; LLVM IR from guanzhi/GmSSL :: src (sm9_enc)

; 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.SM9_Z256_POINT = type { [4 x i64], [4 x i64], [4 x i64] }

@stderr = external global ptr, align 8
@.str = external hidden unnamed_addr constant [13 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [61 x i8], align 1
@__FUNCTION__.sm9_encrypt = external hidden unnamed_addr constant [12 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

; Function Attrs: nounwind uwtable
declare dso_local i32 @sm9_do_encrypt(ptr noundef, ptr noundef, i64 noundef, ptr noundef, i64 noundef, ptr noundef, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
declare dso_local i32 @sm9_ciphertext_to_der(ptr noundef, ptr noundef, i64 noundef, ptr noundef, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @sm9_encrypt(ptr noundef %0, ptr noundef %1, i64 noundef %2, ptr noundef %3, i64 noundef %4, ptr noundef %5, ptr noundef %6) #2 {
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i64, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i64, align 8
  %14 = alloca ptr, align 8
  %15 = alloca ptr, align 8
  %16 = alloca %struct.SM9_Z256_POINT, align 8
  %17 = alloca [255 x i8], align 16
  %18 = alloca [32 x i8], align 16
  %19 = alloca i32, align 4
  store ptr %0, ptr %9, align 8, !tbaa !5
  store ptr %1, ptr %10, align 8, !tbaa !5
  store i64 %2, ptr %11, align 8, !tbaa !9
  store ptr %3, ptr %12, align 8, !tbaa !5
  store i64 %4, ptr %13, align 8, !tbaa !9
  store ptr %5, ptr %14, align 8, !tbaa !5
  store ptr %6, ptr %15, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 96, ptr %16) #3
  call void @llvm.lifetime.start.p0(i64 255, ptr %17) #3
  call void @llvm.lifetime.start.p0(i64 32, ptr %18) #3
  %20 = load i64, ptr %13, align 8, !tbaa !9
  %21 = icmp ugt i64 %20, 255
  br i1 %21, label %22, label %28

22:                                               ; preds = %7
  br label %23

23:                                               ; preds = %22
  %24 = load ptr, ptr @stderr, align 8, !tbaa !5
  %25 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %24, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 249, ptr noundef @__FUNCTION__.sm9_encrypt) #3
  br label %26

26:                                               ; preds = %23
  br label %27

27:                                               ; preds = %26
  store i32 -1, ptr %8, align 4
  store i32 1, ptr %19, align 4
  br label %59

28:                                               ; preds = %7
  %29 = load ptr, ptr %9, align 8, !tbaa !5
  %30 = load ptr, ptr %10, align 8, !tbaa !5
  %31 = load i64, ptr %11, align 8, !tbaa !9
  %32 = load ptr, ptr %12, align 8, !tbaa !5
  %33 = load i64, ptr %13, align 8, !tbaa !9
  %34 = getelementptr inbounds [255 x i8], ptr %17, i64 0, i64 0
  %35 = getelementptr inbounds [32 x i8], ptr %18, i64 0, i64 0
  %36 = call i32 @sm9_do_encrypt(ptr noundef %29, ptr noundef %30, i64 noundef %31, ptr noundef %32, i64 noundef %33, ptr noundef %16, ptr noundef %34, ptr noundef %35)
  %37 = icmp ne i32 %36, 1
  br i1 %37, label %38, label %44

38:                                               ; preds = %28
  br label %39

39:                                               ; preds = %38
  %40 = load ptr, ptr @stderr, align 8, !tbaa !5
  %41 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %40, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 254, ptr noundef @__FUNCTION__.sm9_encrypt) #3
  br label %42

42:                                               ; preds = %39
  br label %43

43:                                               ; preds = %42
  store i32 -1, ptr %8, align 4
  store i32 1, ptr %19, align 4
  br label %59

44:                                               ; preds = %28
  %45 = load ptr, ptr %15, align 8, !tbaa !5
  store i64 0, ptr %45, align 8, !tbaa !9
  %46 = getelementptr inbounds [255 x i8], ptr %17, i64 0, i64 0
  %47 = load i64, ptr %13, align 8, !tbaa !9
  %48 = getelementptr inbounds [32 x i8], ptr %18, i64 0, i64 0
  %49 = load ptr, ptr %15, align 8, !tbaa !5
  %50 = call i32 @sm9_ciphertext_to_der(ptr noundef %16, ptr noundef %46, i64 noundef %47, ptr noundef %48, ptr noundef %14, ptr noundef %49)
  %51 = icmp ne i32 %50, 1
  br i1 %51, label %52, label %58

