59

59:                                               ; preds = %58
  store i32 -1, ptr %5, align 4
  store i32 1, ptr %14, align 4
  br label %69

60:                                               ; preds = %50
  %61 = load ptr, ptr %17, align 8, !tbaa !5
  %62 = load i64, ptr %18, align 8, !tbaa !9
  %63 = load ptr, ptr %12, align 8, !tbaa !5
  %64 = load i64, ptr %13, align 8, !tbaa !9
  %65 = call i32 @x509_name_equ(ptr noundef %61, i64 noundef %62, ptr noundef %63, i64 noundef %64)
  %66 = icmp eq i32 %65, 1
  br i1 %66, label %67, label %68

67:                                               ; preds = %60
  store i32 1, ptr %5, align 4
  store i32 1, ptr %14, align 4
  br label %69

68:                                               ; preds = %60
  store i32 0, ptr %14, align 4
  br label %69

69:                                               ; preds = %68, %67, %59, %46
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  %70 = load i32, ptr %14, align 4
  switch i32 %70, label %78 [
    i32 0, label %71
  ]

71:                                               ; preds = %69
  br label %35, !llvm.loop !11

72:                                               ; preds = %35
  br label %73

73:                                               ; preds = %72
  %74 = load ptr, ptr @stderr, align 8, !tbaa !5
  %75 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %74, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 1914, ptr noundef @__FUNCTION__.tls_authorities_issued_certificate) #4
  br label %76

76:                                               ; preds = %73
  br label %77

77:                                               ; preds = %76
  store i32 0, ptr %5, align 4
  store i32 1, ptr %14, align 4
  br label %78

78:                                               ; preds = %77, %69, %33
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  %79 = load i32, ptr %5, align 4
  ret i32 %79
}

declare i32 @x509_certs_get_last(ptr noundef, i64 noundef, ptr noundef, ptr noundef) #3

declare i32 @x509_cert_get_issuer(ptr noundef, i64 noundef, ptr noundef, ptr noundef) #3

declare i32 @asn1_type_from_der(i32 noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef) #3

declare i32 @x509_name_equ(ptr noundef, i64 noundef, ptr noundef, i64 noundef) #3

attributes #0 = { nounwind "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 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 = { "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 }

!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 = !{!"long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; 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"

@stderr = external local_unnamed_addr global ptr, align 8
@.str = external hidden unnamed_addr constant [13 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [57 x i8], align 1
@__FUNCTION__.tls_authorities_issued_certificate = external hidden unnamed_addr constant [35 x i8], align 1

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #0

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

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

; Function Attrs: nounwind uwtable
declare dso_local i32 @tls_uint16array_from_bytes(ptr noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

declare i32 @asn1_length_is_zero(i64 noundef) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
define dso_local noundef i32 @tls_authorities_issued_certificate(ptr noundef %0, i64 noundef %1, ptr noundef %2, i64 noundef %3) local_unnamed_addr #2 {
  %5 = alloca ptr, align 8
  %6 = alloca i64, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i64, align 8
  %11 = alloca ptr, align 8
  %12 = alloca i64, align 8
  %13 = alloca ptr, align 8
  %14 = alloca i64, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i64 %1, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #4
  %15 = call i32 @x509_certs_get_last(ptr noundef %2, i64 noundef %3, ptr noundef nonnull %7, ptr noundef nonnull %8) #4
  %.not = icmp eq i32 %15, 1
  br i1 %.not, label %16, label %20

16:                                               ; preds = %4
  %17 = load ptr, ptr %7, align 8, !tbaa !5
  %18 = load i64, ptr %8, align 8, !tbaa !9
  %19 = call i32 @x509_cert_get_issuer(ptr noundef %17, i64 noundef %18, ptr noundef nonnull %9, ptr noundef nonnull %10) #4
  %.not4 = icmp eq i32 %19, 1
  br i1 %.not4, label %.preheader, label %20

20:                                               ; preds = %4, %16
  %21 = load ptr, ptr @stderr, align 8, !tbaa !5
  %22 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %21, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 1892, ptr noundef nonnull @__FUNCTION__.tls_authorities_issued_certificate) #5
  br label %.loopexit

.preheader:                                       ; preds = %16, %33
  %23 = load i64, ptr %6, align 8, !tbaa !9
  %.not5 = icmp eq i64 %23, 0
  br i1 %.not5, label %39, label %24

24:                                               ; preds = %.preheader
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %13) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %14) #4
  %25 = call i32 @tls_uint16array_from_bytes(ptr noundef nonnull %11, ptr noundef nonnull %12, ptr noundef nonnull %5, ptr noundef nonnull %6)
  %.not6 = icmp eq i32 %25, 1
  br i1 %.not6, label %26, label %.thread

26:                                               ; preds = %24
  %27 = call i32 @asn1_type_from_der(i32 noundef 48, ptr noundef nonnull %13, ptr noundef nonnull %14, ptr noundef nonnull %11, ptr noundef nonnull %12) #4
  %.not7 = icmp eq i32 %27, 1
  br i1 %.not7, label %28, label %.thread

28:                                               ; preds = %26
  %29 = load i64, ptr %12, align 8, !tbaa !9
  %30 = call i32 @asn1_length_is_zero(i64 noundef %29) #4
  %.not8 = icmp eq i32 %30, 1
  br i1 %.not8, label %33, label %.thread

.thread:                                          ; preds = %28, %26, %24
  %.sink12 = phi i32 [ 1902, %24 ], [ 1907, %26 ], [ 1907, %28 ]
  %31 = load ptr, ptr @stderr, align 8, !tbaa !5
  %32 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %31, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef %.sink12, ptr noundef nonnull @__FUNCTION__.tls_authorities_issued_certificate) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %14) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #4
  br label %.loopexit

33:                                               ; preds = %28
  %34 = load ptr, ptr %13, align 8, !tbaa !5
  %35 = load i64, ptr %14, align 8, !tbaa !9
  %36 = load ptr, ptr %9, align 8, !tbaa !5
  %37 = load i64, ptr %10, align 8, !tbaa !9
  %38 = call i32 @x509_name_equ(ptr noundef %34, i64 noundef %35, ptr noundef %36, i64 noundef %37) #4
  %.not11 = icmp eq i32 %38, 1
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %14) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #4
  br i1 %.not11, label %.loopexit, label %.preheader, !llvm.loop !11

39:                                               ; preds = %.preheader
  %40 = load ptr, ptr @stderr, align 8, !tbaa !5
  %41 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %40, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 1914, ptr noundef nonnull @__FUNCTION__.tls_authorities_issued_certificate) #5
  br label %.loopexit

.loopexit:                                        ; preds = %33, %.thread, %39, %20
  %.2 = phi i32 [ -1, %20 ], [ 0, %39 ], [ -1, %.thread ], [ 1, %33 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #4
  ret i32 %.2
}

declare i32 @x509_certs_get_last(ptr noundef, i64 noundef, ptr noundef, ptr noundef) local_unnamed_addr #3

declare i32 @x509_cert_get_issuer(ptr noundef, i64 noundef, ptr noundef, ptr noundef) local_unnamed_addr #3

declare i32 @asn1_type_from_der(i32 noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #3

declare i32 @x509_name_equ(ptr noundef, i64 noundef, ptr noundef, i64 noundef) local_unnamed_addr #3

attributes #0 = { nofree nounwind "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 willreturn memory(argmem: readwrite) }
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 = { "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 }
attributes #5 = { cold 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 = !{!"long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LCSSAPass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SCCPPass,SROAPass,SimplifyCFGPass