[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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[097e2b0] | 11 | // Last Modified By : Peter A. Buhr |
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[d1625f8] | 12 | // Last Modified On : Tue Aug 9 12:28:40 2016 |
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| 13 | // Update Count : 482 |
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[0caaa6a] | 14 | // |
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[b87a5ed] | 15 | |
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[51b7345] | 16 | #include <cassert> |
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| 17 | #include <cctype> |
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[7bf7fb9] | 18 | #include <climits> |
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| 19 | #include <cstdio> |
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[51b7345] | 20 | #include <algorithm> |
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[59db689] | 21 | #include <sstream> |
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[51b7345] | 22 | |
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| 23 | #include "ParseNode.h" |
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[630a82a] | 24 | #include "TypeData.h" |
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[51b7345] | 25 | #include "SynTree/Constant.h" |
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| 26 | #include "SynTree/Expression.h" |
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[630a82a] | 27 | #include "SynTree/Declaration.h" |
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[d3b7937] | 28 | #include "Common/UnimplementedError.h" |
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[51b7345] | 29 | #include "parseutility.h" |
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[d3b7937] | 30 | #include "Common/utility.h" |
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[51b7345] | 31 | |
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| 32 | using namespace std; |
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| 33 | |
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[d1625f8] | 34 | ExpressionNode::ExpressionNode( const ExpressionNode &other ) : ParseNode( other.name ), extension( other.extension ) {} |
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[51b7345] | 35 | |
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[cd623a4] | 36 | //############################################################################## |
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| 37 | |
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[7bf7fb9] | 38 | // Difficult to separate extra parts of constants during lexing because actions are not allow in the middle of patterns: |
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| 39 | // |
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| 40 | // prefix action constant action suffix |
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| 41 | // |
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| 42 | // Alternatively, breaking a pattern using BEGIN does not work if the following pattern can be empty: |
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| 43 | // |
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| 44 | // constant BEGIN CONT ... |
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| 45 | // <CONT>(...)? BEGIN 0 ... // possible empty suffix |
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| 46 | // |
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| 47 | // because the CONT rule is NOT triggered if the pattern is empty. Hence, constants are reparsed here to determine their |
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| 48 | // type. |
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| 49 | |
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| 50 | static Type::Qualifiers emptyQualifiers; // no qualifiers on constants |
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| 51 | |
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| 52 | static inline bool checkU( char c ) { return c == 'u' || c == 'U'; } |
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| 53 | static inline bool checkL( char c ) { return c == 'l' || c == 'L'; } |
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| 54 | static inline bool checkF( char c ) { return c == 'f' || c == 'F'; } |
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| 55 | static inline bool checkD( char c ) { return c == 'd' || c == 'D'; } |
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| 56 | static inline bool checkI( char c ) { return c == 'i' || c == 'I'; } |
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| 57 | static inline bool checkX( char c ) { return c == 'x' || c == 'X'; } |
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| 58 | |
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[d1625f8] | 59 | Expression *build_constantInteger( std::string & str ) { |
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[7bf7fb9] | 60 | static const BasicType::Kind kind[2][3] = { |
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| 61 | { BasicType::SignedInt, BasicType::LongSignedInt, BasicType::LongLongSignedInt }, |
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| 62 | { BasicType::UnsignedInt, BasicType::LongUnsignedInt, BasicType::LongLongUnsignedInt }, |
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| 63 | }; |
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| 64 | bool dec = true, Unsigned = false; // decimal, unsigned constant |
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| 65 | int size; // 0 => int, 1 => long, 2 => long long |
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| 66 | unsigned long long v; // converted integral value |
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| 67 | size_t last = str.length() - 1; // last character of constant |
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| 68 | |
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| 69 | if ( str[0] == '0' ) { // octal/hex constant ? |
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| 70 | dec = false; |
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| 71 | if ( last != 0 && checkX( str[1] ) ) { // hex constant ? |
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| 72 | sscanf( (char *)str.c_str(), "%llx", &v ); |
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| 73 | //printf( "%llx %llu\n", v, v ); |
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| 74 | } else { // octal constant |
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| 75 | sscanf( (char *)str.c_str(), "%llo", &v ); |
