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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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| 937 // rsp[16] : receiver ("this") | 937 // rsp[16] : receiver ("this") |
| 938 // rsp[24] : function | 938 // rsp[24] : function |
| 939 { | 939 { |
| 940 FrameScope frame_scope(masm, StackFrame::INTERNAL); | 940 FrameScope frame_scope(masm, StackFrame::INTERNAL); |
| 941 // Stack frame: | 941 // Stack frame: |
| 942 // rbp : Old base pointer | 942 // rbp : Old base pointer |
| 943 // rbp[8] : return address | 943 // rbp[8] : return address |
| 944 // rbp[16] : function arguments | 944 // rbp[16] : function arguments |
| 945 // rbp[24] : receiver | 945 // rbp[24] : receiver |
| 946 // rbp[32] : function | 946 // rbp[32] : function |
| 947 static const int kArgumentsOffset = 2 * kPointerSize; | 947 static const int kArgumentsOffset = kFPOnStackSize + kPCOnStackSize; |
| 948 static const int kReceiverOffset = 3 * kPointerSize; | 948 static const int kReceiverOffset = kArgumentsOffset + kPointerSize; |
| 949 static const int kFunctionOffset = 4 * kPointerSize; | 949 static const int kFunctionOffset = kReceiverOffset + kPointerSize; |
| 950 | 950 |
| 951 __ push(Operand(rbp, kFunctionOffset)); | 951 __ push(Operand(rbp, kFunctionOffset)); |
| 952 __ push(Operand(rbp, kArgumentsOffset)); | 952 __ push(Operand(rbp, kArgumentsOffset)); |
| 953 __ InvokeBuiltin(Builtins::APPLY_PREPARE, CALL_FUNCTION); | 953 __ InvokeBuiltin(Builtins::APPLY_PREPARE, CALL_FUNCTION); |
| 954 | 954 |
| 955 // Check the stack for overflow. We are not trying to catch | 955 // Check the stack for overflow. We are not trying to catch |
| 956 // interruptions (e.g. debug break and preemption) here, so the "real stack | 956 // interruptions (e.g. debug break and preemption) here, so the "real stack |
| 957 // limit" is checked. | 957 // limit" is checked. |
| 958 Label okay; | 958 Label okay; |
| 959 __ LoadRoot(kScratchRegister, Heap::kRealStackLimitRootIndex); | 959 __ LoadRoot(kScratchRegister, Heap::kRealStackLimitRootIndex); |
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| 1442 // And "return" to the OSR entry point of the function. | 1442 // And "return" to the OSR entry point of the function. |
| 1443 __ ret(0); | 1443 __ ret(0); |
| 1444 } | 1444 } |
| 1445 | 1445 |
| 1446 | 1446 |
| 1447 #undef __ | 1447 #undef __ |
| 1448 | 1448 |
| 1449 } } // namespace v8::internal | 1449 } } // namespace v8::internal |
| 1450 | 1450 |
| 1451 #endif // V8_TARGET_ARCH_X64 | 1451 #endif // V8_TARGET_ARCH_X64 |
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