Changes in src/CodeGen/OperatorTable.cc [60a8062:3d2b7bc]
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src/CodeGen/OperatorTable.cc (modified) (3 diffs)
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src/CodeGen/OperatorTable.cc
r60a8062 r3d2b7bc 10 10 // Created On : Mon May 18 07:44:20 2015 11 11 // Last Modified By : Peter A. Buhr 12 // Last Modified On : Tue Feb 18 15:55:01 202013 // Update Count : 5512 // Last Modified On : Sat Jul 15 17:12:22 2017 13 // Update Count : 15 14 14 // 15 15 … … 17 17 #include <map> // for map, _Rb_tree_const_iterator, map<>::const_iterator 18 18 #include <utility> // for pair 19 using namespace std;20 19 21 20 #include "OperatorTable.h" … … 23 22 24 23 namespace CodeGen { 25 const OperatorInfo CodeGen::tableValues[] ={26 // inputName symbol outputName friendlyName type27 { "?[?]", "", "_operator_index", "Index", OT_INDEX},28 { "?{}", "=", "_constructor", "Constructor", OT_CTOR},29 { "^?{}", "", "_destructor", "Destructor", OT_DTOR},30 { "?()", "", "_operator_call", "Call Operator", OT_CALL},31 { "?++", "++", "_operator_postincr", "Postfix Increment", OT_POSTFIXASSIGN},32 { "?--", "--", "_operator_postdecr", "Postfix Decrement", OT_POSTFIXASSIGN},33 { "*?", "*", "_operator_deref", "Dereference", OT_PREFIX},34 { "+?", "+", "_operator_unaryplus", "Plus", OT_PREFIX},35 { "-?", "-", "_operator_unaryminus", "Minus", OT_PREFIX},36 { "~?", "~", "_operator_bitnot", "Bitwise Not", OT_PREFIX},37 { "!?", "!", "_operator_lognot", "Logical Not", OT_PREFIX},38 { "++?", "++", "_operator_preincr", "Prefix Increment", OT_PREFIXASSIGN},39 { "--?", "--", "_operator_predecr", "Prefix Decrement", OT_PREFIXASSIGN},40 { "?\\?", "\\", "_operator_exponential", "Exponentiation", OT_INFIX},41 { "?*?", "*", "_operator_multiply", "Multiplication", OT_INFIX},42 { "?/?", "/", "_operator_divide", "Division", OT_INFIX},43 { "?%?", "%", "_operator_modulus", "Modulo", OT_INFIX},44 { "?+?", "+", "_operator_add", "Addition", OT_INFIX},45 { "?-?", "-", "_operator_subtract", "Substraction", OT_INFIX},46 { "?<<?", "<<", "_operator_shiftleft", "Shift Left", OT_INFIX},47 { "?>>?", ">>", "_operator_shiftright", "Shift Right", OT_INFIX},48 { "?<?", "<", "_operator_less", "Less-than", OT_INFIX},49 { "?>?", ">", "_operator_greater", "Greater-than", OT_INFIX},50 { "?<=?", "<=", "_operator_lessequal", "Less-than-or-Equal", OT_INFIX},51 { "?>=?", ">=", "_operator_greaterequal", "Greater-than-or-Equal", OT_INFIX},52 { "?==?", "==", "_operator_equal", "Equality", OT_INFIX},53 { "?!=?", "!=", "_operator_notequal", "Not-Equal", OT_INFIX},54 { "?&?", "&", "_operator_bitand", "Bitwise And", OT_INFIX},55 { "?^?", "^", "_operator_bitxor", "Bitwise Xor", OT_INFIX},56 { "?|?", "|", "_operator_bitor", "Bitwise Or", OT_INFIX},57 { "?=?", "=", "_operator_assign", "Assignment", OT_INFIXASSIGN},58 { "?\\=?", "\\=", "_operator_expassign", "Exponentiation Assignment", OT_INFIXASSIGN},59 { "?*=?", "*=", "_operator_multassign", "Multiplication Assignment", OT_INFIXASSIGN},60 { "?/=?", "/=", "_operator_divassign", "Division Assignment", OT_INFIXASSIGN},61 { "?%=?", "%=", "_operator_modassign", "Modulo Assignment", OT_INFIXASSIGN},62 { "?+=?", "+=", "_operator_addassign", "Addition Assignment", OT_INFIXASSIGN},63 { "?-=?", "-=", "_operator_subassign", "Substrction Assignment", OT_INFIXASSIGN},64 { "?<<=?", "<<=", "_operator_shiftleftassign", "Shift Left Assignment", OT_INFIXASSIGN},65 { "?>>=?", ">>=", "_operator_shiftrightassign", "Shift Right Assignment", OT_INFIXASSIGN},66 { "?&=?", "&=", "_operator_bitandassign", "Bitwise And Assignment", OT_INFIXASSIGN},67 { "?