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| 76 | //printf( "%llo %llu\n", v, v ); |
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| 77 | } // if |
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| 78 | } else { // decimal constant ? |
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| 79 | sscanf( (char *)str.c_str(), "%llu", &v ); |
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| 80 | //printf( "%llu %llu\n", v, v ); |
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| 81 | } // if |
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| 82 | |
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| 83 | if ( v <= INT_MAX ) { // signed int |
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| 84 | size = 0; |
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| 85 | } else if ( v <= UINT_MAX && ! dec ) { // unsigned int |
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| 86 | size = 0; |
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| 87 | Unsigned = true; // unsigned |
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| 88 | } else if ( v <= LONG_MAX ) { // signed long int |
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| 89 | size = 1; |
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| 90 | } else if ( v <= ULONG_MAX && ( ! dec || LONG_MAX == LLONG_MAX ) ) { // signed long int |
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| 91 | size = 1; |
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| 92 | Unsigned = true; // unsigned long int |
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| 93 | } else if ( v <= LLONG_MAX ) { // signed long long int |
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| 94 | size = 2; |
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| 95 | } else { // unsigned long long int |
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| 96 | size = 2; |
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| 97 | Unsigned = true; // unsigned long long int |
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| 98 | } // if |
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| 99 | |
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| 100 | if ( checkU( str[last] ) ) { // suffix 'u' ? |
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| 101 | Unsigned = true; |
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| 102 | if ( last > 0 && checkL( str[last - 1] ) ) { // suffix 'l' ? |
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| 103 | size = 1; |
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| 104 | if ( last > 1 && checkL( str[last - 2] ) ) { // suffix 'll' ? |
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| 105 | size = 2; |
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| 106 | } // if |
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| 107 | } // if |
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| 108 | } else if ( checkL( str[ last ] ) ) { // suffix 'l' ? |
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| 109 | size = 1; |
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| 110 | if ( last > 0 && checkL( str[last - 1] ) ) { // suffix 'll' ? |
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| 111 | size = 2; |
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| 112 | if ( last > 1 && checkU( str[last - 2] ) ) { // suffix 'u' ? |
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| 113 | Unsigned = true; |
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| 114 | } // if |
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| 115 | } else { |
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| 116 | if ( last > 0 && checkU( str[last - 1] ) ) { // suffix 'u' ? |
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| 117 | Unsigned = true; |
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| 118 | } // if |
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| 119 | } // if |
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| 120 | } // if |
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| 121 | |
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[d1625f8] | 122 | return new ConstantExpr( Constant( new BasicType( emptyQualifiers, kind[Unsigned][size] ), str ) ); |
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[7bf7fb9] | 123 | } // build_constantInteger |
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[51b7345] | 124 | |
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[d1625f8] | 125 | Expression *build_constantFloat( std::string & str ) { |
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[7bf7fb9] | 126 | static const BasicType::Kind kind[2][3] = { |
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| 127 | { BasicType::Float, BasicType::Double, BasicType::LongDouble }, |
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| 128 | { BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex }, |
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| 129 | }; |
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[59c24b6] | 130 | |
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[7bf7fb9] | 131 | bool complx = false; // real, complex |
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| 132 | int size = 1; // 0 => float, 1 => double (default), 2 => long double |
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| 133 | // floating-point constant has minimum of 2 characters: 1. or .1 |
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| 134 | size_t last = str.length() - 1; |
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[51b7345] | 135 | |
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[7bf7fb9] | 136 | if ( checkI( str[last] ) ) { // imaginary ? |
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| 137 | complx = true; |
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| 138 | last -= 1; // backup one character |
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| 139 | } // if |
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[0caaa6a] | 140 | |
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[7bf7fb9] | 141 | if ( checkF( str[last] ) ) { // float ? |
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| 142 | size = 0; |
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| 143 | } else if ( checkD( str[last] ) ) { // double ? |
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| 144 | size = 1; |
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| 145 | } else if ( checkL( str[last] ) ) { // long double ? |
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| 146 | size = 2; |
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| 147 | } // if |
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| 148 | if ( ! complx && checkI( str[last - 1] ) ) { // imaginary ? |
