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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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2885 function->shared()->formal_parameter_count() == arity; | 2885 function->shared()->formal_parameter_count() == arity; |
2886 | 2886 |
2887 LPointerMap* pointers = instr->pointer_map(); | 2887 LPointerMap* pointers = instr->pointer_map(); |
2888 RecordPosition(pointers->position()); | 2888 RecordPosition(pointers->position()); |
2889 | 2889 |
2890 if (can_invoke_directly) { | 2890 if (can_invoke_directly) { |
2891 if (rdi_state == RDI_UNINITIALIZED) { | 2891 if (rdi_state == RDI_UNINITIALIZED) { |
2892 __ LoadHeapObject(rdi, function); | 2892 __ LoadHeapObject(rdi, function); |
2893 } | 2893 } |
2894 | 2894 |
2895 // Change context if needed. | 2895 // Change context. |
2896 bool change_context = | 2896 __ movq(rsi, FieldOperand(rdi, JSFunction::kContextOffset)); |
2897 (info()->closure()->context() != function->context()) || | |
2898 scope()->contains_with() || | |
2899 (scope()->num_heap_slots() > 0); | |
2900 if (change_context) { | |
2901 __ movq(rsi, FieldOperand(rdi, JSFunction::kContextOffset)); | |
2902 } | |
2903 | 2897 |
2904 // Set rax to arguments count if adaption is not needed. Assumes that rax | 2898 // Set rax to arguments count if adaption is not needed. Assumes that rax |
2905 // is available to write to at this point. | 2899 // is available to write to at this point. |
2906 if (!function->NeedsArgumentsAdaption()) { | 2900 if (!function->NeedsArgumentsAdaption()) { |
2907 __ Set(rax, arity); | 2901 __ Set(rax, arity); |
2908 } | 2902 } |
2909 | 2903 |
2910 // Invoke function. | 2904 // Invoke function. |
2911 __ SetCallKind(rcx, call_kind); | 2905 __ SetCallKind(rcx, call_kind); |
2912 if (*function == *info()->closure()) { | 2906 if (*function == *info()->closure()) { |
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5077 FixedArray::kHeaderSize - kPointerSize)); | 5071 FixedArray::kHeaderSize - kPointerSize)); |
5078 __ bind(&done); | 5072 __ bind(&done); |
5079 } | 5073 } |
5080 | 5074 |
5081 | 5075 |
5082 #undef __ | 5076 #undef __ |
5083 | 5077 |
5084 } } // namespace v8::internal | 5078 } } // namespace v8::internal |
5085 | 5079 |
5086 #endif // V8_TARGET_ARCH_X64 | 5080 #endif // V8_TARGET_ARCH_X64 |
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