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Issue 8417035: Introduce extended mode. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Rebased version. Created 9 years, 1 month ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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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3331 } 3331 }
3332 3332
3333 3333
3334 MaybeObject* Heap::AllocateArgumentsObject(Object* callee, int length) { 3334 MaybeObject* Heap::AllocateArgumentsObject(Object* callee, int length) {
3335 // To get fast allocation and map sharing for arguments objects we 3335 // To get fast allocation and map sharing for arguments objects we
3336 // allocate them based on an arguments boilerplate. 3336 // allocate them based on an arguments boilerplate.
3337 3337
3338 JSObject* boilerplate; 3338 JSObject* boilerplate;
3339 int arguments_object_size; 3339 int arguments_object_size;
3340 bool strict_mode_callee = callee->IsJSFunction() && 3340 bool strict_mode_callee = callee->IsJSFunction() &&
3341 JSFunction::cast(callee)->shared()->strict_mode(); 3341 JSFunction::cast(callee)->shared()->is_strict_or_extended_mode();
3342 if (strict_mode_callee) { 3342 if (strict_mode_callee) {
3343 boilerplate = 3343 boilerplate =
3344 isolate()->context()->global_context()-> 3344 isolate()->context()->global_context()->
3345 strict_mode_arguments_boilerplate(); 3345 strict_mode_arguments_boilerplate();
3346 arguments_object_size = kArgumentsObjectSizeStrict; 3346 arguments_object_size = kArgumentsObjectSizeStrict;
3347 } else { 3347 } else {
3348 boilerplate = 3348 boilerplate =
3349 isolate()->context()->global_context()->arguments_boilerplate(); 3349 isolate()->context()->global_context()->arguments_boilerplate();
3350 arguments_object_size = kArgumentsObjectSize; 3350 arguments_object_size = kArgumentsObjectSize;
3351 } 3351 }
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6410 isolate_->heap()->store_buffer()->Compact(); 6410 isolate_->heap()->store_buffer()->Compact();
6411 isolate_->heap()->store_buffer()->Filter(MemoryChunk::ABOUT_TO_BE_FREED); 6411 isolate_->heap()->store_buffer()->Filter(MemoryChunk::ABOUT_TO_BE_FREED);
6412 for (chunk = chunks_queued_for_free_; chunk != NULL; chunk = next) { 6412 for (chunk = chunks_queued_for_free_; chunk != NULL; chunk = next) {
6413 next = chunk->next_chunk(); 6413 next = chunk->next_chunk();
6414 isolate_->memory_allocator()->Free(chunk); 6414 isolate_->memory_allocator()->Free(chunk);
6415 } 6415 }
6416 chunks_queued_for_free_ = NULL; 6416 chunks_queued_for_free_ = NULL;
6417 } 6417 }
6418 6418
6419 } } // namespace v8::internal 6419 } } // namespace v8::internal
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