1 files changed, 45 insertions, 1 deletions
diff --git a/src/vm/gcenv.ee.h b/src/vm/gcenv.ee.h
index 1d6c9bf78b..f4312217ec 100644
--- a/src/vm/gcenv.ee.h
+++ b/src/vm/gcenv.ee.h
@@ -2,4 +2,48 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-#include "../gc/env/gcenv.ee.h"
+#ifndef _GCENV_EE_H_
+#define _GCENV_EE_H_
+
+#include "gcinterface.h"
+
+#ifdef FEATURE_STANDALONE_GC
+
+class GCToEEInterface : public IGCToCLR {
+public:
+    GCToEEInterface() = default;
+    ~GCToEEInterface() = default;
+
+    void SuspendEE(SUSPEND_REASON reason);
+    void RestartEE(bool bFinishedGC);
+    void GcScanRoots(promote_func* fn, int condemned, int max_gen, ScanContext* sc);
+    void GcStartWork(int condemned, int max_gen);
+    void AfterGcScanRoots(int condemned, int max_gen, ScanContext* sc);
+    void GcBeforeBGCSweepWork();
+    void GcDone(int condemned);
+    bool RefCountedHandleCallbacks(Object * pObject);
+    void SyncBlockCacheWeakPtrScan(HANDLESCANPROC scanProc, uintptr_t lp1, uintptr_t lp2);
+    void SyncBlockCacheDemote(int max_gen);
+    void SyncBlockCachePromotionsGranted(int max_gen);
+    bool IsPreemptiveGCDisabled(Thread * pThread);
+    void EnablePreemptiveGC(Thread * pThread);
+    void DisablePreemptiveGC(Thread * pThread);
+    gc_alloc_context * GetAllocContext(Thread * pThread);
+    bool CatchAtSafePoint(Thread * pThread);
+    void GcEnumAllocContexts(enum_alloc_context_func* fn, void* param);
+    Thread* CreateBackgroundThread(GCBackgroundThreadFunction threadStart, void* arg);
+
+    // Diagnostics methods.
+    void DiagGCStart(int gen, bool isInduced);
+    void DiagUpdateGenerationBounds();
+    void DiagGCEnd(size_t index, int gen, int reason, bool fConcurrent);
+    void DiagWalkFReachableObjects(void* gcContext);
+    void DiagWalkSurvivors(void* gcContext);
+    void DiagWalkLOHSurvivors(void* gcContext);
+    void DiagWalkBGCSurvivors(void* gcContext);
+    void StompWriteBarrier(WriteBarrierParameters* args);
+};
+
+#endif // FEATURE_STANDALONE_GC
+
+#endif // _GCENV_EE_H_
+\ No newline at end of file