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

; 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.GUID = type { i32, i16, i16, [8 x i8] }
%struct.MNP_DEVICE_DATA = type { i32, ptr, ptr, %struct._EFI_VLAN_CONFIG_PROTOCOL, i64, ptr, ptr, %struct._LIST_ENTRY, i64, %struct._LIST_ENTRY, i32, ptr, %struct.NET_BUF_QUEUE, i64, ptr, i8, ptr, ptr, i32, i32, i32, i32, i32, i32, ptr, ptr }
%struct._EFI_VLAN_CONFIG_PROTOCOL = type { ptr, ptr, ptr }
%struct._LIST_ENTRY = type { ptr, ptr }
%struct.NET_BUF_QUEUE = type { i32, i64, %struct._LIST_ENTRY, %struct._LIST_ENTRY, i32, i32 }
%struct.EFI_BOOT_SERVICES = type { %struct.EFI_TABLE_HEADER, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr }
%struct.EFI_TABLE_HEADER = type { i64, i32, i32, i32, i32 }

@.str = external hidden unnamed_addr constant [151 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [125 x i8], align 1
@gBS = external global ptr, align 8
@gEfiSimpleNetworkProtocolGuid = external global %struct.GUID, align 4
@.str.13 = external hidden unnamed_addr constant [47 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 @MnpFreeNbuf(ptr noundef, ptr noundef) #1

declare void @FreePool(ptr noundef) #0

declare void @NetbufQueFlush(ptr noundef) #0

; Function Attrs: nounwind uwtable
define dso_local void @MnpDestroyDeviceData(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  br label %5

5:                                                ; preds = %2
  %6 = call zeroext i8 @DebugAssertEnabled()
  %7 = icmp ne i8 %6, 0
  br i1 %7, label %8, label %18

8:                                                ; preds = %5
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = icmp ne ptr %9, null
  br i1 %10, label %11, label %16

11:                                               ; preds = %8
  %12 = load ptr, ptr %3, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %12, i32 0, i32 0
  %14 = load i32, ptr %13, align 8, !tbaa !9
  %15 = icmp eq i32 %14, 1148218957
  br i1 %15, label %17, label %16

16:                                               ; preds = %11, %8
  call void @DebugAssert(ptr noundef @.str, i64 noundef 448, ptr noundef @.str.1)
  br label %17

17:                                               ; preds = %16, %11
  br label %18

18:                                               ; preds = %17, %5
  br label %19

19:                                               ; preds = %18
  %20 = load ptr, ptr %3, align 8, !tbaa !5
  %21 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %20, i32 0, i32 5
  %22 = load ptr, ptr %21, align 8, !tbaa !16
  %23 = icmp ne ptr %22, null
  br i1 %23, label %24, label %28

24:                                               ; preds = %19
  %25 = load ptr, ptr %3, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %25, i32 0, i32 5
  %27 = load ptr, ptr %26, align 8, !tbaa !16
  call void @FreePool(ptr noundef %27)
  br label %28

28:                                               ; preds = %24, %19
  br label %29

29:                                               ; preds = %28
  %30 = call zeroext i8 @DebugAssertEnabled()
  %31 = icmp ne i8 %30, 0
  br i1 %31, label %32, label %39

32:                                               ; preds = %29
  %33 = load ptr, ptr %3, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %33, i32 0, i32 9
  %35 = call zeroext i8 @IsListEmpty(ptr noundef %34)
  %36 = icmp ne i8 %35, 0
  br i1 %36, label %38, label %37

37:                                               ; preds = %32
  call void @DebugAssert(ptr noundef @.str, i64 noundef 460, ptr noundef @.str.13)
  br label %38

38:                                               ; preds = %37, %32
  br label %39

39:                                               ; preds = %38, %29
  br label %40

