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	This patch removes most of the trivial cases of weak vtables by pinning them to a single object file. The memory leaks in this version have been fixed. Thanks Alexey for pointing them out. Differential Revision: http://llvm-reviews.chandlerc.com/D2068 Reviewed by Andy git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195064 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			65 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			65 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| //===---- ObjectImage.h - Format independent executuable object image -----===//
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| //
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| //		       The LLVM Compiler Infrastructure
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| //
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| // This file is distributed under the University of Illinois Open Source
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| // License. See LICENSE.TXT for details.
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| //
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| //===----------------------------------------------------------------------===//
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| //
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| // This file declares a file format independent ObjectImage class.
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| //
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| //===----------------------------------------------------------------------===//
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| 
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| #ifndef LLVM_EXECUTIONENGINE_OBJECTIMAGE_H
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| #define LLVM_EXECUTIONENGINE_OBJECTIMAGE_H
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| 
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| #include "llvm/ExecutionEngine/ObjectBuffer.h"
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| #include "llvm/Object/ObjectFile.h"
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| 
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| namespace llvm {
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| 
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| 
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| /// ObjectImage - A container class that represents an ObjectFile that has been
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| /// or is in the process of being loaded into memory for execution.
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| class ObjectImage {
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|   ObjectImage() LLVM_DELETED_FUNCTION;
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|   ObjectImage(const ObjectImage &other) LLVM_DELETED_FUNCTION;
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|   virtual void anchor();
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| 
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| protected:
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|   OwningPtr<ObjectBuffer> Buffer;
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| 
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| public:
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|   ObjectImage(ObjectBuffer *Input) : Buffer(Input) {}
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|   virtual ~ObjectImage() {}
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| 
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|   virtual object::symbol_iterator begin_symbols() const = 0;
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|   virtual object::symbol_iterator end_symbols() const = 0;
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| 
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|   virtual object::section_iterator begin_sections() const = 0;
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|   virtual object::section_iterator end_sections() const  = 0;
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| 
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|   virtual /* Triple::ArchType */ unsigned getArch() const = 0;
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| 
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|   // Subclasses can override these methods to update the image with loaded
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|   // addresses for sections and common symbols
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|   virtual void updateSectionAddress(const object::SectionRef &Sec,
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| 				    uint64_t Addr) = 0;
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|   virtual void updateSymbolAddress(const object::SymbolRef &Sym,
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| 				   uint64_t Addr) = 0;
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| 
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|   virtual StringRef getData() const = 0;
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| 
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|   virtual object::ObjectFile* getObjectFile() const = 0;
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| 
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|   // Subclasses can override these methods to provide JIT debugging support
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|   virtual void registerWithDebugger() = 0;
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|   virtual void deregisterWithDebugger() = 0;
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| };
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| 
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| } // end namespace llvm
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| 
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| #endif // LLVM_EXECUTIONENGINE_OBJECTIMAGE_H
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| 
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