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| 149 | complx = true; |
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| 150 | } // if |
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[51b7345] | 151 | |
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[d1625f8] | 152 | return new ConstantExpr( Constant( new BasicType( emptyQualifiers, kind[complx][size] ), str ) ); |
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[7bf7fb9] | 153 | } // build_constantFloat |
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[51b7345] | 154 | |
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[d1625f8] | 155 | Expression *build_constantChar( std::string & str ) { |
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| 156 | return new ConstantExpr( Constant( new BasicType( emptyQualifiers, BasicType::Char ), str ) ); |
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[7bf7fb9] | 157 | } // build_constantChar |
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[51b7345] | 158 | |
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[d1625f8] | 159 | ConstantExpr *build_constantStr( std::string & str ) { |
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[7bf7fb9] | 160 | // string should probably be a primitive type |
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| 161 | ArrayType *at = new ArrayType( emptyQualifiers, new BasicType( emptyQualifiers, BasicType::Char ), |
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| 162 | new ConstantExpr( Constant( new BasicType( emptyQualifiers, BasicType::UnsignedInt ), |
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| 163 | toString( str.size()+1-2 ) ) ), // +1 for '\0' and -2 for '"' |
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| 164 | false, false ); |
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[d1625f8] | 165 | return new ConstantExpr( Constant( at, str ) ); |
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[7bf7fb9] | 166 | } // build_constantStr |
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[51b7345] | 167 | |
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[cd623a4] | 168 | //############################################################################## |
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| 169 | |
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[7bf7fb9] | 170 | //Expression *build_varref( ExpressionNode expr ) { |
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| 171 | // return new NameExpr( get_name(), maybeBuild<Expression>( get_argName() ) ); |
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| 172 | //} |
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[51b7345] | 173 | |
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[d1625f8] | 174 | // VarRefNode::VarRefNode( const string *name, bool labelp ) : ExpressionNode( nullptr, name ), isLabel( labelp ) {} |
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[51b7345] | 175 | |
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[d1625f8] | 176 | // VarRefNode::VarRefNode( const VarRefNode &other ) : ExpressionNode( other ), isLabel( other.isLabel ) {} |
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[51b7345] | 177 | |
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[d1625f8] | 178 | // Expression *VarRefNode::build() const { |
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| 179 | // return new NameExpr( get_name(), maybeBuild< Expression >( get_argName() ) ); |
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| 180 | // } |
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[51b7345] | 181 | |
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[d1625f8] | 182 | // void VarRefNode::printOneLine( std::ostream &os, int indent ) const { |
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| 183 | // printDesignation( os ); |
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| 184 | // os << get_name() << ' '; |
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| 185 | // } |
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[cd623a4] | 186 | |
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[d1625f8] | 187 | // void VarRefNode::print( std::ostream &os, int indent ) const { |
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| 188 | // printDesignation( os ); |
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| 189 | // os << string( indent, ' ' ) << "Referencing: "; |
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| 190 | // os << "Variable: " << get_name(); |
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| 191 | // os << endl; |
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| 192 | // } |
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[51b1202] | 193 | |
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[d1625f8] | 194 | NameExpr * build_varref( const string *name, bool labelp ) { |
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| 195 | return new NameExpr( *name, nullptr ); |
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[51b1202] | 196 | } |
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| 197 | |
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[d1625f8] | 198 | //############################################################################## |
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[51b1202] | 199 | |
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[d1625f8] | 200 | // DesignatorNode::DesignatorNode( ExpressionNode *expr, bool isArrayIndex, bool isVarRef ) : isArrayIndex( isArrayIndex ) { |
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| 201 | // set_argName( expr ); |
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| 202 | // } |
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| 203 | |
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| 204 | // DesignatorNode::DesignatorNode( const DesignatorNode &other ) : ExpressionNode( other ), isArrayIndex( other.isArrayIndex ) {} |
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| 205 | |
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| 206 | // class DesignatorFixer : public Mutator { |
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| 207 | // public: |
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| 208 | // virtual Expression* mutate( NameExpr *nameExpr ) { |
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| 209 | // if ( nameExpr->get_name() == "0" || nameExpr->get_name() == "1" ) { |
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| 210 | // Constant val( new BasicType( Type::Qualifiers(), BasicType::SignedInt ), nameExpr->get_name() ); |
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| 211 | // delete nameExpr; |
