LLVM  6.0.0svn
Allocator.cpp
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1 //===--- Allocator.cpp - Simple memory allocation abstraction -------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file implements the BumpPtrAllocator interface.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #include "llvm/Support/Allocator.h"
16 
17 namespace llvm {
18 
19 namespace detail {
20 
21 void printBumpPtrAllocatorStats(unsigned NumSlabs, size_t BytesAllocated,
22  size_t TotalMemory) {
23  errs() << "\nNumber of memory regions: " << NumSlabs << '\n'
24  << "Bytes used: " << BytesAllocated << '\n'
25  << "Bytes allocated: " << TotalMemory << '\n'
26  << "Bytes wasted: " << (TotalMemory - BytesAllocated)
27  << " (includes alignment, etc)\n";
28 }
29 
30 } // End namespace detail.
31 
33  size_t Align,
34  size_t FreeListSize) {
35  errs() << "Recycler element size: " << Size << '\n'
36  << "Recycler element alignment: " << Align << '\n'
37  << "Number of elements free for recycling: " << FreeListSize << '\n';
38 }
39 
40 }
constexpr char Align[]
Key for Kernel::Arg::Metadata::mAlign.
raw_ostream & errs()
This returns a reference to a raw_ostream for standard error.
Compute iterated dominance frontiers using a linear time algorithm.
Definition: AllocatorList.h:24
void PrintRecyclerStats(size_t Size, size_t Align, size_t FreeListSize)
PrintRecyclingAllocatorStats - Helper for RecyclingAllocator for printing statistics.
Definition: Allocator.cpp:32
void printBumpPtrAllocatorStats(unsigned NumSlabs, size_t BytesAllocated, size_t TotalMemory)
Definition: Allocator.cpp:21
This file defines the MallocAllocator and BumpPtrAllocator interfaces.
constexpr char Size[]
Key for Kernel::Arg::Metadata::mSize.