| Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1 | # Copyright 2014 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 | import("//build/config/sanitizers/sanitizers.gni") |
| 6 | |
| 7 | if (is_android || current_cpu == "mipsel" || is_mac || is_ios || is_asan || |
| 8 | is_lsan || is_tsan || is_msan || is_win || is_syzyasan) { |
| 9 | _default_allocator = "none" |
| 10 | } else { |
| 11 | _default_allocator = "tcmalloc" |
| 12 | } |
| 13 | |
| 14 | if ((is_linux || is_android) && !is_asan && !is_lsan && !is_tsan && !is_msan) { |
| 15 | _default_use_experimental_allocator_shim = true |
| 16 | } else { |
| 17 | _default_use_experimental_allocator_shim = false |
| 18 | } |
| 19 | |
| 20 | declare_args() { |
| 21 | # Memory allocator to use. Set to "none" to use default allocator. |
| 22 | use_allocator = _default_allocator |
| 23 | |
| 24 | # TODO(primiano): this should just become the default without having a flag, |
| 25 | # but we need to get there first. http://crbug.com/550886 . |
| 26 | # Causes all the allocations to be routed via allocator_shim.cc. |
| 27 | use_experimental_allocator_shim = _default_use_experimental_allocator_shim |
| 28 | } |
| 29 | |
| 30 | assert(use_allocator == "none" || use_allocator == "tcmalloc") |
| 31 | |
| 32 | assert(!is_win || use_allocator == "none", "Tcmalloc doesn't work on Windows.") |
| 33 | assert( |
| 34 | !use_experimental_allocator_shim || is_linux || is_android, |
| 35 | "use_experimental_allocator_shim supported only on Linux and Android targets") |