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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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_INSTRUCTION_SELECTOR_H_ | 5 #ifndef V8_COMPILER_INSTRUCTION_SELECTOR_H_ |
6 #define V8_COMPILER_INSTRUCTION_SELECTOR_H_ | 6 #define V8_COMPILER_INSTRUCTION_SELECTOR_H_ |
7 | 7 |
8 #include <deque> | 8 #include <deque> |
9 | 9 |
10 #include "src/compiler/common-operator.h" | 10 #include "src/compiler/common-operator.h" |
11 #include "src/compiler/instruction.h" | 11 #include "src/compiler/instruction.h" |
12 #include "src/compiler/machine-operator.h" | 12 #include "src/compiler/machine-operator.h" |
13 #include "src/zone-containers.h" | 13 #include "src/zone-containers.h" |
14 | 14 |
15 namespace v8 { | 15 namespace v8 { |
16 namespace internal { | 16 namespace internal { |
17 namespace compiler { | 17 namespace compiler { |
18 | 18 |
19 // Forward declarations. | 19 // Forward declarations. |
20 struct CallBuffer; // TODO(bmeurer): Remove this. | 20 struct CallBuffer; // TODO(bmeurer): Remove this. |
21 class FlagsContinuation; | 21 class FlagsContinuation; |
22 | 22 |
23 class InstructionSelector FINAL { | 23 class InstructionSelector FINAL { |
24 public: | 24 public: |
25 // Forward declarations. | 25 // Forward declarations. |
26 class Features; | 26 class Features; |
27 | 27 |
28 InstructionSelector(Linkage* linkage, InstructionSequence* sequence, | 28 InstructionSelector(Zone* local_zone, Linkage* linkage, |
29 Schedule* schedule, SourcePositionTable* source_positions, | 29 InstructionSequence* sequence, Schedule* schedule, |
| 30 SourcePositionTable* source_positions, |
30 Features features = SupportedFeatures()); | 31 Features features = SupportedFeatures()); |
31 | 32 |
32 // Visit code for the entire graph with the included schedule. | 33 // Visit code for the entire graph with the included schedule. |
33 void SelectInstructions(); | 34 void SelectInstructions(); |
34 | 35 |
35 // =========================================================================== | 36 // =========================================================================== |
36 // ============= Architecture-independent code emission methods. ============= | 37 // ============= Architecture-independent code emission methods. ============= |
37 // =========================================================================== | 38 // =========================================================================== |
38 | 39 |
39 Instruction* Emit(InstructionCode opcode, InstructionOperand* output, | 40 Instruction* Emit(InstructionCode opcode, InstructionOperand* output, |
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180 void VisitReturn(Node* value); | 181 void VisitReturn(Node* value); |
181 void VisitThrow(Node* value); | 182 void VisitThrow(Node* value); |
182 void VisitDeoptimize(Node* deopt); | 183 void VisitDeoptimize(Node* deopt); |
183 | 184 |
184 // =========================================================================== | 185 // =========================================================================== |
185 | 186 |
186 Schedule* schedule() const { return schedule_; } | 187 Schedule* schedule() const { return schedule_; } |
187 Linkage* linkage() const { return linkage_; } | 188 Linkage* linkage() const { return linkage_; } |
188 InstructionSequence* sequence() const { return sequence_; } | 189 InstructionSequence* sequence() const { return sequence_; } |
189 Zone* instruction_zone() const { return sequence()->zone(); } | 190 Zone* instruction_zone() const { return sequence()->zone(); } |
190 Zone* zone() { return &zone_; } | 191 Zone* zone() const { return zone_; } |
191 | 192 |
192 // =========================================================================== | 193 // =========================================================================== |
193 | 194 |
194 Zone zone_; | 195 Zone* const zone_; |
195 Linkage* const linkage_; | 196 Linkage* const linkage_; |
196 InstructionSequence* const sequence_; | 197 InstructionSequence* const sequence_; |
197 SourcePositionTable* const source_positions_; | 198 SourcePositionTable* const source_positions_; |
198 Features features_; | 199 Features features_; |
199 Schedule* const schedule_; | 200 Schedule* const schedule_; |
200 BasicBlock* current_block_; | 201 BasicBlock* current_block_; |
201 ZoneDeque<Instruction*> instructions_; | 202 ZoneDeque<Instruction*> instructions_; |
202 BoolVector defined_; | 203 BoolVector defined_; |
203 BoolVector used_; | 204 BoolVector used_; |
204 }; | 205 }; |
205 | 206 |
206 } // namespace compiler | 207 } // namespace compiler |
207 } // namespace internal | 208 } // namespace internal |
208 } // namespace v8 | 209 } // namespace v8 |
209 | 210 |
210 #endif // V8_COMPILER_INSTRUCTION_SELECTOR_H_ | 211 #endif // V8_COMPILER_INSTRUCTION_SELECTOR_H_ |
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