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| 212 | // return new ConstantExpr( val ); |
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| 213 | // } |
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| 214 | // return nameExpr; |
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| 215 | // } |
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| 216 | // }; |
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| 217 | |
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| 218 | // Expression *DesignatorNode::build() const { |
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| 219 | // return maybeBuild<Expression>(get_argName()); |
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| 220 | // } |
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| 221 | |
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| 222 | // void DesignatorNode::printOneLine( std::ostream &os, int indent ) const { |
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| 223 | // if ( get_argName() ) { |
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| 224 | // if ( isArrayIndex ) { |
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| 225 | // os << "["; |
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| 226 | // get_argName()->printOneLine( os, indent ); |
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| 227 | // os << "]"; |
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| 228 | // } else { |
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| 229 | // os << "."; |
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| 230 | // get_argName()->printOneLine( os, indent ); |
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| 231 | // } |
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| 232 | // } // if |
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| 233 | // } |
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| 234 | |
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| 235 | // void DesignatorNode::print( std::ostream &os, int indent ) const { |
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| 236 | // if ( get_argName() ) { |
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| 237 | // if ( isArrayIndex ) { |
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| 238 | // os << "["; |
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| 239 | // get_argName()->print( os, indent ); |
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| 240 | // os << "]"; |
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| 241 | // } else { |
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| 242 | // os << "."; |
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| 243 | // get_argName()->print( os, indent ); |
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| 244 | // } |
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| 245 | // } // if |
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| 246 | // } |
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[51b1202] | 247 | |
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| 248 | //############################################################################## |
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| 249 | |
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[d9e2280] | 250 | static const char *OperName[] = { |
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[5721a6d] | 251 | // diadic |
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[7bf7fb9] | 252 | "SizeOf", "AlignOf", "OffsetOf", "?+?", "?-?", "?*?", "?/?", "?%?", "||", "&&", |
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[5721a6d] | 253 | "?|?", "?&?", "?^?", "Cast", "?<<?", "?>>?", "?<?", "?>?", "?<=?", "?>=?", "?==?", "?!=?", |
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| 254 | "?=?", "?*=?", "?/=?", "?%=?", "?+=?", "?-=?", "?<<=?", "?>>=?", "?&=?", "?^=?", "?|=?", |
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[d9e2280] | 255 | "?[?]", "...", |
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[5721a6d] | 256 | // monadic |
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| 257 | "+?", "-?", "AddressOf", "*?", "!?", "~?", "++?", "?++", "--?", "?--", "&&" |
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| 258 | }; |
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| 259 | |
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[cd623a4] | 260 | //############################################################################## |
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| 261 | |
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[d1625f8] | 262 | Expression *build_cast( DeclarationNode *decl_node, ExpressionNode *expr_node ) { |
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[064e3ff] | 263 | Type *targetType = decl_node->buildType(); |
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[d1625f8] | 264 | if ( dynamic_cast< VoidType * >( targetType ) ) { |
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[064e3ff] | 265 | delete targetType; |
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| 266 | return new CastExpr( maybeBuild<Expression>(expr_node) ); |
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| 267 | } else { |
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| 268 | return new CastExpr( maybeBuild<Expression>(expr_node), targetType ); |
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| 269 | } // if |
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| 270 | } |
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| 271 | |
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[d1625f8] | 272 | Expression *build_fieldSel( ExpressionNode *expr_node, NameExpr *member ) { |
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| 273 | UntypedMemberExpr *ret = new UntypedMemberExpr( member->get_name(), maybeBuild<Expression>(expr_node) ); |
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[064e3ff] | 274 | delete member; |
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| 275 | return ret; |
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| 276 | } |
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| 277 | |
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[d1625f8] | 278 | Expression *build_pfieldSel( ExpressionNode *expr_node, NameExpr *member ) { |
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[064e3ff] | 279 | UntypedExpr *deref = new UntypedExpr( new NameExpr( "*?" ) ); |
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| 280 | deref->get_args().push_back( maybeBuild<Expression>(expr_node) ); |
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[d1625f8] | 281 | UntypedMemberExpr *ret = new UntypedMemberExpr( member->get_name(), deref ); |
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[064e3ff] | 282 | delete member; |
