; LLVM IR from guanzhi/GmSSL :: src (tls13)

; 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 [59 x i8], align 1
@.str.12 = external hidden unnamed_addr constant [19 x i8], align 1
@__FUNCTION__.tls13_certificate_verify_print = external hidden unnamed_addr constant [31 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [24 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [10 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

declare i32 @tls_uint16_from_bytes(ptr noundef, ptr noundef, ptr noundef) #2

declare i32 @tls_uint16array_from_bytes(ptr noundef, ptr noundef, ptr noundef, ptr noundef) #2

declare i32 @format_print(ptr noundef, i32 noundef, i32 noundef, ptr noundef, ...) #2

declare i32 @tls_length_is_zero(i64 noundef) #2

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

; Function Attrs: nounwind uwtable
define dso_local i32 @tls13_certificate_verify_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef %3, i64 noundef %4) #3 {
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca i64, align 8
  %12 = alloca i16, align 2
  %13 = alloca ptr, align 8
  %14 = alloca i64, align 8
  %15 = alloca i32, align 4
  store ptr %0, ptr %7, align 8, !tbaa !5
  store i32 %1, ptr %8, align 4, !tbaa !9
  store i32 %2, ptr %9, align 4, !tbaa !9
  store ptr %3, ptr %10, align 8, !tbaa !5
  store i64 %4, ptr %11, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 2, ptr %12) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #4
  %16 = load ptr, ptr %7, align 8, !tbaa !5
  %17 = load i32, ptr %8, align 4, !tbaa !9
  %18 = load i32, ptr %9, align 4, !tbaa !9
  %19 = call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %16, i32 noundef %17, i32 noundef %18, ptr noundef @.str.12)
  %20 = load i32, ptr %9, align 4, !tbaa !9
  %21 = add nsw i32 %20, 4
  store i32 %21, ptr %9, align 4, !tbaa !9
  %22 = call i32 @tls_uint16_from_bytes(ptr noundef %12, ptr noundef %10, ptr noundef %11)
  %23 = icmp ne i32 %22, 1
  br i1 %23, label %24, label %30

24:                                               ; preds = %5
  br label %25

25:                                               ; preds = %24
  %26 = load ptr, ptr @stderr, align 8, !tbaa !5
  %27 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %26, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 1121, ptr noundef @__FUNCTION__.tls13_certificate_verify_print) #4
  br label %28

28:                                               ; preds = %25
  br label %29

29:                                               ; preds = %28
  store i32 -1, ptr %6, align 4
  store i32 1, ptr %15, align 4
  br label %65

30:                                               ; preds = %5
  %31 = load ptr, ptr %7, align 8, !tbaa !5
  %32 = load i32, ptr %8, align 4, !tbaa !9
  %33 = load i32, ptr %9, align 4, !tbaa !9
  %34 = load i16, ptr %12, align 2, !tbaa !13
  %35 = zext i16 %34 to i32
  %36 = call ptr @tls_signature_scheme_name(i32 noundef %35)
  %37 = load i16, ptr %12, align 2, !tbaa !13
  %38 = zext i16 %37 to i32
  %39 = call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %31, i32 noundef %32, i32 noundef %33, ptr noundef @.str.13, ptr noundef %36, i32 noundef %38)
  %40 = call i32 @tls_uint16array_from_bytes(ptr noundef %13, ptr noundef %14, ptr noundef %10, ptr noundef %11)
  %41 = icmp ne i32 %40, 1
  br i1 %41, label %42, label %48

42:                                               ; preds = %30
  br label %43

43:                                               ; preds = %42
  %44 = load ptr, ptr @stderr, align 8, !tbaa !5
  %45 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %44, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 1126, ptr noundef @__FUNCTION__.tls13_certificate_verify_print) #4
  br label %46

46:                                               ; preds = %43
  br label %47

47:                                               ; preds = %46
  store i32 -1, ptr %6, align 4
  store i32 1, ptr %15, align 4
  br label %65

48:                                               ; preds = %30
  %49 = load ptr, ptr %7, align 8, !tbaa !5
  %50 = load i32, ptr %8, align 4, !tbaa !9
  %51 = load i32, ptr %9, align 4, !tbaa !9
  %52 = load ptr, ptr %13, align 8, !tbaa !5
  %53 = load i64, ptr %14, align 8, !tbaa !11
  %54 = call i32 @format_bytes(ptr noundef %49, i32 noundef %50, i32 noundef %51, ptr noundef @.str.14, ptr noundef %52, i64 noundef %53)
  %55 = load i64, ptr %11, align 8, !tbaa !11
  %56 = call i32 @tls_length_is_zero(i64 noundef %55)
  %57 = icmp ne i32 %56, 1
  br i1 %57, label %58, label %64