40:                                               ; preds = %39
  %41 = load ptr, ptr @gBS, align 8, !tbaa !5
  %42 = getelementptr inbounds %struct.EFI_BOOT_SERVICES, ptr %41, i32 0, i32 12
  %43 = load ptr, ptr %42, align 8, !tbaa !17
  %44 = load ptr, ptr %3, align 8, !tbaa !5
  %45 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %44, i32 0, i32 11
  %46 = load ptr, ptr %45, align 8, !tbaa !20
  %47 = call i64 %43(ptr noundef %46)
  %48 = load ptr, ptr @gBS, align 8, !tbaa !5
  %49 = getelementptr inbounds %struct.EFI_BOOT_SERVICES, ptr %48, i32 0, i32 12
  %50 = load ptr, ptr %49, align 8, !tbaa !17
  %51 = load ptr, ptr %3, align 8, !tbaa !5
  %52 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %51, i32 0, i32 16
  %53 = load ptr, ptr %52, align 8, !tbaa !21
  %54 = call i64 %50(ptr noundef %53)
  %55 = load ptr, ptr @gBS, align 8, !tbaa !5
  %56 = getelementptr inbounds %struct.EFI_BOOT_SERVICES, ptr %55, i32 0, i32 12
  %57 = load ptr, ptr %56, align 8, !tbaa !17
  %58 = load ptr, ptr %3, align 8, !tbaa !5
  %59 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %58, i32 0, i32 17
  %60 = load ptr, ptr %59, align 8, !tbaa !22
  %61 = call i64 %57(ptr noundef %60)
  %62 = load ptr, ptr @gBS, align 8, !tbaa !5
  %63 = getelementptr inbounds %struct.EFI_BOOT_SERVICES, ptr %62, i32 0, i32 12
  %64 = load ptr, ptr %63, align 8, !tbaa !17
  %65 = load ptr, ptr %3, align 8, !tbaa !5
  %66 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %65, i32 0, i32 14
  %67 = load ptr, ptr %66, align 8, !tbaa !23
  %68 = call i64 %64(ptr noundef %67)
  %69 = load ptr, ptr %3, align 8, !tbaa !5
  %70 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %69, i32 0, i32 25
  %71 = load ptr, ptr %70, align 8, !tbaa !24
  call void @FreePool(ptr noundef %71)
  %72 = load ptr, ptr %3, align 8, !tbaa !5
  %73 = load ptr, ptr %3, align 8, !tbaa !5
  %74 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %73, i32 0, i32 24
  %75 = load ptr, ptr %74, align 8, !tbaa !25
  call void @MnpFreeNbuf(ptr noundef %72, ptr noundef %75)
  %76 = load ptr, ptr %3, align 8, !tbaa !5
  %77 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %76, i32 0, i32 12
  %78 = getelementptr inbounds %struct.NET_BUF_QUEUE, ptr %77, i32 0, i32 5
  %79 = load i32, ptr %78, align 4, !tbaa !26
  %80 = zext i32 %79 to i64
  %81 = load ptr, ptr %3, align 8, !tbaa !5
  %82 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %81, i32 0, i32 13
  %83 = load i64, ptr %82, align 8, !tbaa !27
  %84 = sub nsw i64 %83, %80
  store i64 %84, ptr %82, align 8, !tbaa !27
  %85 = load ptr, ptr %3, align 8, !tbaa !5
  %86 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %85, i32 0, i32 12
  call void @NetbufQueFlush(ptr noundef %86)
  %87 = load ptr, ptr @gBS, align 8, !tbaa !5
  %88 = getelementptr inbounds %struct.EFI_BOOT_SERVICES, ptr %87, i32 0, i32 34
  %89 = load ptr, ptr %88, align 8, !tbaa !28
  %90 = load ptr, ptr %3, align 8, !tbaa !5
  %91 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %90, i32 0, i32 1
  %92 = load ptr, ptr %91, align 8, !tbaa !29
  %93 = load ptr, ptr %4, align 8, !tbaa !5
  %94 = load ptr, ptr %3, align 8, !tbaa !5
  %95 = getelementptr inbounds %struct.MNP_DEVICE_DATA, ptr %94, i32 0, i32 1
  %96 = load ptr, ptr %95, align 8, !tbaa !29
  %97 = call i64 %89(ptr noundef %92, ptr noundef @gEfiSimpleNetworkProtocolGuid, ptr noundef %93, ptr noundef %96)
  ret void
}

