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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef VM_FLOW_GRAPH_COMPILER_H_ | 5 #ifndef VM_FLOW_GRAPH_COMPILER_H_ |
6 #define VM_FLOW_GRAPH_COMPILER_H_ | 6 #define VM_FLOW_GRAPH_COMPILER_H_ |
7 | 7 |
8 #include "vm/allocation.h" | 8 #include "vm/allocation.h" |
9 #include "vm/assembler.h" | 9 #include "vm/assembler.h" |
10 #include "vm/code_descriptors.h" | 10 #include "vm/code_descriptors.h" |
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440 | 440 |
441 intptr_t CurrentTryIndex() const { | 441 intptr_t CurrentTryIndex() const { |
442 if (current_block_ == NULL) { | 442 if (current_block_ == NULL) { |
443 return CatchClauseNode::kInvalidTryIndex; | 443 return CatchClauseNode::kInvalidTryIndex; |
444 } | 444 } |
445 return current_block_->try_index(); | 445 return current_block_->try_index(); |
446 } | 446 } |
447 | 447 |
448 bool may_reoptimize() const { return may_reoptimize_; } | 448 bool may_reoptimize() const { return may_reoptimize_; } |
449 | 449 |
450 // Array/list element address computations. | |
451 static intptr_t DataOffsetFor(intptr_t cid); | |
452 static intptr_t ElementSizeFor(intptr_t cid); | |
453 Address ElementAddressForIntIndex(intptr_t cid, | |
454 intptr_t index_scale, | |
455 Register array, | |
456 intptr_t offset); | |
457 Address ElementAddressForRegIndex(intptr_t cid, | |
458 intptr_t index_scale, | |
459 Register array, | |
460 Register index); | |
461 Address ExternalElementAddressForIntIndex(intptr_t index_scale, | |
462 Register array, | |
463 intptr_t offset); | |
464 Address ExternalElementAddressForRegIndex(intptr_t index_scale, | |
465 Register array, | |
466 Register index); | |
467 | |
468 // Returns 'sorted' array in decreasing count order. | 450 // Returns 'sorted' array in decreasing count order. |
469 static void SortICDataByCount(const ICData& ic_data, | 451 static void SortICDataByCount(const ICData& ic_data, |
470 GrowableArray<CidTarget>* sorted); | 452 GrowableArray<CidTarget>* sorted); |
471 | 453 |
472 private: | 454 private: |
473 friend class CheckStackOverflowSlowPath; // For pending_deoptimization_env_. | 455 friend class CheckStackOverflowSlowPath; // For pending_deoptimization_env_. |
474 | 456 |
475 Isolate* isolate() const { return isolate_; } | 457 Isolate* isolate() const { return isolate_; } |
476 | 458 |
477 void EmitFrameEntry(); | 459 void EmitFrameEntry(); |
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611 // that should be used when deoptimizing we store it in this variable. | 593 // that should be used when deoptimizing we store it in this variable. |
612 // In future AddDeoptStub should be moved out of the instruction template. | 594 // In future AddDeoptStub should be moved out of the instruction template. |
613 Environment* pending_deoptimization_env_; | 595 Environment* pending_deoptimization_env_; |
614 | 596 |
615 DISALLOW_COPY_AND_ASSIGN(FlowGraphCompiler); | 597 DISALLOW_COPY_AND_ASSIGN(FlowGraphCompiler); |
616 }; | 598 }; |
617 | 599 |
618 } // namespace dart | 600 } // namespace dart |
619 | 601 |
620 #endif // VM_FLOW_GRAPH_COMPILER_H_ | 602 #endif // VM_FLOW_GRAPH_COMPILER_H_ |
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