1//===- Memory.cpp - Memory Handling Support ---------------------*- C++ -*-===// 2// 3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4// See https://llvm.org/LICENSE.txt for license information. 5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6// 7//===----------------------------------------------------------------------===// 8// 9// This file defines some helpful functions for allocating memory and dealing 10// with memory mapped files 11// 12//===----------------------------------------------------------------------===// 13 14#include "llvm/Support/Memory.h" 15#include "llvm/Config/llvm-config.h" 16 17#ifndef NDEBUG 18#include "llvm/Support/raw_ostream.h" 19#endif // ifndef NDEBUG 20 21// Include the platform-specific parts of this class. 22#ifdef LLVM_ON_UNIX 23#include "Unix/Memory.inc" 24#endif 25#ifdef _WIN32 26#include "Windows/Memory.inc" 27#endif 28 29#ifndef NDEBUG 30 31namespace llvm { 32namespace sys { 33 34raw_ostream &operator<<(raw_ostream &OS, const Memory::ProtectionFlags &PF) { 35 assert((PF & ~(Memory::MF_READ | Memory::MF_WRITE | Memory::MF_EXEC)) == 0 && 36 "Unrecognized flags"); 37 38 return OS << (PF & Memory::MF_READ ? 'R' : '-') 39 << (PF & Memory::MF_WRITE ? 'W' : '-') 40 << (PF & Memory::MF_EXEC ? 'X' : '-'); 41} 42 43raw_ostream &operator<<(raw_ostream &OS, const MemoryBlock &MB) { 44 return OS << "[ " << MB.base() << " .. " 45 << (void *)((char *)MB.base() + MB.allocatedSize()) << " ] (" 46 << MB.allocatedSize() << " bytes)"; 47} 48 49} // end namespace sys 50} // end namespace llvm 51 52#endif // ifndef NDEBUG 53