; 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_update = 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_update(ptr noundef %0, ptr noundef %1, i64 noundef %2) #2 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store i64 %2, ptr %7, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  %10 = load ptr, ptr %5, align 8, !tbaa !5
  %11 = icmp ne ptr %10, null
  br i1 %11, label %18, label %12

12:                                               ; preds = %3
  br label %13

13:                                               ; preds = %12
  %14 = load ptr, ptr @stderr, align 8, !tbaa !5
  %15 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %14, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 201, ptr noundef @__FUNCTION__.sdf_digest_update) #4
  br label %16

16:                                               ; preds = %13
  br label %17

17:                                               ; preds = %16
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %45

18:                                               ; preds = %3
  %19 = load ptr, ptr %5, align 8, !tbaa !5
  %20 = getelementptr inbounds %struct.SDF_DIGEST_CTX, ptr %19, i32 0, i32 0
  %21 = load ptr, ptr %20, align 8, !tbaa !11
  %22 = icmp ne ptr %21, null
  br i1 %22, label %29, label %23

23:                                               ; preds = %18
  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 205, ptr noundef @__FUNCTION__.sdf_digest_update) #4
  br label %27

27:                                               ; preds = %24
  br label %28

28:                                               ; preds = %27
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %45

29:                                               ; preds = %18
  %30 = load ptr, ptr %5, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.SDF_DIGEST_CTX, ptr %30, i32 0, i32 0
  %32 = load ptr, ptr %31, align 8, !tbaa !11
  %33 = load ptr, ptr %6, align 8, !tbaa !5
  %34 = load i64, ptr %7, align 8, !tbaa !9
  %35 = trunc i64 %34 to i32
  %36 = call i32 @SDF_HashUpdate(ptr noundef %32, ptr noundef %33, i32 noundef %35)
  store i32 %36, ptr %8, align 4, !tbaa !13
  %37 = icmp ne i32 %36, 0
  br i1 %37, label %38, label %44

38:                                               ; preds = %29
  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 209, ptr noundef @__FUNCTION__.sdf_digest_update) #4
  br label %42

42:                                               ; preds = %39
  br label %43

43:                                               ; preds = %42
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %45

44:                                               ; preds = %29
  store i32 1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %45

45:                                               ; preds = %44, %43, %28, %17
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  %46 = load i32, ptr %4, align 4
  ret i32 %46
}

declare i32 @SDF_HashUpdate(ptr noundef, ptr noundef, i32 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, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"", !6, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"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_update = 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: nounwind uwtable
define dso_local range(i32 -1, 2) i32 @sdf_digest_update(ptr noundef readonly %0, ptr noundef %1, i64 noundef %2) local_unnamed_addr #1 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %.sink.split, label %4

4:                                                ; preds = %3
  %5 = load ptr, ptr %0, align 8, !tbaa !5
  %.not7 = icmp eq ptr %5, null
  br i1 %.not7, label %.sink.split, label %6

6:                                                ; preds = %4
  %7 = trunc i64 %2 to i32
  %8 = tail call i32 @SDF_HashUpdate(ptr noundef nonnull %5, ptr noundef %1, i32 noundef %7) #3
  %.not8 = icmp eq i32 %8, 0
  br i1 %.not8, label %11, label %.sink.split

.sink.split:                                      ; preds = %6, %4, %3
  %.sink9 = phi i32 [ 201, %3 ], [ 205, %4 ], [ 209, %6 ]
  %9 = load ptr, ptr @stderr, align 8, !tbaa !10
  %10 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %9, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef %.sink9, ptr noundef nonnull @__FUNCTION__.sdf_digest_update) #4
  br label %11

11:                                               ; preds = %.sink.split, %6
  %.0 = phi i32 [ 1, %6 ], [ -1, %.sink.split ]
  ret i32 %.0
}

declare i32 @SDF_HashUpdate(ptr noundef, ptr noundef, i32 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 = { 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 = { "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, !7, i64 0}
!6 = !{!"", !7, i64 0}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!7, !7, i64 0}


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