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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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226 DEFINE_bool(use_gvn, true, "use hydrogen global value numbering") | 226 DEFINE_bool(use_gvn, true, "use hydrogen global value numbering") |
227 DEFINE_int(gvn_iterations, 3, "maximum number of GVN fix-point iterations") | 227 DEFINE_int(gvn_iterations, 3, "maximum number of GVN fix-point iterations") |
228 DEFINE_bool(use_canonicalizing, true, "use hydrogen instruction canonicalizing") | 228 DEFINE_bool(use_canonicalizing, true, "use hydrogen instruction canonicalizing") |
229 DEFINE_bool(use_inlining, true, "use function inlining") | 229 DEFINE_bool(use_inlining, true, "use function inlining") |
230 DEFINE_bool(use_escape_analysis, true, "use hydrogen escape analysis") | 230 DEFINE_bool(use_escape_analysis, true, "use hydrogen escape analysis") |
231 DEFINE_bool(use_allocation_folding, true, "use allocation folding") | 231 DEFINE_bool(use_allocation_folding, true, "use allocation folding") |
232 DEFINE_bool(use_local_allocation_folding, false, "only fold in basic blocks") | 232 DEFINE_bool(use_local_allocation_folding, false, "only fold in basic blocks") |
233 DEFINE_bool(use_write_barrier_elimination, true, | 233 DEFINE_bool(use_write_barrier_elimination, true, |
234 "eliminate write barriers targeting allocations in optimized code") | 234 "eliminate write barriers targeting allocations in optimized code") |
235 DEFINE_int(max_inlining_levels, 5, "maximum number of inlining levels") | 235 DEFINE_int(max_inlining_levels, 5, "maximum number of inlining levels") |
236 DEFINE_int(max_inlined_source_size, 600, | |
237 "maximum source size in bytes considered for a single inlining") | |
238 DEFINE_int(max_inlined_nodes, 196, | 236 DEFINE_int(max_inlined_nodes, 196, |
239 "maximum number of AST nodes considered for a single inlining") | 237 "maximum number of AST nodes considered for a single inlining") |
240 DEFINE_int(max_inlined_nodes_cumulative, 400, | 238 DEFINE_int(max_inlined_nodes_cumulative, 400, |
241 "maximum cumulative number of AST nodes considered for inlining") | 239 "maximum cumulative number of AST nodes considered for inlining") |
242 DEFINE_bool(loop_invariant_code_motion, true, "loop invariant code motion") | 240 DEFINE_bool(loop_invariant_code_motion, true, "loop invariant code motion") |
243 DEFINE_bool(fast_math, true, "faster (but maybe less accurate) math functions") | 241 DEFINE_bool(fast_math, true, "faster (but maybe less accurate) math functions") |
244 DEFINE_bool(collect_megamorphic_maps_from_stub_cache, true, | 242 DEFINE_bool(collect_megamorphic_maps_from_stub_cache, true, |
245 "crankshaft harvests type feedback from stub cache") | 243 "crankshaft harvests type feedback from stub cache") |
246 DEFINE_bool(hydrogen_stats, false, "print statistics for hydrogen") | 244 DEFINE_bool(hydrogen_stats, false, "print statistics for hydrogen") |
247 DEFINE_bool(trace_check_elimination, false, "trace check elimination phase") | 245 DEFINE_bool(trace_check_elimination, false, "trace check elimination phase") |
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891 #undef DEFINE_ALIAS_float | 889 #undef DEFINE_ALIAS_float |
892 #undef DEFINE_ALIAS_args | 890 #undef DEFINE_ALIAS_args |
893 | 891 |
894 #undef FLAG_MODE_DECLARE | 892 #undef FLAG_MODE_DECLARE |
895 #undef FLAG_MODE_DEFINE | 893 #undef FLAG_MODE_DEFINE |
896 #undef FLAG_MODE_DEFINE_DEFAULTS | 894 #undef FLAG_MODE_DEFINE_DEFAULTS |
897 #undef FLAG_MODE_META | 895 #undef FLAG_MODE_META |
898 #undef FLAG_MODE_DEFINE_IMPLICATIONS | 896 #undef FLAG_MODE_DEFINE_IMPLICATIONS |
899 | 897 |
900 #undef COMMA | 898 #undef COMMA |
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