1//===- MemAlloc.cpp - Memory allocation functions -------------------------===//
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#include "llvm/Support/MemAlloc.h"
10#include <new>
11
12// These are out of line to have __cpp_aligned_new not affect ABI.
13
14LLVM_ATTRIBUTE_RETURNS_NONNULL LLVM_ATTRIBUTE_RETURNS_NOALIAS void *
15llvm::allocate_buffer(size_t Size, size_t Alignment) {
16 void *Result = ::operator new(Size,
17#ifdef __cpp_aligned_new
18 std::align_val_t(Alignment),
19#endif
20 std::nothrow);
21 if (Result == nullptr) {
22 report_bad_alloc_error(Reason: "Buffer allocation failed");
23 }
24 return Result;
25}
26
27void llvm::deallocate_buffer(void *Ptr, size_t Size, size_t Alignment) {
28 ::operator delete(Ptr
29#ifdef __cpp_sized_deallocation
30 ,
31 Size
32#endif
33#ifdef __cpp_aligned_new
34 ,
35 std::align_val_t(Alignment)
36#endif
37 );
38}
39