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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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3487 __ b(eq, &global_object); | 3487 __ b(eq, &global_object); |
3488 | 3488 |
3489 // Deoptimize if the receiver is not a JS object. | 3489 // Deoptimize if the receiver is not a JS object. |
3490 __ SmiTst(receiver); | 3490 __ SmiTst(receiver); |
3491 DeoptimizeIf(eq, instr->environment()); | 3491 DeoptimizeIf(eq, instr->environment()); |
3492 __ CompareObjectType(receiver, scratch, scratch, FIRST_SPEC_OBJECT_TYPE); | 3492 __ CompareObjectType(receiver, scratch, scratch, FIRST_SPEC_OBJECT_TYPE); |
3493 DeoptimizeIf(lt, instr->environment()); | 3493 DeoptimizeIf(lt, instr->environment()); |
3494 __ b(&result_in_receiver); | 3494 __ b(&result_in_receiver); |
3495 | 3495 |
3496 __ bind(&global_object); | 3496 __ bind(&global_object); |
3497 __ ldr(result, GlobalObjectOperand()); | 3497 |
| 3498 __ ldr(result, MemOperand(fp, StandardFrameConstants::kContextOffset)); |
| 3499 __ ldr(result, ContextOperand(result, Context::GLOBAL_OBJECT_INDEX)); |
3498 __ ldr(result, | 3500 __ ldr(result, |
3499 FieldMemOperand(result, JSGlobalObject::kGlobalReceiverOffset)); | 3501 FieldMemOperand(result, JSGlobalObject::kGlobalReceiverOffset)); |
3500 if (result.is(receiver)) { | 3502 if (result.is(receiver)) { |
3501 __ bind(&result_in_receiver); | 3503 __ bind(&result_in_receiver); |
3502 } else { | 3504 } else { |
3503 Label result_ok; | 3505 Label result_ok; |
3504 __ b(&result_ok); | 3506 __ b(&result_ok); |
3505 __ bind(&result_in_receiver); | 3507 __ bind(&result_in_receiver); |
3506 __ mov(result, receiver); | 3508 __ mov(result, receiver); |
3507 __ bind(&result_ok); | 3509 __ bind(&result_ok); |
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5815 __ sub(scratch, result, Operand::PointerOffsetFromSmiKey(index)); | 5817 __ sub(scratch, result, Operand::PointerOffsetFromSmiKey(index)); |
5816 __ ldr(result, FieldMemOperand(scratch, | 5818 __ ldr(result, FieldMemOperand(scratch, |
5817 FixedArray::kHeaderSize - kPointerSize)); | 5819 FixedArray::kHeaderSize - kPointerSize)); |
5818 __ bind(&done); | 5820 __ bind(&done); |
5819 } | 5821 } |
5820 | 5822 |
5821 | 5823 |
5822 #undef __ | 5824 #undef __ |
5823 | 5825 |
5824 } } // namespace v8::internal | 5826 } } // namespace v8::internal |
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