[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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[6943f051] | 7 | // OperatorTable.cc -- |
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[51587aa] | 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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[58dd019] | 11 | // Last Modified By : Peter A. Buhr |
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[e5f2a67] | 12 | // Last Modified On : Sat Jul 15 17:12:22 2017 |
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| 13 | // Update Count : 15 |
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[51587aa] | 14 | // |
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[51b7345] | 15 | |
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[bff227f] | 16 | #include <algorithm> // for any_of |
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| 17 | #include <map> // for map, _Rb_tree_const_iterator, map<>::const_iterator |
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| 18 | #include <utility> // for pair |
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[bf2438c] | 19 | |
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[51b7345] | 20 | #include "OperatorTable.h" |
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[bc3127d] | 21 | #include "Common/utility.h" |
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[51b7345] | 22 | |
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| 23 | namespace CodeGen { |
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[51587aa] | 24 | namespace { |
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| 25 | const OperatorInfo tableValues[] = { |
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[de62360d] | 26 | { "?[?]", "", "_operator_index", OT_INDEX }, |
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[58dd019] | 27 | { "?{}", "=", "_constructor", OT_CTOR }, |
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[6943f051] | 28 | { "^?{}", "", "_destructor", OT_DTOR }, |
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[de62360d] | 29 | { "?()", "", "_operator_call", OT_CALL }, |
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| 30 | { "?++", "++", "_operator_postincr", OT_POSTFIXASSIGN }, |
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| 31 | { "?--", "--", "_operator_postdecr", OT_POSTFIXASSIGN }, |
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| 32 | { "*?", "*", "_operator_deref", OT_PREFIX }, |
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| 33 | { "+?", "+", "_operator_unaryplus", OT_PREFIX }, |
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| 34 | { "-?", "-", "_operator_unaryminus", OT_PREFIX }, |
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| 35 | { "~?", "~", "_operator_bitnot", OT_PREFIX }, |
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| 36 | { "!?", "!", "_operator_lognot", OT_PREFIX }, |
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| 37 | { "++?", "++", "_operator_preincr", OT_PREFIXASSIGN }, |
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| 38 | { "--?", "--", "_operator_predecr", OT_PREFIXASSIGN }, |
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[e5f2a67] | 39 | { "?\\?", "\\", "_operator_exponential", OT_INFIX }, |
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[de62360d] | 40 | { "?*?", "*", "_operator_multiply", OT_INFIX }, |
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| 41 | { "?/?", "/", "_operator_divide", OT_INFIX }, |
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| 42 | { "?%?", "%", "_operator_modulus", OT_INFIX }, |
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| 43 | { "?+?", "+", "_operator_add", OT_INFIX }, |
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| 44 | { "?-?", "-", "_operator_subtract", OT_INFIX }, |
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| 45 | { "?<<?", "<<", "_operator_shiftleft", OT_INFIX }, |
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| 46 | { "?>>?", ">>", "_operator_shiftright", OT_INFIX }, |
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| 47 | { "?<?", "<", "_operator_less", OT_INFIX }, |
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| 48 | { "?>?", ">", "_operator_greater", OT_INFIX }, |
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| 49 | { "?<=?", "<=", "_operator_lessequal", OT_INFIX }, |
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| 50 | { "?>=?", ">=", "_operator_greaterequal", OT_INFIX }, |
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| 51 | { "?==?", "==", "_operator_equal", OT_INFIX }, |
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| 52 | { "?!=?", "!=", "_operator_notequal", OT_INFIX }, |
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| 53 | { "?&?", "&", "_operator_bitand", OT_INFIX }, |
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| 54 | { "?^?", "^", "_operator_bitxor", OT_INFIX }, |
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| 55 | { "?|?", "|", "_operator_bitor", OT_INFIX }, |
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| 56 | { "?=?", "=", "_operator_assign", OT_INFIXASSIGN }, |
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[e5f2a67] | 57 | { "?\\=?", "\\=", "_operator_expassign", OT_INFIXASSIGN }, |
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[de62360d] | 58 | { "?*=?", "*=", "_operator_multassign", OT_INFIXASSIGN }, |
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| 59 | { "?/=?", "/=", "_operator_divassign", OT_INFIXASSIGN }, |
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| 60 | { "?%=?", "%=", "_operator_modassign", OT_INFIXASSIGN }, |
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| 61 | { "?+=?", "+=", "_operator_addassign", OT_INFIXASSIGN }, |
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| 62 | { "?-=?", "-=", "_operator_subassign", OT_INFIXASSIGN }, |
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[51587aa] | 63 | { "?<<=?", "<<=", "_operator_shiftleftassign", OT_INFIXASSIGN }, |
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| 64 | { "?>>=?", ">>=", "_operator_shiftrightassign", OT_INFIXASSIGN }, |
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[de62360d] | 65 | { "?&=?", "&=", "_operator_bitandassign", OT_INFIXASSIGN }, |
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| 66 | { "?^=?", "^=", "_operator_bitxorassign", OT_INFIXASSIGN }, |
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| 67 | { "?|=?", "|=", "_operator_bitorassign", OT_INFIXASSIGN }, |
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[51587aa] | 68 | }; |
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[51b7345] | 69 | |
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[51587aa] | 70 | const int numOps = sizeof( tableValues ) / sizeof( OperatorInfo ); |
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[51b7345] | 71 | |
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[51587aa] | 72 | std::map< std::string, OperatorInfo > table; |
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[51b7345] | 73 | |
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[51587aa] | 74 | void initialize() { |
