[b87a5ed] | 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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[0caaa6a] | 7 | // ExpressionNode.cc -- |
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| 8 | // |
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[b87a5ed] | 9 | // Author : Rodolfo G. Esteves |
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| 10 | // Created On : Sat May 16 13:17:07 2015 |
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[65cdc1e] | 11 | // Last Modified By : Andrew Beach |
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| 12 | // Last Modified On : Wed Aug 2 11:12:00 2017 |
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| 13 | // Update Count : 568 |
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[0caaa6a] | 14 | // |
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[b87a5ed] | 15 | |
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[ea6332d] | 16 | #include <cassert> // for assert |
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[d180746] | 17 | #include <stdio.h> // for sscanf, size_t |
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| 18 | #include <climits> // for LLONG_MAX, LONG_MAX, INT_MAX, UINT... |
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| 19 | #include <list> // for list |
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| 20 | #include <sstream> // for basic_istream::operator>>, basic_i... |
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| 21 | #include <string> // for string, operator+, operator== |
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[51b7345] | 22 | |
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[d180746] | 23 | #include "Common/SemanticError.h" // for SemanticError |
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| 24 | #include "Common/utility.h" // for maybeMoveBuild, maybeBuild, CodeLo... |
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| 25 | #include "ParseNode.h" // for ExpressionNode, maybeMoveBuildType |
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| 26 | #include "SynTree/Constant.h" // for Constant |
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| 27 | #include "SynTree/Declaration.h" // for EnumDecl, StructDecl, UnionDecl |
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| 28 | #include "SynTree/Expression.h" // for Expression, ConstantExpr, NameExpr |
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| 29 | #include "SynTree/Statement.h" // for CompoundStmt, Statement |
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| 30 | #include "SynTree/Type.h" // for BasicType, Type, Type::Qualifiers |
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| 31 | #include "parserutility.h" // for notZeroExpr |
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| 32 | |
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| 33 | class Initializer; |
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[51b7345] | 34 | |
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| 35 | using namespace std; |
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| 36 | |
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[cd623a4] | 37 | //############################################################################## |
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| 38 | |
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[7bf7fb9] | 39 | // Difficult to separate extra parts of constants during lexing because actions are not allow in the middle of patterns: |
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| 40 | // |
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| 41 | // prefix action constant action suffix |
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| 42 | // |
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| 43 | // Alternatively, breaking a pattern using BEGIN does not work if the following pattern can be empty: |
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| 44 | // |
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| 45 | // constant BEGIN CONT ... |
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| 46 | // <CONT>(...)? BEGIN 0 ... // possible empty suffix |
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| 47 | // |
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| 48 | // because the CONT rule is NOT triggered if the pattern is empty. Hence, constants are reparsed here to determine their |
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| 49 | // type. |
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| 50 | |
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[65cdc1e] | 51 | extern const Type::Qualifiers noQualifiers; // no qualifiers on constants |
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[7bf7fb9] | 52 | |
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| 53 | static inline bool checkU( char c ) { return c == 'u' || c == 'U'; } |
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| 54 | static inline bool checkL( char c ) { return c == 'l' || c == 'L'; } |
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| 55 | static inline bool checkF( char c ) { return c == 'f' || c == 'F'; } |
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| 56 | static inline bool checkD( char c ) { return c == 'd' || c == 'D'; } |
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| 57 | static inline bool checkI( char c ) { return c == 'i' || c == 'I'; } |
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| 58 | static inline bool checkX( char c ) { return c == 'x' || c == 'X'; } |
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| 59 | |
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[a2e0687] | 60 | Expression * build_constantInteger( const std::string & str ) { |
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[7bf7fb9] | 61 | static const BasicType::Kind kind[2][3] = { |
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| 62 | { BasicType::SignedInt, BasicType::LongSignedInt, BasicType::LongLongSignedInt }, |
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| 63 | { BasicType::UnsignedInt, BasicType::LongUnsignedInt, BasicType::LongLongUnsignedInt }, |
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| 64 | }; |
