47 lines · cpp
1//===-- lib/runtime/memory.cpp ----------------------------------*- 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-exception6//7//===----------------------------------------------------------------------===//8 9#include "flang-rt/runtime/memory.h"10#include "flang-rt/runtime/terminator.h"11#include "flang-rt/runtime/tools.h"12#include "flang/Runtime/freestanding-tools.h"13#include <cstdlib>14 15namespace Fortran::runtime {16RT_OFFLOAD_API_GROUP_BEGIN17 18void *AllocateMemoryOrCrash(const Terminator &terminator, std::size_t bytes) {19 if (void *p{std::malloc(bytes)}) {20 return p;21 }22 if (bytes > 0) {23 terminator.Crash(24 "Fortran runtime internal error: out of memory, needed %zd bytes",25 bytes);26 }27 return nullptr;28}29 30void *ReallocateMemoryOrCrash(31 const Terminator &terminator, void *ptr, std::size_t newByteSize) {32 if (void *p{Fortran::runtime::realloc(ptr, newByteSize)}) {33 return p;34 }35 if (newByteSize > 0) {36 terminator.Crash("Fortran runtime internal error: memory realloc returned "37 "null, needed %zd bytes",38 newByteSize);39 }40 return nullptr;41}42 43void FreeMemory(void *p) { std::free(p); }44 45RT_OFFLOAD_API_GROUP_END46} // namespace Fortran::runtime47