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Issue 18881004: Turn ElementsTransitionAndStore stub into a HydrogenCodeStub. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: REBASE Created 7 years, 5 months 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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1990 // Tracking to do a better job of ensuring the data types are what they need 1990 // Tracking to do a better job of ensuring the data types are what they need
1991 // to be. Not all the elements are in place yet, pessimistic elements 1991 // to be. Not all the elements are in place yet, pessimistic elements
1992 // transitions are still important for performance. 1992 // transitions are still important for performance.
1993 bool is_js_array = receiver_map->instance_type() == JS_ARRAY_TYPE; 1993 bool is_js_array = receiver_map->instance_type() == JS_ARRAY_TYPE;
1994 ElementsKind elements_kind = receiver_map->elements_kind(); 1994 ElementsKind elements_kind = receiver_map->elements_kind();
1995 if (!transitioned_map.is_null()) { 1995 if (!transitioned_map.is_null()) {
1996 cached_stub = ElementsTransitionAndStoreStub( 1996 cached_stub = ElementsTransitionAndStoreStub(
1997 elements_kind, 1997 elements_kind,
1998 transitioned_map->elements_kind(), 1998 transitioned_map->elements_kind(),
1999 is_js_array, 1999 is_js_array,
2000 strict_mode(),
2001 store_mode_).GetCode(isolate()); 2000 store_mode_).GetCode(isolate());
2002 } else { 2001 } else {
2003 if (FLAG_compiled_keyed_stores && 2002 if (FLAG_compiled_keyed_stores &&
2004 (receiver_map->has_fast_elements() || 2003 (receiver_map->has_fast_elements() ||
2005 receiver_map->has_external_array_elements())) { 2004 receiver_map->has_external_array_elements())) {
2006 cached_stub = KeyedStoreFastElementStub( 2005 cached_stub = KeyedStoreFastElementStub(
2007 is_js_array, 2006 is_js_array,
2008 elements_kind, 2007 elements_kind,
2009 store_mode_).GetCode(isolate()); 2008 store_mode_).GetCode(isolate());
2010 } else { 2009 } else {
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2193 Handle<FunctionTemplateInfo>( 2192 Handle<FunctionTemplateInfo>(
2194 FunctionTemplateInfo::cast(signature->receiver())); 2193 FunctionTemplateInfo::cast(signature->receiver()));
2195 } 2194 }
2196 } 2195 }
2197 2196
2198 is_simple_api_call_ = true; 2197 is_simple_api_call_ = true;
2199 } 2198 }
2200 2199
2201 2200
2202 } } // namespace v8::internal 2201 } } // namespace v8::internal
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