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| 65 | bool dec = true, Unsigned = false; // decimal, unsigned constant |
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| 66 | int size; // 0 => int, 1 => long, 2 => long long |
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[6165ce7] | 67 | unsigned long long int v; // converted integral value |
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[7bf7fb9] | 68 | size_t last = str.length() - 1; // last character of constant |
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[6165ce7] | 69 | Expression * ret; |
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[7bf7fb9] | 70 | |
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[6165ce7] | 71 | // special constants |
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| 72 | if ( str == "0" ) { |
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| 73 | ret = new ConstantExpr( Constant( (Type *)new ZeroType( noQualifiers ), str, (unsigned long long int)0 ) ); |
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| 74 | goto CLEANUP; |
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| 75 | } // if |
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| 76 | if ( str == "1" ) { |
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| 77 | ret = new ConstantExpr( Constant( (Type *)new OneType( noQualifiers ), str, (unsigned long long int)1 ) ); |
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| 78 | goto CLEANUP; |
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| 79 | } // if |
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[ea6332d] | 80 | |
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[7bf7fb9] | 81 | if ( str[0] == '0' ) { // octal/hex constant ? |
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| 82 | dec = false; |
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| 83 | if ( last != 0 && checkX( str[1] ) ) { // hex constant ? |
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| 84 | sscanf( (char *)str.c_str(), "%llx", &v ); |
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| 85 | //printf( "%llx %llu\n", v, v ); |
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| 86 | } else { // octal constant |
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| 87 | sscanf( (char *)str.c_str(), "%llo", &v ); |
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| 88 | //printf( "%llo %llu\n", v, v ); |
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| 89 | } // if |
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| 90 | } else { // decimal constant ? |
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| 91 | sscanf( (char *)str.c_str(), "%llu", &v ); |
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| 92 | //printf( "%llu %llu\n", v, v ); |
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| 93 | } // if |
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| 94 | |
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| 95 | if ( v <= INT_MAX ) { // signed int |
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| 96 | size = 0; |
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| 97 | } else if ( v <= UINT_MAX && ! dec ) { // unsigned int |
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| 98 | size = 0; |
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| 99 | Unsigned = true; // unsigned |
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| 100 | } else if ( v <= LONG_MAX ) { // signed long int |
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| 101 | size = 1; |
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| 102 | } else if ( v <= ULONG_MAX && ( ! dec || LONG_MAX == LLONG_MAX ) ) { // signed long int |
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| 103 | size = 1; |
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| 104 | Unsigned = true; // unsigned long int |
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| 105 | } else if ( v <= LLONG_MAX ) { // signed long long int |
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| 106 | size = 2; |
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| 107 | } else { // unsigned long long int |
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| 108 | size = 2; |
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| 109 | Unsigned = true; // unsigned long long int |
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| 110 | } // if |
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| 111 | |
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| 112 | if ( checkU( str[last] ) ) { // suffix 'u' ? |
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| 113 | Unsigned = true; |
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| 114 | if ( last > 0 && checkL( str[last - 1] ) ) { // suffix 'l' ? |
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| 115 | size = 1; |
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| 116 | if ( last > 1 && checkL( str[last - 2] ) ) { // suffix 'll' ? |
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| 117 | size = 2; |
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| 118 | } // if |
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| 119 | } // if |
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| 120 | } else if ( checkL( str[ last ] ) ) { // suffix 'l' ? |
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| 121 | size = 1; |
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| 122 | if ( last > 0 && checkL( str[last - 1] ) ) { // suffix 'll' ? |
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| 123 | size = 2; |
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| 124 | if ( last > 1 && checkU( str[last - 2] ) ) { // suffix 'u' ? |
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| 125 | Unsigned = true; |
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| 126 | } // if |
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| 127 | } else { |
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| 128 | if ( last > 0 && checkU( str[last - 1] ) ) { // suffix 'u' ? |
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| 129 | Unsigned = true; |
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| 130 | } // if |
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| 131 | } // if |