declare zeroext i8 @IsListEmpty(ptr noundef) #0

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, !11, i64 0}
!10 = !{!"", !11, i64 0, !6, i64 8, !6, i64 16, !12, i64 24, !13, i64 48, !6, i64 56, !6, i64 64, !14, i64 72, !13, i64 88, !14, i64 96, !11, i64 112, !6, i64 120, !15, i64 128, !13, i64 184, !6, i64 192, !7, i64 200, !6, i64 208, !6, i64 216, !11, i64 224, !11, i64 228, !11, i64 232, !11, i64 236, !11, i64 240, !11, i64 244, !6, i64 248, !6, i64 256}
!11 = !{!"int", !7, i64 0}
!12 = !{!"_EFI_VLAN_CONFIG_PROTOCOL", !6, i64 0, !6, i64 8, !6, i64 16}
!13 = !{!"long long", !7, i64 0}
!14 = !{!"_LIST_ENTRY", !6, i64 0, !6, i64 8}
!15 = !{!"", !11, i64 0, !13, i64 8, !14, i64 16, !14, i64 32, !11, i64 48, !11, i64 52}
!16 = !{!10, !6, i64 56}
!17 = !{!18, !6, i64 112}
!18 = !{!"", !19, i64 0, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64, !6, i64 72, !6, i64 80, !6, i64 88, !6, i64 96, !6, i64 104, !6, i64 112, !6, i64 120, !6, i64 128, !6, i64 136, !6, i64 144, !6, i64 152, !6, i64 160, !6, i64 168, !6, i64 176, !6, i64 184, !6, i64 192, !6, i64 200, !6, i64 208, !6, i64 216, !6, i64 224, !6, i64 232, !6, i64 240, !6, i64 248, !6, i64 256, !6, i64 264, !6, i64 272, !6, i64 280, !6, i64 288, !6, i64 296, !6, i64 304, !6, i64 312, !6, i64 320, !6, i64 328, !6, i64 336, !6, i64 344, !6, i64 352, !6, i64 360, !6, i64 368}
!19 = !{!"", !13, i64 0, !11, i64 8, !11, i64 12, !11, i64 16, !11, i64 20}
!20 = !{!10, !6, i64 120}
!21 = !{!10, !6, i64 208}
!22 = !{!10, !6, i64 216}
!23 = !{!10, !6, i64 192}
!24 = !{!10, !6, i64 256}
!25 = !{!10, !6, i64 248}
!26 = !{!10, !11, i64 180}
!27 = !{!10, !13, i64 184}
!28 = !{!18, !6, i64 288}
!29 = !{!10, !6, i64 8}


; 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"

%struct.GUID = type { i32, i16, i16, [8 x i8] }

@.str = external hidden unnamed_addr constant [151 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [125 x i8], align 1
@gBS = external local_unnamed_addr global ptr, align 8
@gEfiSimpleNetworkProtocolGuid = external global %struct.GUID, align 4
@.str.13 = external hidden unnamed_addr constant [47 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 @MnpFreeNbuf(ptr noundef, ptr noundef) local_unnamed_addr #1

declare void @FreePool(ptr noundef) local_unnamed_addr #0

declare void @NetbufQueFlush(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @MnpDestroyDeviceData(ptr noundef %0, ptr noundef %1) local_unnamed_addr #1 {
  %3 = tail call zeroext i8 @DebugAssertEnabled() #2
  %.not = icmp eq i8 %3, 0
  br i1 %.not, label %9, label %4