^=?", "^=", "_operator_bitxorassign", "Bitwise Xor Assignment", OT_INFIXASSIGN},68 { "?|=?", "|=", "_operator_bitorassign", "Bitwise Or Assignment", OT_INFIXASSIGN},69 }; // tableValues24 namespace { 25 const OperatorInfo tableValues[] = { 26 { "?[?]", "", "_operator_index", OT_INDEX }, 27 { "?{}", "=", "_constructor", OT_CTOR }, 28 { "^?{}", "", "_destructor", OT_DTOR }, 29 { "?()", "", "_operator_call", OT_CALL }, 30 { "?++", "++", "_operator_postincr", OT_POSTFIXASSIGN }, 31 { "?--", "--", "_operator_postdecr", OT_POSTFIXASSIGN }, 32 { "*?", "*", "_operator_deref", OT_PREFIX }, 33 { "+?", "+", "_operator_unaryplus", OT_PREFIX }, 34 { "-?", "-", "_operator_unaryminus", OT_PREFIX }, 35 { "~?", "~", "_operator_bitnot", OT_PREFIX }, 36 { "!?", "!", "_operator_lognot", OT_PREFIX }, 37 { "++?", "++", "_operator_preincr", OT_PREFIXASSIGN }, 38 { "--?", "--", "_operator_predecr", OT_PREFIXASSIGN }, 39 { "?\\?", "\\", "_operator_exponential", OT_INFIX }, 40 { "?*?", "*", "_operator_multiply", OT_INFIX }, 41 { "?/?", "/", "_operator_divide", OT_INFIX }, 42 { "?%?", "%", "_operator_modulus", OT_INFIX }, 43 { "?+?", "+", "_operator_add", OT_INFIX }, 44 { "?-?", "-", "_operator_subtract", OT_INFIX }, 45 { "?<<?", "<<", "_operator_shiftleft", OT_INFIX }, 46 { "?>>?", ">>", "_operator_shiftright", OT_INFIX }, 47 { "?<?", "<", "_operator_less", OT_INFIX }, 48 { "?>?", ">", "_operator_greater", OT_INFIX }, 49 { "?<=?", "<=", "_operator_lessequal", OT_INFIX }, 50 { "?>=?", ">=", "_operator_greaterequal", OT_INFIX }, 51 { "?==?", "==", "_operator_equal", OT_INFIX }, 52 { "?!=?", "!=", "_operator_notequal", OT_INFIX }, 53 { "?&?", "&", "_operator_bitand", OT_INFIX }, 54 { "?^?", "^", "_operator_bitxor", OT_INFIX }, 55 { "?|?", "|", "_operator_bitor", OT_INFIX }, 56 { "?=?", "=", "_operator_assign", OT_INFIXASSIGN }, 57 { "?\\=?", "\\=", "_operator_expassign", OT_INFIXASSIGN }, 58 { "?*=?", "*=", "_operator_multassign", OT_INFIXASSIGN }, 59 { "?/=?", "/=", "_operator_divassign", OT_INFIXASSIGN }, 60 { "?%=?", "%=", "_operator_modassign", OT_INFIXASSIGN }, 61 { "?+=?", "+=", "_operator_addassign", OT_INFIXASSIGN }, 62 { "?-=?", "-=", "_operator_subassign", OT_INFIXASSIGN }, 63 { "?<<=?", "<<=", "_operator_shiftleftassign", OT_INFIXASSIGN }, 64 { "?>>=?", ">>=", "_operator_shiftrightassign", OT_INFIXASSIGN }, 65 { "?&=?", "&=", "_operator_bitandassign", OT_INFIXASSIGN }, 66 { "?^=?", "^=", "_operator_bitxorassign", OT_INFIXASSIGN }, 67 { "?|=?", "|=", "_operator_bitorassign", OT_INFIXASSIGN }, 68 }; 70 69 71 std::map< std::string, OperatorInfo > CodeGen::table;70 const int numOps = sizeof( tableValues ) / sizeof( OperatorInfo ); 72 71 73 CodeGen::CodeGen() { 74 enum { numOps = sizeof( tableValues ) / sizeof( OperatorInfo ) }; 75 for ( int i = 0; i < numOps; i += 1 ) { 76 table[ tableValues[i].inputName ] = tableValues[i]; 77 } // for 72 std::map< std::string, OperatorInfo > table; 73 74 void initialize() { 75 for ( int i = 0; i < numOps; ++i ) { 76 table[ tableValues[i].inputName ] = tableValues[i]; 77 } // for 78 } 79 } // namespace 80 81 bool operatorLookup( const std::string & funcName, OperatorInfo & info ) { 82 static bool init = false; 83 if ( ! init ) { 84 initialize(); 85 } // if 86 87 std::map< std::string, OperatorInfo >::const_iterator i = table.find( funcName ); 88 if ( i == table.end() ) { 89 if ( isPrefix( funcName, "?