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| 283 | return ret; |
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| 284 | } |
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| 285 | |
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| 286 | Expression *build_addressOf( ExpressionNode *expr_node ) { |
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| 287 | return new AddressExpr( maybeBuild<Expression>(expr_node) ); |
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| 288 | } |
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[d1625f8] | 289 | Expression *build_sizeOfexpr( ExpressionNode *expr_node ) { |
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| 290 | return new SizeofExpr( maybeBuild<Expression>(expr_node) ); |
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[064e3ff] | 291 | } |
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[d1625f8] | 292 | Expression *build_sizeOftype( DeclarationNode *decl_node ) { |
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| 293 | return new SizeofExpr( decl_node->buildType() ); |
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| 294 | } |
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| 295 | Expression *build_alignOfexpr( ExpressionNode *expr_node ) { |
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| 296 | return new AlignofExpr( maybeBuild<Expression>(expr_node) ); |
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| 297 | } |
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| 298 | Expression *build_alignOftype( DeclarationNode *decl_node ) { |
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| 299 | return new AlignofExpr( decl_node->buildType() ); |
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[064e3ff] | 300 | } |
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[d1625f8] | 301 | Expression *build_offsetOf( DeclarationNode *decl_node, NameExpr *member ) { |
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| 302 | return new UntypedOffsetofExpr( decl_node->buildType(), member->get_name() ); |
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[064e3ff] | 303 | } |
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| 304 | |
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[51e076e] | 305 | Expression *build_and_or( ExpressionNode *expr_node1, ExpressionNode *expr_node2, bool kind ) { |
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| 306 | return new LogicalExpr( notZeroExpr( maybeBuild<Expression>(expr_node1) ), notZeroExpr( maybeBuild<Expression>(expr_node2) ), kind ); |
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| 307 | } |
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| 308 | |
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[d9e2280] | 309 | Expression *build_unary_val( OperKinds op, ExpressionNode *expr_node ) { |
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[9706554] | 310 | std::list<Expression *> args; |
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| 311 | args.push_back( maybeBuild<Expression>(expr_node) ); |
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[d9e2280] | 312 | return new UntypedExpr( new NameExpr( OperName[ (int)op ] ), args ); |
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[9706554] | 313 | } |
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[d9e2280] | 314 | Expression *build_unary_ptr( OperKinds op, ExpressionNode *expr_node ) { |
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[51e076e] | 315 | std::list<Expression *> args; |
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| 316 | args.push_back( new AddressExpr( maybeBuild<Expression>(expr_node) ) ); |
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[d9e2280] | 317 | return new UntypedExpr( new NameExpr( OperName[ (int)op ] ), args ); |
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[51e076e] | 318 | } |
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[d9e2280] | 319 | Expression *build_binary_val( OperKinds op, ExpressionNode *expr_node1, ExpressionNode *expr_node2 ) { |
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[51e076e] | 320 | std::list<Expression *> args; |
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| 321 | args.push_back( maybeBuild<Expression>(expr_node1) ); |
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| 322 | args.push_back( maybeBuild<Expression>(expr_node2) ); |
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[d9e2280] | 323 | return new UntypedExpr( new NameExpr( OperName[ (int)op ] ), args ); |
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[51e076e] | 324 | } |
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[d9e2280] | 325 | Expression *build_binary_ptr( OperKinds op, ExpressionNode *expr_node1, ExpressionNode *expr_node2 ) { |
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[9706554] | 326 | std::list<Expression *> args; |
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| 327 | args.push_back( new AddressExpr( maybeBuild<Expression>(expr_node1) ) ); |
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| 328 | args.push_back( maybeBuild<Expression>(expr_node2) ); |
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[d9e2280] | 329 | return new UntypedExpr( new NameExpr( OperName[ (int)op ] ), args ); |
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[9706554] | 330 | } |
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[51e076e] | 331 | |
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| 332 | Expression *build_cond( ExpressionNode *expr_node1, ExpressionNode *expr_node2, ExpressionNode *expr_node3 ) { |
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| 333 | return new ConditionalExpr( notZeroExpr( maybeBuild<Expression>(expr_node1) ), maybeBuild<Expression>(expr_node2), maybeBuild<Expression>(expr_node3) ); |
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| 334 | } |
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| 335 | |
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| 336 | Expression *build_comma( ExpressionNode *expr_node1, ExpressionNode *expr_node2 ) { |
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| 337 | return new CommaExpr( maybeBuild<Expression>(expr_node1), maybeBuild<Expression>(expr_node2) ); |
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| 338 | } |
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| 339 | |
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[d1625f8] | 340 | Expression *build_attrexpr( NameExpr *var, ExpressionNode * expr_node ) { |
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| 341 | return new AttrExpr( var, maybeBuild<Expression>(expr_node) ); |
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| 342 | } |
