Revert "SWDEV-522707 - Set phys_mem_handle type to sizeof(size_t) to avoid blocking address range. (#105)" (#348)

This reverts commit 0071d33754.

[ROCm/clr commit: bb7750a946]

projects/clr/rocclr/device/rocm/rocmemory.cpp

@@ -788,10 +788,6 @@ bool Buffer::create(bool alloc_local) {
       return false;
     }
 
-    // Update the size of memory object to size of handle, since the setting the size to the actual
-    // physical memory allocated would block the address range during amd::MemObjMap::FindMemObj()
-    // lookup. This might cause address range issue in virtual address space.
-    owner()->UpdatePhysMemSize();
     owner()->setSvmPtr(reinterpret_cast<void*>(owner()->getUserData().hsa_handle));
 
     return true;

projects/clr/rocclr/platform/memory.hpp

@@ -254,6 +254,7 @@ class Memory : public amd::RuntimeObject {
 
   //! Initializes the device memory array
   virtual void initDeviceMemory();
+
   void setSize(size_t size) { size_ = size; }
   void setInteropObj(InteropObject* obj) { interopObj_ = obj; }
 
@@ -345,13 +346,6 @@ class Memory : public amd::RuntimeObject {
   Flags getMemFlags() const { return flags_; }
   Type getType() const { return type_; }
 
-  //! Update phys mem size to the handle, only when the ROCCLR_MEM_PHYSMEM flag is set.
-  void UpdatePhysMemSize() {
-    if (flags_ & ROCCLR_MEM_PHYMEM) {
-      size_ = sizeof(getUserData().hsa_handle);
-    }
-  }
-
   const Device* getLastWriter() { return lastWriter_; }
   const HostMemoryReference* getHostMemRef() const { return &hostMemRef_; }
   void* getHostMem() const { return hostMemRef_.hostMem(); }