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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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730 __ mov(ebx, FieldOperand(edi, JSFunction::kSharedFunctionInfoOffset)); | 730 __ mov(ebx, FieldOperand(edi, JSFunction::kSharedFunctionInfoOffset)); |
731 __ test_b(FieldOperand(ebx, SharedFunctionInfo::kStrictModeByteOffset), | 731 __ test_b(FieldOperand(ebx, SharedFunctionInfo::kStrictModeByteOffset), |
732 1 << SharedFunctionInfo::kStrictModeBitWithinByte); | 732 1 << SharedFunctionInfo::kStrictModeBitWithinByte); |
733 __ j(not_equal, &shift_arguments); | 733 __ j(not_equal, &shift_arguments); |
734 | 734 |
735 // Do not transform the receiver for natives (shared already in ebx). | 735 // Do not transform the receiver for natives (shared already in ebx). |
736 __ test_b(FieldOperand(ebx, SharedFunctionInfo::kNativeByteOffset), | 736 __ test_b(FieldOperand(ebx, SharedFunctionInfo::kNativeByteOffset), |
737 1 << SharedFunctionInfo::kNativeBitWithinByte); | 737 1 << SharedFunctionInfo::kNativeBitWithinByte); |
738 __ j(not_equal, &shift_arguments); | 738 __ j(not_equal, &shift_arguments); |
739 | 739 |
740 // Compute the receiver in non-strict mode. | 740 // Compute the receiver in sloppy mode. |
741 __ mov(ebx, Operand(esp, eax, times_4, 0)); // First argument. | 741 __ mov(ebx, Operand(esp, eax, times_4, 0)); // First argument. |
742 | 742 |
743 // Call ToObject on the receiver if it is not an object, or use the | 743 // Call ToObject on the receiver if it is not an object, or use the |
744 // global object if it is null or undefined. | 744 // global object if it is null or undefined. |
745 __ JumpIfSmi(ebx, &convert_to_object); | 745 __ JumpIfSmi(ebx, &convert_to_object); |
746 __ cmp(ebx, factory->null_value()); | 746 __ cmp(ebx, factory->null_value()); |
747 __ j(equal, &use_global_receiver); | 747 __ j(equal, &use_global_receiver); |
748 __ cmp(ebx, factory->undefined_value()); | 748 __ cmp(ebx, factory->undefined_value()); |
749 __ j(equal, &use_global_receiver); | 749 __ j(equal, &use_global_receiver); |
750 STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE); | 750 STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE); |
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916 1 << SharedFunctionInfo::kStrictModeBitWithinByte); | 916 1 << SharedFunctionInfo::kStrictModeBitWithinByte); |
917 __ j(not_equal, &push_receiver); | 917 __ j(not_equal, &push_receiver); |
918 | 918 |
919 Factory* factory = masm->isolate()->factory(); | 919 Factory* factory = masm->isolate()->factory(); |
920 | 920 |
921 // Do not transform the receiver for natives (shared already in ecx). | 921 // Do not transform the receiver for natives (shared already in ecx). |
922 __ test_b(FieldOperand(ecx, SharedFunctionInfo::kNativeByteOffset), | 922 __ test_b(FieldOperand(ecx, SharedFunctionInfo::kNativeByteOffset), |
923 1 << SharedFunctionInfo::kNativeBitWithinByte); | 923 1 << SharedFunctionInfo::kNativeBitWithinByte); |
924 __ j(not_equal, &push_receiver); | 924 __ j(not_equal, &push_receiver); |
925 | 925 |
926 // Compute the receiver in non-strict mode. | 926 // Compute the receiver in sloppy mode. |
927 // Call ToObject on the receiver if it is not an object, or use the | 927 // Call ToObject on the receiver if it is not an object, or use the |
928 // global object if it is null or undefined. | 928 // global object if it is null or undefined. |
929 __ JumpIfSmi(ebx, &call_to_object); | 929 __ JumpIfSmi(ebx, &call_to_object); |
930 __ cmp(ebx, factory->null_value()); | 930 __ cmp(ebx, factory->null_value()); |
931 __ j(equal, &use_global_receiver); | 931 __ j(equal, &use_global_receiver); |
932 __ cmp(ebx, factory->undefined_value()); | 932 __ cmp(ebx, factory->undefined_value()); |
933 __ j(equal, &use_global_receiver); | 933 __ j(equal, &use_global_receiver); |
934 STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE); | 934 STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE); |
935 __ CmpObjectType(ebx, FIRST_SPEC_OBJECT_TYPE, ecx); | 935 __ CmpObjectType(ebx, FIRST_SPEC_OBJECT_TYPE, ecx); |
936 __ j(above_equal, &push_receiver); | 936 __ j(above_equal, &push_receiver); |
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1365 | 1365 |
1366 __ bind(&ok); | 1366 __ bind(&ok); |
1367 __ ret(0); | 1367 __ ret(0); |
1368 } | 1368 } |
1369 | 1369 |
1370 #undef __ | 1370 #undef __ |
1371 } | 1371 } |
1372 } // namespace v8::internal | 1372 } // namespace v8::internal |
1373 | 1373 |
1374 #endif // V8_TARGET_ARCH_IA32 | 1374 #endif // V8_TARGET_ARCH_IA32 |
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