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#include "llvm/Support/Valgrind.h" 17 18#ifndef NDEBUG 19#include "llvm/Support/raw_ostream.h" 20#endif // ifndef NDEBUG 21 22// Include the platform-specific parts of this class. 23#ifdef LLVM_ON_UNIX 24#include "Unix/Memory.inc" 25#endif 26#ifdef _WIN32 27#include "Windows/Memory.inc" 28#endif 29 30#ifndef NDEBUG 31 32namespace llvm { 33namespace sys { 34 35raw_ostream &operator<<(raw_ostream &OS, const Memory::ProtectionFlags &PF) { 36 assert((PF & ~(Memory::MF_READ | Memory::MF_WRITE | Memory::MF_EXEC)) == 0 && 37 "Unrecognized flags"); 38 39 return OS << (PF & Memory::MF_READ ? 'R' : '-') 40 << (PF & Memory::MF_WRITE ? 'W' : '-') 41 << (PF & Memory::MF_EXEC ? 'X' : '-'); 42} 43 44raw_ostream &operator<<(raw_ostream &OS, const MemoryBlock &MB) { 45 return OS << "[ " << MB.base() << " .. " 46 << (void *)((char *)MB.base() + MB.allocatedSize()) << " ] (" 47 << MB.allocatedSize() << " bytes)"; 48} 49 50} // end namespace sys 51} // end namespace llvm 52 53#endif // ifndef NDEBUG 54