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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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608 // Change context eagerly in case we need the global receiver. | 608 // Change context eagerly in case we need the global receiver. |
609 __ mov(esi, FieldOperand(edi, JSFunction::kContextOffset)); | 609 __ mov(esi, FieldOperand(edi, JSFunction::kContextOffset)); |
610 | 610 |
611 // Do not transform the receiver for strict mode functions. | 611 // Do not transform the receiver for strict mode functions. |
612 __ mov(ebx, FieldOperand(edi, JSFunction::kSharedFunctionInfoOffset)); | 612 __ mov(ebx, FieldOperand(edi, JSFunction::kSharedFunctionInfoOffset)); |
613 __ test_b(FieldOperand(ebx, SharedFunctionInfo::kStrictModeByteOffset), | 613 __ test_b(FieldOperand(ebx, SharedFunctionInfo::kStrictModeByteOffset), |
614 1 << SharedFunctionInfo::kStrictModeBitWithinByte); | 614 1 << SharedFunctionInfo::kStrictModeBitWithinByte); |
615 __ j(not_equal, &shift_arguments); | 615 __ j(not_equal, &shift_arguments); |
616 | 616 |
617 // Do not transform the receiver for natives (shared already in ebx). | 617 // Do not transform the receiver for natives (shared already in ebx). |
618 __ test_b(FieldOperand(ebx, SharedFunctionInfo::kES5NativeByteOffset), | 618 __ test_b(FieldOperand(ebx, SharedFunctionInfo::kNativeByteOffset), |
619 1 << SharedFunctionInfo::kES5NativeBitWithinByte); | 619 1 << SharedFunctionInfo::kNativeBitWithinByte); |
620 __ j(not_equal, &shift_arguments); | 620 __ j(not_equal, &shift_arguments); |
621 | 621 |
622 // Compute the receiver in non-strict mode. | 622 // Compute the receiver in non-strict mode. |
623 __ mov(ebx, Operand(esp, eax, times_4, 0)); // First argument. | 623 __ mov(ebx, Operand(esp, eax, times_4, 0)); // First argument. |
624 | 624 |
625 // Call ToObject on the receiver if it is not an object, or use the | 625 // Call ToObject on the receiver if it is not an object, or use the |
626 // global object if it is null or undefined. | 626 // global object if it is null or undefined. |
627 __ test(ebx, Immediate(kSmiTagMask)); | 627 __ test(ebx, Immediate(kSmiTagMask)); |
628 __ j(zero, &convert_to_object); | 628 __ j(zero, &convert_to_object); |
629 __ cmp(ebx, factory->null_value()); | 629 __ cmp(ebx, factory->null_value()); |
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773 | 773 |
774 // Do not transform the receiver for strict mode functions. | 774 // Do not transform the receiver for strict mode functions. |
775 __ mov(ecx, FieldOperand(edi, JSFunction::kSharedFunctionInfoOffset)); | 775 __ mov(ecx, FieldOperand(edi, JSFunction::kSharedFunctionInfoOffset)); |
776 __ test_b(FieldOperand(ecx, SharedFunctionInfo::kStrictModeByteOffset), | 776 __ test_b(FieldOperand(ecx, SharedFunctionInfo::kStrictModeByteOffset), |
777 1 << SharedFunctionInfo::kStrictModeBitWithinByte); | 777 1 << SharedFunctionInfo::kStrictModeBitWithinByte); |
778 __ j(not_equal, &push_receiver); | 778 __ j(not_equal, &push_receiver); |
779 | 779 |
780 Factory* factory = masm->isolate()->factory(); | 780 Factory* factory = masm->isolate()->factory(); |
781 | 781 |
782 // Do not transform the receiver for natives (shared already in ecx). | 782 // Do not transform the receiver for natives (shared already in ecx). |
783 __ test_b(FieldOperand(ecx, SharedFunctionInfo::kES5NativeByteOffset), | 783 __ test_b(FieldOperand(ecx, SharedFunctionInfo::kNativeByteOffset), |
784 1 << SharedFunctionInfo::kES5NativeBitWithinByte); | 784 1 << SharedFunctionInfo::kNativeBitWithinByte); |
785 __ j(not_equal, &push_receiver); | 785 __ j(not_equal, &push_receiver); |
786 | 786 |
787 // Compute the receiver in non-strict mode. | 787 // Compute the receiver in non-strict mode. |
788 // Call ToObject on the receiver if it is not an object, or use the | 788 // Call ToObject on the receiver if it is not an object, or use the |
789 // global object if it is null or undefined. | 789 // global object if it is null or undefined. |
790 __ test(ebx, Immediate(kSmiTagMask)); | 790 __ test(ebx, Immediate(kSmiTagMask)); |
791 __ j(zero, &call_to_object); | 791 __ j(zero, &call_to_object); |
792 __ cmp(ebx, factory->null_value()); | 792 __ cmp(ebx, factory->null_value()); |
793 __ j(equal, &use_global_receiver); | 793 __ j(equal, &use_global_receiver); |
794 __ cmp(ebx, factory->undefined_value()); | 794 __ cmp(ebx, factory->undefined_value()); |
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1616 Deoptimizer::EntryGenerator generator(masm, Deoptimizer::OSR); | 1616 Deoptimizer::EntryGenerator generator(masm, Deoptimizer::OSR); |
1617 generator.Generate(); | 1617 generator.Generate(); |
1618 } | 1618 } |
1619 | 1619 |
1620 | 1620 |
1621 #undef __ | 1621 #undef __ |
1622 } | 1622 } |
1623 } // namespace v8::internal | 1623 } // namespace v8::internal |
1624 | 1624 |
1625 #endif // V8_TARGET_ARCH_IA32 | 1625 #endif // V8_TARGET_ARCH_IA32 |
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