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ee3af15269
This patch removes most of the trivial cases of weak vtables by pinning them to a single object file. Differential Revision: http://llvm-reviews.chandlerc.com/D2068 Reviewed by Andy llvm-svn: 194865
42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
//===-- ObjectCache.h - Class definition for the ObjectCache -----C++ -*-===//
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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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#ifndef LLVM_EXECUTIONENGINE_OBJECTCACHE_H
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#define LLVM_EXECUTIONENGINE_OBJECTCACHE_H
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#include "llvm/Support/MemoryBuffer.h"
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namespace llvm {
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class Module;
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/// This is the base ObjectCache type which can be provided to an
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/// ExecutionEngine for the purpose of avoiding compilation for Modules that
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/// have already been compiled and an object file is available.
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class ObjectCache {
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virtual void anchor();
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public:
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ObjectCache() { }
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virtual ~ObjectCache() { }
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/// notifyObjectCompiled - Provides a pointer to compiled code for Module M.
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virtual void notifyObjectCompiled(const Module *M, const MemoryBuffer *Obj) = 0;
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/// getObjectCopy - Returns a pointer to a newly allocated MemoryBuffer that
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/// contains the object which corresponds with Module M, or 0 if an object is
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/// not available. The caller owns both the MemoryBuffer returned by this
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/// and the memory it references.
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virtual MemoryBuffer* getObject(const Module* M) = 0;
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};
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}
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#endif
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