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| 132 | } // if |
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| 133 | |
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[6165ce7] | 134 | ret = new ConstantExpr( Constant( new BasicType( noQualifiers, kind[Unsigned][size] ), str, v ) ); |
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| 135 | CLEANUP: |
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[ab57786] | 136 | delete &str; // created by lex |
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| 137 | return ret; |
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[7bf7fb9] | 138 | } // build_constantInteger |
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[51b7345] | 139 | |
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[a2e0687] | 140 | Expression * build_constantFloat( const std::string & str ) { |
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[7bf7fb9] | 141 | static const BasicType::Kind kind[2][3] = { |
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| 142 | { BasicType::Float, BasicType::Double, BasicType::LongDouble }, |
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| 143 | { BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex }, |
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| 144 | }; |
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[59c24b6] | 145 | |
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[7bf7fb9] | 146 | bool complx = false; // real, complex |
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| 147 | int size = 1; // 0 => float, 1 => double (default), 2 => long double |
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| 148 | // floating-point constant has minimum of 2 characters: 1. or .1 |
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| 149 | size_t last = str.length() - 1; |
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[d56e5bc] | 150 | double v; |
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| 151 | |
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| 152 | sscanf( str.c_str(), "%lg", &v ); |
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[51b7345] | 153 | |
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[7bf7fb9] | 154 | if ( checkI( str[last] ) ) { // imaginary ? |
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| 155 | complx = true; |
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| 156 | last -= 1; // backup one character |
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| 157 | } // if |
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[0caaa6a] | 158 | |
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[7bf7fb9] | 159 | if ( checkF( str[last] ) ) { // float ? |
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| 160 | size = 0; |
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| 161 | } else if ( checkD( str[last] ) ) { // double ? |
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| 162 | size = 1; |
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| 163 | } else if ( checkL( str[last] ) ) { // long double ? |
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| 164 | size = 2; |
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| 165 | } // if |
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| 166 | if ( ! complx && checkI( str[last - 1] ) ) { // imaginary ? |
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| 167 | complx = true; |
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| 168 | } // if |
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[51b7345] | 169 | |
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[ac10576] | 170 | Expression * ret = new ConstantExpr( Constant( new BasicType( noQualifiers, kind[complx][size] ), str, v ) ); |
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[ab57786] | 171 | delete &str; // created by lex |
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| 172 | return ret; |
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[7bf7fb9] | 173 | } // build_constantFloat |
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[51b7345] | 174 | |
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[a2e0687] | 175 | Expression * build_constantChar( const std::string & str ) { |
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[ac10576] | 176 | Expression * ret = new ConstantExpr( Constant( new BasicType( noQualifiers, BasicType::Char ), str, (unsigned long long int)(unsigned char)str[1] ) ); |
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[ab57786] | 177 | delete &str; // created by lex |
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| 178 | return ret; |
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[7bf7fb9] | 179 | } // build_constantChar |
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[51b7345] | 180 | |
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[a2e0687] | 181 | ConstantExpr * build_constantStr( const std::string & str ) { |
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[7bf7fb9] | 182 | // string should probably be a primitive type |
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[a2e0687] | 183 | ArrayType * at = new ArrayType( noQualifiers, new BasicType( Type::Qualifiers( Type::Const ), BasicType::Char ), |
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| 184 | new ConstantExpr( Constant::from_ulong( str.size() + 1 - 2 ) ), // +1 for '\0' and -2 for '"' |
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[7bf7fb9] | 185 | false, false ); |
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[a2e0687] | 186 | ConstantExpr * ret = new ConstantExpr( Constant( at, str, (unsigned long long int)0 ) ); // constant 0 is ignored for pure string value |
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[ab57786] | 187 | delete &str; // created by lex |
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| 188 | return ret; |
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[7bf7fb9] | 189 | } // build_constantStr |
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[51b7345] | 190 | |
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[8780e30] | 191 | Expression * build_field_name_FLOATINGconstant( const std::string & str ) { |
