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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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 #ifndef V8_COMPILER_INTERPRETER_ASSEMBLER_H_ | 5 #ifndef V8_COMPILER_INTERPRETER_ASSEMBLER_H_ |
6 #define V8_COMPILER_INTERPRETER_ASSEMBLER_H_ | 6 #define V8_COMPILER_INTERPRETER_ASSEMBLER_H_ |
7 | 7 |
8 // Clients of this interface shouldn't depend on lots of compiler internals. | 8 // Clients of this interface shouldn't depend on lots of compiler internals. |
9 // Do not include anything from src/compiler here! | 9 // Do not include anything from src/compiler here! |
10 #include "src/allocation.h" | 10 #include "src/allocation.h" |
11 #include "src/base/smart-pointers.h" | 11 #include "src/base/smart-pointers.h" |
12 #include "src/builtins.h" | 12 #include "src/builtins.h" |
13 #include "src/frames.h" | 13 #include "src/frames.h" |
14 #include "src/interpreter/bytecodes.h" | 14 #include "src/interpreter/bytecodes.h" |
15 #include "src/runtime/runtime.h" | 15 #include "src/runtime/runtime.h" |
16 #include "src/zone-containers.h" | |
17 | 16 |
18 namespace v8 { | 17 namespace v8 { |
19 namespace internal { | 18 namespace internal { |
20 | 19 |
21 class CallInterfaceDescriptor; | 20 class CallInterfaceDescriptor; |
22 class Isolate; | 21 class Isolate; |
23 class Zone; | 22 class Zone; |
24 | 23 |
25 namespace compiler { | 24 namespace compiler { |
26 | 25 |
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141 // Returns from the function. | 140 // Returns from the function. |
142 void Return(); | 141 void Return(); |
143 | 142 |
144 // Dispatch to the bytecode. | 143 // Dispatch to the bytecode. |
145 void Dispatch(); | 144 void Dispatch(); |
146 | 145 |
147 // Abort with the given bailout reason. | 146 // Abort with the given bailout reason. |
148 void Abort(BailoutReason bailout_reason); | 147 void Abort(BailoutReason bailout_reason); |
149 | 148 |
150 protected: | 149 protected: |
151 // Close the graph. | |
152 void End(); | |
153 | |
154 static bool TargetSupportsUnalignedAccess(); | 150 static bool TargetSupportsUnalignedAccess(); |
155 | 151 |
156 // Protected helpers (for testing) which delegate to RawMachineAssembler. | 152 // Protected helpers (for testing) which delegate to RawMachineAssembler. |
157 CallDescriptor* call_descriptor() const; | 153 CallDescriptor* call_descriptor() const; |
158 Graph* graph(); | 154 Graph* graph(); |
159 | 155 |
160 private: | 156 private: |
161 // Returns a raw pointer to start of the register file on the stack. | 157 // Returns a raw pointer to start of the register file on the stack. |
162 Node* RegisterFileRawPointer(); | 158 Node* RegisterFileRawPointer(); |
163 // Returns a tagged pointer to the current function's BytecodeArray object. | 159 // Returns a tagged pointer to the current function's BytecodeArray object. |
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184 // update BytecodeOffset() itself. | 180 // update BytecodeOffset() itself. |
185 Node* Advance(int delta); | 181 Node* Advance(int delta); |
186 Node* Advance(Node* delta); | 182 Node* Advance(Node* delta); |
187 | 183 |
188 // Starts next instruction dispatch at |new_bytecode_offset|. | 184 // Starts next instruction dispatch at |new_bytecode_offset|. |
189 void DispatchTo(Node* new_bytecode_offset); | 185 void DispatchTo(Node* new_bytecode_offset); |
190 | 186 |
191 // Abort operations for debug code. | 187 // Abort operations for debug code. |
192 void AbortIfWordNotEqual(Node* lhs, Node* rhs, BailoutReason bailout_reason); | 188 void AbortIfWordNotEqual(Node* lhs, Node* rhs, BailoutReason bailout_reason); |
193 | 189 |
194 // Adds an end node of the graph. | |
195 void AddEndInput(Node* input); | |
196 | |
197 // Private helpers which delegate to RawMachineAssembler. | 190 // Private helpers which delegate to RawMachineAssembler. |
198 Isolate* isolate(); | 191 Isolate* isolate(); |
199 Zone* zone(); | 192 Zone* zone(); |
200 | 193 |
201 interpreter::Bytecode bytecode_; | 194 interpreter::Bytecode bytecode_; |
202 base::SmartPointer<RawMachineAssembler> raw_assembler_; | 195 base::SmartPointer<RawMachineAssembler> raw_assembler_; |
203 ZoneVector<Node*> end_nodes_; | |
204 Node* accumulator_; | 196 Node* accumulator_; |
205 Node* context_; | 197 Node* context_; |
206 bool code_generated_; | 198 bool code_generated_; |
207 | 199 |
208 DISALLOW_COPY_AND_ASSIGN(InterpreterAssembler); | 200 DISALLOW_COPY_AND_ASSIGN(InterpreterAssembler); |
209 }; | 201 }; |
210 | 202 |
211 } // namespace compiler | 203 } // namespace compiler |
212 } // namespace internal | 204 } // namespace internal |
213 } // namespace v8 | 205 } // namespace v8 |
214 | 206 |
215 #endif // V8_COMPILER_INTERPRETER_ASSEMBLER_H_ | 207 #endif // V8_COMPILER_INTERPRETER_ASSEMBLER_H_ |
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