OLD | NEW |
---|---|
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 |
(...skipping 2123 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
2134 // This is the inlined call site instanceof cache. The two occurences of the | 2134 // This is the inlined call site instanceof cache. The two occurences of the |
2135 // hole value will be patched to the last map/result pair generated by the | 2135 // hole value will be patched to the last map/result pair generated by the |
2136 // instanceof stub. | 2136 // instanceof stub. |
2137 Label cache_miss; | 2137 Label cache_miss; |
2138 Register map = temp; | 2138 Register map = temp; |
2139 __ ldr(map, FieldMemOperand(object, HeapObject::kMapOffset)); | 2139 __ ldr(map, FieldMemOperand(object, HeapObject::kMapOffset)); |
2140 __ bind(deferred->map_check()); // Label for calculating code patching. | 2140 __ bind(deferred->map_check()); // Label for calculating code patching. |
2141 // We use Factory::the_hole_value() on purpose instead of loading from the | 2141 // We use Factory::the_hole_value() on purpose instead of loading from the |
2142 // root array to force relocation to be able to later patch with | 2142 // root array to force relocation to be able to later patch with |
2143 // the cached map. | 2143 // the cached map. |
2144 __ mov(ip, Operand(factory()->the_hole_value())); | 2144 Handle<JSGlobalPropertyCell> cell = |
2145 isolate()->factory()->NewJSGlobalPropertyCell( | |
Michael Starzinger
2012/01/11 09:35:09
Can we use factory() instead of isolate()->factory
| |
2146 factory()->the_hole_value()); | |
2147 __ mov(ip, Operand(Handle<Object>(cell))); | |
2148 __ ldr(ip, FieldMemOperand(ip, JSGlobalPropertyCell::kValueOffset)); | |
2145 __ cmp(map, Operand(ip)); | 2149 __ cmp(map, Operand(ip)); |
2146 __ b(ne, &cache_miss); | 2150 __ b(ne, &cache_miss); |
2147 // We use Factory::the_hole_value() on purpose instead of loading from the | 2151 // We use Factory::the_hole_value() on purpose instead of loading from the |
2148 // root array to force relocation to be able to later patch | 2152 // root array to force relocation to be able to later patch |
2149 // with true or false. | 2153 // with true or false. |
2150 __ mov(result, Operand(factory()->the_hole_value())); | 2154 __ mov(result, Operand(factory()->the_hole_value())); |
2151 __ b(&done); | 2155 __ b(&done); |
2152 | 2156 |
2153 // The inlined call site cache did not match. Check null and string before | 2157 // The inlined call site cache did not match. Check null and string before |
2154 // calling the deferred code. | 2158 // calling the deferred code. |
(...skipping 2577 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
4732 ASSERT(osr_pc_offset_ == -1); | 4736 ASSERT(osr_pc_offset_ == -1); |
4733 osr_pc_offset_ = masm()->pc_offset(); | 4737 osr_pc_offset_ = masm()->pc_offset(); |
4734 } | 4738 } |
4735 | 4739 |
4736 | 4740 |
4737 | 4741 |
4738 | 4742 |
4739 #undef __ | 4743 #undef __ |
4740 | 4744 |
4741 } } // namespace v8::internal | 4745 } } // namespace v8::internal |
OLD | NEW |