91 lines
2.2 KiB
C
91 lines
2.2 KiB
C
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// Copyright Epic Games, Inc. All Rights Reserved.
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/*=============================================================================
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GarbageCollectionVerification.h: Unreal realtime garbage collection helpers
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=============================================================================*/
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#pragma once
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#include "CoreMinimal.h"
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#include "Stats/Stats.h"
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#include "UObject/GarbageCollection.h" // Needed for UE_WITH_GC definition
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#include "UObject/UObjectGlobals.h"
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#include "UObject/Class.h"
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// UE_BUILD_SHIPPING has GShouldVerifyGCAssumptions=false by default
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#define VERIFY_DISREGARD_GC_ASSUMPTIONS !(UE_BUILD_SHIPPING || UE_BUILD_TEST || !UE_WITH_GC)
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#if VERIFY_DISREGARD_GC_ASSUMPTIONS
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/** Verifies Disregard for GC assumptions */
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void VerifyGCAssumptions();
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/** Verifies GC Cluster assumptions */
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void VerifyClustersAssumptions();
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#endif // VERIFY_DISREGARD_GC_ASSUMPTIONS
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#define PROFILE_GCConditionalBeginDestroy 0
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#define PROFILE_GCConditionalBeginDestroyByClass 0
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#if PROFILE_GCConditionalBeginDestroy
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struct FCBDTime
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{
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double TotalTime;
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int32 Items;
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FCBDTime()
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: TotalTime(0.0), Items(0)
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{
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}
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bool operator<(const FCBDTime& Other) const
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{
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return TotalTime > Other.TotalTime;
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}
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};
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extern TMap<FName, FCBDTime> CBDTimings;
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extern TMap<UObject*, FName> CBDNameLookup;
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struct FScopedCBDProfile
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{
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FName Obj;
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double StartTime;
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FORCEINLINE FScopedCBDProfile(UObject* InObj)
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: StartTime(FPlatformTime::Seconds())
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{
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CBDNameLookup.Add(InObj, InObj->GetFName());
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#if PROFILE_GCConditionalBeginDestroyByClass
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UObject* Outermost = ((UObject*)InObj->GetClass());
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#else
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UObject* Outermost = ((UObject*)InObj->GetOutermost());
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#endif
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Obj = Outermost->GetFName();
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if (Obj == NAME_None)
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{
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Obj = CBDNameLookup.FindRef(Outermost);
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}
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}
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FORCEINLINE ~FScopedCBDProfile()
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{
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double ThisTime = FPlatformTime::Seconds() - StartTime;
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FCBDTime& Rec = CBDTimings.FindOrAdd(Obj);
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Rec.Items++;
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Rec.TotalTime += ThisTime;
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}
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static void DumpProfile();
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};
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#else
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struct FScopedCBDProfile
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{
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FORCEINLINE FScopedCBDProfile(UObject*)
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{
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}
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FORCEINLINE static void DumpProfile()
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{
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}
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};
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#endif
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