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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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539 } else { | 539 } else { |
540 CallRuntime(Runtime::kAbort, 2); | 540 CallRuntime(Runtime::kAbort, 2); |
541 } | 541 } |
542 // Control will not return here. | 542 // Control will not return here. |
543 int3(); | 543 int3(); |
544 } | 544 } |
545 | 545 |
546 | 546 |
547 void MacroAssembler::CallStub(CodeStub* stub, TypeFeedbackId ast_id) { | 547 void MacroAssembler::CallStub(CodeStub* stub, TypeFeedbackId ast_id) { |
548 ASSERT(AllowThisStubCall(stub)); // Calls are not allowed in some stubs | 548 ASSERT(AllowThisStubCall(stub)); // Calls are not allowed in some stubs |
549 Call(stub->GetCode(), RelocInfo::CODE_TARGET, ast_id); | 549 Call(stub->GetCode(isolate()), RelocInfo::CODE_TARGET, ast_id); |
550 } | 550 } |
551 | 551 |
552 | 552 |
553 void MacroAssembler::TailCallStub(CodeStub* stub) { | 553 void MacroAssembler::TailCallStub(CodeStub* stub) { |
554 ASSERT(allow_stub_calls_ || stub->CompilingCallsToThisStubIsGCSafe()); | 554 ASSERT(allow_stub_calls_ || stub->CompilingCallsToThisStubIsGCSafe()); |
555 Jump(stub->GetCode(), RelocInfo::CODE_TARGET); | 555 Jump(stub->GetCode(isolate()), RelocInfo::CODE_TARGET); |
556 } | 556 } |
557 | 557 |
558 | 558 |
559 void MacroAssembler::StubReturn(int argc) { | 559 void MacroAssembler::StubReturn(int argc) { |
560 ASSERT(argc >= 1 && generating_stub()); | 560 ASSERT(argc >= 1 && generating_stub()); |
561 ret((argc - 1) * kPointerSize); | 561 ret((argc - 1) * kPointerSize); |
562 } | 562 } |
563 | 563 |
564 | 564 |
565 bool MacroAssembler::AllowThisStubCall(CodeStub* stub) { | 565 bool MacroAssembler::AllowThisStubCall(CodeStub* stub) { |
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827 movq(rax, prev_limit_reg); | 827 movq(rax, prev_limit_reg); |
828 jmp(&leave_exit_frame); | 828 jmp(&leave_exit_frame); |
829 } | 829 } |
830 | 830 |
831 | 831 |
832 void MacroAssembler::JumpToExternalReference(const ExternalReference& ext, | 832 void MacroAssembler::JumpToExternalReference(const ExternalReference& ext, |
833 int result_size) { | 833 int result_size) { |
834 // Set the entry point and jump to the C entry runtime stub. | 834 // Set the entry point and jump to the C entry runtime stub. |
835 LoadAddress(rbx, ext); | 835 LoadAddress(rbx, ext); |
836 CEntryStub ces(result_size); | 836 CEntryStub ces(result_size); |
837 jmp(ces.GetCode(), RelocInfo::CODE_TARGET); | 837 jmp(ces.GetCode(isolate()), RelocInfo::CODE_TARGET); |
838 } | 838 } |
839 | 839 |
840 | 840 |
841 void MacroAssembler::InvokeBuiltin(Builtins::JavaScript id, | 841 void MacroAssembler::InvokeBuiltin(Builtins::JavaScript id, |
842 InvokeFlag flag, | 842 InvokeFlag flag, |
843 const CallWrapper& call_wrapper) { | 843 const CallWrapper& call_wrapper) { |
844 // You can't call a builtin without a valid frame. | 844 // You can't call a builtin without a valid frame. |
845 ASSERT(flag == JUMP_FUNCTION || has_frame()); | 845 ASSERT(flag == JUMP_FUNCTION || has_frame()); |
846 | 846 |
847 // Rely on the assertion to check that the number of provided | 847 // Rely on the assertion to check that the number of provided |
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3132 } | 3132 } |
3133 } | 3133 } |
3134 | 3134 |
3135 | 3135 |
3136 #ifdef ENABLE_DEBUGGER_SUPPORT | 3136 #ifdef ENABLE_DEBUGGER_SUPPORT |
3137 void MacroAssembler::DebugBreak() { | 3137 void MacroAssembler::DebugBreak() { |
3138 Set(rax, 0); // No arguments. | 3138 Set(rax, 0); // No arguments. |
3139 LoadAddress(rbx, ExternalReference(Runtime::kDebugBreak, isolate())); | 3139 LoadAddress(rbx, ExternalReference(Runtime::kDebugBreak, isolate())); |
3140 CEntryStub ces(1); | 3140 CEntryStub ces(1); |
3141 ASSERT(AllowThisStubCall(&ces)); | 3141 ASSERT(AllowThisStubCall(&ces)); |
3142 Call(ces.GetCode(), RelocInfo::DEBUG_BREAK); | 3142 Call(ces.GetCode(isolate()), RelocInfo::DEBUG_BREAK); |
3143 } | 3143 } |
3144 #endif // ENABLE_DEBUGGER_SUPPORT | 3144 #endif // ENABLE_DEBUGGER_SUPPORT |
3145 | 3145 |
3146 | 3146 |
3147 void MacroAssembler::SetCallKind(Register dst, CallKind call_kind) { | 3147 void MacroAssembler::SetCallKind(Register dst, CallKind call_kind) { |
3148 // This macro takes the dst register to make the code more readable | 3148 // This macro takes the dst register to make the code more readable |
3149 // at the call sites. However, the dst register has to be rcx to | 3149 // at the call sites. However, the dst register has to be rcx to |
3150 // follow the calling convention which requires the call type to be | 3150 // follow the calling convention which requires the call type to be |
3151 // in rcx. | 3151 // in rcx. |
3152 ASSERT(dst.is(rcx)); | 3152 ASSERT(dst.is(rcx)); |
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4619 j(greater, &no_info_available); | 4619 j(greater, &no_info_available); |
4620 CompareRoot(MemOperand(scratch_reg, -AllocationSiteInfo::kSize), | 4620 CompareRoot(MemOperand(scratch_reg, -AllocationSiteInfo::kSize), |
4621 Heap::kAllocationSiteInfoMapRootIndex); | 4621 Heap::kAllocationSiteInfoMapRootIndex); |
4622 bind(&no_info_available); | 4622 bind(&no_info_available); |
4623 } | 4623 } |
4624 | 4624 |
4625 | 4625 |
4626 } } // namespace v8::internal | 4626 } } // namespace v8::internal |
4627 | 4627 |
4628 #endif // V8_TARGET_ARCH_X64 | 4628 #endif // V8_TARGET_ARCH_X64 |
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