4:                                                ; preds = %2
  %.not19 = icmp eq ptr %0, null
  br i1 %.not19, label %8, label %5

5:                                                ; preds = %4
  %6 = load i32, ptr %0, align 8, !tbaa !5
  %7 = icmp eq i32 %6, 1148218957
  br i1 %7, label %9, label %8

8:                                                ; preds = %5, %4
  tail call void @DebugAssert(ptr noundef nonnull @.str, i64 noundef 448, ptr noundef nonnull @.str.1) #2
  br label %9

9:                                                ; preds = %2, %8, %5
  %10 = getelementptr inbounds i8, ptr %0, i64 56
  %11 = load ptr, ptr %10, align 8, !tbaa !15
  %.not20 = icmp eq ptr %11, null
  br i1 %.not20, label %13, label %12

12:                                               ; preds = %9
  tail call void @FreePool(ptr noundef nonnull %11) #2
  br label %13

13:                                               ; preds = %9, %12
  %14 = tail call zeroext i8 @DebugAssertEnabled() #2
  %.not21 = icmp eq i8 %14, 0
  br i1 %.not21, label %19, label %15

15:                                               ; preds = %13
  %16 = getelementptr inbounds i8, ptr %0, i64 96
  %17 = tail call zeroext i8 @IsListEmpty(ptr noundef nonnull %16) #2
  %.not22 = icmp eq i8 %17, 0
  br i1 %.not22, label %18, label %19

18:                                               ; preds = %15
  tail call void @DebugAssert(ptr noundef nonnull @.str, i64 noundef 460, ptr noundef nonnull @.str.13) #2
  br label %19

19:                                               ; preds = %13, %18, %15
  %20 = load ptr, ptr @gBS, align 8, !tbaa !16
  %21 = getelementptr inbounds i8, ptr %20, i64 112
  %22 = load ptr, ptr %21, align 8, !tbaa !17
  %23 = getelementptr inbounds i8, ptr %0, i64 120
  %24 = load ptr, ptr %23, align 8, !tbaa !20
  %25 = tail call i64 %22(ptr noundef %24) #2
  %26 = load ptr, ptr @gBS, align 8, !tbaa !16
  %27 = getelementptr inbounds i8, ptr %26, i64 112
  %28 = load ptr, ptr %27, align 8, !tbaa !17
  %29 = getelementptr inbounds i8, ptr %0, i64 208
  %30 = load ptr, ptr %29, align 8, !tbaa !21
  %31 = tail call i64 %28(ptr noundef %30) #2
  %32 = load ptr, ptr @gBS, align 8, !tbaa !16
  %33 = getelementptr inbounds i8, ptr %32, i64 112
  %34 = load ptr, ptr %33, align 8, !tbaa !17
  %35 = getelementptr inbounds i8, ptr %0, i64 216
  %36 = load ptr, ptr %35, align 8, !tbaa !22
  %37 = tail call i64 %34(ptr noundef %36) #2
  %38 = load ptr, ptr @gBS, align 8, !tbaa !16
  %39 = getelementptr inbounds i8, ptr %38, i64 112
  %40 = load ptr, ptr %39, align 8, !tbaa !17
  %41 = getelementptr inbounds i8, ptr %0, i64 192
  %42 = load ptr, ptr %41, align 8, !tbaa !23
  %43 = tail call i64 %40(ptr noundef %42) #2
  %44 = getelementptr inbounds i8, ptr %0, i64 256
  %45 = load ptr, ptr %44, align 8, !tbaa !24
  tail call void @FreePool(ptr noundef %45) #2
  %46 = getelementptr inbounds i8, ptr %0, i64 248
  %47 = load ptr, ptr %46, align 8, !tbaa !25
  tail call void @MnpFreeNbuf(ptr noundef nonnull %0, ptr noundef %47)
  %48 = getelementptr inbounds i8, ptr %0, i64 128
  %49 = getelementptr inbounds i8, ptr %0, i64 180
  %50 = load i32, ptr %49, align 4, !tbaa !26
  %51 = zext i32 %50 to i64
  %52 = getelementptr inbounds i8, ptr %0, i64 184
  %53 = load i64, ptr %52, align 8, !tbaa !27
  %54 = sub nsw i64 %53, %51
  store i64 %54, ptr %52, align 8, !tbaa !27
  tail call void @NetbufQueFlush(ptr noundef nonnull %48) #2
  %55 = load ptr, ptr @gBS, align 8, !tbaa !16
  %56 = getelementptr inbounds i8, ptr %55, i64 288
  %57 = load ptr, ptr %56, align 8, !tbaa !28
  %58 = getelementptr inbounds i8, ptr %0, i64 8
  %59 = load ptr, ptr %58, align 8, !tbaa !29
  %60 = tail call i64 %57(ptr noundef %59, ptr noundef nonnull @gEfiSimpleNetworkProtocolGuid, ptr noundef %1, ptr noundef %59) #2
  ret void
}

