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

; 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.xhttp_ = type { ptr, i16, ptr, i32, %struct.XByteBuffer, i32, %struct.XMap, i16, i16, i64, i64, i64, i64, i64, i8, i8, i8, [256 x i8], [128 x i8], [2048 x i8] }
%struct.XByteBuffer = type { ptr, i64, i64, i16, i16, i32 }
%struct.XMap = type { ptr, ptr, ptr, i64, i64, 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 uwtable
declare dso_local i32 @XHTTP_Init(ptr noundef, i32 noundef, i64 noundef) #1

; Function Attrs: nounwind uwtable
define dso_local ptr @XHTTP_Alloc(i32 noundef %0, i64 noundef %1) #1 {
  %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 ptr, align 8
  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) #4
  %9 = call noalias ptr @malloc(i64 noundef 2608) #5
  store ptr %9, ptr %6, align 8, !tbaa !11
  %10 = load ptr, ptr %6, align 8, !tbaa !11
  %11 = icmp eq ptr %10, null
  br i1 %11, label %12, label %13

12:                                               ; preds = %2
  store ptr null, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %31

13:                                               ; preds = %2
  %14 = load ptr, ptr %6, align 8, !tbaa !11
  %15 = load i32, ptr %4, align 4, !tbaa !5
  %16 = load i64, ptr %5, align 8, !tbaa !9
  %17 = call i32 @XHTTP_Init(ptr noundef %14, i32 noundef %15, i64 noundef %16)
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %18 = load ptr, ptr %6, align 8, !tbaa !11
  %19 = getelementptr inbounds %struct.xhttp_, ptr %18, i32 0, i32 4
  store ptr %19, ptr %8, align 8, !tbaa !11
  %20 = load ptr, ptr %8, align 8, !tbaa !11
  %21 = getelementptr inbounds %struct.XByteBuffer, ptr %20, i32 0, i32 5
  %22 = load i32, ptr %21, align 4, !tbaa !13
  %23 = icmp sge i32 %22, 0
  br i1 %23, label %24, label %28

24:                                               ; preds = %13
  %25 = load ptr, ptr %6, align 8, !tbaa !11
  %26 = getelementptr inbounds %struct.xhttp_, ptr %25, i32 0, i32 15
  store i8 1, ptr %26, align 1, !tbaa !16
  %27 = load ptr, ptr %6, align 8, !tbaa !11
  store ptr %27, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %30

28:                                               ; preds = %13
  %29 = load ptr, ptr %6, align 8, !tbaa !11
  call void @free(ptr noundef %29) #4
  store ptr null, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %30

30:                                               ; preds = %28, %24
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  br label %31

31:                                               ; preds = %30, %12
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  %32 = load ptr, ptr %3, align 8
  ret ptr %32
}

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #2

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

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 #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 = { nounwind }
attributes #5 = { 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, !6, i64 28}
!14 = !{!"XByteBuffer", !12, i64 0, !10, i64 8, !10, i64 16, !15, i64 24, !15, i64 26, !6, i64 28}
!15 = !{!"short", !7, i64 0}
!16 = !{!17, !7, i64 169}
!17 = !{!"xhttp_", !12, i64 0, !15, i64 8, !12, i64 16, !6, i64 24, !14, i64 32, !6, i64 64, !18, i64 72, !15, i64 120, !15, i64 122, !10, i64 128, !10, i64 136, !10, i64 144, !10, i64 152, !10, i64 160, !7, i64 168, !7, i64 169, !7, i64 170, !7, i64 171, !7, i64 427, !7, i64 555}
!18 = !{!"XMap", !12, i64 0, !12, i64 8, !12, i64 16, !10, i64 24, !10, i64 32, !6, i64 40}


; 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: nounwind uwtable
declare dso_local i32 @XHTTP_Init(ptr noundef, i32 noundef, i64 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local noundef ptr @XHTTP_Alloc(i32 noundef %0, i64 noundef %1) local_unnamed_addr #0 {
  %3 = tail call noalias dereferenceable_or_null(2608) ptr @malloc(i64 noundef 2608) #3
  %4 = icmp eq ptr %3, null
  br i1 %4, label %13, label %5

5:                                                ; preds = %2
  %6 = tail call i32 @XHTTP_Init(ptr noundef nonnull %3, i32 noundef %0, i64 noundef %1)
  %7 = getelementptr inbounds i8, ptr %3, i64 60
  %8 = load i32, ptr %7, align 4, !tbaa !5
  %9 = icmp sgt i32 %8, -1
  br i1 %9, label %10, label %12

10:                                               ; preds = %5
  %11 = getelementptr inbounds i8, ptr %3, i64 169
  store i8 1, ptr %11, align 1, !tbaa !13
  br label %13

12:                                               ; preds = %5
  tail call void @free(ptr noundef nonnull %3) #4
  br label %13

13:                                               ; preds = %10, %12, %2
  %.1 = phi ptr [ null, %2 ], [ %3, %10 ], [ null, %12 ]
  ret ptr %.1
}

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

attributes #0 = { 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 #1 = { 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 #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 = { nounwind allocsize(0) }
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, !12, i64 28}
!6 = !{!"XByteBuffer", !7, i64 0, !10, i64 8, !10, i64 16, !11, i64 24, !11, i64 26, !12, i64 28}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!"short", !8, i64 0}
!12 = !{!"int", !8, i64 0}
!13 = !{!14, !8, i64 169}
!14 = !{!"xhttp_", !7, i64 0, !11, i64 8, !7, i64 16, !12, i64 24, !6, i64 32, !12, i64 64, !15, i64 72, !11, i64 120, !11, i64 122, !10, i64 128, !10, i64 136, !10, i64 144, !10, i64 152, !10, i64 160, !8, i64 168, !8, i64 169, !8, i64 170, !8, i64 171, !8, i64 427, !8, i64 555}
!15 = !{!"XMap", !7, i64 0, !7, i64 8, !7, i64 16, !10, i64 24, !10, i64 32, !12, i64 40}


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