diff options
| author | Andrew Kaylor <andrew.kaylor@intel.com> | 2012-10-02 21:18:39 +0000 |
|---|---|---|
| committer | Andrew Kaylor <andrew.kaylor@intel.com> | 2012-10-02 21:18:39 +0000 |
| commit | 3f23cef24fc9200def464bd4bce820678b5715de (patch) | |
| tree | 9d7bd6501c9cda8d5e32fff4b4c8359b66173c77 /include/llvm/ExecutionEngine/ObjectImage.h | |
| parent | 9fd304672cec6cd31b1978408a0a0dc375f96969 (diff) | |
Clean-up of memory buffer and object ownership model in MCJIT
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@165053 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/ExecutionEngine/ObjectImage.h')
| -rw-r--r-- | include/llvm/ExecutionEngine/ObjectImage.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/include/llvm/ExecutionEngine/ObjectImage.h b/include/llvm/ExecutionEngine/ObjectImage.h new file mode 100644 index 0000000000..82549add62 --- /dev/null +++ b/include/llvm/ExecutionEngine/ObjectImage.h @@ -0,0 +1,61 @@ +//===---- ObjectImage.h - Format independent executuable object image -----===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares a file format independent ObjectImage class.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_EXECUTIONENGINE_OBJECTIMAGE_H
+#define LLVM_EXECUTIONENGINE_OBJECTIMAGE_H
+
+#include "llvm/Object/ObjectFile.h"
+#include "llvm/ExecutionEngine/ObjectBuffer.h"
+
+namespace llvm {
+
+
+/// ObjectImage - A container class that represents an ObjectFile that has been
+/// or is in the process of being loaded into memory for execution.
+class ObjectImage {
+ ObjectImage() LLVM_DELETED_FUNCTION;
+ ObjectImage(const ObjectImage &other) LLVM_DELETED_FUNCTION;
+
+protected:
+ OwningPtr<ObjectBuffer> Buffer;
+
+public:
+ ObjectImage(ObjectBuffer *Input) : Buffer(Input) {}
+ virtual ~ObjectImage() {}
+
+ virtual object::symbol_iterator begin_symbols() const = 0;
+ virtual object::symbol_iterator end_symbols() const = 0;
+
+ virtual object::section_iterator begin_sections() const = 0;
+ virtual object::section_iterator end_sections() const = 0;
+
+ virtual /* Triple::ArchType */ unsigned getArch() const = 0;
+
+ // Subclasses can override these methods to update the image with loaded
+ // addresses for sections and common symbols
+ virtual void updateSectionAddress(const object::SectionRef &Sec,
+ uint64_t Addr) = 0;
+ virtual void updateSymbolAddress(const object::SymbolRef &Sym,
+ uint64_t Addr) = 0;
+
+ virtual StringRef getData() const = 0;
+
+ // Subclasses can override these methods to provide JIT debugging support
+ virtual void registerWithDebugger() = 0;
+ virtual void deregisterWithDebugger() = 0;
+};
+
+} // end namespace llvm
+
+#endif // LLVM_RUNTIMEDYLD_OBJECT_IMAGE_H
+
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