1//===--- Allocator.cpp - Simple memory allocation abstraction -------------===//
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 implements the BumpPtrAllocator interface.
10//
11//===----------------------------------------------------------------------===//
12
13#include "llvm/Support/Allocator.h"
14#include "llvm/Support/PerThreadBumpPtrAllocator.h"
15#include "llvm/Support/raw_ostream.h"
16
17#include <atomic>
18
19namespace llvm {
20
21namespace detail {
22
23void printBumpPtrAllocatorStats(unsigned NumSlabs, size_t TotalMemory) {
24 errs() << "\nNumber of memory regions: " << NumSlabs << '\n'
25 << "Bytes allocated: " << TotalMemory << '\n'
26 << " (includes alignment, etc)\n";
27}
28
29} // namespace detail
30
31void PrintRecyclerStats(size_t Size,
32 size_t Align,
33 size_t FreeListSize) {
34 errs() << "Recycler element size: " << Size << '\n'
35 << "Recycler element alignment: " << Align << '\n'
36 << "Number of elements free for recycling: " << FreeListSize << '\n';
37}
38
39namespace parallel::detail {
40unsigned claimPerThreadAllocatorId() {
41 static std::atomic<unsigned> Counter;
42 return Counter.fetch_add(i: 1, m: std::memory_order_relaxed);
43}
44} // namespace parallel::detail
45
46} // namespace llvm
47