Revert "Adding object caching support to MCJIT"

This reverts commit 07f03923137a91e3cca5d7fc075a22f8c9baf33a.

Looks like it broke the valgrind bot:

http://lab.llvm.org:8011/builders/llvm-x86_64-linux-vg_leak/builds/649

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180249 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 0 insertions, 61 deletions

diff --git a/include/llvm/ExecutionEngine/ExecutionEngine.h b/include/llvm/ExecutionEngine/ExecutionEngine.h
index 9800759484..733e64af03 100644
--- a/include/llvm/ExecutionEngine/ExecutionEngine.h
+++ b/include/llvm/ExecutionEngine/ExecutionEngine.h
@@ -44,7 +44,6 @@ class JITMemoryManager;
 class MachineCodeInfo;
 class Module;
 class MutexGuard;
-class ObjectCache;
 class DataLayout;
 class Triple;
 class Type;
@@ -374,12 +373,6 @@ public:
   virtual void RegisterJITEventListener(JITEventListener *) {}
   virtual void UnregisterJITEventListener(JITEventListener *) {}
 
-  /// Sets the pre-compiled object cache.  The ownership of the ObjectCache is
-  /// not changed.  Supported by MCJIT but not JIT.
-  virtual void setObjectCache(ObjectCache *) {
-    llvm_unreachable("No support for an object cache");
-  }
-
   /// DisableLazyCompilation - When lazy compilation is off (the default), the
   /// JIT will eagerly compile every function reachable from the argument to
   /// getPointerToFunction.  If lazy compilation is turned on, the JIT will only
diff --git a/include/llvm/ExecutionEngine/ObjectCache.h b/include/llvm/ExecutionEngine/ObjectCache.h
deleted file mode 100644
index 0bee86161b..0000000000
--- a/include/llvm/ExecutionEngine/ObjectCache.h
+++ /dev/null
@@ -1,54 +0,0 @@
-//===-- ObjectCache.h - Class definition for the ObjectCache -----C++ -*-===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_LIB_EXECUTIONENGINE_OBJECTCACHE_H
-#define LLVM_LIB_EXECUTIONENGINE_OBJECTCACHE_H
-
-#include "llvm/Support/MemoryBuffer.h"
-
-namespace llvm {
-
-class Module;
-
-/// This is the base ObjectCache type which can be provided to an
-/// ExecutionEngine for the purpose of avoiding compilation for Modules that
-/// have already been compiled and an object file is available.
-class ObjectCache {
-public:
-  ObjectCache() { }
-
-  virtual ~ObjectCache() { }
-
-  /// notifyObjectCompiled - Provides a pointer to compiled code for Module M.
-  virtual void notifyObjectCompiled(const Module *M, const MemoryBuffer *Obj) = 0;
-
-  /// getObjectCopy - Returns a pointer to a newly allocated MemoryBuffer that
-  /// contains the object which corresponds with Module M, or 0 if an object is
-  /// not available. The caller owns the MemoryBuffer returned by this function.
-  MemoryBuffer* getObjectCopy(const Module* M) {
-    const MemoryBuffer* Obj = getObject(M);
-    if (Obj)
-      return MemoryBuffer::getMemBufferCopy(Obj->getBuffer());
-    else
-      return 0;
-  }
-
-protected:
-  /// getObject - Returns a pointer to a MemoryBuffer that contains an object
-  /// that corresponds with Module M, or 0 if an object is not available.
-  /// The pointer returned by this function is not suitable for loading because
-  /// the memory is read-only and owned by the ObjectCache. To retrieve an
-  /// owning pointer to a MemoryBuffer (which is suitable for calling
-  /// RuntimeDyld::loadObject() with) use getObjectCopy() instead.
-  virtual const MemoryBuffer* getObject(const Module* M) = 0;
-};
-
-}
-
-#endif