; LLVM IR from guanzhi/GmSSL :: src (x509_alg)

; 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.ASN1_OID_INFO = type { i32, ptr, ptr, i64, i32, ptr }

@stderr = external global ptr, align 8
@.str = external hidden unnamed_addr constant [13 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [62 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [15 x i8], align 1
@x509_pke_algors = external hidden constant [3 x %struct.ASN1_OID_INFO], align 16
@.str.6 = external hidden unnamed_addr constant [13 x i8], align 1
@__FUNCTION__.x509_public_key_encryption_algor_print = external hidden unnamed_addr constant [39 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

declare i32 @asn1_oid_info_from_der(ptr noundef, ptr noundef, i64 noundef, ptr noundef, ptr noundef) #2

declare i32 @asn1_length_is_zero(i64 noundef) #2

declare i32 @format_print(ptr noundef, i32 noundef, i32 noundef, ptr 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 @x509_public_key_encryption_algor_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef %3, ptr noundef %4, i64 noundef %5) #3 {
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i64, align 8
  %14 = alloca ptr, align 8
  %15 = alloca i32, align 4
  store ptr %0, ptr %8, align 8, !tbaa !5
  store i32 %1, ptr %9, align 4, !tbaa !9
  store i32 %2, ptr %10, align 4, !tbaa !9
  store ptr %3, ptr %11, align 8, !tbaa !5
  store ptr %4, ptr %12, align 8, !tbaa !5
  store i64 %5, ptr %13, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #4
  %16 = load ptr, ptr %8, align 8, !tbaa !5
  %17 = load i32, ptr %9, align 4, !tbaa !9
  %18 = load i32, ptr %10, align 4, !tbaa !9
  %19 = load ptr, ptr %11, align 8, !tbaa !5
  %20 = call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %16, i32 noundef %17, i32 noundef %18, ptr noundef @.str.2, ptr noundef %19)
  %21 = load i32, ptr %10, align 4, !tbaa !9
  %22 = add nsw i32 %21, 4
  store i32 %22, ptr %10, align 4, !tbaa !9
  %23 = call i32 @asn1_oid_info_from_der(ptr noundef %14, ptr noundef @x509_pke_algors, i64 noundef 3, ptr noundef %12, ptr noundef %13)
  %24 = icmp ne i32 %23, 1
  br i1 %24, label %25, label %26

25:                                               ; preds = %6
  br label %51

26:                                               ; preds = %6
  %27 = load ptr, ptr %8, align 8, !tbaa !5
  %28 = load i32, ptr %9, align 4, !tbaa !9
  %29 = load i32, ptr %10, align 4, !tbaa !9
  %30 = load ptr, ptr %14, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.ASN1_OID_INFO, ptr %30, i32 0, i32 1
  %32 = load ptr, ptr %31, align 8, !tbaa !13
  %33 = call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %27, i32 noundef %28, i32 noundef %29, ptr noundef @.str.3, ptr noundef %32)
  %34 = load i64, ptr %13, align 8, !tbaa !11
  %35 = call i32 @asn1_length_is_zero(i64 noundef %34)
  %36 = icmp ne i32 %35, 1
  br i1 %36, label %37, label %50

37:                                               ; preds = %26
  %38 = load ptr, ptr %14, align 8, !tbaa !5
  %39 = getelementptr inbounds %struct.ASN1_OID_INFO, ptr %38, i32 0, i32 0
  %40 = load i32, ptr %39, align 8, !tbaa !15
  %41 = icmp eq i32 %40, 8
  br i1 %41, label %42, label %43

42:                                               ; preds = %37
  br label %51

43:                                               ; preds = %37
  %44 = load ptr, ptr %8, align 8, !tbaa !5
  %45 = load i32, ptr %9, align 4, !tbaa !9
  %46 = load i32, ptr %10, align 4, !tbaa !9
  %47 = load ptr, ptr %12, align 8, !tbaa !5
  %48 = load i64, ptr %13, align 8, !tbaa !11
  %49 = call i32 @format_bytes(ptr noundef %44, i32 noundef %45, i32 noundef %46, ptr noundef @.str.6, ptr noundef %47, i64 noundef %48)
  br label %50

50:                                               ; preds = %43, %26
  store i32 1, ptr %7, align 4
  store i32 1, ptr %15, align 4
  br label %57

