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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This file defines all of the flags. It is separated into different section, | 5 // This file defines all of the flags. It is separated into different section, |
6 // for Debug, Release, Logging and Profiling, etc. To add a new flag, find the | 6 // for Debug, Release, Logging and Profiling, etc. To add a new flag, find the |
7 // correct section, and use one of the DEFINE_ macros, without a trailing ';'. | 7 // correct section, and use one of the DEFINE_ macros, without a trailing ';'. |
8 // | 8 // |
9 // This include does not have a guard, because it is a template-style include, | 9 // This include does not have a guard, because it is a template-style include, |
10 // which can be included multiple times in different modes. It expects to have | 10 // which can be included multiple times in different modes. It expects to have |
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248 HARMONY_STAGED(FLAG_STAGED_FEATURES) | 248 HARMONY_STAGED(FLAG_STAGED_FEATURES) |
249 #undef FLAG_STAGED_FEATURES | 249 #undef FLAG_STAGED_FEATURES |
250 | 250 |
251 #define FLAG_SHIPPING_FEATURES(id, description) \ | 251 #define FLAG_SHIPPING_FEATURES(id, description) \ |
252 DEFINE_BOOL(id, true, "enable " #description) \ | 252 DEFINE_BOOL(id, true, "enable " #description) \ |
253 DEFINE_NEG_NEG_IMPLICATION(harmony_shipping, id) | 253 DEFINE_NEG_NEG_IMPLICATION(harmony_shipping, id) |
254 HARMONY_SHIPPING(FLAG_SHIPPING_FEATURES) | 254 HARMONY_SHIPPING(FLAG_SHIPPING_FEATURES) |
255 #undef FLAG_SHIPPING_FEATURES | 255 #undef FLAG_SHIPPING_FEATURES |
256 | 256 |
257 // Flags for experimental implementation features. | 257 // Flags for experimental implementation features. |
258 DEFINE_BOOL(compiled_keyed_generic_loads, false, | |
259 "use optimizing compiler to generate keyed generic load stubs") | |
260 DEFINE_BOOL(allocation_site_pretenuring, true, | 258 DEFINE_BOOL(allocation_site_pretenuring, true, |
261 "pretenure with allocation sites") | 259 "pretenure with allocation sites") |
262 DEFINE_BOOL(page_promotion, true, "promote pages based on utilization") | 260 DEFINE_BOOL(page_promotion, true, "promote pages based on utilization") |
263 DEFINE_INT(page_promotion_threshold, 70, | 261 DEFINE_INT(page_promotion_threshold, 70, |
264 "min percentage of live bytes on a page to enable fast evacuation") | 262 "min percentage of live bytes on a page to enable fast evacuation") |
265 DEFINE_BOOL(trace_pretenuring, false, | 263 DEFINE_BOOL(trace_pretenuring, false, |
266 "trace pretenuring decisions of HAllocate instructions") | 264 "trace pretenuring decisions of HAllocate instructions") |
267 DEFINE_BOOL(trace_pretenuring_statistics, false, | 265 DEFINE_BOOL(trace_pretenuring_statistics, false, |
268 "trace allocation site pretenuring statistics") | 266 "trace allocation site pretenuring statistics") |
269 DEFINE_BOOL(track_fields, true, "track fields with only smi values") | 267 DEFINE_BOOL(track_fields, true, "track fields with only smi values") |
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1212 #undef DEFINE_ALIAS_FLOAT | 1210 #undef DEFINE_ALIAS_FLOAT |
1213 #undef DEFINE_ALIAS_ARGS | 1211 #undef DEFINE_ALIAS_ARGS |
1214 | 1212 |
1215 #undef FLAG_MODE_DECLARE | 1213 #undef FLAG_MODE_DECLARE |
1216 #undef FLAG_MODE_DEFINE | 1214 #undef FLAG_MODE_DEFINE |
1217 #undef FLAG_MODE_DEFINE_DEFAULTS | 1215 #undef FLAG_MODE_DEFINE_DEFAULTS |
1218 #undef FLAG_MODE_META | 1216 #undef FLAG_MODE_META |
1219 #undef FLAG_MODE_DEFINE_IMPLICATIONS | 1217 #undef FLAG_MODE_DEFINE_IMPLICATIONS |
1220 | 1218 |
1221 #undef COMMA | 1219 #undef COMMA |
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