1 | #include "ParseNode.h" |
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2 | #include "SynTree/Expression.h" |
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3 | #include "SynTree/Initializer.h" |
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4 | #include "utility.h" |
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5 | #include "SemanticError.h" |
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6 | // #include <cstdlib> // for strtol |
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7 | #include <cassert> |
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8 | |
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9 | |
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10 | InitializerNode::InitializerNode( ExpressionNode *_expr, bool aggrp, ExpressionNode *des ) |
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11 | : expr( _expr ), aggregate( aggrp ), designator( des ), kids( 0 ) { |
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12 | if ( aggrp ) |
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13 | kids = dynamic_cast< InitializerNode *>( get_link() ); |
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14 | |
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15 | if ( kids != 0 ) |
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16 | set_link( 0 ); |
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17 | } |
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18 | |
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19 | InitializerNode::InitializerNode( InitializerNode *init, bool aggrp, ExpressionNode *des ) |
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20 | : aggregate( aggrp ), designator( des ), kids( 0 ) { |
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21 | if ( init != 0 ) |
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22 | set_link(init); |
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23 | |
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24 | if ( aggrp ) |
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25 | kids = dynamic_cast< InitializerNode *>( get_link() ); |
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26 | |
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27 | if ( kids != 0 ) |
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28 | set_next( 0 ); |
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29 | } |
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30 | |
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31 | InitializerNode::~InitializerNode() { |
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32 | delete expr; |
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33 | } |
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34 | |
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35 | void InitializerNode::print( std::ostream &os, int indent ) const { |
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36 | os << std::string(indent, ' ') << "Initializer expression" << std::endl; |
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37 | } |
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38 | |
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39 | void InitializerNode::printOneLine( std::ostream &os ) const { |
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40 | if ( ! aggregate ) { |
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41 | if ( designator != 0 ) { |
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42 | os << "designated by: ("; |
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43 | ExpressionNode *curdes = designator; |
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44 | while( curdes != 0) { |
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45 | curdes->printOneLine(os); |
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46 | curdes = (ExpressionNode *)(curdes->get_link()); |
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47 | if ( curdes ) os << ", "; |
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48 | } |
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49 | os << ")"; |
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50 | } |
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51 | if ( expr ) expr->printOneLine(os); |
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52 | } else { // It's an aggregate |
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53 | os << "[--"; |
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54 | if ( next_init() != 0 ) |
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55 | next_init()->printOneLine(os); |
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56 | if (aggregate) os << "--]"; |
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57 | } |
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58 | |
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59 | InitializerNode *moreInit; |
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60 | if ( get_link() != 0 && ((moreInit = dynamic_cast< InitializerNode * >( get_link() ) ) != 0) ) |
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61 | moreInit->printOneLine( os ); |
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62 | } |
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63 | |
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64 | Initializer *InitializerNode::build() const { |
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65 | // if ( get_expression() == 0 ) return 0; // XXX (?) |
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66 | |
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67 | if ( aggregate ) { |
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68 | assert( next_init() != 0 ); |
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69 | |
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70 | std::list< Initializer *> initlist; |
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71 | buildList<Initializer, InitializerNode>( next_init(), initlist ); |
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72 | |
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73 | std::list< Expression *> designlist; |
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74 | if ( designator != 0 ) |
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75 | buildList<Expression, ExpressionNode>( designator, designlist ); |
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76 | |
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77 | return new ListInit( initlist, designlist ); |
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78 | } else { |
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79 | std::list< Expression *> designators; |
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80 | |
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81 | if ( designator != 0 ) |
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82 | buildList<Expression, ExpressionNode>( designator, designators ); |
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83 | |
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84 | if ( get_expression() != 0) |
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85 | return new SingleInit( get_expression()->build(), designators ); |
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86 | } |
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87 | |
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88 | return 0; |
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89 | } |
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