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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 // 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 |
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73 | 73 |
74 | 74 |
75 // Simple accessors. | 75 // Simple accessors. |
76 MacroAssembler* masm() const { return masm_; } | 76 MacroAssembler* masm() const { return masm_; } |
77 CompilationInfo* info() const { return info_; } | 77 CompilationInfo* info() const { return info_; } |
78 Isolate* isolate() const { return info_->isolate(); } | 78 Isolate* isolate() const { return info_->isolate(); } |
79 Factory* factory() const { return isolate()->factory(); } | 79 Factory* factory() const { return isolate()->factory(); } |
80 Heap* heap() const { return isolate()->heap(); } | 80 Heap* heap() const { return isolate()->heap(); } |
81 Zone* zone() const { return zone_; } | 81 Zone* zone() const { return zone_; } |
82 | 82 |
| 83 // TODO(svenpanne) Use this consistently. |
| 84 int LookupDestination(int block_id) const { |
| 85 return chunk()->LookupDestination(block_id); |
| 86 } |
| 87 |
| 88 bool IsNextEmittedBlock(int block_id) const { |
| 89 return LookupDestination(block_id) == GetNextEmittedBlock(); |
| 90 } |
| 91 |
83 bool NeedsEagerFrame() const { | 92 bool NeedsEagerFrame() const { |
84 return GetStackSlotCount() > 0 || | 93 return GetStackSlotCount() > 0 || |
85 info()->is_non_deferred_calling() || | 94 info()->is_non_deferred_calling() || |
86 !info()->IsStub() || | 95 !info()->IsStub() || |
87 info()->requires_frame(); | 96 info()->requires_frame(); |
88 } | 97 } |
89 bool NeedsDeferredFrame() const { | 98 bool NeedsDeferredFrame() const { |
90 return !NeedsEagerFrame() && info()->is_deferred_calling(); | 99 return !NeedsEagerFrame() && info()->is_deferred_calling(); |
91 } | 100 } |
92 | 101 |
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189 bool is_generating() const { return status_ == GENERATING; } | 198 bool is_generating() const { return status_ == GENERATING; } |
190 bool is_done() const { return status_ == DONE; } | 199 bool is_done() const { return status_ == DONE; } |
191 bool is_aborted() const { return status_ == ABORTED; } | 200 bool is_aborted() const { return status_ == ABORTED; } |
192 | 201 |
193 StrictModeFlag strict_mode_flag() const { | 202 StrictModeFlag strict_mode_flag() const { |
194 return info()->is_classic_mode() ? kNonStrictMode : kStrictMode; | 203 return info()->is_classic_mode() ? kNonStrictMode : kStrictMode; |
195 } | 204 } |
196 | 205 |
197 LPlatformChunk* chunk() const { return chunk_; } | 206 LPlatformChunk* chunk() const { return chunk_; } |
198 Scope* scope() const { return scope_; } | 207 Scope* scope() const { return scope_; } |
199 HGraph* graph() const { return chunk_->graph(); } | 208 HGraph* graph() const { return chunk()->graph(); } |
200 | 209 |
201 Register scratch0() { return r9; } | 210 Register scratch0() { return r9; } |
202 DwVfpRegister double_scratch0() { return kScratchDoubleReg; } | 211 DwVfpRegister double_scratch0() { return kScratchDoubleReg; } |
203 | 212 |
204 int GetNextEmittedBlock(); | 213 int GetNextEmittedBlock() const; |
205 LInstruction* GetNextInstruction(); | 214 LInstruction* GetNextInstruction(); |
206 | 215 |
207 void EmitClassOfTest(Label* if_true, | 216 void EmitClassOfTest(Label* if_true, |
208 Label* if_false, | 217 Label* if_false, |
209 Handle<String> class_name, | 218 Handle<String> class_name, |
210 Register input, | 219 Register input, |
211 Register temporary, | 220 Register temporary, |
212 Register temporary2); | 221 Register temporary2); |
213 | 222 |
214 int GetStackSlotCount() const { return chunk()->spill_slot_count(); } | 223 int GetStackSlotCount() const { return chunk()->spill_slot_count(); } |
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500 LCodeGen* codegen_; | 509 LCodeGen* codegen_; |
501 Label entry_; | 510 Label entry_; |
502 Label exit_; | 511 Label exit_; |
503 Label* external_exit_; | 512 Label* external_exit_; |
504 int instruction_index_; | 513 int instruction_index_; |
505 }; | 514 }; |
506 | 515 |
507 } } // namespace v8::internal | 516 } } // namespace v8::internal |
508 | 517 |
509 #endif // V8_ARM_LITHIUM_CODEGEN_ARM_H_ | 518 #endif // V8_ARM_LITHIUM_CODEGEN_ARM_H_ |
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