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authorFilip Pizlo <fpizlo@apple.com>2013-05-21 20:03:01 +0000
committerFilip Pizlo <fpizlo@apple.com>2013-05-21 20:03:01 +0000
commit1441bf7a41b50075cf761cbc794ce3fd0b5762fc (patch)
tree7fab8692dbd8b536525b99af03b9653a328e0b3a /include/llvm/ExecutionEngine/RTDyldMemoryManager.h
parent52755c472a738e48a9687240368e4c1f78c45711 (diff)
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Roll out r182407 and r182408 because they broke builds.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182409 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/ExecutionEngine/RTDyldMemoryManager.h')
-rw-r--r--include/llvm/ExecutionEngine/RTDyldMemoryManager.h80
1 files changed, 0 insertions, 80 deletions
diff --git a/include/llvm/ExecutionEngine/RTDyldMemoryManager.h b/include/llvm/ExecutionEngine/RTDyldMemoryManager.h
deleted file mode 100644
index 99e2594..0000000
--- a/include/llvm/ExecutionEngine/RTDyldMemoryManager.h
+++ /dev/null
@@ -1,80 +0,0 @@
-//===-- RTDyldMemoryManager.cpp - Memory manager for MC-JIT -----*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// Interface of the runtime dynamic memory manager base class.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_EXECUTIONENGINE_RT_DYLD_MEMORY_MANAGER_H
-#define LLVM_EXECUTIONENGINE_RT_DYLD_MEMORY_MANAGER_H
-
-#include "llvm/ADT/StringRef.h"
-#include "llvm/Support/CBindingWrapping.h"
-#include "llvm/Support/Memory.h"
-#include "llvm-c/ExecutionEngine.h"
-
-namespace llvm {
-
-// RuntimeDyld clients often want to handle the memory management of
-// what gets placed where. For JIT clients, this is the subset of
-// JITMemoryManager required for dynamic loading of binaries.
-//
-// FIXME: As the RuntimeDyld fills out, additional routines will be needed
-// for the varying types of objects to be allocated.
-class RTDyldMemoryManager {
- RTDyldMemoryManager(const RTDyldMemoryManager&) LLVM_DELETED_FUNCTION;
- void operator=(const RTDyldMemoryManager&) LLVM_DELETED_FUNCTION;
-public:
- RTDyldMemoryManager() {}
- virtual ~RTDyldMemoryManager();
-
- /// Allocate a memory block of (at least) the given size suitable for
- /// executable code. The SectionID is a unique identifier assigned by the JIT
- /// engine, and optionally recorded by the memory manager to access a loaded
- /// section.
- virtual uint8_t *allocateCodeSection(uintptr_t Size, unsigned Alignment,
- unsigned SectionID) = 0;
-
- /// Allocate a memory block of (at least) the given size suitable for data.
- /// The SectionID is a unique identifier assigned by the JIT engine, and
- /// optionally recorded by the memory manager to access a loaded section.
- virtual uint8_t *allocateDataSection(uintptr_t Size, unsigned Alignment,
- unsigned SectionID, bool IsReadOnly) = 0;
-
- /// Register the EH frames with the runtime so that c++ exceptions work.
- virtual void registerEHFrames(StringRef SectionData);
-
- /// This method returns the address of the specified function. As such it is
- /// only useful for resolving library symbols, not code generated symbols.
- ///
- /// If \p AbortOnFailure is false and no function with the given name is
- /// found, this function returns a null pointer. Otherwise, it prints a
- /// message to stderr and aborts.
- virtual void *getPointerToNamedFunction(const std::string &Name,
- bool AbortOnFailure = true);
-
- /// This method is called when object loading is complete and section page
- /// permissions can be applied. It is up to the memory manager implementation
- /// to decide whether or not to act on this method. The memory manager will
- /// typically allocate all sections as read-write and then apply specific
- /// permissions when this method is called. Code sections cannot be executed
- /// until this function has been called. In addition, any cache coherency
- /// operations needed to reliably use the memory are also performed.
- ///
- /// Returns true if an error occurred, false otherwise.
- virtual bool finalizeMemory(std::string *ErrMsg = 0) = 0;
-};
-
-// Create wrappers for C Binding types (see CBindingWrapping.h).
-DEFINE_SIMPLE_CONVERSION_FUNCTIONS(
- RTDyldMemoryManager, LLVMMCJITMemoryManagerRef)
-
-} // namespace llvm
-
-#endif // LLVM_EXECUTIONENGINE_RT_DYLD_MEMORY_MANAGER_H