LLVM 19.0.0git
Allocator.cpp
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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
15
16namespace llvm {
17
18namespace detail {
19
20void printBumpPtrAllocatorStats(unsigned NumSlabs, size_t BytesAllocated,
21 size_t TotalMemory) {
22 errs() << "\nNumber of memory regions: " << NumSlabs << '\n'
23 << "Bytes used: " << BytesAllocated << '\n'
24 << "Bytes allocated: " << TotalMemory << '\n'
25 << "Bytes wasted: " << (TotalMemory - BytesAllocated)
26 << " (includes alignment, etc)\n";
27}
28
29} // namespace detail
30
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
39} // namespace llvm
This file defines the BumpPtrAllocator interface.
uint64_t Size
Definition: ClauseT.h:79
void printBumpPtrAllocatorStats(unsigned NumSlabs, size_t BytesAllocated, size_t TotalMemory)
Definition: Allocator.cpp:20
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18
void PrintRecyclerStats(size_t Size, size_t Align, size_t FreeListSize)
PrintRecyclingAllocatorStats - Helper for RecyclingAllocator for printing statistics.
Definition: Allocator.cpp:31
raw_fd_ostream & errs()
This returns a reference to a raw_ostream for standard error.
This struct is a compact representation of a valid (non-zero power of two) alignment.
Definition: Alignment.h:39