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| 192 | // str is of the form A.B -> separate at the . and return member expression |
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| 193 | int a, b; |
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| 194 | char dot; |
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| 195 | std::stringstream ss( str ); |
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| 196 | ss >> a >> dot >> b; |
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[d56e5bc] | 197 | UntypedMemberExpr * ret = new UntypedMemberExpr( new ConstantExpr( Constant::from_int( b ) ), new ConstantExpr( Constant::from_int( a ) ) ); |
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[8780e30] | 198 | delete &str; |
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| 199 | return ret; |
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| 200 | } // build_field_name_FLOATINGconstant |
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| 201 | |
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| 202 | Expression * make_field_name_fraction_constants( Expression * fieldName, Expression * fracts ) { |
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| 203 | if ( fracts ) { |
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| 204 | if ( UntypedMemberExpr * memberExpr = dynamic_cast< UntypedMemberExpr * >( fracts ) ) { |
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| 205 | memberExpr->set_member( make_field_name_fraction_constants( fieldName, memberExpr->get_aggregate() ) ); |
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| 206 | return memberExpr; |
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| 207 | } else { |
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| 208 | return new UntypedMemberExpr( fracts, fieldName ); |
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| 209 | } |
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| 210 | } |
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| 211 | return fieldName; |
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| 212 | } // make_field_name_fraction_constants |
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| 213 | |
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| 214 | Expression * build_field_name_fraction_constants( Expression * fieldName, ExpressionNode * fracts ) { |
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| 215 | return make_field_name_fraction_constants( fieldName, maybeMoveBuild< Expression >( fracts ) ); |
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| 216 | } // build_field_name_fraction_constants |
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| 217 | |
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| 218 | Expression * build_field_name_REALFRACTIONconstant( const std::string & str ) { |
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[0213af6] | 219 | if ( str.find_first_not_of( "0123456789", 1 ) != string::npos ) throw SemanticError( "invalid tuple index " + str ); |
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[8780e30] | 220 | Expression * ret = build_constantInteger( *new std::string( str.substr(1) ) ); |
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| 221 | delete &str; |
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| 222 | return ret; |
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| 223 | } // build_field_name_REALFRACTIONconstant |
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| 224 | |
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| 225 | Expression * build_field_name_REALDECIMALconstant( const std::string & str ) { |
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[0213af6] | 226 | if ( str[str.size()-1] != '.' ) throw SemanticError( "invalid tuple index " + str ); |
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[8780e30] | 227 | Expression * ret = build_constantInteger( *new std::string( str.substr( 0, str.size()-1 ) ) ); |
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| 228 | delete &str; |
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| 229 | return ret; |
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| 230 | } // build_field_name_REALDECIMALconstant |
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| 231 | |
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[a2e0687] | 232 | NameExpr * build_varref( const string * name ) { |
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| 233 | NameExpr * expr = new NameExpr( *name, nullptr ); |
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[7ecbb7e] | 234 | delete name; |
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| 235 | return expr; |
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[a2e0687] | 236 | } // build_varref |
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[51b1202] | 237 | |
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[a2e0687] | 238 | |
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| 239 | static const char * OperName[] = { // must harmonize with OperKinds |
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[5721a6d] | 240 | // diadic |
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[e5f2a67] | 241 | "SizeOf", "AlignOf", "OffsetOf", "?+?", "?-?", "?\\?", "?*?", "?/?", "?%?", "||", "&&", |
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[5721a6d] | 242 | "?|?", "?&?", "?^?", "Cast", "?<<?", "?>>?", "?<?", "?>?", "?<=?", "?>=?", "?==?", "?!=?", |
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[e5f2a67] | 243 | "?=?", "?@=?", "?\\=?", "?*=?", "?/=?", "?%=?", "?+=?", "?-=?", "?<<=?", "?>>=?", "?&=?", "?^=?", "?|=?", |
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[d9e2280] | 244 | "?[?]", "...", |
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[5721a6d] | 245 | // monadic |
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| 246 | "+?", "-?", "AddressOf", "*?", "!?", "~?", "++?", "?++", "--?", "?--", "&&" |
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[a2e0687] | 247 | }; // OperName |
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[5721a6d] | 248 | |
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[a2e0687] | 249 | Expression * build_cast( DeclarationNode * decl_node, ExpressionNode * expr_node ) { |
