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Issue 96783002: Allocation site pretenuring. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years ago
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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 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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206 DEFINE_bool(packed_arrays, true, "optimizes arrays that have no holes") 206 DEFINE_bool(packed_arrays, true, "optimizes arrays that have no holes")
207 DEFINE_bool(smi_only_arrays, true, "tracks arrays with only smi values") 207 DEFINE_bool(smi_only_arrays, true, "tracks arrays with only smi values")
208 DEFINE_bool(compiled_keyed_dictionary_loads, true, 208 DEFINE_bool(compiled_keyed_dictionary_loads, true,
209 "use optimizing compiler to generate keyed dictionary load stubs") 209 "use optimizing compiler to generate keyed dictionary load stubs")
210 DEFINE_bool(clever_optimizations, true, 210 DEFINE_bool(clever_optimizations, true,
211 "Optimize object size, Array shift, DOM strings and string +") 211 "Optimize object size, Array shift, DOM strings and string +")
212 DEFINE_bool(pretenuring, true, "allocate objects in old space") 212 DEFINE_bool(pretenuring, true, "allocate objects in old space")
213 // TODO(hpayer): We will remove this flag as soon as we have pretenuring 213 // TODO(hpayer): We will remove this flag as soon as we have pretenuring
214 // support for specific allocation sites. 214 // support for specific allocation sites.
215 DEFINE_bool(pretenuring_call_new, false, "pretenure call new") 215 DEFINE_bool(pretenuring_call_new, false, "pretenure call new")
216 DEFINE_bool(allocation_site_pretenuring, false, 216 DEFINE_bool(allocation_site_pretenuring, true,
217 "pretenure with allocation sites") 217 "pretenure with allocation sites")
218 DEFINE_bool(trace_pretenuring, false, 218 DEFINE_bool(trace_pretenuring, false,
219 "trace pretenuring decisions of HAllocate instructions") 219 "trace pretenuring decisions of HAllocate instructions")
220 DEFINE_bool(track_fields, true, "track fields with only smi values") 220 DEFINE_bool(track_fields, true, "track fields with only smi values")
221 DEFINE_bool(track_double_fields, true, "track fields with double values") 221 DEFINE_bool(track_double_fields, true, "track fields with double values")
222 DEFINE_bool(track_heap_object_fields, true, "track fields with heap values") 222 DEFINE_bool(track_heap_object_fields, true, "track fields with heap values")
223 DEFINE_bool(track_computed_fields, true, "track computed boilerplate fields") 223 DEFINE_bool(track_computed_fields, true, "track computed boilerplate fields")
224 DEFINE_implication(track_double_fields, track_fields) 224 DEFINE_implication(track_double_fields, track_fields)
225 DEFINE_implication(track_heap_object_fields, track_fields) 225 DEFINE_implication(track_heap_object_fields, track_fields)
226 DEFINE_implication(track_computed_fields, track_fields) 226 DEFINE_implication(track_computed_fields, track_fields)
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898 #undef DEFINE_ALIAS_float 898 #undef DEFINE_ALIAS_float
899 #undef DEFINE_ALIAS_args 899 #undef DEFINE_ALIAS_args
900 900
901 #undef FLAG_MODE_DECLARE 901 #undef FLAG_MODE_DECLARE
902 #undef FLAG_MODE_DEFINE 902 #undef FLAG_MODE_DEFINE
903 #undef FLAG_MODE_DEFINE_DEFAULTS 903 #undef FLAG_MODE_DEFINE_DEFAULTS
904 #undef FLAG_MODE_META 904 #undef FLAG_MODE_META
905 #undef FLAG_MODE_DEFINE_IMPLICATIONS 905 #undef FLAG_MODE_DEFINE_IMPLICATIONS
906 906
907 #undef COMMA 907 #undef COMMA
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