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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 #if V8_TARGET_ARCH_ARM | 5 #if V8_TARGET_ARCH_ARM |
6 | 6 |
7 #include "src/codegen.h" | 7 #include "src/codegen.h" |
8 #include "src/ic/ic.h" | 8 #include "src/ic/ic.h" |
9 #include "src/ic/ic-compiler.h" | 9 #include "src/ic/ic-compiler.h" |
10 #include "src/ic/stub-cache.h" | 10 #include "src/ic/stub-cache.h" |
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129 | 129 |
130 // Dictionary load failed, go slow (but don't miss). | 130 // Dictionary load failed, go slow (but don't miss). |
131 __ bind(&slow); | 131 __ bind(&slow); |
132 GenerateRuntimeGetProperty(masm); | 132 GenerateRuntimeGetProperty(masm); |
133 } | 133 } |
134 | 134 |
135 | 135 |
136 // A register that isn't one of the parameters to the load ic. | 136 // A register that isn't one of the parameters to the load ic. |
137 static const Register LoadIC_TempRegister() { return r3; } | 137 static const Register LoadIC_TempRegister() { return r3; } |
138 | 138 |
139 | |
140 static void LoadIC_PushArgs(MacroAssembler* masm) { | |
141 Register receiver = LoadDescriptor::ReceiverRegister(); | |
142 Register name = LoadDescriptor::NameRegister(); | |
143 Register slot = LoadDescriptor::SlotRegister(); | |
144 Register vector = LoadWithVectorDescriptor::VectorRegister(); | |
145 | |
146 __ Push(receiver, name, slot, vector); | |
147 } | |
148 | |
149 | |
150 void LoadIC::GenerateMiss(MacroAssembler* masm) { | |
151 // The return address is in lr. | |
152 Isolate* isolate = masm->isolate(); | |
153 | |
154 DCHECK(!AreAliased(r4, r5, LoadWithVectorDescriptor::SlotRegister(), | |
155 LoadWithVectorDescriptor::VectorRegister())); | |
156 __ IncrementCounter(isolate->counters()->ic_load_miss(), 1, r4, r5); | |
157 | |
158 LoadIC_PushArgs(masm); | |
159 | |
160 // Perform tail call to the entry. | |
161 __ TailCallRuntime(Runtime::kLoadIC_Miss); | |
162 } | |
163 | |
164 void LoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm) { | 139 void LoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm) { |
165 // The return address is in lr. | 140 // The return address is in lr. |
166 | 141 |
167 __ mov(LoadIC_TempRegister(), LoadDescriptor::ReceiverRegister()); | 142 __ mov(LoadIC_TempRegister(), LoadDescriptor::ReceiverRegister()); |
168 __ Push(LoadIC_TempRegister(), LoadDescriptor::NameRegister()); | 143 __ Push(LoadIC_TempRegister(), LoadDescriptor::NameRegister()); |
169 | 144 |
170 // Do tail-call to runtime routine. | 145 // Do tail-call to runtime routine. |
171 __ TailCallRuntime(Runtime::kGetProperty); | 146 __ TailCallRuntime(Runtime::kGetProperty); |
172 } | 147 } |
173 | 148 |
174 | |
175 void KeyedLoadIC::GenerateMiss(MacroAssembler* masm) { | |
176 // The return address is in lr. | |
177 Isolate* isolate = masm->isolate(); | |
178 | |
179 DCHECK(!AreAliased(r4, r5, LoadWithVectorDescriptor::SlotRegister(), | |
180 LoadWithVectorDescriptor::VectorRegister())); | |
181 __ IncrementCounter(isolate->counters()->ic_keyed_load_miss(), 1, r4, r5); | |
182 | |
183 LoadIC_PushArgs(masm); | |
184 | |
185 // Perform tail call to the entry. | |
186 __ TailCallRuntime(Runtime::kKeyedLoadIC_Miss); | |
187 } | |
188 | |
189 void KeyedLoadIC::GenerateRuntimeGetProperty(MacroAssembler* masm) { | |
190 // The return address is in lr. | |
191 | |
192 __ Push(LoadDescriptor::ReceiverRegister(), LoadDescriptor::NameRegister()); | |
193 | |
194 // Perform tail call to the entry. | |
195 // Do tail-call to runtime routine. | |
196 __ TailCallRuntime(Runtime::kKeyedGetProperty); | |
197 } | |
198 | |
199 static void StoreIC_PushArgs(MacroAssembler* masm) { | 149 static void StoreIC_PushArgs(MacroAssembler* masm) { |
200 __ Push(StoreWithVectorDescriptor::ValueRegister(), | 150 __ Push(StoreWithVectorDescriptor::ValueRegister(), |
201 StoreWithVectorDescriptor::SlotRegister(), | 151 StoreWithVectorDescriptor::SlotRegister(), |
202 StoreWithVectorDescriptor::VectorRegister(), | 152 StoreWithVectorDescriptor::VectorRegister(), |
203 StoreWithVectorDescriptor::ReceiverRegister(), | 153 StoreWithVectorDescriptor::ReceiverRegister(), |
204 StoreWithVectorDescriptor::NameRegister()); | 154 StoreWithVectorDescriptor::NameRegister()); |
205 } | 155 } |
206 | 156 |
207 | 157 |
208 void KeyedStoreIC::GenerateMiss(MacroAssembler* masm) { | 158 void KeyedStoreIC::GenerateMiss(MacroAssembler* masm) { |
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345 patcher.EmitCondition(ne); | 295 patcher.EmitCondition(ne); |
346 } else { | 296 } else { |
347 DCHECK(Assembler::GetCondition(branch_instr) == ne); | 297 DCHECK(Assembler::GetCondition(branch_instr) == ne); |
348 patcher.EmitCondition(eq); | 298 patcher.EmitCondition(eq); |
349 } | 299 } |
350 } | 300 } |
351 } // namespace internal | 301 } // namespace internal |
352 } // namespace v8 | 302 } // namespace v8 |
353 | 303 |
354 #endif // V8_TARGET_ARCH_ARM | 304 #endif // V8_TARGET_ARCH_ARM |
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