`" ) ) { 90 // handle literal suffixes, which are user-defined postfix operators 91 info.inputName = funcName; 92 info.symbol = funcName.substr(2); 93 info.outputName = toString( "__operator_literal_", info.symbol ); 94 info.type = OT_POSTFIX; 95 return true; 96 } 97 return false; 98 } else { 99 info = i->second; 100 return true; 101 } // if 78 102 } 79 103 80 const OperatorInfo * operatorLookup( const string & funcName ) { 81 if ( funcName.find_first_of( "?^*+-!", 0, 1 ) == string::npos ) return nullptr; // prefilter 82 const OperatorInfo * ret = &CodeGen::table.find( funcName )->second; // must be in the table 83 assert( ret ); 84 return ret; 104 bool isOperator( const std::string & funcName ) { 105 OperatorInfo info; 106 return operatorLookup( funcName, info ); 85 107 } 86 108 87 bool isOperator( const string & funcName ) { 88 return operatorLookup( funcName ) != nullptr; 89 } 90 91 string operatorFriendlyName( const string & funcName ) { 92 const OperatorInfo * info = operatorLookup( funcName ); 93 if ( info ) return info->friendlyName; 94 return ""; 95 } 96 97 bool isConstructor( const string & funcName ) { 98 const OperatorInfo * info = operatorLookup( funcName ); 99 if ( info ) return info->type == OT_CTOR; 109 /// determines if a given function name is one of the operator types between [begin, end) 110 template<typename Iterator> 111 bool isOperatorType( const std::string & funcName, Iterator begin, Iterator end ) { 112 OperatorInfo info; 113 if ( operatorLookup( funcName, info ) ) { 114 return std::find( begin, end, info.type ) != end; 115 } 100 116 return false; 101 117 } 102 118 103 bool isDestructor( const string & funcName ) { 104 const OperatorInfo * info = operatorLookup( funcName ); 105 if ( info ) return info->type == OT_DTOR; 106 return false; 119 bool isConstructor( const std::string & funcName ) { 120 static OperatorType types[] = { OT_CTOR }; 121 return isOperatorType( funcName, std::begin(types), std::end(types) ); 107 122 } 108 123 109 bool isCtorDtor( const string & funcName ) { 110 const OperatorInfo * info = operatorLookup( funcName ); 111 if ( info ) return info->type <= OT_CONSTRUCTOR; 112 return false; 124 bool isDestructor( const std::string & funcName ) { 125 static OperatorType types[] = { OT_DTOR }; 126 return isOperatorType( funcName, std::begin(types), std::end(types) ); 113 127 } 114 128 115 bool isAssignment( const string & funcName ) { 116 const OperatorInfo * info = operatorLookup( funcName ); 117 if ( info ) return info->type > OT_CONSTRUCTOR && info->type <= OT_ASSIGNMENT; 118 return false; 129 bool isAssignment( const std::string & funcName ) { 130 static OperatorType types[] = { OT_PREFIXASSIGN, OT_POSTFIXASSIGN, OT_INFIXASSIGN }; 131 return isOperatorType( funcName, std::begin(types), std::end(types) ); 119 132 } 120 133 121 bool isCtorDtorAssign( const string & funcName ) { 122 const OperatorInfo * info = operatorLookup( funcName ); 123 if ( info ) return info->type <= OT_ASSIGNMENT; 124 return false; 134 bool isCtorDtor( const std::string & funcName ) { 135 static OperatorType types[] = { OT_CTOR, OT_DTOR }; 136 return isOperatorType( funcName, std::begin(types), std::end(types) ); 125 137 } 126 138 127 CodeGen codegen; // initialize singleton package 139 bool isCtorDtorAssign( const std::string & funcName ) { 140 static OperatorType types[] = { OT_CTOR, OT_DTOR, OT_PREFIXASSIGN, OT_POSTFIXASSIGN, OT_INFIXASSIGN }; 141 return isOperatorType( funcName, std::begin(types), std::end(types) ); 142 } 128 143 } // namespace CodeGen 129 144 130 145 // Local Variables: // 131 146 // tab-width: 4 // 147 // mode: c++ // 148 // compile-command: "make install" // 132 149 // End: //
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