Streamlined memory manager hierarchy for MCJIT and RuntimeDyld.

Patch by Ashok Thirumurthi

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167192 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 1 insertions, 67 deletions

diff --git a/lib/ExecutionEngine/MCJIT/CMakeLists.txt b/lib/ExecutionEngine/MCJIT/CMakeLists.txt
index fef71768b4..2911a50772 100644
--- a/lib/ExecutionEngine/MCJIT/CMakeLists.txt
+++ b/lib/ExecutionEngine/MCJIT/CMakeLists.txt
@@ -1,4 +1,3 @@
 add_llvm_library(LLVMMCJIT
   MCJIT.cpp
-  MCJITMemoryManager.cpp
   )
diff --git a/lib/ExecutionEngine/MCJIT/MCJIT.cpp b/lib/ExecutionEngine/MCJIT/MCJIT.cpp
index 68c0c34f61..a0ad985145 100644
--- a/lib/ExecutionEngine/MCJIT/MCJIT.cpp
+++ b/lib/ExecutionEngine/MCJIT/MCJIT.cpp
@@ -8,7 +8,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "MCJIT.h"
-#include "MCJITMemoryManager.h"
 #include "llvm/DerivedTypes.h"
 #include "llvm/Function.h"
 #include "llvm/ExecutionEngine/GenericValue.h"
@@ -46,7 +45,7 @@ ExecutionEngine *MCJIT::createJIT(Module *M,
   // FIXME: Don't do this here.
   sys::DynamicLibrary::LoadLibraryPermanently(0, NULL);
 
-  return new MCJIT(M, TM, new MCJITMemoryManager(JMM), GVsWithCode);
+  return new MCJIT(M, TM, JMM, GVsWithCode);
 }
 
 MCJIT::MCJIT(Module *m, TargetMachine *tm, RTDyldMemoryManager *MM,
diff --git a/lib/ExecutionEngine/MCJIT/MCJITMemoryManager.cpp b/lib/ExecutionEngine/MCJIT/MCJITMemoryManager.cpp
deleted file mode 100644
index 457fe5e3ef..0000000000
--- a/lib/ExecutionEngine/MCJIT/MCJITMemoryManager.cpp
+++ /dev/null
@@ -1,14 +0,0 @@
-//==-- MCJITMemoryManager.cpp - Definition for the Memory Manager -*-C++ -*-==//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "MCJITMemoryManager.h"
-
-using namespace llvm;
-
-void MCJITMemoryManager::anchor() { }
diff --git a/lib/ExecutionEngine/MCJIT/MCJITMemoryManager.h b/lib/ExecutionEngine/MCJIT/MCJITMemoryManager.h
deleted file mode 100644
index 441aaeb5ec..0000000000
--- a/lib/ExecutionEngine/MCJIT/MCJITMemoryManager.h
+++ /dev/null
@@ -1,50 +0,0 @@
-//===-- MCJITMemoryManager.h - Definition for the Memory Manager ---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_MCJITMEMORYMANAGER_H
-#define LLVM_LIB_EXECUTIONENGINE_MCJITMEMORYMANAGER_H
-
-#include "llvm/Module.h"
-#include "llvm/ExecutionEngine/JITMemoryManager.h"
-#include "llvm/ExecutionEngine/RuntimeDyld.h"
-#include <assert.h>
-
-namespace llvm {
-
-// The MCJIT memory manager is a layer between the standard JITMemoryManager
-// and the RuntimeDyld interface that maps objects, by name, onto their
-// matching LLVM IR counterparts in the module(s) being compiled.
-class MCJITMemoryManager : public RTDyldMemoryManager {
-  virtual void anchor();
-  OwningPtr<JITMemoryManager> JMM;
-
-public:
-  MCJITMemoryManager(JITMemoryManager *jmm) :
-    JMM(jmm?jmm:JITMemoryManager::CreateDefaultMemManager()) {}
-
-  uint8_t *allocateDataSection(uintptr_t Size, unsigned Alignment,
-                               unsigned SectionID) {
-    return JMM->allocateDataSection(Size, Alignment, SectionID);
-  }
-
-  uint8_t *allocateCodeSection(uintptr_t Size, unsigned Alignment,
-                               unsigned SectionID) {
-    return JMM->allocateCodeSection(Size, Alignment, SectionID);
-  }
-
-  virtual void *getPointerToNamedFunction(const std::string &Name,
-                                          bool AbortOnFailure = true) {
-    return JMM->getPointerToNamedFunction(Name, AbortOnFailure);
-  }
-
-};
-
-} // End llvm namespace
-
-#endif