58:                                               ; preds = %48
  br label %59

59:                                               ; preds = %58
  %60 = load ptr, ptr @stderr, align 8, !tbaa !5
  %61 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %60, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 1131, ptr noundef @__FUNCTION__.tls13_certificate_verify_print) #4
  br label %62

62:                                               ; preds = %59
  br label %63

63:                                               ; preds = %62
  store i32 -1, ptr %6, align 4
  store i32 1, ptr %15, align 4
  br label %65

64:                                               ; preds = %48
  store i32 1, ptr %6, align 4
  store i32 1, ptr %15, align 4
  br label %65

65:                                               ; preds = %64, %63, %47, %29
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 2, ptr %12) #4
  %66 = load i32, ptr %6, align 4
  ret i32 %66
}

declare ptr @tls_signature_scheme_name(i32 noundef) #2

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 = { "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 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 #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 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"short", !7, 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"

@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 [59 x i8], align 1
@.str.12 = external hidden unnamed_addr constant [19 x i8], align 1
@__FUNCTION__.tls13_certificate_verify_print = external hidden unnamed_addr constant [31 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [24 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [10 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

declare i32 @tls_uint16_from_bytes(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

declare i32 @tls_uint16array_from_bytes(ptr noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

declare i32 @format_print(ptr noundef, i32 noundef, i32 noundef, ptr noundef, ...) local_unnamed_addr #2

declare i32 @tls_length_is_zero(i64 noundef) local_unnamed_addr #2

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

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 2) i32 @tls13_certificate_verify_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef %3, i64 noundef %4) local_unnamed_addr #3 {
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  %8 = alloca i16, align 2
  %9 = alloca ptr, align 8
  %10 = alloca i64, align 8
  store ptr %3, ptr %6, align 8, !tbaa !5
  store i64 %4, ptr %7, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 2, 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
  %11 = tail call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef nonnull @.str.12) #4
  %12 = add nsw i32 %2, 4
  %13 = call i32 @tls_uint16_from_bytes(ptr noundef nonnull %8, ptr noundef nonnull %6, ptr noundef nonnull %7) #4
  %.not = icmp eq i32 %13, 1
  br i1 %.not, label %14, label %.sink.split

14:                                               ; preds = %5
  %15 = load i16, ptr %8, align 2, !tbaa !11
  %16 = zext i16 %15 to i32
  %17 = call ptr @tls_signature_scheme_name(i32 noundef %16) #4
  %18 = load i16, ptr %8, align 2, !tbaa !11
  %19 = zext i16 %18 to i32
  %20 = call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %0, i32 noundef %1, i32 noundef %12, ptr noundef nonnull @.str.13, ptr noundef %17, i32 noundef %19) #4
  %21 = call i32 @tls_uint16array_from_bytes(ptr noundef nonnull %9, ptr noundef nonnull %10, ptr noundef nonnull %6, ptr noundef nonnull %7) #4
  %.not10 = icmp eq i32 %21, 1
  br i1 %.not10, label %22, label %.sink.split

22:                                               ; preds = %14
  %23 = load ptr, ptr %9, align 8, !tbaa !5
  %24 = load i64, ptr %10, align 8, !tbaa !9
  %25 = call i32 @format_bytes(ptr noundef %0, i32 noundef %1, i32 noundef %12, ptr noundef nonnull @.str.14, ptr noundef %23, i64 noundef %24) #4
  %26 = load i64, ptr %7, align 8, !tbaa !9
  %27 = call i32 @tls_length_is_zero(i64 noundef %26) #4
  %.not11 = icmp eq i32 %27, 1
  br i1 %.not11, label %30, label %.sink.split

.sink.split:                                      ; preds = %22, %14, %5
  %.sink12 = phi i32 [ 1121, %5 ], [ 1126, %14 ], [ 1131, %22 ]
  %28 = load ptr, ptr @stderr, align 8, !tbaa !5
  %29 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %28, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef %.sink12, ptr noundef nonnull @__FUNCTION__.tls13_certificate_verify_print) #5
  br label %30

30:                                               ; preds = %.sink.split, %22
  %.0 = phi i32 [ 1, %22 ], [ -1, %.sink.split ]
  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 2, ptr nonnull %8) #4
  ret i32 %.0
}

declare ptr @tls_signature_scheme_name(i32 noundef) local_unnamed_addr #2

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 = { "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 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 #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 = !{!12, !12, i64 0}
!12 = !{!"short", !7, i64 0}


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