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| 343 | Expression *build_attrtype( NameExpr *var, DeclarationNode * decl_node ) { |
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| 344 | return new AttrExpr( var, decl_node->buildType() ); |
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[9706554] | 345 | } |
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| 346 | |
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[d1625f8] | 347 | Expression *build_tuple( ExpressionNode * expr_node ) { |
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[9706554] | 348 | TupleExpr *ret = new TupleExpr(); |
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[d1625f8] | 349 | buildList( expr_node, ret->get_exprs() ); |
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[9706554] | 350 | return ret; |
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| 351 | } |
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| 352 | |
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[d1625f8] | 353 | Expression *build_func( ExpressionNode * function, ExpressionNode * expr_node ) { |
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[9706554] | 354 | std::list<Expression *> args; |
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| 355 | |
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[d1625f8] | 356 | buildList( expr_node, args ); |
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[9706554] | 357 | return new UntypedExpr( maybeBuild<Expression>(function), args, nullptr ); |
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| 358 | } |
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| 359 | |
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[d9e2280] | 360 | Expression *build_range( ExpressionNode * low, ExpressionNode *high ) { |
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| 361 | Expression *low_cexpr = maybeBuild<Expression>( low ); |
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| 362 | Expression *high_cexpr = maybeBuild<Expression>( high ); |
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| 363 | return new RangeExpr( low_cexpr, high_cexpr ); |
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[51b7345] | 364 | } |
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| 365 | |
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[cd623a4] | 366 | //############################################################################## |
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| 367 | |
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[d1625f8] | 368 | // Expression *AsmExprNode::build() const { |
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| 369 | // return new AsmExpr( maybeBuild< Expression >( inout ), (ConstantExpr *)maybeBuild<Expression>(constraint), maybeBuild<Expression>(operand) ); |
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| 370 | // } |
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| 371 | |
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| 372 | // void AsmExprNode::print( std::ostream &os, int indent ) const { |
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| 373 | // os << string( indent, ' ' ) << "Assembler Expression:" << endl; |
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| 374 | // if ( inout ) { |
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| 375 | // os << string( indent, ' ' ) << "inout: " << std::endl; |
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| 376 | // inout->print( os, indent + 2 ); |
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| 377 | // } // if |
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| 378 | // if ( constraint ) { |
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| 379 | // os << string( indent, ' ' ) << "constraint: " << std::endl; |
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| 380 | // constraint->print( os, indent + 2 ); |
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| 381 | // } // if |
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| 382 | // if ( operand ) { |
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| 383 | // os << string( indent, ' ' ) << "operand: " << std::endl; |
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| 384 | // operand->print( os, indent + 2 ); |
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| 385 | // } // if |
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| 386 | // } |
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| 387 | |
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| 388 | // void AsmExprNode::printOneLine( std::ostream &os, int indent ) const { |
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| 389 | // printDesignation( os ); |
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| 390 | // os << "( "; |
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| 391 | // if ( inout ) inout->printOneLine( os, indent + 2 ); |
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| 392 | // os << ", "; |
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| 393 | // if ( constraint ) constraint->printOneLine( os, indent + 2 ); |
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| 394 | // os << ", "; |
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| 395 | // if ( operand ) operand->printOneLine( os, indent + 2 ); |
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| 396 | // os << ") "; |
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| 397 | // } |
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| 398 | |
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| 399 | Expression *build_asm( ExpressionNode *inout, ConstantExpr *constraint, ExpressionNode *operand ) { |
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| 400 | return new AsmExpr( maybeBuild< Expression >( inout ), constraint, maybeBuild<Expression>(operand) ); |
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[7f5566b] | 401 | } |
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| 402 | |
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| 403 | //############################################################################## |
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| 404 | |
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| 405 | void LabelNode::print( std::ostream &os, int indent ) const {} |
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| 406 | |
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| 407 | void LabelNode::printOneLine( std::ostream &os, int indent ) const {} |
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| 408 | |
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| 409 | //############################################################################## |
