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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7 | // XXX.cc -- |
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8 | // |
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9 | // Author : Richard C. Bilson |
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10 | // Created On : Mon May 18 07:44:20 2015 |
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11 | // Last Modified By : |
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12 | // Last Modified On : |
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13 | // Update Count : 0 |
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14 | // |
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15 | /* |
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16 | * This file is part of the Cforall project |
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17 | * |
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18 | * $Id: PolyMutator.cc,v 1.7 2005/08/29 20:14:13 rcbilson Exp $ |
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19 | * |
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20 | */ |
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21 | |
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22 | #include "PolyMutator.h" |
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23 | #include "SynTree/Declaration.h" |
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24 | #include "SynTree/Type.h" |
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25 | #include "SynTree/Expression.h" |
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26 | #include "SynTree/Statement.h" |
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27 | #include "SynTree/Mutator.h" |
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28 | |
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29 | |
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30 | namespace GenPoly { |
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31 | |
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32 | namespace { |
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33 | const std::list<Label> noLabels; |
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34 | } |
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35 | |
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36 | PolyMutator::PolyMutator() |
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37 | : env( 0 ) |
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38 | { |
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39 | } |
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40 | |
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41 | void |
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42 | PolyMutator::mutateStatementList( std::list< Statement* > &statements ) |
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43 | { |
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44 | for ( std::list< Statement* >::iterator i = statements.begin(); i != statements.end(); ++i ) { |
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45 | if ( ! stmtsToAddAfter.empty() ) { |
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46 | statements.splice( i, stmtsToAddAfter ); |
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47 | } |
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48 | *i = (*i)->acceptMutator( *this ); |
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49 | if ( ! stmtsToAdd.empty() ) { |
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50 | statements.splice( i, stmtsToAdd ); |
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51 | } |
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52 | } |
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53 | if ( ! stmtsToAddAfter.empty() ) { |
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54 | statements.splice( statements.end(), stmtsToAddAfter ); |
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55 | } |
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56 | } |
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57 | |
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58 | Statement* |
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59 | PolyMutator::mutateStatement( Statement *stmt ) |
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60 | { |
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61 | Statement *newStmt = maybeMutate( stmt, *this ); |
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62 | if ( ! stmtsToAdd.empty() || ! stmtsToAddAfter.empty() ) { |
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63 | CompoundStmt *compound = new CompoundStmt( noLabels ); |
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64 | compound->get_kids().splice( compound->get_kids().end(), stmtsToAdd ); |
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65 | compound->get_kids().push_back( newStmt ); |
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66 | compound->get_kids().splice( compound->get_kids().end(), stmtsToAddAfter ); |
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67 | // doEndScope(); |
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68 | return compound; |
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69 | } else { |
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70 | return newStmt; |
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71 | } |
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72 | } |
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73 | |
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74 | Expression* |
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75 | PolyMutator::mutateExpression( Expression *expr ) |
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76 | { |
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77 | if ( expr ) { |
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78 | if ( expr->get_env() ) { |
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79 | env = expr->get_env(); |
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80 | } |
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81 | return expr->acceptMutator( *this ); |
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82 | } else { |
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83 | return expr; |
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84 | } |
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85 | } |
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86 | |
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87 | CompoundStmt* |
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88 | PolyMutator::mutate(CompoundStmt *compoundStmt) |
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89 | { |
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90 | doBeginScope(); |
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91 | mutateStatementList( compoundStmt->get_kids() ); |
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92 | doEndScope(); |
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93 | return compoundStmt; |
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94 | } |
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95 | |
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96 | Statement* |
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97 | PolyMutator::mutate(IfStmt *ifStmt) |
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98 | { |
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99 | ifStmt->set_thenPart( mutateStatement( ifStmt->get_thenPart() ) ); |
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100 | ifStmt->set_elsePart( mutateStatement( ifStmt->get_elsePart() ) ); |
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101 | ifStmt->set_condition( mutateExpression( ifStmt->get_condition() ) ); |
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102 | return ifStmt; |
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103 | } |
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104 | |
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105 | Statement* |
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106 | PolyMutator::mutate(WhileStmt *whileStmt) |
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107 | { |
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108 | whileStmt->set_body( mutateStatement( whileStmt->get_body() ) ); |
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109 | whileStmt->set_condition( mutateExpression( whileStmt->get_condition() ) ); |
