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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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| 190 // Receiver is just before the parameters on the caller's stack. | 190 // Receiver is just before the parameters on the caller's stack. |
| 191 int offset = scope()->num_parameters() * kPointerSize; | 191 int offset = scope()->num_parameters() * kPointerSize; |
| 192 __ lea(edx, | 192 __ lea(edx, |
| 193 Operand(ebp, StandardFrameConstants::kCallerSPOffset + offset)); | 193 Operand(ebp, StandardFrameConstants::kCallerSPOffset + offset)); |
| 194 __ push(edx); | 194 __ push(edx); |
| 195 __ push(Immediate(Smi::FromInt(scope()->num_parameters()))); | 195 __ push(Immediate(Smi::FromInt(scope()->num_parameters()))); |
| 196 // Arguments to ArgumentsAccessStub: | 196 // Arguments to ArgumentsAccessStub: |
| 197 // function, receiver address, parameter count. | 197 // function, receiver address, parameter count. |
| 198 // The stub will rewrite receiver and parameter count if the previous | 198 // The stub will rewrite receiver and parameter count if the previous |
| 199 // stack frame was an arguments adapter frame. | 199 // stack frame was an arguments adapter frame. |
| 200 ArgumentsAccessStub stub(ArgumentsAccessStub::NEW_OBJECT); | 200 ArgumentsAccessStub stub(is_strict() |
| 201 ? ArgumentsAccessStub::NEW_OBJECT_STRICT |
| 202 : ArgumentsAccessStub::NEW_OBJECT); |
| 201 __ CallStub(&stub); | 203 __ CallStub(&stub); |
| 202 | 204 |
| 203 Variable* arguments_shadow = scope()->arguments_shadow(); | 205 Variable* arguments_shadow = scope()->arguments_shadow(); |
| 204 if (arguments_shadow != NULL) { | 206 if (arguments_shadow != NULL) { |
| 205 __ mov(ecx, eax); // Duplicate result. | 207 __ mov(ecx, eax); // Duplicate result. |
| 206 Move(arguments_shadow->AsSlot(), ecx, ebx, edx); | 208 Move(arguments_shadow->AsSlot(), ecx, ebx, edx); |
| 207 } | 209 } |
| 208 Move(arguments->AsSlot(), eax, ebx, edx); | 210 Move(arguments->AsSlot(), eax, ebx, edx); |
| 209 } | 211 } |
| 210 | 212 |
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| 4260 // And return. | 4262 // And return. |
| 4261 __ ret(0); | 4263 __ ret(0); |
| 4262 } | 4264 } |
| 4263 | 4265 |
| 4264 | 4266 |
| 4265 #undef __ | 4267 #undef __ |
| 4266 | 4268 |
| 4267 } } // namespace v8::internal | 4269 } } // namespace v8::internal |
| 4268 | 4270 |
| 4269 #endif // V8_TARGET_ARCH_IA32 | 4271 #endif // V8_TARGET_ARCH_IA32 |
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