[51587aa] | 1 | // |
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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| 3 | // |
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| 4 | // The contents of this file are covered under the licence agreement in the |
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| 5 | // file "LICENCE" distributed with Cforall. |
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| 6 | // |
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[0f8e4ac] | 7 | // MLEMutator.h -- |
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[51587aa] | 8 | // |
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[843054c2] | 9 | // Author : Rodolfo G. Esteves |
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[51587aa] | 10 | // Created On : Mon May 18 07:44:20 2015 |
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[be5aa1b] | 11 | // Last Modified By : Rob Schluntz |
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[27de955] | 12 | // Last Modified On : Wed Jun 03 15:06:36 2015 |
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| 13 | // Update Count : 25 |
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[51587aa] | 14 | // |
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[a08ba92] | 15 | |
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[51b7345] | 16 | #ifndef MLE_MUTATOR_H |
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| 17 | #define MLE_MUTATOR_H |
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| 18 | |
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| 19 | #include <map> |
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| 20 | #include <list> |
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| 21 | |
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[d3b7937] | 22 | #include "Common/utility.h" |
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[51b7345] | 23 | #include "SynTree/SynTree.h" |
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| 24 | #include "SynTree/Mutator.h" |
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[0f8e4ac] | 25 | #include "SynTree/Label.h" |
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[51b7345] | 26 | |
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| 27 | #include "LabelGenerator.h" |
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| 28 | |
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| 29 | namespace ControlStruct { |
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[a08ba92] | 30 | class MLEMutator : public Mutator { |
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| 31 | class Entry; |
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[d9a0e76] | 32 | public: |
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[a08ba92] | 33 | MLEMutator( std::map<Label, Statement *> *t, LabelGenerator *gen = 0 ) : targetTable( t ), breakLabel(std::string("")), generator( gen ) {} |
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| 34 | ~MLEMutator(); |
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[d9a0e76] | 35 | |
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[a08ba92] | 36 | CompoundStmt *mutate( CompoundStmt *cmpndStmt ); |
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| 37 | Statement *mutate( WhileStmt *whileStmt ); |
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| 38 | Statement *mutate( ForStmt *forStmt ); |
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| 39 | Statement *mutate( BranchStmt *branchStmt ) throw ( SemanticError ); |
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[d9a0e76] | 40 | |
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[0f8e4ac] | 41 | Statement *mutate( CaseStmt *caseStmt ); |
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[a08ba92] | 42 | Statement *mutate( SwitchStmt *switchStmt ); |
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| 43 | Statement *mutate( ChooseStmt *switchStmt ); |
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[d9a0e76] | 44 | |
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[a08ba92] | 45 | Statement *mutateLoop( Statement *bodyLoop, Entry &e ); |
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[d9a0e76] | 46 | |
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[a08ba92] | 47 | Label &get_breakLabel() { return breakLabel; } |
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| 48 | void set_breakLabel( Label newValue ) { breakLabel = newValue; } |
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| 49 | private: |
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| 50 | class Entry { |
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| 51 | public: |
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[27de955] | 52 | explicit Entry( Statement *_loop, Label _breakExit, Label _contExit = Label("") ) : |
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| 53 | loop( _loop ), breakExit( _breakExit ), contExit( _contExit ), breakUsed(false), contUsed(false) {} |
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[d9a0e76] | 54 | |
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[a08ba92] | 55 | bool operator==( const Statement *stmt ) { return ( loop == stmt ); } |
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| 56 | bool operator!=( const Statement *stmt ) { return ( loop != stmt ); } |
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[d9a0e76] | 57 | |
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[e39aa0f] | 58 | bool operator==( const Entry &other ) { return ( loop == other.get_controlStructure() ); } |
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[d9a0e76] | 59 | |
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[e39aa0f] | 60 | Statement *get_controlStructure() const { return loop; } |
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[51b7345] | 61 | |
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[27de955] | 62 | Label useContExit() { contUsed = true; return contExit; } |
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| 63 | Label useBreakExit() { breakUsed = true; return breakExit; } |
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[a08ba92] | 64 | |
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[27de955] | 65 | bool isContUsed() const { return contUsed; } |
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| 66 | bool isBreakUsed() const { return breakUsed; } |
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[a08ba92] | 67 | |
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| 68 | private: |
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| 69 | Statement *loop; |
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[27de955] | 70 | Label breakExit, contExit; |
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| 71 | bool breakUsed, contUsed; |
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[a08ba92] | 72 | }; |
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| 73 | |
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| 74 | std::map< Label, Statement * > *targetTable; |
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[e39aa0f] | 75 | std::list< Entry > enclosingControlStructures; |
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[a08ba92] | 76 | Label breakLabel; |
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| 77 | LabelGenerator *generator; |
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[be5aa1b] | 78 | |
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[27de955] | 79 | template< typename LoopClass > |
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| 80 | Statement *handleLoopStmt( LoopClass *loopStmt ); |
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| 81 | |
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[0f8e4ac] | 82 | template< typename SwitchClass > |
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[27de955] | 83 | Statement *handleSwitchStmt( SwitchClass *switchStmt ); |
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| 84 | |
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| 85 | void fixBlock( std::list< Statement * > &kids ); |
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[a08ba92] | 86 | }; |
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[51b7345] | 87 | } // namespace ControlStruct |
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| 88 | |
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[a08ba92] | 89 | #endif // MLE_MUTATOR_H |
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[51b7345] | 90 | |
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[51587aa] | 91 | // Local Variables: // |
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| 92 | // tab-width: 4 // |
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| 93 | // mode: c++ // |
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| 94 | // compile-command: "make install" // |
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| 95 | // End: // |
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