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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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2181 CHECK_EQ(static_cast<int>(3.14), | 2181 CHECK_EQ(static_cast<int>(3.14), |
2182 v8::Object::Cast(*res)->Get(v8_str("0"))->Int32Value()); | 2182 v8::Object::Cast(*res)->Get(v8_str("0"))->Int32Value()); |
2183 | 2183 |
2184 Handle<JSObject> o = | 2184 Handle<JSObject> o = |
2185 v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res)); | 2185 v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res)); |
2186 | 2186 |
2187 CHECK(HEAP->InNewSpace(o->elements())); | 2187 CHECK(HEAP->InNewSpace(o->elements())); |
2188 } | 2188 } |
2189 | 2189 |
2190 | 2190 |
2191 TEST(OptimizedPretenuringCallNew) { | |
2192 i::FLAG_allow_natives_syntax = true; | |
2193 i::FLAG_pretenuring_call_new = true; | |
2194 CcTest::InitializeVM(); | |
2195 if (!i::V8::UseCrankshaft() || i::FLAG_always_opt) return; | |
2196 if (i::FLAG_gc_global || i::FLAG_stress_compaction) return; | |
2197 v8::HandleScope scope(CcTest::isolate()); | |
2198 HEAP->SetNewSpaceHighPromotionModeActive(true); | |
2199 | |
2200 AlwaysAllocateScope always_allocate; | |
2201 v8::Local<v8::Value> res = CompileRun( | |
2202 "function g() { this.a = 0; }" | |
2203 "function f() {" | |
2204 " return new g();" | |
2205 "};" | |
2206 "f(); f(); f();" | |
2207 "%OptimizeFunctionOnNextCall(f);" | |
2208 "f();"); | |
2209 | |
2210 Handle<JSObject> o = | |
2211 v8::Utils::OpenHandle(*v8::Handle<v8::Object>::Cast(res)); | |
2212 CHECK(HEAP->InOldPointerSpace(*o)); | |
2213 } | |
2214 | |
2215 static int CountMapTransitions(Map* map) { | 2191 static int CountMapTransitions(Map* map) { |
2216 return map->transitions()->number_of_transitions(); | 2192 return map->transitions()->number_of_transitions(); |
2217 } | 2193 } |
2218 | 2194 |
2219 | 2195 |
2220 // Test that map transitions are cleared and maps are collected with | 2196 // Test that map transitions are cleared and maps are collected with |
2221 // incremental marking as well. | 2197 // incremental marking as well. |
2222 TEST(Regress1465) { | 2198 TEST(Regress1465) { |
2223 i::FLAG_stress_compaction = false; | 2199 i::FLAG_stress_compaction = false; |
2224 i::FLAG_allow_natives_syntax = true; | 2200 i::FLAG_allow_natives_syntax = true; |
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3179 " var a = new Array(n);" | 3155 " var a = new Array(n);" |
3180 " for (var i = 0; i < n; i += 100) a[i] = i;" | 3156 " for (var i = 0; i < n; i += 100) a[i] = i;" |
3181 "};" | 3157 "};" |
3182 "f(10 * 1024 * 1024);"); | 3158 "f(10 * 1024 * 1024);"); |
3183 IncrementalMarking* marking = HEAP->incremental_marking(); | 3159 IncrementalMarking* marking = HEAP->incremental_marking(); |
3184 if (marking->IsStopped()) marking->Start(); | 3160 if (marking->IsStopped()) marking->Start(); |
3185 // This big step should be sufficient to mark the whole array. | 3161 // This big step should be sufficient to mark the whole array. |
3186 marking->Step(100 * MB, IncrementalMarking::NO_GC_VIA_STACK_GUARD); | 3162 marking->Step(100 * MB, IncrementalMarking::NO_GC_VIA_STACK_GUARD); |
3187 ASSERT(marking->IsComplete()); | 3163 ASSERT(marking->IsComplete()); |
3188 } | 3164 } |
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