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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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3006 function->shared()->formal_parameter_count() == arity; | 3006 function->shared()->formal_parameter_count() == arity; |
3007 | 3007 |
3008 LPointerMap* pointers = instr->pointer_map(); | 3008 LPointerMap* pointers = instr->pointer_map(); |
3009 RecordPosition(pointers->position()); | 3009 RecordPosition(pointers->position()); |
3010 | 3010 |
3011 if (can_invoke_directly) { | 3011 if (can_invoke_directly) { |
3012 if (edi_state == EDI_UNINITIALIZED) { | 3012 if (edi_state == EDI_UNINITIALIZED) { |
3013 __ LoadHeapObject(edi, function); | 3013 __ LoadHeapObject(edi, function); |
3014 } | 3014 } |
3015 | 3015 |
3016 // Change context if needed. | 3016 // Change context. |
3017 bool change_context = | 3017 __ mov(esi, FieldOperand(edi, JSFunction::kContextOffset)); |
3018 (info()->closure()->context() != function->context()) || | |
3019 scope()->contains_with() || | |
3020 (scope()->num_heap_slots() > 0); | |
3021 | |
3022 if (change_context) { | |
3023 __ mov(esi, FieldOperand(edi, JSFunction::kContextOffset)); | |
3024 } else { | |
3025 __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset)); | |
3026 } | |
3027 | 3018 |
3028 // Set eax to arguments count if adaption is not needed. Assumes that eax | 3019 // Set eax to arguments count if adaption is not needed. Assumes that eax |
3029 // is available to write to at this point. | 3020 // is available to write to at this point. |
3030 if (!function->NeedsArgumentsAdaption()) { | 3021 if (!function->NeedsArgumentsAdaption()) { |
3031 __ mov(eax, arity); | 3022 __ mov(eax, arity); |
3032 } | 3023 } |
3033 | 3024 |
3034 // Invoke function directly. | 3025 // Invoke function directly. |
3035 __ SetCallKind(ecx, call_kind); | 3026 __ SetCallKind(ecx, call_kind); |
3036 if (*function == *info()->closure()) { | 3027 if (*function == *info()->closure()) { |
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5359 FixedArray::kHeaderSize - kPointerSize)); | 5350 FixedArray::kHeaderSize - kPointerSize)); |
5360 __ bind(&done); | 5351 __ bind(&done); |
5361 } | 5352 } |
5362 | 5353 |
5363 | 5354 |
5364 #undef __ | 5355 #undef __ |
5365 | 5356 |
5366 } } // namespace v8::internal | 5357 } } // namespace v8::internal |
5367 | 5358 |
5368 #endif // V8_TARGET_ARCH_IA32 | 5359 #endif // V8_TARGET_ARCH_IA32 |
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