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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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594 call(stub->GetCode(), RelocInfo::CODE_TARGET); | 594 call(stub->GetCode(), RelocInfo::CODE_TARGET); |
595 } | 595 } |
596 | 596 |
597 | 597 |
598 void MacroAssembler::StubReturn(int argc) { | 598 void MacroAssembler::StubReturn(int argc) { |
599 ASSERT(argc >= 1 && generating_stub()); | 599 ASSERT(argc >= 1 && generating_stub()); |
600 ret((argc - 1) * kPointerSize); | 600 ret((argc - 1) * kPointerSize); |
601 } | 601 } |
602 | 602 |
603 | 603 |
604 void MacroAssembler::IllegalOperation() { | 604 void MacroAssembler::IllegalOperation(int num_arguments) { |
605 push(Immediate(Factory::undefined_value())); | 605 if (num_arguments > 0) { |
| 606 add(Operand(esp), Immediate(num_arguments * kPointerSize)); |
| 607 } |
| 608 mov(Operand(eax), Immediate(Factory::undefined_value())); |
606 } | 609 } |
607 | 610 |
608 | 611 |
609 void MacroAssembler::CallRuntime(Runtime::FunctionId id, int num_arguments) { | 612 void MacroAssembler::CallRuntime(Runtime::FunctionId id, int num_arguments) { |
610 CallRuntime(Runtime::FunctionForId(id), num_arguments); | 613 CallRuntime(Runtime::FunctionForId(id), num_arguments); |
611 } | 614 } |
612 | 615 |
613 | 616 |
614 void MacroAssembler::CallRuntime(Runtime::Function* f, int num_arguments) { | 617 void MacroAssembler::CallRuntime(Runtime::Function* f, int num_arguments) { |
615 // If the expected number of arguments of the runtime function is | 618 // If the expected number of arguments of the runtime function is |
616 // constant, we check that the actual number of arguments match the | 619 // constant, we check that the actual number of arguments match the |
617 // expectation. | 620 // expectation. |
618 if (f->nargs >= 0 && f->nargs != num_arguments) { | 621 if (f->nargs >= 0 && f->nargs != num_arguments) { |
619 IllegalOperation(); | 622 IllegalOperation(num_arguments); |
620 return; | 623 return; |
621 } | 624 } |
622 | 625 |
623 Runtime::FunctionId function_id = | 626 Runtime::FunctionId function_id = |
624 static_cast<Runtime::FunctionId>(f->stub_id); | 627 static_cast<Runtime::FunctionId>(f->stub_id); |
625 RuntimeStub stub(function_id, num_arguments); | 628 RuntimeStub stub(function_id, num_arguments); |
626 CallStub(&stub); | 629 CallStub(&stub); |
627 } | 630 } |
628 | 631 |
629 | 632 |
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912 // Indicate that code has changed. | 915 // Indicate that code has changed. |
913 CPU::FlushICache(address_, size_); | 916 CPU::FlushICache(address_, size_); |
914 | 917 |
915 // Check that the code was patched as expected. | 918 // Check that the code was patched as expected. |
916 ASSERT(masm_.pc_ == address_ + size_); | 919 ASSERT(masm_.pc_ == address_ + size_); |
917 ASSERT(masm_.reloc_info_writer.pos() == address_ + size_ + Assembler::kGap); | 920 ASSERT(masm_.reloc_info_writer.pos() == address_ + size_ + Assembler::kGap); |
918 } | 921 } |
919 | 922 |
920 | 923 |
921 } } // namespace v8::internal | 924 } } // namespace v8::internal |
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