[llvm-commits] CVS: llvm/include/llvm/System/Memory.h

[Reid Spencer]

Changes in directory llvm/include/llvm/System:

Memory.h added (r1.1)
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Log message:

Initial commit of a file to declare the interface for platform independent
support for various memory allocation operations.


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Diffs of the changes:  (+53 -0)

Index: llvm/include/llvm/System/Memory.h
diff -c /dev/null llvm/include/llvm/System/Memory.h:1.1
*** /dev/null	Fri Sep 10 23:21:08 2004
--- llvm/include/llvm/System/Memory.h	Fri Sep 10 23:20:58 2004
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*** 0 ****
--- 1,53 ----
+ //===- llvm/System/Memory.h - Memory Support --------------------*- C++ -*-===//
+ // 
+ //                     The LLVM Compiler Infrastructure
+ //
+ // This file was developed by Reid Spencer and is distributed under the 
+ // University of Illinois Open Source License. See LICENSE.TXT for details.
+ // 
+ //===----------------------------------------------------------------------===//
+ //
+ // This file declares the llvm::sys::Memory class.
+ //
+ //===----------------------------------------------------------------------===//
+ 
+ #ifndef LLVM_SYSTEM_PATH_H
+ #define LLVM_SYSTEM_PATH_H
+ 
+ #include <string>
+ 
+ namespace llvm {
+ namespace sys {
+ 
+   /// This class provides an abstraction for various memory handling functions
+   /// @since 1.4
+   /// @brief An abstraction for operating system paths.
+   class Memory {
+     /// @name Functions
+     /// @{
+     public:
+       Memory() { Address = 0; AllocSize = 0; }
+       ~Memory() { ReleaseRWX(*this); }
+ 
+       /// @throws std::string if an error occurred
+       static void* AllocateRWX(Memory& block, unsigned NumBytes);
+ 
+       /// @throws std::string if an error occurred
+       static void ReleaseRWX(Memory& block);
+ 
+       char* base() const { return reinterpret_cast<char*>(Address); }
+       unsigned size() const { return AllocSize; }
+     /// @}
+     /// @name Data
+     /// @{
+     private:
+       void * Address;        // Address of first byte of memory area
+       unsigned AllocSize;    // Size, in bytes of the memory area
+     /// @}
+   };
+ }
+ }
+ 
+ // vim: sw=2
+ 
+ #endif