OLD | NEW |
(Empty) | |
| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "base/allocator/allocator_shim.h" |
| 6 #include "base/allocator/allocator_shim_internals.h" |
| 7 #include "third_party/tcmalloc/chromium/src/config.h" |
| 8 #include "third_party/tcmalloc/chromium/src/gperftools/tcmalloc.h" |
| 9 |
| 10 namespace { |
| 11 |
| 12 using base::allocator::AllocatorDispatch; |
| 13 |
| 14 void* TCMalloc(const AllocatorDispatch*, size_t size) { |
| 15 return tc_malloc(size); |
| 16 } |
| 17 |
| 18 void* TCCalloc(const AllocatorDispatch*, size_t n, size_t size) { |
| 19 return tc_calloc(n, size); |
| 20 } |
| 21 |
| 22 void* TCMemalign(const AllocatorDispatch*, size_t alignment, size_t size) { |
| 23 return tc_memalign(alignment, size); |
| 24 } |
| 25 |
| 26 void* TCRealloc(const AllocatorDispatch*, void* address, size_t size) { |
| 27 return tc_realloc(address, size); |
| 28 } |
| 29 |
| 30 void TCFree(const AllocatorDispatch*, void* address) { |
| 31 tc_free(address); |
| 32 } |
| 33 |
| 34 } // namespace |
| 35 |
| 36 const AllocatorDispatch AllocatorDispatch::default_dispatch = { |
| 37 &TCMalloc, /* alloc_function */ |
| 38 &TCCalloc, /* alloc_zero_initialized_function */ |
| 39 &TCMemalign, /* alloc_aligned_function */ |
| 40 &TCRealloc, /* realloc_function */ |
| 41 &TCFree, /* free_function */ |
| 42 nullptr, /* next */ |
| 43 }; |
| 44 |
| 45 // In the case of tcmalloc we have also to route the diagnostic symbols, |
| 46 // which are not part of the unified shim layer, to tcmalloc for consistency. |
| 47 |
| 48 extern "C" { |
| 49 |
| 50 SHIM_ALWAYS_EXPORT void malloc_stats(void) __THROW { |
| 51 return tc_malloc_stats(); |
| 52 } |
| 53 |
| 54 SHIM_ALWAYS_EXPORT int mallopt(int cmd, int value) __THROW { |
| 55 return tc_mallopt(cmd, value); |
| 56 } |
| 57 |
| 58 #ifdef HAVE_STRUCT_MALLINFO |
| 59 SHIM_ALWAYS_EXPORT struct mallinfo mallinfo(void) __THROW { |
| 60 return tc_mallinfo(); |
| 61 } |
| 62 #endif |
| 63 |
| 64 SHIM_ALWAYS_EXPORT size_t malloc_size(void* address) __THROW { |
| 65 return tc_malloc_size(address); |
| 66 } |
| 67 |
| 68 #if defined(__ANDROID__) |
| 69 SHIM_ALWAYS_EXPORT size_t malloc_usable_size(const void* address) __THROW { |
| 70 #else |
| 71 SHIM_ALWAYS_EXPORT size_t malloc_usable_size(void* address) __THROW { |
| 72 #endif |
| 73 return tc_malloc_size(address); |
| 74 } |
| 75 |
| 76 } // extern "C" |
OLD | NEW |