declare zeroext i8 @IsListEmpty(ptr noundef) local_unnamed_addr #0

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, !7, i64 0}
!6 = !{!"", !7, i64 0, !10, i64 8, !10, i64 16, !11, i64 24, !12, i64 48, !10, i64 56, !10, i64 64, !13, i64 72, !12, i64 88, !13, i64 96, !7, i64 112, !10, i64 120, !14, i64 128, !12, i64 184, !10, i64 192, !8, i64 200, !10, i64 208, !10, i64 216, !7, i64 224, !7, i64 228, !7, i64 232, !7, i64 236, !7, i64 240, !7, i64 244, !10, i64 248, !10, i64 256}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!"_EFI_VLAN_CONFIG_PROTOCOL", !10, i64 0, !10, i64 8, !10, i64 16}
!12 = !{!"long long", !8, i64 0}
!13 = !{!"_LIST_ENTRY", !10, i64 0, !10, i64 8}
!14 = !{!"", !7, i64 0, !12, i64 8, !13, i64 16, !13, i64 32, !7, i64 48, !7, i64 52}
!15 = !{!6, !10, i64 56}
!16 = !{!10, !10, i64 0}
!17 = !{!18, !10, i64 112}
!18 = !{!"", !19, i64 0, !10, i64 24, !10, i64 32, !10, i64 40, !10, i64 48, !10, i64 56, !10, i64 64, !10, i64 72, !10, i64 80, !10, i64 88, !10, i64 96, !10, i64 104, !10, i64 112, !10, i64 120, !10, i64 128, !10, i64 136, !10, i64 144, !10, i64 152, !10, i64 160, !10, i64 168, !10, i64 176, !10, i64 184, !10, i64 192, !10, i64 200, !10, i64 208, !10, i64 216, !10, i64 224, !10, i64 232, !10, i64 240, !10, i64 248, !10, i64 256, !10, i64 264, !10, i64 272, !10, i64 280, !10, i64 288, !10, i64 296, !10, i64 304, !10, i64 312, !10, i64 320, !10, i64 328, !10, i64 336, !10, i64 344, !10, i64 352, !10, i64 360, !10, i64 368}
!19 = !{!"", !12, i64 0, !7, i64 8, !7, i64 12, !7, i64 16, !7, i64 20}
!20 = !{!6, !10, i64 120}
!21 = !{!6, !10, i64 208}
!22 = !{!6, !10, i64 216}
!23 = !{!6, !10, i64 192}
!24 = !{!6, !10, i64 256}
!25 = !{!6, !10, i64 248}
!26 = !{!6, !7, i64 180}
!27 = !{!6, !12, i64 184}
!28 = !{!18, !10, i64 288}
!29 = !{!6, !10, i64 8}


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