51:                                               ; preds = %42, %25
  br label %52

52:                                               ; preds = %51
  %53 = load ptr, ptr @stderr, align 8, !tbaa !5
  %54 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %53, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 555, ptr noundef @__FUNCTION__.x509_public_key_encryption_algor_print) #4
  br label %55

55:                                               ; preds = %52
  br label %56

56:                                               ; preds = %55
  store i32 -1, ptr %7, align 4
  store i32 1, ptr %15, align 4
  br label %57

57:                                               ; preds = %56, %50
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #4
  %58 = load i32, ptr %7, align 4
  ret i32 %58
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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, !6, i64 8}
!14 = !{!"", !10, i64 0, !6, i64 8, !6, i64 16, !12, i64 24, !10, i64 32, !6, i64 40}
!15 = !{!14, !10, 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"

%struct.ASN1_OID_INFO = type { i32, ptr, ptr, i64, i32, ptr }

@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 [62 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [15 x i8], align 1
@x509_pke_algors = external hidden constant [3 x %struct.ASN1_OID_INFO], align 16
@.str.6 = external hidden unnamed_addr constant [13 x i8], align 1
@__FUNCTION__.x509_public_key_encryption_algor_print = external hidden unnamed_addr constant [39 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

declare i32 @asn1_oid_info_from_der(ptr noundef, ptr noundef, i64 noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

declare i32 @asn1_length_is_zero(i64 noundef) local_unnamed_addr #2

declare i32 @format_print(ptr noundef, i32 noundef, i32 noundef, ptr 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 @x509_public_key_encryption_algor_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef %3, ptr noundef %4, i64 noundef %5) local_unnamed_addr #3 {
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca ptr, align 8
  store ptr %4, ptr %7, align 8, !tbaa !5
  store i64 %5, ptr %8, align 8, !tbaa !9
  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.2, ptr noundef %3) #4
  %11 = add nsw i32 %2, 4
  %12 = call i32 @asn1_oid_info_from_der(ptr noundef nonnull %9, ptr noundef nonnull @x509_pke_algors, i64 noundef 3, ptr noundef nonnull %7, ptr noundef nonnull %8) #4
  %.not = icmp eq i32 %12, 1
  br i1 %.not, label %13, label %28

13:                                               ; preds = %6
  %14 = load ptr, ptr %9, align 8, !tbaa !5
  %15 = getelementptr inbounds i8, ptr %14, i64 8
  %16 = load ptr, ptr %15, align 8, !tbaa !11
  %17 = call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %0, i32 noundef %1, i32 noundef %11, ptr noundef nonnull @.str.3, ptr noundef %16) #4
  %18 = load i64, ptr %8, align 8, !tbaa !9
  %19 = call i32 @asn1_length_is_zero(i64 noundef %18) #4
  %.not11 = icmp eq i32 %19, 1
  br i1 %.not11, label %31, label %20

20:                                               ; preds = %13
  %21 = load ptr, ptr %9, align 8, !tbaa !5
  %22 = load i32, ptr %21, align 8, !tbaa !14
  %23 = icmp eq i32 %22, 8
  br i1 %23, label %28, label %24

24:                                               ; preds = %20
  %25 = load ptr, ptr %7, align 8, !tbaa !5
  %26 = load i64, ptr %8, align 8, !tbaa !9
  %27 = call i32 @format_bytes(ptr noundef %0, i32 noundef %1, i32 noundef %11, ptr noundef nonnull @.str.6, ptr noundef %25, i64 noundef %26) #4
  br label %31

28:                                               ; preds = %6, %20
  %29 = load ptr, ptr @stderr, align 8, !tbaa !5
  %30 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %29, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 555, ptr noundef nonnull @__FUNCTION__.x509_public_key_encryption_algor_print) #5
  br label %31

31:                                               ; preds = %13, %24, %28
  %.0 = phi i32 [ -1, %28 ], [ 1, %24 ], [ 1, %13 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #4
  ret i32 %.0
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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, !6, i64 8}
!12 = !{!"", !13, i64 0, !6, i64 8, !6, i64 16, !10, i64 24, !13, i64 32, !6, i64 40}
!13 = !{!"int", !7, i64 0}
!14 = !{!12, !13, i64 0}


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