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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 // 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_X87 | 7 #if V8_TARGET_ARCH_X87 |
| 8 | 8 |
| 9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
| 10 #include "src/bootstrapper.h" | 10 #include "src/bootstrapper.h" |
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| 837 __ ret(3 * kPointerSize); | 837 __ ret(3 * kPointerSize); |
| 838 | 838 |
| 839 // Do the runtime call to allocate the arguments object. | 839 // Do the runtime call to allocate the arguments object. |
| 840 __ bind(&runtime); | 840 __ bind(&runtime); |
| 841 __ TailCallRuntime(Runtime::kNewStrictArguments, 3, 1); | 841 __ TailCallRuntime(Runtime::kNewStrictArguments, 3, 1); |
| 842 } | 842 } |
| 843 | 843 |
| 844 | 844 |
| 845 void RestParamAccessStub::GenerateNew(MacroAssembler* masm) { | 845 void RestParamAccessStub::GenerateNew(MacroAssembler* masm) { |
| 846 // esp[0] : return address | 846 // esp[0] : return address |
| 847 // esp[4] : index of rest parameter | 847 // esp[4] : language mode |
| 848 // esp[8] : number of parameters | 848 // esp[8] : index of rest parameter |
| 849 // esp[12] : receiver displacement | 849 // esp[12] : number of parameters |
| 850 // esp[16] : receiver displacement |
| 850 | 851 |
| 851 // Check if the calling frame is an arguments adaptor frame. | 852 // Check if the calling frame is an arguments adaptor frame. |
| 852 Label runtime; | 853 Label runtime; |
| 853 __ mov(edx, Operand(ebp, StandardFrameConstants::kCallerFPOffset)); | 854 __ mov(edx, Operand(ebp, StandardFrameConstants::kCallerFPOffset)); |
| 854 __ mov(ecx, Operand(edx, StandardFrameConstants::kContextOffset)); | 855 __ mov(ecx, Operand(edx, StandardFrameConstants::kContextOffset)); |
| 855 __ cmp(ecx, Immediate(Smi::FromInt(StackFrame::ARGUMENTS_ADAPTOR))); | 856 __ cmp(ecx, Immediate(Smi::FromInt(StackFrame::ARGUMENTS_ADAPTOR))); |
| 856 __ j(not_equal, &runtime); | 857 __ j(not_equal, &runtime); |
| 857 | 858 |
| 858 // Patch the arguments.length and the parameters pointer. | 859 // Patch the arguments.length and the parameters pointer. |
| 859 __ mov(ecx, Operand(edx, ArgumentsAdaptorFrameConstants::kLengthOffset)); | 860 __ mov(ecx, Operand(edx, ArgumentsAdaptorFrameConstants::kLengthOffset)); |
| 860 __ mov(Operand(esp, 2 * kPointerSize), ecx); | 861 __ mov(Operand(esp, 3 * kPointerSize), ecx); |
| 861 __ lea(edx, Operand(edx, ecx, times_2, | 862 __ lea(edx, Operand(edx, ecx, times_2, |
| 862 StandardFrameConstants::kCallerSPOffset)); | 863 StandardFrameConstants::kCallerSPOffset)); |
| 863 __ mov(Operand(esp, 3 * kPointerSize), edx); | 864 __ mov(Operand(esp, 4 * kPointerSize), edx); |
| 864 | 865 |
| 865 __ bind(&runtime); | 866 __ bind(&runtime); |
| 866 __ TailCallRuntime(Runtime::kNewRestParam, 3, 1); | 867 __ TailCallRuntime(Runtime::kNewRestParam, 4, 1); |
| 867 } | 868 } |
| 868 | 869 |
| 869 | 870 |
| 870 void RegExpExecStub::Generate(MacroAssembler* masm) { | 871 void RegExpExecStub::Generate(MacroAssembler* masm) { |
| 871 // Just jump directly to runtime if native RegExp is not selected at compile | 872 // Just jump directly to runtime if native RegExp is not selected at compile |
| 872 // time or if regexp entry in generated code is turned off runtime switch or | 873 // time or if regexp entry in generated code is turned off runtime switch or |
| 873 // at compilation. | 874 // at compilation. |
| 874 #ifdef V8_INTERPRETED_REGEXP | 875 #ifdef V8_INTERPRETED_REGEXP |
| 875 __ TailCallRuntime(Runtime::kRegExpExec, 4, 1); | 876 __ TailCallRuntime(Runtime::kRegExpExec, 4, 1); |
| 876 #else // V8_INTERPRETED_REGEXP | 877 #else // V8_INTERPRETED_REGEXP |
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| 5135 ApiParameterOperand(2), kStackSpace, nullptr, | 5136 ApiParameterOperand(2), kStackSpace, nullptr, |
| 5136 Operand(ebp, 7 * kPointerSize), NULL); | 5137 Operand(ebp, 7 * kPointerSize), NULL); |
| 5137 } | 5138 } |
| 5138 | 5139 |
| 5139 | 5140 |
| 5140 #undef __ | 5141 #undef __ |
| 5141 | 5142 |
| 5142 } } // namespace v8::internal | 5143 } } // namespace v8::internal |
| 5143 | 5144 |
| 5144 #endif // V8_TARGET_ARCH_X87 | 5145 #endif // V8_TARGET_ARCH_X87 |
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