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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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7862 set_initial_map(map); | 7862 set_initial_map(map); |
7863 Builtins* builtins = map->GetHeap()->isolate()->builtins(); | 7863 Builtins* builtins = map->GetHeap()->isolate()->builtins(); |
7864 ASSERT_EQ(builtins->builtin(Builtins::kJSConstructStubGeneric), | 7864 ASSERT_EQ(builtins->builtin(Builtins::kJSConstructStubGeneric), |
7865 *RawField(this, kConstructStubOffset)); | 7865 *RawField(this, kConstructStubOffset)); |
7866 set_construct_stub(builtins->builtin(Builtins::kJSConstructStubCountdown)); | 7866 set_construct_stub(builtins->builtin(Builtins::kJSConstructStubCountdown)); |
7867 // The map survived the gc, so there may be objects referencing it. | 7867 // The map survived the gc, so there may be objects referencing it. |
7868 set_live_objects_may_exist(true); | 7868 set_live_objects_may_exist(true); |
7869 } | 7869 } |
7870 | 7870 |
7871 | 7871 |
7872 void SharedFunctionInfo::ResetForNewContext(int new_ic_age) { | |
7873 code()->ClearInlineCaches(); | |
7874 set_ic_age(new_ic_age); | |
7875 set_opt_count(0); | |
7876 set_profiler_ticks(0); | |
7877 } | |
7878 | |
7879 | |
7872 static void GetMinInobjectSlack(Map* map, void* data) { | 7880 static void GetMinInobjectSlack(Map* map, void* data) { |
7873 int slack = map->unused_property_fields(); | 7881 int slack = map->unused_property_fields(); |
7874 if (*reinterpret_cast<int*>(data) > slack) { | 7882 if (*reinterpret_cast<int*>(data) > slack) { |
7875 *reinterpret_cast<int*>(data) = slack; | 7883 *reinterpret_cast<int*>(data) = slack; |
7876 } | 7884 } |
7877 } | 7885 } |
7878 | 7886 |
7879 | 7887 |
7880 static void ShrinkInstanceSize(Map* map, void* data) { | 7888 static void ShrinkInstanceSize(Map* map, void* data) { |
7881 int slack = *reinterpret_cast<int*>(data); | 7889 int slack = *reinterpret_cast<int*>(data); |
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8109 int mask = RelocInfo::ModeMask(RelocInfo::EMBEDDED_OBJECT); | 8117 int mask = RelocInfo::ModeMask(RelocInfo::EMBEDDED_OBJECT); |
8110 for (RelocIterator it(this, mask); !it.done(); it.next()) { | 8118 for (RelocIterator it(this, mask); !it.done(); it.next()) { |
8111 RelocInfo* info = it.rinfo(); | 8119 RelocInfo* info = it.rinfo(); |
8112 Object* object = info->target_object(); | 8120 Object* object = info->target_object(); |
8113 if (object->IsMap()) return Map::cast(object); | 8121 if (object->IsMap()) return Map::cast(object); |
8114 } | 8122 } |
8115 return NULL; | 8123 return NULL; |
8116 } | 8124 } |
8117 | 8125 |
8118 | 8126 |
8127 void Code::ClearInlineCaches() { | |
8128 int mask = RelocInfo::ModeMask(RelocInfo::CODE_TARGET) | | |
8129 RelocInfo::ModeMask(RelocInfo::CONSTRUCT_CALL) | | |
8130 RelocInfo::ModeMask(RelocInfo::CODE_TARGET_WITH_ID) | | |
8131 RelocInfo::ModeMask(RelocInfo::CODE_TARGET_CONTEXT); | |
8132 for (RelocIterator it(this, mask); !it.done(); it.next()) { | |
8133 RelocInfo* info = it.rinfo(); | |
8134 Code* target(Code::GetCodeFromTargetAddress(info->target_address())); | |
8135 if (target->is_inline_cache_stub()) { | |
Jakob Kummerow
2012/03/26 08:52:43
nit: indentation
| |
8136 IC::Clear(info->pc()); | |
8137 } | |
8138 } | |
8139 } | |
8140 | |
8141 | |
8119 #ifdef ENABLE_DISASSEMBLER | 8142 #ifdef ENABLE_DISASSEMBLER |
8120 | 8143 |
8121 void DeoptimizationInputData::DeoptimizationInputDataPrint(FILE* out) { | 8144 void DeoptimizationInputData::DeoptimizationInputDataPrint(FILE* out) { |
8122 disasm::NameConverter converter; | 8145 disasm::NameConverter converter; |
8123 int deopt_count = DeoptCount(); | 8146 int deopt_count = DeoptCount(); |
8124 PrintF(out, "Deoptimization Input Data (deopt points = %d)\n", deopt_count); | 8147 PrintF(out, "Deoptimization Input Data (deopt points = %d)\n", deopt_count); |
8125 if (0 == deopt_count) return; | 8148 if (0 == deopt_count) return; |
8126 | 8149 |
8127 PrintF(out, "%6s %6s %6s %6s %12s\n", "index", "ast id", "argc", "pc", | 8150 PrintF(out, "%6s %6s %6s %6s %12s\n", "index", "ast id", "argc", "pc", |
8128 FLAG_print_code_verbose ? "commands" : ""); | 8151 FLAG_print_code_verbose ? "commands" : ""); |
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12938 set_year(Smi::FromInt(year), SKIP_WRITE_BARRIER); | 12961 set_year(Smi::FromInt(year), SKIP_WRITE_BARRIER); |
12939 set_month(Smi::FromInt(month), SKIP_WRITE_BARRIER); | 12962 set_month(Smi::FromInt(month), SKIP_WRITE_BARRIER); |
12940 set_day(Smi::FromInt(day), SKIP_WRITE_BARRIER); | 12963 set_day(Smi::FromInt(day), SKIP_WRITE_BARRIER); |
12941 set_weekday(Smi::FromInt(weekday), SKIP_WRITE_BARRIER); | 12964 set_weekday(Smi::FromInt(weekday), SKIP_WRITE_BARRIER); |
12942 set_hour(Smi::FromInt(hour), SKIP_WRITE_BARRIER); | 12965 set_hour(Smi::FromInt(hour), SKIP_WRITE_BARRIER); |
12943 set_min(Smi::FromInt(min), SKIP_WRITE_BARRIER); | 12966 set_min(Smi::FromInt(min), SKIP_WRITE_BARRIER); |
12944 set_sec(Smi::FromInt(sec), SKIP_WRITE_BARRIER); | 12967 set_sec(Smi::FromInt(sec), SKIP_WRITE_BARRIER); |
12945 } | 12968 } |
12946 | 12969 |
12947 } } // namespace v8::internal | 12970 } } // namespace v8::internal |
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