; LLVM IR from thalium/icebox :: third_party/virtualbox/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Universal (SockConnEstablished)

; 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._SOCKET = type { i32, ptr, ptr, ptr, ptr, %struct._LIST_ENTRY, i8, i32, i8, i16, %struct.EFI_LOCK, %struct._SOCK_BUFFER, %struct._SOCK_BUFFER, i64, i8, i32, i32, ptr, %struct._LIST_ENTRY, %struct._LIST_ENTRY, %struct._LIST_ENTRY, %struct._LIST_ENTRY, %struct._LIST_ENTRY, ptr, ptr, ptr, [20 x i8], %union._NET_PROTOCOL, ptr, ptr, ptr }
%struct.EFI_LOCK = type { i64, i64, i32 }
%struct._SOCK_BUFFER = type { i32, i32, ptr }
%struct._LIST_ENTRY = type { ptr, ptr }
%union._NET_PROTOCOL = type { %struct._EFI_TCP4_PROTOCOL }
%struct._EFI_TCP4_PROTOCOL = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr }

@.str = external hidden unnamed_addr constant [151 x i8], align 1
@.str.28 = external hidden unnamed_addr constant [17 x i8], align 1

declare zeroext i8 @DebugAssertEnabled() #0

declare void @DebugAssert(ptr noundef, i64 noundef, ptr noundef) #0

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

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

; Function Attrs: nounwind uwtable
declare dso_local void @SockSetState(ptr noundef, i8 noundef zeroext) #1

; Function Attrs: nounwind uwtable
define dso_local void @SockConnEstablished(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  br label %3

3:                                                ; preds = %1
  %4 = call zeroext i8 @DebugAssertEnabled()
  %5 = icmp ne i8 %4, 0
  br i1 %5, label %6, label %14

6:                                                ; preds = %3
  %7 = load ptr, ptr %2, align 8, !tbaa !5
  %8 = getelementptr inbounds %struct._SOCKET, ptr %7, i32 0, i32 8
  %9 = load i8, ptr %8, align 8, !tbaa !9
  %10 = zext i8 %9 to i32
  %11 = icmp eq i32 2, %10
  br i1 %11, label %13, label %12

12:                                               ; preds = %6
  call void @DebugAssert(ptr noundef @.str, i64 noundef 951, ptr noundef @.str.28)
  br label %13

13:                                               ; preds = %12, %6
  br label %14

14:                                               ; preds = %13, %3
  br label %15

15:                                               ; preds = %14
  %16 = load ptr, ptr %2, align 8, !tbaa !5
  call void @SockSetState(ptr noundef %16, i8 noundef zeroext 3)
  %17 = load ptr, ptr %2, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct._SOCKET, ptr %17, i32 0, i32 17
  %19 = load ptr, ptr %18, align 8, !tbaa !17
  %20 = icmp eq ptr null, %19
  br i1 %20, label %21, label %23

21:                                               ; preds = %15
  %22 = load ptr, ptr %2, align 8, !tbaa !5
  call void @SockWakeConnToken(ptr noundef %22)
  br label %25

23:                                               ; preds = %15
  %24 = load ptr, ptr %2, align 8, !tbaa !5
  call void @SockWakeListenToken(ptr noundef %24)
  br label %25

25:                                               ; preds = %23, %21
  ret void
}

attributes #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 = { 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" }

!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, !7, i64 64}
!10 = !{!"_SOCKET", !11, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !12, i64 40, !7, i64 56, !11, i64 60, !7, i64 64, !13, i64 66, !14, i64 72, !16, i64 96, !16, i64 112, !15, i64 128, !7, i64 136, !11, i64 140, !11, i64 144, !6, i64 152, !12, i64 160, !12, i64 176, !12, i64 192, !12, i64 208, !12, i64 224, !6, i64 240, !6, i64 248, !6, i64 256, !7, i64 264, !7, i64 288, !6, i64 368, !6, i64 376, !6, i64 384}
!11 = !{!"int", !7, i64 0}
!12 = !{!"_LIST_ENTRY", !6, i64 0, !6, i64 8}
!13 = !{!"short", !7, i64 0}
!14 = !{!"", !15, i64 0, !15, i64 8, !11, i64 16}
!15 = !{!"long long", !7, i64 0}
!16 = !{!"_SOCK_BUFFER", !11, i64 0, !11, i64 4, !6, i64 8}
!17 = !{!10, !6, i64 152}


; 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"

@.str = external hidden unnamed_addr constant [151 x i8], align 1
@.str.28 = external hidden unnamed_addr constant [17 x i8], align 1

declare zeroext i8 @DebugAssertEnabled() local_unnamed_addr #0

declare void @DebugAssert(ptr noundef, i64 noundef, ptr noundef) local_unnamed_addr #0

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

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

; Function Attrs: nounwind uwtable
declare dso_local void @SockSetState(ptr noundef, i8 noundef zeroext) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local void @SockConnEstablished(ptr noundef %0) local_unnamed_addr #1 {
  %2 = tail call zeroext i8 @DebugAssertEnabled() #2
  %.not = icmp eq i8 %2, 0
  br i1 %.not, label %8, label %3

3:                                                ; preds = %1
  %4 = getelementptr inbounds i8, ptr %0, i64 64
  %5 = load i8, ptr %4, align 8, !tbaa !5
  %6 = icmp eq i8 %5, 2
  br i1 %6, label %8, label %7

7:                                                ; preds = %3
  tail call void @DebugAssert(ptr noundef nonnull @.str, i64 noundef 951, ptr noundef nonnull @.str.28) #2
  br label %8

8:                                                ; preds = %1, %7, %3
  tail call void @SockSetState(ptr noundef %0, i8 noundef zeroext 3)
  %9 = getelementptr inbounds i8, ptr %0, i64 152
  %10 = load ptr, ptr %9, align 8, !tbaa !16
  %11 = icmp eq ptr %10, null
  br i1 %11, label %12, label %13

12:                                               ; preds = %8
  tail call void @SockWakeConnToken(ptr noundef nonnull %0)
  br label %14

13:                                               ; preds = %8
  tail call void @SockWakeListenToken(ptr noundef nonnull %0)
  br label %14

14:                                               ; preds = %13, %12
  ret void
}

attributes #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 = { 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 }

!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 64}
!6 = !{!"_SOCKET", !7, i64 0, !10, i64 8, !10, i64 16, !10, i64 24, !10, i64 32, !11, i64 40, !8, i64 56, !7, i64 60, !8, i64 64, !12, i64 66, !13, i64 72, !15, i64 96, !15, i64 112, !14, i64 128, !8, i64 136, !7, i64 140, !7, i64 144, !10, i64 152, !11, i64 160, !11, i64 176, !11, i64 192, !11, i64 208, !11, i64 224, !10, i64 240, !10, i64 248, !10, i64 256, !8, i64 264, !8, i64 288, !10, i64 368, !10, i64 376, !10, i64 384}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!"_LIST_ENTRY", !10, i64 0, !10, i64 8}
!12 = !{!"short", !8, i64 0}
!13 = !{!"", !14, i64 0, !14, i64 8, !7, i64 16}
!14 = !{!"long long", !8, i64 0}
!15 = !{!"_SOCK_BUFFER", !7, i64 0, !7, i64 4, !10, i64 8}
!16 = !{!6, !10, i64 152}


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