machenbach@chromium.org | cfdf67d | 2013-09-27 07:27:26 +0000 | [diff] [blame] | 1 | // Copyright 2013 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
jkummerow@chromium.org | 25b0e21 | 2013-10-04 15:38:52 +0000 | [diff] [blame] | 28 | // The GYP based build ends up defining USING_V8_SHARED when compiling this |
| 29 | // file. |
| 30 | #undef USING_V8_SHARED |
machenbach@chromium.org | cfdf67d | 2013-09-27 07:27:26 +0000 | [diff] [blame] | 31 | #include "../include/v8-defaults.h" |
| 32 | |
| 33 | #include "platform.h" |
| 34 | #include "globals.h" |
| 35 | #include "v8.h" |
| 36 | |
| 37 | namespace v8 { |
| 38 | |
jkummerow@chromium.org | d8a3a14 | 2013-10-03 12:15:05 +0000 | [diff] [blame] | 39 | |
| 40 | #if V8_OS_ANDROID |
| 41 | const bool kOsHasSwap = false; |
| 42 | #else |
| 43 | const bool kOsHasSwap = true; |
| 44 | #endif |
| 45 | |
| 46 | |
machenbach@chromium.org | cfdf67d | 2013-09-27 07:27:26 +0000 | [diff] [blame] | 47 | bool ConfigureResourceConstraintsForCurrentPlatform( |
| 48 | ResourceConstraints* constraints) { |
| 49 | if (constraints == NULL) { |
| 50 | return false; |
| 51 | } |
| 52 | |
| 53 | uint64_t physical_memory = i::OS::TotalPhysicalMemory(); |
| 54 | int lump_of_memory = (i::kPointerSize / 4) * i::MB; |
| 55 | |
| 56 | // The young_space_size should be a power of 2 and old_generation_size should |
| 57 | // be a multiple of Page::kPageSize. |
jkummerow@chromium.org | d8a3a14 | 2013-10-03 12:15:05 +0000 | [diff] [blame] | 58 | if (physical_memory <= 512ul * i::MB) { |
| 59 | constraints->set_max_young_space_size(2 * lump_of_memory); |
| 60 | constraints->set_max_old_space_size(128 * lump_of_memory); |
| 61 | constraints->set_max_executable_size(96 * lump_of_memory); |
| 62 | } else if (physical_memory <= (kOsHasSwap ? 768ul * i::MB : 1ul * i::GB)) { |
| 63 | constraints->set_max_young_space_size(8 * lump_of_memory); |
| 64 | constraints->set_max_old_space_size(256 * lump_of_memory); |
| 65 | constraints->set_max_executable_size(192 * lump_of_memory); |
| 66 | } else if (physical_memory <= (kOsHasSwap ? 1ul * i::GB : 2ul * i::GB)) { |
| 67 | constraints->set_max_young_space_size(16 * lump_of_memory); |
| 68 | constraints->set_max_old_space_size(512 * lump_of_memory); |
| 69 | constraints->set_max_executable_size(256 * lump_of_memory); |
| 70 | } else { |
jkummerow@chromium.org | d4a6955 | 2013-09-27 11:20:51 +0000 | [diff] [blame] | 71 | constraints->set_max_young_space_size(16 * lump_of_memory); |
machenbach@chromium.org | cfdf67d | 2013-09-27 07:27:26 +0000 | [diff] [blame] | 72 | constraints->set_max_old_space_size(700 * lump_of_memory); |
| 73 | constraints->set_max_executable_size(256 * lump_of_memory); |
machenbach@chromium.org | cfdf67d | 2013-09-27 07:27:26 +0000 | [diff] [blame] | 74 | } |
| 75 | return true; |
| 76 | } |
| 77 | |
| 78 | |
| 79 | bool SetDefaultResourceConstraintsForCurrentPlatform() { |
| 80 | ResourceConstraints constraints; |
| 81 | if (!ConfigureResourceConstraintsForCurrentPlatform(&constraints)) |
| 82 | return false; |
| 83 | return SetResourceConstraints(&constraints); |
| 84 | } |
| 85 | |
jkummerow@chromium.org | d8a3a14 | 2013-10-03 12:15:05 +0000 | [diff] [blame] | 86 | } // namespace v8 |