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

; 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.130 = external hidden unnamed_addr constant [63 x i8], align 1
@.str.213 = external hidden unnamed_addr constant [13 x i8], align 1
@__FUNCTION__.tls_client_key_exchange_print = external hidden unnamed_addr constant [30 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_client_key_exchange_pke_print(ptr noundef, ptr noundef, i64 noundef, i32 noundef, i32 noundef) #2

; Function Attrs: nounwind uwtable
declare dso_local i32 @tls_client_key_exchange_ecdhe_print(ptr noundef, ptr noundef, i64 noundef, i32 noundef, i32 noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @tls_client_key_exchange_print(ptr noundef %0, ptr noundef %1, i64 noundef %2, i32 noundef %3, i32 noundef %4) #2 {
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i64, align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  store ptr %0, ptr %7, align 8, !tbaa !5
  store ptr %1, ptr %8, align 8, !tbaa !5
  store i64 %2, ptr %9, align 8, !tbaa !9
  store i32 %3, ptr %10, align 4, !tbaa !11
  store i32 %4, ptr %11, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  %14 = load i32, ptr %10, align 4, !tbaa !11
  %15 = ashr i32 %14, 8
  %16 = and i32 %15, 65535
  store i32 %16, ptr %12, align 4, !tbaa !11
  %17 = load i32, ptr %12, align 4, !tbaa !11
  switch i32 %17, label %48 [
    i32 57363, label %18
    i32 57427, label %18
    i32 57361, label %33
    i32 57425, label %33
  ]

18:                                               ; preds = %5, %5
  %19 = load ptr, ptr %7, align 8, !tbaa !5
  %20 = load ptr, ptr %8, align 8, !tbaa !5
  %21 = load i64, ptr %9, align 8, !tbaa !9
  %22 = load i32, ptr %10, align 4, !tbaa !11
  %23 = load i32, ptr %11, align 4, !tbaa !11
  %24 = call i32 @tls_client_key_exchange_pke_print(ptr noundef %19, ptr noundef %20, i64 noundef %21, i32 noundef %22, i32 noundef %23)
  %25 = icmp ne i32 %24, 1
  br i1 %25, label %26, label %32

26:                                               ; preds = %18
  br label %27

27:                                               ; preds = %26
  %28 = load ptr, ptr @stderr, align 8, !tbaa !5
  %29 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %28, ptr noundef @.str.213, ptr noundef @.str.130, i32 noundef 832, ptr noundef @__FUNCTION__.tls_client_key_exchange_print) #3
  br label %30

30:                                               ; preds = %27
  br label %31

31:                                               ; preds = %30
  store i32 -1, ptr %6, align 4
  store i32 1, ptr %13, align 4
  br label %55

32:                                               ; preds = %18
  br label %54

33:                                               ; preds = %5, %5
  %34 = load ptr, ptr %7, align 8, !tbaa !5
  %35 = load ptr, ptr %8, align 8, !tbaa !5
  %36 = load i64, ptr %9, align 8, !tbaa !9
  %37 = load i32, ptr %10, align 4, !tbaa !11
  %38 = load i32, ptr %11, align 4, !tbaa !11
  %39 = call i32 @tls_client_key_exchange_ecdhe_print(ptr noundef %34, ptr noundef %35, i64 noundef %36, i32 noundef %37, i32 noundef %38)
  %40 = icmp ne i32 %39, 1
  br i1 %40, label %41, label %47

41:                                               ; preds = %33
  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.213, ptr noundef @.str.130, i32 noundef 839, ptr noundef @__FUNCTION__.tls_client_key_exchange_print) #3
  br label %45

45:                                               ; preds = %42
  br label %46

46:                                               ; preds = %45
  store i32 -1, ptr %6, align 4
  store i32 1, ptr %13, align 4
  br label %55

47:                                               ; preds = %33
  br label %54

48:                                               ; preds = %5
  br label %49

49:                                               ; preds = %48
  %50 = load ptr, ptr @stderr, align 8, !tbaa !5
  %51 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %50, ptr noundef @.str.213, ptr noundef @.str.130, i32 noundef 844, ptr noundef @__FUNCTION__.tls_client_key_exchange_print) #3
  br label %52

52:                                               ; preds = %49
  br label %53

53:                                               ; preds = %52
  store i32 -1, ptr %6, align 4
  store i32 1, ptr %13, align 4
  br label %55

54:                                               ; preds = %47, %32
  store i32 1, ptr %6, align 4
  store i32 1, ptr %13, align 4
  br label %55

55:                                               ; preds = %54, %53, %46, %31
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  %56 = load i32, ptr %6, align 4
  ret i32 %56
}

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 = { 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 = !{!"int", !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.130 = external hidden unnamed_addr constant [63 x i8], align 1
@.str.213 = external hidden unnamed_addr constant [13 x i8], align 1
@__FUNCTION__.tls_client_key_exchange_print = external hidden unnamed_addr constant [30 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: nounwind uwtable
declare dso_local i32 @tls_client_key_exchange_pke_print(ptr noundef, ptr noundef, i64 noundef, i32 noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @tls_client_key_exchange_ecdhe_print(ptr noundef, ptr noundef, i64 noundef, i32 noundef, i32 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 2) i32 @tls_client_key_exchange_print(ptr noundef %0, ptr noundef %1, i64 noundef %2, i32 noundef %3, i32 noundef %4) local_unnamed_addr #1 {
  %6 = lshr i32 %3, 8
  %trunc = trunc i32 %6 to i16
  switch i16 %trunc, label %.sink.split [
    i16 -8173, label %7
    i16 -8109, label %7
    i16 -8175, label %9
    i16 -8111, label %9
  ]

7:                                                ; preds = %5, %5
  %8 = tail call i32 @tls_client_key_exchange_pke_print(ptr noundef %0, ptr noundef %1, i64 noundef %2, i32 noundef %3, i32 noundef %4)
  %.not12 = icmp eq i32 %8, 1
  br i1 %.not12, label %13, label %.sink.split

9:                                                ; preds = %5, %5
  %10 = tail call i32 @tls_client_key_exchange_ecdhe_print(ptr noundef %0, ptr noundef %1, i64 noundef %2, i32 noundef %3, i32 noundef %4)
  %.not = icmp eq i32 %10, 1
  br i1 %.not, label %13, label %.sink.split

.sink.split:                                      ; preds = %5, %9, %7
  %.sink13 = phi i32 [ 832, %7 ], [ 839, %9 ], [ 844, %5 ]
  %11 = load ptr, ptr @stderr, align 8, !tbaa !5
  %12 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %11, ptr noundef nonnull @.str.213, ptr noundef nonnull @.str.130, i32 noundef %.sink13, ptr noundef nonnull @__FUNCTION__.tls_client_key_exchange_print) #2
  br label %13

13:                                               ; preds = %.sink.split, %7, %9
  %.0 = phi i32 [ 1, %9 ], [ 1, %7 ], [ -1, %.sink.split ]
  ret i32 %.0
}

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 = { 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 = { 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"}


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