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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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2688 } | 2688 } |
2689 | 2689 |
2690 | 2690 |
2691 #ifdef ENABLE_DEBUGGER_SUPPORT | 2691 #ifdef ENABLE_DEBUGGER_SUPPORT |
2692 | 2692 |
2693 void MacroAssembler::DebugBreak() { | 2693 void MacroAssembler::DebugBreak() { |
2694 PrepareCEntryArgs(0); | 2694 PrepareCEntryArgs(0); |
2695 PrepareCEntryFunction(ExternalReference(Runtime::kDebugBreak, isolate())); | 2695 PrepareCEntryFunction(ExternalReference(Runtime::kDebugBreak, isolate())); |
2696 CEntryStub ces(isolate(), 1); | 2696 CEntryStub ces(isolate(), 1); |
2697 ASSERT(AllowThisStubCall(&ces)); | 2697 ASSERT(AllowThisStubCall(&ces)); |
2698 Call(ces.GetCode(isolate()), RelocInfo::DEBUG_BREAK); | 2698 Call(ces.GetCode(), RelocInfo::DEBUG_BREAK); |
2699 } | 2699 } |
2700 | 2700 |
2701 #endif // ENABLE_DEBUGGER_SUPPORT | 2701 #endif // ENABLE_DEBUGGER_SUPPORT |
2702 | 2702 |
2703 | 2703 |
2704 // --------------------------------------------------------------------------- | 2704 // --------------------------------------------------------------------------- |
2705 // Exception handling. | 2705 // Exception handling. |
2706 | 2706 |
2707 void MacroAssembler::PushTryHandler(StackHandler::Kind kind, | 2707 void MacroAssembler::PushTryHandler(StackHandler::Kind kind, |
2708 int handler_index) { | 2708 int handler_index) { |
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3887 // ----------------------------------------------------------------------------- | 3887 // ----------------------------------------------------------------------------- |
3888 // Runtime calls. | 3888 // Runtime calls. |
3889 | 3889 |
3890 void MacroAssembler::CallStub(CodeStub* stub, | 3890 void MacroAssembler::CallStub(CodeStub* stub, |
3891 TypeFeedbackId ast_id, | 3891 TypeFeedbackId ast_id, |
3892 Condition cond, | 3892 Condition cond, |
3893 Register r1, | 3893 Register r1, |
3894 const Operand& r2, | 3894 const Operand& r2, |
3895 BranchDelaySlot bd) { | 3895 BranchDelaySlot bd) { |
3896 ASSERT(AllowThisStubCall(stub)); // Stub calls are not allowed in some stubs. | 3896 ASSERT(AllowThisStubCall(stub)); // Stub calls are not allowed in some stubs. |
3897 Call(stub->GetCode(isolate()), RelocInfo::CODE_TARGET, ast_id, | 3897 Call(stub->GetCode(), RelocInfo::CODE_TARGET, ast_id, |
3898 cond, r1, r2, bd); | 3898 cond, r1, r2, bd); |
3899 } | 3899 } |
3900 | 3900 |
3901 | 3901 |
3902 void MacroAssembler::TailCallStub(CodeStub* stub, | 3902 void MacroAssembler::TailCallStub(CodeStub* stub, |
3903 Condition cond, | 3903 Condition cond, |
3904 Register r1, | 3904 Register r1, |
3905 const Operand& r2, | 3905 const Operand& r2, |
3906 BranchDelaySlot bd) { | 3906 BranchDelaySlot bd) { |
3907 Jump(stub->GetCode(isolate()), RelocInfo::CODE_TARGET, cond, r1, r2, bd); | 3907 Jump(stub->GetCode(), RelocInfo::CODE_TARGET, cond, r1, r2, bd); |
3908 } | 3908 } |
3909 | 3909 |
3910 | 3910 |
3911 static int AddressOffset(ExternalReference ref0, ExternalReference ref1) { | 3911 static int AddressOffset(ExternalReference ref0, ExternalReference ref1) { |
3912 return ref0.address() - ref1.address(); | 3912 return ref0.address() - ref1.address(); |
3913 } | 3913 } |
3914 | 3914 |
3915 | 3915 |
3916 void MacroAssembler::CallApiFunctionAndReturn( | 3916 void MacroAssembler::CallApiFunctionAndReturn( |
3917 Register function_address, | 3917 Register function_address, |
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4252 TailCallExternalReference(ExternalReference(fid, isolate()), | 4252 TailCallExternalReference(ExternalReference(fid, isolate()), |
4253 num_arguments, | 4253 num_arguments, |
4254 result_size); | 4254 result_size); |
4255 } | 4255 } |
4256 | 4256 |
4257 | 4257 |
4258 void MacroAssembler::JumpToExternalReference(const ExternalReference& builtin, | 4258 void MacroAssembler::JumpToExternalReference(const ExternalReference& builtin, |
4259 BranchDelaySlot bd) { | 4259 BranchDelaySlot bd) { |
4260 PrepareCEntryFunction(builtin); | 4260 PrepareCEntryFunction(builtin); |
4261 CEntryStub stub(isolate(), 1); | 4261 CEntryStub stub(isolate(), 1); |
4262 Jump(stub.GetCode(isolate()), | 4262 Jump(stub.GetCode(), |
4263 RelocInfo::CODE_TARGET, | 4263 RelocInfo::CODE_TARGET, |
4264 al, | 4264 al, |
4265 zero_reg, | 4265 zero_reg, |
4266 Operand(zero_reg), | 4266 Operand(zero_reg), |
4267 bd); | 4267 bd); |
4268 } | 4268 } |
4269 | 4269 |
4270 | 4270 |
4271 void MacroAssembler::InvokeBuiltin(Builtins::JavaScript id, | 4271 void MacroAssembler::InvokeBuiltin(Builtins::JavaScript id, |
4272 InvokeFlag flag, | 4272 InvokeFlag flag, |
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5776 } | 5776 } |
5777 if (ms.shift() > 0) sra(result, result, ms.shift()); | 5777 if (ms.shift() > 0) sra(result, result, ms.shift()); |
5778 srl(at, dividend, 31); | 5778 srl(at, dividend, 31); |
5779 Addu(result, result, Operand(at)); | 5779 Addu(result, result, Operand(at)); |
5780 } | 5780 } |
5781 | 5781 |
5782 | 5782 |
5783 } } // namespace v8::internal | 5783 } } // namespace v8::internal |
5784 | 5784 |
5785 #endif // V8_TARGET_ARCH_MIPS | 5785 #endif // V8_TARGET_ARCH_MIPS |
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