; 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.4 = external hidden unnamed_addr constant [21 x i8], align 1
@__FUNCTION__.tls13_encrypted_extensions_print = external hidden unnamed_addr constant [33 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_uint16array_from_bytes(ptr noundef, ptr noundef, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @tls13_encrypted_extensions_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 ptr, align 8
  %13 = alloca i64, align 8
  %14 = 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 8, ptr %12) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #4
  %15 = load ptr, ptr %7, align 8, !tbaa !5
  %16 = load i32, ptr %8, align 4, !tbaa !9
  %17 = load i32, ptr %9, align 4, !tbaa !9
  %18 = call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %15, i32 noundef %16, i32 noundef %17, ptr noundef @.str.4)
  %19 = load i32, ptr %9, align 4, !tbaa !9
  %20 = add nsw i32 %19, 4
  store i32 %20, ptr %9, align 4, !tbaa !9
  %21 = call i32 @tls_uint16array_from_bytes(ptr noundef %12, ptr noundef %13, ptr noundef %10, ptr noundef %11)
  %22 = icmp ne i32 %21, 1
  br i1 %22, label %23, label %29

23:                                               ; preds = %5
  br label %24

24:                                               ; preds = %23
  %25 = load ptr, ptr @stderr, align 8, !tbaa !5
  %26 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %25, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 797, ptr noundef @__FUNCTION__.tls13_encrypted_extensions_print) #4
  br label %27

27:                                               ; preds = %24
  br label %28

28:                                               ; preds = %27
  store i32 -1, ptr %6, align 4
  store i32 1, ptr %14, align 4
  br label %50

29:                                               ; preds = %5
  %30 = load ptr, ptr %12, align 8, !tbaa !5
  %31 = icmp ne ptr %30, null
  br i1 %31, label %32, label %39

32:                                               ; preds = %29
  %33 = load ptr, ptr %7, align 8, !tbaa !5
  %34 = load i32, ptr %8, align 4, !tbaa !9
  %35 = load i32, ptr %9, align 4, !tbaa !9
  %36 = load ptr, ptr %12, align 8, !tbaa !5
  %37 = load i64, ptr %13, align 8, !tbaa !11
  %38 = call i32 @tls13_extensions_print(ptr noundef %33, i32 noundef %34, i32 noundef %35, i32 noundef 8, ptr noundef %36, i64 noundef %37)
  br label %39

39:                                               ; preds = %32, %29
  %40 = load i64, ptr %11, align 8, !tbaa !11
  %41 = call i32 @tls_length_is_zero(i64 noundef %40)
  %42 = icmp ne i32 %41, 1
  br i1 %42, label %43, label %49

43:                                               ; preds = %39
  br label %44

44:                                               ; preds = %43
  %45 = load ptr, ptr @stderr, align 8, !tbaa !5
  %46 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %45, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 804, ptr noundef @__FUNCTION__.tls13_encrypted_extensions_print) #4
  br label %47

47:                                               ; preds = %44
  br label %48

48:                                               ; preds = %47
  store i32 -1, ptr %6, align 4
  store i32 1, ptr %14, align 4
  br label %50

49:                                               ; preds = %39
  store i32 1, ptr %6, align 4
  store i32 1, ptr %14, align 4
  br label %50

50:                                               ; preds = %49, %48, %28
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #4
  %51 = load i32, ptr %6, align 4
  ret i32 %51
}

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

declare i32 @tls13_extensions_print(ptr noundef, i32 noundef, i32 noundef, i32 noundef, ptr noundef, i64 noundef) #2

declare i32 @tls_length_is_zero(i64 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}


; 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.4 = external hidden unnamed_addr constant [21 x i8], align 1
@__FUNCTION__.tls13_encrypted_extensions_print = external hidden unnamed_addr constant [33 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_uint16array_from_bytes(ptr noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 2) i32 @tls13_encrypted_extensions_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 ptr, align 8
  %9 = 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 8, ptr nonnull %8) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #4
  %10 = tail call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef nonnull @.str.4) #4
  %11 = add nsw i32 %2, 4
  %12 = call i32 @tls_uint16array_from_bytes(ptr noundef nonnull %8, ptr noundef nonnull %9, ptr noundef nonnull %6, ptr noundef nonnull %7) #4
  %.not = icmp eq i32 %12, 1
  br i1 %.not, label %13, label %.sink.split

13:                                               ; preds = %5
  %14 = load ptr, ptr %8, align 8, !tbaa !5
  %.not8 = icmp eq ptr %14, null
  br i1 %.not8, label %18, label %15

15:                                               ; preds = %13
  %16 = load i64, ptr %9, align 8, !tbaa !9
  %17 = call i32 @tls13_extensions_print(ptr noundef %0, i32 noundef %1, i32 noundef %11, i32 noundef 8, ptr noundef nonnull %14, i64 noundef %16) #4
  br label %18

18:                                               ; preds = %15, %13
  %19 = load i64, ptr %7, align 8, !tbaa !9
  %20 = call i32 @tls_length_is_zero(i64 noundef %19) #4
  %.not9 = icmp eq i32 %20, 1
  br i1 %.not9, label %23, label %.sink.split

.sink.split:                                      ; preds = %18, %5
  %.sink10 = phi i32 [ 797, %5 ], [ 804, %18 ]
  %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 %.sink10, ptr noundef nonnull @__FUNCTION__.tls13_encrypted_extensions_print) #5
  br label %23

23:                                               ; preds = %.sink.split, %18
  %.0 = phi i32 [ 1, %18 ], [ -1, %.sink.split ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  ret i32 %.0
}

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

declare i32 @tls13_extensions_print(ptr noundef, i32 noundef, i32 noundef, i32 noundef, ptr noundef, i64 noundef) local_unnamed_addr #2

declare i32 @tls_length_is_zero(i64 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}


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