lib/Support/Allocator.cpp

   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/raw_ostream.h"
  15
  16 namespace llvm {
  17
  18 namespace detail {
  19
  20 void 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 } // End namespace detail.
  30
  31 void 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
  39 }