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| 250 | Type * targetType = maybeMoveBuildType( decl_node ); |
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[d1625f8] | 251 | if ( dynamic_cast< VoidType * >( targetType ) ) { |
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[064e3ff] | 252 | delete targetType; |
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[7ecbb7e] | 253 | return new CastExpr( maybeMoveBuild< Expression >(expr_node) ); |
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[064e3ff] | 254 | } else { |
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[7ecbb7e] | 255 | return new CastExpr( maybeMoveBuild< Expression >(expr_node), targetType ); |
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[064e3ff] | 256 | } // if |
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[a2e0687] | 257 | } // build_cast |
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[a5f0529] | 258 | |
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[a2e0687] | 259 | Expression * build_virtual_cast( DeclarationNode * decl_node, ExpressionNode * expr_node ) { |
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| 260 | Type * targetType = maybeMoveBuildType( decl_node ); |
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| 261 | Expression * castArg = maybeMoveBuild< Expression >( expr_node ); |
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[a5f0529] | 262 | return new VirtualCastExpr( castArg, targetType ); |
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[a2e0687] | 263 | } // build_virtual_cast |
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[064e3ff] | 264 | |
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[a2e0687] | 265 | Expression * build_fieldSel( ExpressionNode * expr_node, Expression * member ) { |
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| 266 | UntypedMemberExpr * ret = new UntypedMemberExpr( member, maybeMoveBuild< Expression >(expr_node) ); |
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[064e3ff] | 267 | return ret; |
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[a2e0687] | 268 | } // build_fieldSel |
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[064e3ff] | 269 | |
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[a2e0687] | 270 | Expression * build_pfieldSel( ExpressionNode * expr_node, Expression * member ) { |
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| 271 | UntypedExpr * deref = new UntypedExpr( new NameExpr( "*?" ) ); |
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[64ac636] | 272 | deref->location = expr_node->location; |
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[7ecbb7e] | 273 | deref->get_args().push_back( maybeMoveBuild< Expression >(expr_node) ); |
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[a2e0687] | 274 | UntypedMemberExpr * ret = new UntypedMemberExpr( member, deref ); |
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[064e3ff] | 275 | return ret; |
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[a2e0687] | 276 | } // build_pfieldSel |
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[064e3ff] | 277 | |
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[a2e0687] | 278 | Expression * build_addressOf( ExpressionNode * expr_node ) { |
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[7ecbb7e] | 279 | return new AddressExpr( maybeMoveBuild< Expression >(expr_node) ); |
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[a2e0687] | 280 | } // build_addressOf |
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| 281 | |
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| 282 | Expression * build_sizeOfexpr( ExpressionNode * expr_node ) { |
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[7ecbb7e] | 283 | return new SizeofExpr( maybeMoveBuild< Expression >(expr_node) ); |
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[a2e0687] | 284 | } // build_sizeOfexpr |
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| 285 | |
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| 286 | Expression * build_sizeOftype( DeclarationNode * decl_node ) { |
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[4f147cc] | 287 | return new SizeofExpr( maybeMoveBuildType( decl_node ) ); |
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[a2e0687] | 288 | } // build_sizeOftype |
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| 289 | |
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| 290 | Expression * build_alignOfexpr( ExpressionNode * expr_node ) { |
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[7ecbb7e] | 291 | return new AlignofExpr( maybeMoveBuild< Expression >(expr_node) ); |
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[a2e0687] | 292 | } // build_alignOfexpr |
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| 293 | |
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| 294 | Expression * build_alignOftype( DeclarationNode * decl_node ) { |
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[4f147cc] | 295 | return new AlignofExpr( maybeMoveBuildType( decl_node) ); |
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[a2e0687] | 296 | } // build_alignOftype |
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| 297 | |
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| 298 | Expression * build_offsetOf( DeclarationNode * decl_node, NameExpr * member ) { |
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[a7c90d4] | 299 | Expression * ret = new UntypedOffsetofExpr( maybeMoveBuildType( decl_node ), member->get_name() ); |
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[ac71a86] | 300 | delete member; |
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| 301 | return ret; |
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[a2e0687] | 302 | } // build_offsetOf |
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[064e3ff] | 303 | |
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[a2e0687] | 304 | Expression * build_and_or( ExpressionNode * expr_node1, ExpressionNode * expr_node2, bool kind ) { |
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[7ecbb7e] | 305 | return new LogicalExpr( notZeroExpr( maybeMoveBuild< Expression >(expr_node1) ), notZeroExpr( maybeMoveBuild< Expression >(expr_node2) ), kind ); |
