; LLVM IR from kala13x/libxutils :: src/net (ws)

; 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.xweb_frame_ = type { i32, %struct.XByteBuffer, i64, i64, i32, i8, i8, i8, i8, i8 }
%struct.XByteBuffer = type { ptr, i64, i64, i16, i16, i32 }

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

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

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #1

; Function Attrs: nounwind uwtable
declare dso_local void @XWebFrame_Init(ptr noundef) #2

; Function Attrs: nounwind
declare void @free(ptr noundef) #3

; Function Attrs: nounwind uwtable
define dso_local ptr @XWebFrame_Alloc(i32 noundef %0, i64 noundef %1) #2 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i64, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store i64 %1, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %9 = call noalias ptr @malloc(i64 noundef 72) #6
  store ptr %9, ptr %6, align 8, !tbaa !11
  %10 = load ptr, ptr %6, align 8, !tbaa !11
  %11 = icmp ne ptr %10, null
  br i1 %11, label %13, label %12

12:                                               ; preds = %2
  store ptr null, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %39

13:                                               ; preds = %2
  %14 = load ptr, ptr %6, align 8, !tbaa !11
  call void @XWebFrame_Init(ptr noundef %14)
  %15 = load ptr, ptr %6, align 8, !tbaa !11
  %16 = getelementptr inbounds %struct.xweb_frame_, ptr %15, i32 0, i32 7
  store i8 1, ptr %16, align 2, !tbaa !13
  %17 = load i32, ptr %4, align 4, !tbaa !5
  %18 = load ptr, ptr %6, align 8, !tbaa !11
  %19 = getelementptr inbounds %struct.xweb_frame_, ptr %18, i32 0, i32 0
  store i32 %17, ptr %19, align 8, !tbaa !17
  %20 = load i64, ptr %5, align 8, !tbaa !9
  %21 = icmp ne i64 %20, 0
  br i1 %21, label %24, label %22

22:                                               ; preds = %13
  %23 = load ptr, ptr %6, align 8, !tbaa !11
  store ptr %23, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %39

24:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #5
  %25 = load ptr, ptr %6, align 8, !tbaa !11
  %26 = getelementptr inbounds %struct.xweb_frame_, ptr %25, i32 0, i32 1
  %27 = load i64, ptr %5, align 8, !tbaa !9
  %28 = call i32 @XByteBuffer_Resize(ptr noundef %26, i64 noundef %27)
  store i32 %28, ptr %8, align 4, !tbaa !5
  br label %29

29:                                               ; preds = %24
  %30 = load i32, ptr %8, align 4, !tbaa !5
  %31 = icmp sgt i32 %30, 0
  br i1 %31, label %34, label %32

32:                                               ; preds = %29
  %33 = load ptr, ptr %6, align 8, !tbaa !11
  call void @free(ptr noundef %33) #5
  store ptr null, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %38

34:                                               ; preds = %29
  br label %35

35:                                               ; preds = %34
  br label %36

36:                                               ; preds = %35
  %37 = load ptr, ptr %6, align 8, !tbaa !11
  store ptr %37, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %38

38:                                               ; preds = %36, %32
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #5
  br label %39

39:                                               ; preds = %38, %22, %12
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  %40 = load ptr, ptr %3, align 8
  ret ptr %40
}

declare i32 @XByteBuffer_Resize(ptr noundef, i64 noundef) #4

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nounwind allocsize(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 = { 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 "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 = { "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 #5 = { nounwind }
attributes #6 = { nounwind allocsize(0) }

!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 = !{!"int", !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 = !{!"any pointer", !7, i64 0}
!13 = !{!14, !7, i64 62}
!14 = !{!"xweb_frame_", !6, i64 0, !15, i64 8, !10, i64 40, !10, i64 48, !6, i64 56, !7, i64 60, !7, i64 61, !7, i64 62, !7, i64 63, !7, i64 64}
!15 = !{!"XByteBuffer", !12, i64 0, !10, i64 8, !10, i64 16, !16, i64 24, !16, i64 26, !6, i64 28}
!16 = !{!"short", !7, i64 0}
!17 = !{!14, !6, 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"

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @malloc(i64 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
declare dso_local void @XWebFrame_Init(ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local noundef ptr @XWebFrame_Alloc(i32 noundef %0, i64 noundef %1) local_unnamed_addr #1 {
  %3 = tail call noalias dereferenceable_or_null(72) ptr @malloc(i64 noundef 72) #4
  %.not = icmp eq ptr %3, null
  br i1 %.not, label %11, label %4

4:                                                ; preds = %2
  tail call void @XWebFrame_Init(ptr noundef nonnull %3)
  %5 = getelementptr inbounds i8, ptr %3, i64 62
  store i8 1, ptr %5, align 2, !tbaa !5
  store i32 %0, ptr %3, align 8, !tbaa !14
  %.not14 = icmp eq i64 %1, 0
  br i1 %.not14, label %11, label %6

6:                                                ; preds = %4
  %7 = getelementptr inbounds i8, ptr %3, i64 8
  %8 = tail call i32 @XByteBuffer_Resize(ptr noundef nonnull %7, i64 noundef %1) #5
  %9 = icmp sgt i32 %8, 0
  br i1 %9, label %11, label %10

10:                                               ; preds = %6
  tail call void @free(ptr noundef nonnull %3) #5
  br label %11

11:                                               ; preds = %10, %6, %4, %2
  %.1 = phi ptr [ null, %2 ], [ %3, %4 ], [ null, %10 ], [ %3, %6 ]
  ret ptr %.1
}

declare i32 @XByteBuffer_Resize(ptr noundef, i64 noundef) local_unnamed_addr #3

attributes #0 = { mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" "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 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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 allocsize(0) }
attributes #5 = { 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, !8, i64 62}
!6 = !{!"xweb_frame_", !7, i64 0, !10, i64 8, !12, i64 40, !12, i64 48, !7, i64 56, !8, i64 60, !8, i64 61, !8, i64 62, !8, i64 63, !8, i64 64}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"XByteBuffer", !11, i64 0, !12, i64 8, !12, i64 16, !13, i64 24, !13, i64 26, !7, i64 28}
!11 = !{!"any pointer", !8, i64 0}
!12 = !{!"long", !8, i64 0}
!13 = !{!"short", !8, i64 0}
!14 = !{!6, !7, i64 0}


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