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| 75 | for ( int i = 0; i < numOps; ++i ) { |
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| 76 | table[ tableValues[i].inputName ] = tableValues[i]; |
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| 77 | } // for |
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| 78 | } |
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| 79 | } // namespace |
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[51b7345] | 80 | |
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[3d2b7bc] | 81 | bool operatorLookup( const std::string & funcName, OperatorInfo & info ) { |
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[51587aa] | 82 | static bool init = false; |
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| 83 | if ( ! init ) { |
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| 84 | initialize(); |
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| 85 | } // if |
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[bc3127d] | 86 | |
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[51587aa] | 87 | std::map< std::string, OperatorInfo >::const_iterator i = table.find( funcName ); |
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| 88 | if ( i == table.end() ) { |
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[bc3127d] | 89 | if ( isPrefix( funcName, "?`" ) ) { |
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| 90 | // handle literal suffixes, which are user-defined postfix operators |
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| 91 | info.inputName = funcName; |
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| 92 | info.symbol = funcName.substr(2); |
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| 93 | info.outputName = toString( "__operator_literal_", info.symbol ); |
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| 94 | info.type = OT_POSTFIX; |
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| 95 | return true; |
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| 96 | } |
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[51587aa] | 97 | return false; |
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| 98 | } else { |
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| 99 | info = i->second; |
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| 100 | return true; |
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| 101 | } // if |
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| 102 | } |
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[bff227f] | 103 | |
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[3d2b7bc] | 104 | bool isOperator( const std::string & funcName ) { |
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| 105 | OperatorInfo info; |
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| 106 | return operatorLookup( funcName, info ); |
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| 107 | } |
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| 108 | |
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[bff227f] | 109 | /// determines if a given function name is one of the operator types between [begin, end) |
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| 110 | template<typename Iterator> |
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| 111 | bool isOperatorType( const std::string & funcName, Iterator begin, Iterator end ) { |
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| 112 | OperatorInfo info; |
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| 113 | if ( operatorLookup( funcName, info ) ) { |
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| 114 | return std::find( begin, end, info.type ) != end; |
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| 115 | } |
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| 116 | return false; |
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| 117 | } |
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| 118 | |
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| 119 | bool isConstructor( const std::string & funcName ) { |
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| 120 | static OperatorType types[] = { OT_CTOR }; |
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| 121 | return isOperatorType( funcName, std::begin(types), std::end(types) ); |
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| 122 | } |
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| 123 | |
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| 124 | bool isDestructor( const std::string & funcName ) { |
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| 125 | static OperatorType types[] = { OT_DTOR }; |
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| 126 | return isOperatorType( funcName, std::begin(types), std::end(types) ); |
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| 127 | } |
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| 128 | |
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| 129 | bool isAssignment( const std::string & funcName ) { |
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| 130 | static OperatorType types[] = { OT_PREFIXASSIGN, OT_POSTFIXASSIGN, OT_INFIXASSIGN }; |
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| 131 | return isOperatorType( funcName, std::begin(types), std::end(types) ); |
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| 132 | } |
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| 133 | |
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| 134 | bool isCtorDtor( const std::string & funcName ) { |
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| 135 | static OperatorType types[] = { OT_CTOR, OT_DTOR }; |
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| 136 | return isOperatorType( funcName, std::begin(types), std::end(types) ); |
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| 137 | } |
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| 138 | |
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| 139 | bool isCtorDtorAssign( const std::string & funcName ) { |
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| 140 | static OperatorType types[] = { OT_CTOR, OT_DTOR, OT_PREFIXASSIGN, OT_POSTFIXASSIGN, OT_INFIXASSIGN }; |
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| 141 | return isOperatorType( funcName, std::begin(types), std::end(types) ); |
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| 142 | } |
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[51b7345] | 143 | } // namespace CodeGen |
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[51587aa] | 144 | |
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| 145 | // Local Variables: // |
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| 146 | // tab-width: 4 // |
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| 147 | // mode: c++ // |
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| 148 | // compile-command: "make install" // |
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| 149 | // End: // |
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