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[a2e0687] | 306 | } // build_and_or |
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[51e076e] | 307 | |
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[a2e0687] | 308 | Expression * build_unary_val( OperKinds op, ExpressionNode * expr_node ) { |
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[7880579] | 309 | std::list< Expression * > args; |
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[7ecbb7e] | 310 | args.push_back( maybeMoveBuild< Expression >(expr_node) ); |
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[d9e2280] | 311 | return new UntypedExpr( new NameExpr( OperName[ (int)op ] ), args ); |
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[a2e0687] | 312 | } // build_unary_val |
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| 313 | |
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| 314 | Expression * build_unary_ptr( OperKinds op, ExpressionNode * expr_node ) { |
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[7880579] | 315 | std::list< Expression * > args; |
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[cda7889] | 316 | args.push_back( maybeMoveBuild< Expression >(expr_node) ); // xxx |
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[d9e2280] | 317 | return new UntypedExpr( new NameExpr( OperName[ (int)op ] ), args ); |
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[a2e0687] | 318 | } // build_unary_ptr |
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| 319 | |
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| 320 | Expression * build_binary_val( OperKinds op, ExpressionNode * expr_node1, ExpressionNode * expr_node2 ) { |
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[7880579] | 321 | std::list< Expression * > args; |
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[7ecbb7e] | 322 | args.push_back( maybeMoveBuild< Expression >(expr_node1) ); |
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| 323 | args.push_back( maybeMoveBuild< Expression >(expr_node2) ); |
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[d9e2280] | 324 | return new UntypedExpr( new NameExpr( OperName[ (int)op ] ), args ); |
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[a2e0687] | 325 | } // build_binary_val |
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| 326 | |
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| 327 | Expression * build_binary_ptr( OperKinds op, ExpressionNode * expr_node1, ExpressionNode * expr_node2 ) { |
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[7880579] | 328 | std::list< Expression * > args; |
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[cda7889] | 329 | args.push_back( maybeMoveBuild< Expression >(expr_node1) ); |
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[7ecbb7e] | 330 | args.push_back( maybeMoveBuild< Expression >(expr_node2) ); |
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[d9e2280] | 331 | return new UntypedExpr( new NameExpr( OperName[ (int)op ] ), args ); |
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[a2e0687] | 332 | } // build_binary_ptr |
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[51e076e] | 333 | |
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[a2e0687] | 334 | Expression * build_cond( ExpressionNode * expr_node1, ExpressionNode * expr_node2, ExpressionNode * expr_node3 ) { |
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[7ecbb7e] | 335 | return new ConditionalExpr( notZeroExpr( maybeMoveBuild< Expression >(expr_node1) ), maybeMoveBuild< Expression >(expr_node2), maybeMoveBuild< Expression >(expr_node3) ); |
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[a2e0687] | 336 | } // build_cond |
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[51e076e] | 337 | |
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[a2e0687] | 338 | Expression * build_comma( ExpressionNode * expr_node1, ExpressionNode * expr_node2 ) { |
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[7ecbb7e] | 339 | return new CommaExpr( maybeMoveBuild< Expression >(expr_node1), maybeMoveBuild< Expression >(expr_node2) ); |
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[a2e0687] | 340 | } // build_comma |
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[51e076e] | 341 | |
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[a2e0687] | 342 | Expression * build_attrexpr( NameExpr * var, ExpressionNode * expr_node ) { |
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[7ecbb7e] | 343 | return new AttrExpr( var, maybeMoveBuild< Expression >(expr_node) ); |
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[a2e0687] | 344 | } // build_attrexpr |
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| 345 | |
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| 346 | Expression * build_attrtype( NameExpr * var, DeclarationNode * decl_node ) { |
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[4f147cc] | 347 | return new AttrExpr( var, maybeMoveBuildType( decl_node ) ); |
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[a2e0687] | 348 | } // build_attrtype |
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[9706554] | 349 | |
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[a2e0687] | 350 | Expression * build_tuple( ExpressionNode * expr_node ) { |
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[907eccb] | 351 | std::list< Expression * > exprs; |
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| 352 | buildMoveList( expr_node, exprs ); |
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| 353 | return new UntypedTupleExpr( exprs );; |
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[a2e0687] | 354 | } // build_tuple |
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[9706554] | 355 | |
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[a2e0687] | 356 | Expression * build_func( ExpressionNode * function, ExpressionNode * expr_node ) { |
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[7880579] | 357 | std::list< Expression * > args; |
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[7ecbb7e] | 358 | buildMoveList( expr_node, args ); |
