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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_X64 | 7 #if V8_TARGET_ARCH_X64 |
8 | 8 |
9 #include "src/bootstrapper.h" | 9 #include "src/bootstrapper.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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834 __ SmiToInteger64(rcx, rcx); | 834 __ SmiToInteger64(rcx, rcx); |
835 __ leap(rdx, Operand(rdx, rcx, times_pointer_size, | 835 __ leap(rdx, Operand(rdx, rcx, times_pointer_size, |
836 StandardFrameConstants::kCallerSPOffset)); | 836 StandardFrameConstants::kCallerSPOffset)); |
837 __ movp(args.GetArgumentOperand(1), rdx); | 837 __ movp(args.GetArgumentOperand(1), rdx); |
838 | 838 |
839 __ bind(&runtime); | 839 __ bind(&runtime); |
840 __ TailCallRuntime(Runtime::kNewSloppyArguments, 3, 1); | 840 __ TailCallRuntime(Runtime::kNewSloppyArguments, 3, 1); |
841 } | 841 } |
842 | 842 |
843 | 843 |
844 void RestParamAccessStub::GenerateNew(MacroAssembler* masm) { | |
845 // rsp[0] : return address | |
846 // rsp[8] : index of rest parameter | |
847 // rsp[16] : number of parameters | |
848 // rsp[24] : receiver displacement | |
849 // | |
arv (Not doing code reviews)
2015/02/13 16:56:44
remove empty line
| |
850 | |
851 // Check if the calling frame is an arguments adaptor frame. | |
852 Label runtime; | |
853 __ movp(rdx, Operand(rbp, StandardFrameConstants::kCallerFPOffset)); | |
854 __ movp(rcx, Operand(rdx, StandardFrameConstants::kContextOffset)); | |
855 __ Cmp(rcx, Smi::FromInt(StackFrame::ARGUMENTS_ADAPTOR)); | |
856 __ j(not_equal, &runtime); | |
857 | |
858 // Patch the arguments.length and the parameters pointer. | |
859 StackArgumentsAccessor args(rsp, 3, ARGUMENTS_DONT_CONTAIN_RECEIVER); | |
860 __ movp(rcx, Operand(rdx, ArgumentsAdaptorFrameConstants::kLengthOffset)); | |
861 __ movp(args.GetArgumentOperand(1), rcx); | |
862 __ SmiToInteger64(rcx, rcx); | |
863 __ leap(rdx, Operand(rdx, rcx, times_pointer_size, | |
864 StandardFrameConstants::kCallerSPOffset)); | |
865 __ movp(args.GetArgumentOperand(0), rdx); | |
866 | |
867 __ bind(&runtime); | |
868 __ TailCallRuntime(Runtime::kNewRestParam, 3, 1); | |
869 } | |
870 | |
871 | |
844 void LoadIndexedInterceptorStub::Generate(MacroAssembler* masm) { | 872 void LoadIndexedInterceptorStub::Generate(MacroAssembler* masm) { |
845 // Return address is on the stack. | 873 // Return address is on the stack. |
846 Label slow; | 874 Label slow; |
847 | 875 |
848 Register receiver = LoadDescriptor::ReceiverRegister(); | 876 Register receiver = LoadDescriptor::ReceiverRegister(); |
849 Register key = LoadDescriptor::NameRegister(); | 877 Register key = LoadDescriptor::NameRegister(); |
850 Register scratch = rax; | 878 Register scratch = rax; |
851 DCHECK(!scratch.is(receiver) && !scratch.is(key)); | 879 DCHECK(!scratch.is(receiver) && !scratch.is(key)); |
852 | 880 |
853 // Check that the key is an array index, that is Uint32. | 881 // Check that the key is an array index, that is Uint32. |
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5054 CallApiFunctionAndReturn(masm, api_function_address, thunk_ref, getter_arg, | 5082 CallApiFunctionAndReturn(masm, api_function_address, thunk_ref, getter_arg, |
5055 kStackSpace, nullptr, return_value_operand, NULL); | 5083 kStackSpace, nullptr, return_value_operand, NULL); |
5056 } | 5084 } |
5057 | 5085 |
5058 | 5086 |
5059 #undef __ | 5087 #undef __ |
5060 | 5088 |
5061 } } // namespace v8::internal | 5089 } } // namespace v8::internal |
5062 | 5090 |
5063 #endif // V8_TARGET_ARCH_X64 | 5091 #endif // V8_TARGET_ARCH_X64 |
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