; LLVM IR from thalium/icebox :: third_party/virtualbox/src/VBox/Devices/EFI/Firmware/ShellPkg/Library (DevPathSerial1394)

; 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.F1394_DEVICE_PATH = type { %struct.EFI_DEVICE_PATH_PROTOCOL, i32, i64 }
%struct.EFI_DEVICE_PATH_PROTOCOL = type { i8, i8, [2 x i8] }

@.str = external hidden unnamed_addr constant [155 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [31 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [28 x i8], align 1
@.str.18 = external hidden unnamed_addr constant [4 x i32], align 4

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

declare zeroext i8 @DebugAssertEnabled() #1

declare void @DebugAssert(ptr noundef, i64 noundef, ptr noundef) #1

; 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 i64 @AppendCSDStr(ptr noundef, ptr noundef) #2

declare i64 @UnicodeSPrint(ptr noundef, i64 noundef, ptr noundef, ...) #1

; Function Attrs: nounwind uwtable
define dso_local void @DevPathSerial1394(ptr noundef %0, ptr noundef %1) #2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca [20 x i16], align 16
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.start.p0(i64 40, ptr %6) #3
  br label %7

7:                                                ; preds = %2
  %8 = call zeroext i8 @DebugAssertEnabled()
  %9 = icmp ne i8 %8, 0
  br i1 %9, label %10, label %15

10:                                               ; preds = %7
  %11 = load ptr, ptr %3, align 8, !tbaa !5
  %12 = icmp ne ptr %11, null
  br i1 %12, label %14, label %13

13:                                               ; preds = %10
  call void @DebugAssert(ptr noundef @.str, i64 noundef 899, ptr noundef @.str.14)
  br label %14

14:                                               ; preds = %13, %10
  br label %15

15:                                               ; preds = %14, %7
  br label %16

16:                                               ; preds = %15
  br label %17

17:                                               ; preds = %16
  br label %18

18:                                               ; preds = %17
  %19 = call zeroext i8 @DebugAssertEnabled()
  %20 = icmp ne i8 %19, 0
  br i1 %20, label %21, label %26

21:                                               ; preds = %18
  %22 = load ptr, ptr %4, align 8, !tbaa !5
  %23 = icmp ne ptr %22, null
  br i1 %23, label %25, label %24

24:                                               ; preds = %21
  call void @DebugAssert(ptr noundef @.str, i64 noundef 900, ptr noundef @.str.15)
  br label %25

25:                                               ; preds = %24, %21
  br label %26

26:                                               ; preds = %25, %18
  br label %27

27:                                               ; preds = %26
  br label %28

28:                                               ; preds = %27
  %29 = load ptr, ptr %3, align 8, !tbaa !5
  store ptr %29, ptr %5, align 8, !tbaa !5
  %30 = getelementptr inbounds [20 x i16], ptr %6, i64 0, i64 0
  %31 = load ptr, ptr %5, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.F1394_DEVICE_PATH, ptr %31, i32 0, i32 2
  %33 = load i64, ptr %32, align 1, !tbaa !9
  %34 = call i64 (ptr, i64, ptr, ...) @UnicodeSPrint(ptr noundef %30, i64 noundef 0, ptr noundef @.str.18, i64 noundef %33)
  %35 = load ptr, ptr %4, align 8, !tbaa !5
  %36 = getelementptr inbounds [20 x i16], ptr %6, i64 0, i64 0
  %37 = call i64 @AppendCSDStr(ptr noundef %35, ptr noundef %36)
  call void @llvm.lifetime.end.p0(i64 40, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  ret void
}

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

!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, !13, i64 8}
!10 = !{!"", !11, i64 0, !12, i64 4, !13, i64 8}
!11 = !{!"", !7, i64 0, !7, i64 1, !7, i64 2}
!12 = !{!"int", !7, i64 0}
!13 = !{!"long long", !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"

@.str = external hidden unnamed_addr constant [155 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [31 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [28 x i8], align 1
@.str.18 = external hidden unnamed_addr constant [4 x i32], align 4

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

declare zeroext i8 @DebugAssertEnabled() local_unnamed_addr #1

declare void @DebugAssert(ptr noundef, i64 noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress 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 i64 @AppendCSDStr(ptr noundef, ptr noundef) local_unnamed_addr #2

declare i64 @UnicodeSPrint(ptr noundef, i64 noundef, ptr noundef, ...) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local void @DevPathSerial1394(ptr noundef readonly %0, ptr noundef %1) local_unnamed_addr #2 {
  %3 = alloca [20 x i16], align 16
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %3) #3
  %4 = tail call zeroext i8 @DebugAssertEnabled() #3
  %5 = icmp eq i8 %4, 0
  %6 = icmp ne ptr %0, null
  %or.cond = or i1 %6, %5
  br i1 %or.cond, label %8, label %7

7:                                                ; preds = %2
  tail call void @DebugAssert(ptr noundef nonnull @.str, i64 noundef 899, ptr noundef nonnull @.str.14) #3
  br label %8

8:                                                ; preds = %2, %7
  %9 = tail call zeroext i8 @DebugAssertEnabled() #3
  %10 = icmp eq i8 %9, 0
  %11 = icmp ne ptr %1, null
  %or.cond3 = or i1 %11, %10
  br i1 %or.cond3, label %13, label %12

12:                                               ; preds = %8
  tail call void @DebugAssert(ptr noundef nonnull @.str, i64 noundef 900, ptr noundef nonnull @.str.15) #3
  br label %13

13:                                               ; preds = %12, %8
  %14 = getelementptr inbounds i8, ptr %0, i64 8
  %15 = load i64, ptr %14, align 1, !tbaa !5
  %16 = call i64 (ptr, i64, ptr, ...) @UnicodeSPrint(ptr noundef nonnull %3, i64 noundef 0, ptr noundef nonnull @.str.18, i64 noundef %15) #3
  %17 = call i64 @AppendCSDStr(ptr noundef %1, ptr noundef nonnull %3)
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #3
  ret void
}

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

!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, !11, i64 8}
!6 = !{!"", !7, i64 0, !10, i64 4, !11, i64 8}
!7 = !{!"", !8, i64 0, !8, i64 1, !8, i64 2}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"long long", !8, i64 0}


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