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110 | return whileStmt; |
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111 | } |
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112 | |
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113 | Statement* |
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114 | PolyMutator::mutate(ForStmt *forStmt) |
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115 | { |
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116 | forStmt->set_body( mutateStatement( forStmt->get_body() ) ); |
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117 | forStmt->set_initialization( maybeMutate( forStmt->get_initialization(), *this ) ); |
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118 | forStmt->set_condition( mutateExpression( forStmt->get_condition() ) ); |
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119 | forStmt->set_increment( mutateExpression( forStmt->get_increment() ) ); |
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120 | return forStmt; |
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121 | } |
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122 | |
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123 | Statement* |
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124 | PolyMutator::mutate(SwitchStmt *switchStmt) |
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125 | { |
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126 | mutateStatementList( switchStmt->get_branches() ); |
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127 | switchStmt->set_condition( mutateExpression( switchStmt->get_condition() ) ); |
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128 | return switchStmt; |
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129 | } |
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130 | |
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131 | Statement* |
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132 | PolyMutator::mutate(ChooseStmt *switchStmt) |
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133 | { |
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134 | mutateStatementList( switchStmt->get_branches() ); |
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135 | switchStmt->set_condition( mutateExpression( switchStmt->get_condition() ) ); |
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136 | return switchStmt; |
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137 | } |
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138 | |
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139 | Statement* |
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140 | PolyMutator::mutate(CaseStmt *caseStmt) |
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141 | { |
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142 | mutateStatementList( caseStmt->get_statements() ); |
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143 | caseStmt->set_condition( mutateExpression( caseStmt->get_condition() ) ); |
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144 | |
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145 | return caseStmt; |
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146 | } |
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147 | |
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148 | Statement* |
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149 | PolyMutator::mutate(TryStmt *tryStmt) |
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150 | { |
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151 | tryStmt->set_block( maybeMutate( tryStmt->get_block(), *this ) ); |
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152 | mutateAll( tryStmt->get_catchers(), *this ); |
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153 | |
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154 | return tryStmt; |
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155 | } |
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156 | |
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157 | Statement* |
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158 | PolyMutator::mutate(CatchStmt *cathStmt) |
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159 | { |
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160 | cathStmt->set_body( mutateStatement( cathStmt->get_body() ) ); |
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161 | cathStmt->set_decl( maybeMutate( cathStmt->get_decl(), *this ) ); |
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162 | return cathStmt; |
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163 | } |
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164 | |
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165 | Statement* |
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166 | PolyMutator::mutate(ReturnStmt *retStmt) |
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167 | { |
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168 | retStmt->set_expr( mutateExpression( retStmt->get_expr() ) ); |
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169 | return retStmt; |
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170 | } |
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171 | |
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172 | Statement* |
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173 | PolyMutator::mutate(ExprStmt *exprStmt) |
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174 | { |
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175 | exprStmt->set_expr( mutateExpression( exprStmt->get_expr() ) ); |
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176 | return exprStmt; |
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177 | } |
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178 | |
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179 | |
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180 | Expression* |
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181 | PolyMutator::mutate(UntypedExpr *untypedExpr) |
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182 | { |
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183 | for ( std::list< Expression* >::iterator i = untypedExpr->get_args().begin(); i != untypedExpr->get_args().end(); ++i ) { |
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184 | *i = mutateExpression( *i ); |
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185 | } |
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186 | return untypedExpr; |
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187 | } |
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188 | |
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189 | /* static class method */ |
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190 | void |
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191 | PolyMutator::makeTyVarMap( Type *type, TyVarMap &tyVarMap ) |
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192 | { |
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193 | for ( std::list< TypeDecl* >::const_iterator tyVar = type->get_forall().begin(); tyVar != type->get_forall().end(); ++tyVar ) { |
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194 | assert( *tyVar ); |
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195 | tyVarMap[ (*tyVar)->get_name() ] = (*tyVar)->get_kind(); |
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196 | } |
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197 | if ( PointerType *pointer = dynamic_cast< PointerType* >( type ) ) { |
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198 | makeTyVarMap( pointer->get_base(), tyVarMap ); |
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199 | } |
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200 | } |
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201 | |
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202 | /* static class method */ |
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203 | } // namespace GenPoly |
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204 | // Local Variables: // |
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205 | // tab-width: 4 // |
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206 | // mode: c++ // |
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207 | // compile-command: "make install" // |
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208 | // End: // |
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