52:                                               ; preds = %44
  br label %53

53:                                               ; preds = %52
  %54 = load ptr, ptr @stderr, align 8, !tbaa !5
  %55 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %54, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 259, ptr noundef @__FUNCTION__.sm9_encrypt) #3
  br label %56

56:                                               ; preds = %53
  br label %57

57:                                               ; preds = %56
  store i32 -1, ptr %8, align 4
  store i32 1, ptr %19, align 4
  br label %59

58:                                               ; preds = %44
  store i32 1, ptr %8, align 4
  store i32 1, ptr %19, align 4
  br label %59

59:                                               ; preds = %58, %57, %43, %27
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #3
  call void @llvm.lifetime.end.p0(i64 255, ptr %17) #3
  call void @llvm.lifetime.end.p0(i64 96, ptr %16) #3
  %60 = load i32, ptr %8, align 4
  ret i32 %60
}

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 = { 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}


; 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.SM9_Z256_POINT = type { [4 x i64], [4 x i64], [4 x i64] }

@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 [61 x i8], align 1
@__FUNCTION__.sm9_encrypt = external hidden unnamed_addr constant [12 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

; Function Attrs: nounwind uwtable
declare dso_local i32 @sm9_do_encrypt(ptr noundef, ptr noundef, i64 noundef, ptr noundef, i64 noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
declare dso_local i32 @sm9_ciphertext_to_der(ptr noundef, ptr noundef, i64 noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 2) i32 @sm9_encrypt(ptr noundef %0, ptr noundef %1, i64 noundef %2, ptr noundef %3, i64 noundef %4, ptr noundef %5, ptr noundef %6) local_unnamed_addr #2 {
  %8 = alloca ptr, align 8
  %9 = alloca %struct.SM9_Z256_POINT, align 8
  %10 = alloca [255 x i8], align 16
  %11 = alloca [32 x i8], align 16
  store ptr %5, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 96, ptr nonnull %9) #3
  call void @llvm.lifetime.start.p0(i64 255, ptr nonnull %10) #3
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %11) #3
  %12 = icmp ugt i64 %4, 255
  br i1 %12, label %13, label %16

13:                                               ; preds = %7
  %14 = load ptr, ptr @stderr, align 8, !tbaa !5
  %15 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %14, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 249, ptr noundef nonnull @__FUNCTION__.sm9_encrypt) #4
  br label %26

16:                                               ; preds = %7
  %17 = call i32 @sm9_do_encrypt(ptr noundef %0, ptr noundef %1, i64 noundef %2, ptr noundef %3, i64 noundef %4, ptr noundef nonnull %9, ptr noundef nonnull %10, ptr noundef nonnull %11)
  %.not = icmp eq i32 %17, 1
  br i1 %.not, label %21, label %18

18:                                               ; preds = %16
  %19 = load ptr, ptr @stderr, align 8, !tbaa !5
  %20 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %19, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 254, ptr noundef nonnull @__FUNCTION__.sm9_encrypt) #4
  br label %26

21:                                               ; preds = %16
  store i64 0, ptr %6, align 8, !tbaa !9
  %22 = call i32 @sm9_ciphertext_to_der(ptr noundef nonnull %9, ptr noundef nonnull %10, i64 noundef %4, ptr noundef nonnull %11, ptr noundef nonnull %8, ptr noundef nonnull %6)
  %.not10 = icmp eq i32 %22, 1
  br i1 %.not10, label %26, label %23

23:                                               ; preds = %21
  %24 = load ptr, ptr @stderr, align 8, !tbaa !5
  %25 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %24, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 259, ptr noundef nonnull @__FUNCTION__.sm9_encrypt) #4
  br label %26

26:                                               ; preds = %21, %23, %18, %13
  %.0 = phi i32 [ -1, %13 ], [ -1, %18 ], [ -1, %23 ], [ 1, %21 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %11) #3
  call void @llvm.lifetime.end.p0(i64 255, ptr nonnull %10) #3
  call void @llvm.lifetime.end.p0(i64 96, ptr nonnull %9) #3
  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 = { 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 }
attributes #4 = { 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