OLD | NEW |
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 |
(...skipping 123 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
134 | 134 |
135 void ArrayNArgumentsConstructorStub::InitializeInterfaceDescriptor( | 135 void ArrayNArgumentsConstructorStub::InitializeInterfaceDescriptor( |
136 Isolate* isolate, | 136 Isolate* isolate, |
137 CodeStubInterfaceDescriptor* descriptor) { | 137 CodeStubInterfaceDescriptor* descriptor) { |
138 InitializeArrayConstructorDescriptor(isolate, descriptor); | 138 InitializeArrayConstructorDescriptor(isolate, descriptor); |
139 } | 139 } |
140 | 140 |
141 | 141 |
142 #define __ ACCESS_MASM(masm) | 142 #define __ ACCESS_MASM(masm) |
143 | 143 |
| 144 |
| 145 void HydrogenCodeStub::GenerateLightweightMiss(MacroAssembler* masm) { |
| 146 // Update the static counter each time a new code stub is generated. |
| 147 Isolate* isolate = masm->isolate(); |
| 148 isolate->counters()->code_stubs()->Increment(); |
| 149 |
| 150 CodeStubInterfaceDescriptor* descriptor = GetInterfaceDescriptor(isolate); |
| 151 int param_count = descriptor->register_param_count_; |
| 152 { |
| 153 // Call the runtime system in a fresh internal frame. |
| 154 FrameScope scope(masm, StackFrame::INTERNAL); |
| 155 ASSERT(descriptor->register_param_count_ == 0 || |
| 156 eax.is(descriptor->register_params_[param_count - 1])); |
| 157 // Push arguments |
| 158 for (int i = 0; i < param_count; ++i) { |
| 159 __ push(descriptor->register_params_[i]); |
| 160 } |
| 161 ExternalReference miss = descriptor->miss_handler_; |
| 162 __ CallExternalReference(miss, descriptor->register_param_count_); |
| 163 } |
| 164 |
| 165 __ ret(0); |
| 166 } |
| 167 |
| 168 |
144 void ToNumberStub::Generate(MacroAssembler* masm) { | 169 void ToNumberStub::Generate(MacroAssembler* masm) { |
145 // The ToNumber stub takes one argument in eax. | 170 // The ToNumber stub takes one argument in eax. |
146 Label check_heap_number, call_builtin; | 171 Label check_heap_number, call_builtin; |
147 __ JumpIfNotSmi(eax, &check_heap_number, Label::kNear); | 172 __ JumpIfNotSmi(eax, &check_heap_number, Label::kNear); |
148 __ ret(0); | 173 __ ret(0); |
149 | 174 |
150 __ bind(&check_heap_number); | 175 __ bind(&check_heap_number); |
151 __ mov(ebx, FieldOperand(eax, HeapObject::kMapOffset)); | 176 __ mov(ebx, FieldOperand(eax, HeapObject::kMapOffset)); |
152 Factory* factory = masm->isolate()->factory(); | 177 Factory* factory = masm->isolate()->factory(); |
153 __ cmp(ebx, Immediate(factory->heap_number_map())); | 178 __ cmp(ebx, Immediate(factory->heap_number_map())); |
(...skipping 7530 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
7684 // Restore ecx. | 7709 // Restore ecx. |
7685 __ pop(ecx); | 7710 __ pop(ecx); |
7686 __ ret(0); | 7711 __ ret(0); |
7687 } | 7712 } |
7688 | 7713 |
7689 #undef __ | 7714 #undef __ |
7690 | 7715 |
7691 } } // namespace v8::internal | 7716 } } // namespace v8::internal |
7692 | 7717 |
7693 #endif // V8_TARGET_ARCH_IA32 | 7718 #endif // V8_TARGET_ARCH_IA32 |
OLD | NEW |