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

; 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.SDF_DIGEST_CTX = type { 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 [61 x i8], align 1
@__FUNCTION__.sdf_digest_finish = external hidden unnamed_addr constant [18 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
define dso_local i32 @sdf_digest_finish(ptr noundef %0, ptr noundef %1) #2 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = icmp ne ptr %9, null
  br i1 %10, label %11, label %14

11:                                               ; preds = %2
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = icmp ne ptr %12, null
  br i1 %13, label %20, label %14

14:                                               ; preds = %11, %2
  br label %15

15:                                               ; preds = %14
  %16 = load ptr, ptr @stderr, align 8, !tbaa !5
  %17 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %16, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 221, ptr noundef @__FUNCTION__.sdf_digest_finish) #4
  br label %18

18:                                               ; preds = %15
  br label %19

19:                                               ; preds = %18
  store i32 -1, ptr %3, align 4
  store i32 1, ptr %8, align 4
  br label %54

20:                                               ; preds = %11
  %21 = load ptr, ptr %4, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.SDF_DIGEST_CTX, ptr %21, i32 0, i32 0
  %23 = load ptr, ptr %22, align 8, !tbaa !9
  %24 = icmp ne ptr %23, null
  br i1 %24, label %31, label %25

25:                                               ; preds = %20
  br label %26

26:                                               ; preds = %25
  %27 = load ptr, ptr @stderr, align 8, !tbaa !5
  %28 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %27, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 225, ptr noundef @__FUNCTION__.sdf_digest_finish) #4
  br label %29

29:                                               ; preds = %26
  br label %30

30:                                               ; preds = %29
  store i32 -1, ptr %3, align 4
  store i32 1, ptr %8, align 4
  br label %54

31:                                               ; preds = %20
  %32 = load ptr, ptr %4, align 8, !tbaa !5
  %33 = getelementptr inbounds %struct.SDF_DIGEST_CTX, ptr %32, i32 0, i32 0
  %34 = load ptr, ptr %33, align 8, !tbaa !9
  %35 = load ptr, ptr %5, align 8, !tbaa !5
  %36 = call i32 @SDF_HashFinal(ptr noundef %34, ptr noundef %35, ptr noundef %6)
  store i32 %36, ptr %7, align 4, !tbaa !11
  %37 = icmp ne i32 %36, 0
  br i1 %37, label %38, label %44

38:                                               ; preds = %31
  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 229, ptr noundef @__FUNCTION__.sdf_digest_finish) #4
  br label %42

42:                                               ; preds = %39
  br label %43

43:                                               ; preds = %42
  store i32 -1, ptr %3, align 4
  store i32 1, ptr %8, align 4
  br label %54

44:                                               ; preds = %31
  %45 = load i32, ptr %6, align 4, !tbaa !11
  %46 = icmp ne i32 %45, 32
  br i1 %46, label %47, label %53

47:                                               ; preds = %44
  br label %48

48:                                               ; preds = %47
  %49 = load ptr, ptr @stderr, align 8, !tbaa !5
  %50 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %49, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 233, ptr noundef @__FUNCTION__.sdf_digest_finish) #4
  br label %51

51:                                               ; preds = %48
  br label %52

52:                                               ; preds = %51
  store i32 -1, ptr %3, align 4
  store i32 1, ptr %8, align 4
  br label %54

53:                                               ; preds = %44
  store i32 1, ptr %3, align 4
  store i32 1, ptr %8, align 4
  br label %54

54:                                               ; preds = %53, %52, %43, %30, %19
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  %55 = load i32, ptr %3, align 4
  ret i32 %55
}

declare i32 @SDF_HashFinal(ptr noundef, ptr noundef, ptr noundef) #3

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 = { "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, !6, i64 0}
!10 = !{!"", !6, 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 = external hidden unnamed_addr constant [13 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [61 x i8], align 1
@__FUNCTION__.sdf_digest_finish = external hidden unnamed_addr constant [18 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

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 2) i32 @sdf_digest_finish(ptr noundef readonly %0, ptr noundef %1) local_unnamed_addr #2 {
  %3 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #4
  %4 = icmp ne ptr %0, null
  %5 = icmp ne ptr %1, null
  %or.cond = and i1 %4, %5
  br i1 %or.cond, label %9, label %6

6:                                                ; preds = %2
  %7 = load ptr, ptr @stderr, align 8, !tbaa !5
  %8 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %7, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 221, ptr noundef nonnull @__FUNCTION__.sdf_digest_finish) #5
  br label %24

9:                                                ; preds = %2
  %10 = load ptr, ptr %0, align 8, !tbaa !9
  %.not = icmp eq ptr %10, null
  br i1 %.not, label %11, label %14

11:                                               ; preds = %9
  %12 = load ptr, ptr @stderr, align 8, !tbaa !5
  %13 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %12, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 225, ptr noundef nonnull @__FUNCTION__.sdf_digest_finish) #5
  br label %24

14:                                               ; preds = %9
  %15 = call i32 @SDF_HashFinal(ptr noundef nonnull %10, ptr noundef nonnull %1, ptr noundef nonnull %3) #4
  %.not9 = icmp eq i32 %15, 0
  br i1 %.not9, label %19, label %16

16:                                               ; preds = %14
  %17 = load ptr, ptr @stderr, align 8, !tbaa !5
  %18 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %17, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 229, ptr noundef nonnull @__FUNCTION__.sdf_digest_finish) #5
  br label %24

19:                                               ; preds = %14
  %20 = load i32, ptr %3, align 4, !tbaa !11
  %.not10 = icmp eq i32 %20, 32
  br i1 %.not10, label %24, label %21

21:                                               ; preds = %19
  %22 = load ptr, ptr @stderr, align 8, !tbaa !5
  %23 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %22, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 233, ptr noundef nonnull @__FUNCTION__.sdf_digest_finish) #5
  br label %24

24:                                               ; preds = %19, %21, %16, %11, %6
  %.0 = phi i32 [ -1, %16 ], [ -1, %21 ], [ -1, %11 ], [ -1, %6 ], [ 1, %19 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #4
  ret i32 %.0
}

declare i32 @SDF_HashFinal(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #3

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 = { 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 = { "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, !6, i64 0}
!10 = !{!"", !6, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}


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