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| 359 | return new UntypedExpr( maybeMoveBuild< Expression >(function), args, nullptr ); |
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[a2e0687] | 360 | } // build_func |
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[9706554] | 361 | |
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[a2e0687] | 362 | Expression * build_range( ExpressionNode * low, ExpressionNode * high ) { |
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[7ecbb7e] | 363 | return new RangeExpr( maybeMoveBuild< Expression >( low ), maybeMoveBuild< Expression >( high ) ); |
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[a2e0687] | 364 | } // build_range |
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[51b7345] | 365 | |
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[a2e0687] | 366 | Expression * build_asmexpr( ExpressionNode * inout, ConstantExpr * constraint, ExpressionNode * operand ) { |
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[7ecbb7e] | 367 | return new AsmExpr( maybeMoveBuild< Expression >( inout ), constraint, maybeMoveBuild< Expression >(operand) ); |
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[a2e0687] | 368 | } // build_asmexpr |
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[7f5566b] | 369 | |
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[a2e0687] | 370 | Expression * build_valexpr( StatementNode * s ) { |
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[af5c204a] | 371 | return new StmtExpr( dynamic_cast< CompoundStmt * >(maybeMoveBuild< Statement >(s) ) ); |
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[a2e0687] | 372 | } // build_valexpr |
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| 373 | |
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| 374 | Expression * build_typevalue( DeclarationNode * decl ) { |
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[4f147cc] | 375 | return new TypeExpr( maybeMoveBuildType( decl ) ); |
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[a2e0687] | 376 | } // build_typevalue |
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[630a82a] | 377 | |
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[a2e0687] | 378 | Expression * build_compoundLiteral( DeclarationNode * decl_node, InitializerNode * kids ) { |
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[7880579] | 379 | Declaration * newDecl = maybeBuild< Declaration >(decl_node); // compound literal type |
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[630a82a] | 380 | if ( DeclarationWithType * newDeclWithType = dynamic_cast< DeclarationWithType * >( newDecl ) ) { // non-sue compound-literal type |
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[7ecbb7e] | 381 | return new CompoundLiteralExpr( newDeclWithType->get_type(), maybeMoveBuild< Initializer >(kids) ); |
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[630a82a] | 382 | // these types do not have associated type information |
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| 383 | } else if ( StructDecl * newDeclStructDecl = dynamic_cast< StructDecl * >( newDecl ) ) { |
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[fbcde64] | 384 | if ( newDeclStructDecl->has_body() ) { |
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| 385 | return new CompoundLiteralExpr( new StructInstType( Type::Qualifiers(), newDeclStructDecl ), maybeMoveBuild< Initializer >(kids) ); |
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| 386 | } else { |
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| 387 | return new CompoundLiteralExpr( new StructInstType( Type::Qualifiers(), newDeclStructDecl->get_name() ), maybeMoveBuild< Initializer >(kids) ); |
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| 388 | } // if |
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[630a82a] | 389 | } else if ( UnionDecl * newDeclUnionDecl = dynamic_cast< UnionDecl * >( newDecl ) ) { |
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[fbcde64] | 390 | if ( newDeclUnionDecl->has_body() ) { |
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| 391 | return new CompoundLiteralExpr( new UnionInstType( Type::Qualifiers(), newDeclUnionDecl ), maybeMoveBuild< Initializer >(kids) ); |
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| 392 | } else { |
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| 393 | return new CompoundLiteralExpr( new UnionInstType( Type::Qualifiers(), newDeclUnionDecl->get_name() ), maybeMoveBuild< Initializer >(kids) ); |
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| 394 | } // if |
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[630a82a] | 395 | } else if ( EnumDecl * newDeclEnumDecl = dynamic_cast< EnumDecl * >( newDecl ) ) { |
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[fbcde64] | 396 | if ( newDeclEnumDecl->has_body() ) { |
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| 397 | return new CompoundLiteralExpr( new EnumInstType( Type::Qualifiers(), newDeclEnumDecl ), maybeMoveBuild< Initializer >(kids) ); |
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| 398 | } else { |
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| 399 | return new CompoundLiteralExpr( new EnumInstType( Type::Qualifiers(), newDeclEnumDecl->get_name() ), maybeMoveBuild< Initializer >(kids) ); |
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| 400 | } // if |
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[630a82a] | 401 | } else { |
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| 402 | assert( false ); |
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| 403 | } // if |
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[a2e0687] | 404 | } // build_compoundLiteral |
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[630a82a] | 405 | |
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[b87a5ed] | 406 | // Local Variables: // |
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| 407 | // tab-width: 4 // |
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| 408 | // mode: c++ // |
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| 409 | // compile-command: "make install" // |
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| 410 | // End: // |
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