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| 410 | |
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[d1625f8] | 411 | // ValofExprNode::ValofExprNode( StatementNode *s ): body( s ) {} |
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[51b7345] | 412 | |
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[d1625f8] | 413 | // ValofExprNode::ValofExprNode( const ValofExprNode &other ) : ExpressionNode( other ), body( maybeClone( body ) ) { |
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| 414 | // } |
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[51b7345] | 415 | |
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[d1625f8] | 416 | // ValofExprNode::~ValofExprNode() { |
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| 417 | // delete body; |
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| 418 | // } |
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[51b7345] | 419 | |
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[d1625f8] | 420 | // void ValofExprNode::print( std::ostream &os, int indent ) const { |
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| 421 | // os << string( indent, ' ' ) << "Valof Expression:" << std::endl; |
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| 422 | // get_body()->print( os, indent + 4); |
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| 423 | // } |
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[51b7345] | 424 | |
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[d1625f8] | 425 | // void ValofExprNode::printOneLine( std::ostream &, int indent ) const { |
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| 426 | // assert( false ); |
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| 427 | // } |
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| 428 | |
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| 429 | // Expression *ValofExprNode::build() const { |
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| 430 | // return new UntypedValofExpr( maybeBuild<Statement>(get_body()), nullptr ); |
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| 431 | // } |
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[51b7345] | 432 | |
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[d1625f8] | 433 | Expression *build_valexpr( StatementNode *s ) { |
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| 434 | return new UntypedValofExpr( maybeBuild<Statement>(s), nullptr ); |
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[3848e0e] | 435 | } |
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| 436 | |
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[cd623a4] | 437 | //############################################################################## |
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| 438 | |
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[bdd516a] | 439 | ForCtlExprNode::ForCtlExprNode( ParseNode *init_, ExpressionNode *cond, ExpressionNode *incr ) throw ( SemanticError ) : condition( cond ), change( incr ) { |
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[b87a5ed] | 440 | if ( init_ == 0 ) |
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| 441 | init = 0; |
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| 442 | else { |
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| 443 | DeclarationNode *decl; |
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| 444 | ExpressionNode *exp; |
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| 445 | |
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[a61fea9a] | 446 | if (( decl = dynamic_cast<DeclarationNode *>(init_) ) != 0) |
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[b87a5ed] | 447 | init = new StatementNode( decl ); |
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| 448 | else if (( exp = dynamic_cast<ExpressionNode *>( init_)) != 0) |
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| 449 | init = new StatementNode( StatementNode::Exp, exp ); |
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| 450 | else |
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| 451 | throw SemanticError("Error in for control expression"); |
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| 452 | } |
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[51b7345] | 453 | } |
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| 454 | |
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| 455 | ForCtlExprNode::ForCtlExprNode( const ForCtlExprNode &other ) |
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[b87a5ed] | 456 | : ExpressionNode( other ), init( maybeClone( other.init ) ), condition( maybeClone( other.condition ) ), change( maybeClone( other.change ) ) { |
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[51b7345] | 457 | } |
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| 458 | |
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[a08ba92] | 459 | ForCtlExprNode::~ForCtlExprNode() { |
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[b87a5ed] | 460 | delete init; |
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| 461 | delete condition; |
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| 462 | delete change; |
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[51b7345] | 463 | } |
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| 464 | |
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| 465 | Expression *ForCtlExprNode::build() const { |
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[b87a5ed] | 466 | // this shouldn't be used! |
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| 467 | assert( false ); |
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| 468 | return 0; |
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[51b7345] | 469 | } |
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| 470 | |
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| 471 | void ForCtlExprNode::print( std::ostream &os, int indent ) const{ |
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[59db689] | 472 | os << string( indent,' ' ) << "For Control Expression -- :" << endl; |
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[a61fea9a] | 473 | |
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[59db689] | 474 | os << string( indent + 2, ' ' ) << "initialization:" << endl; |
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[a61fea9a] | 475 | if ( init != 0 ) |
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| 476 | init->printList( os, indent + 4 ); |
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| 477 | |
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| 478 | os << string( indent + 2, ' ' ) << "condition: " << endl; |
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| 479 | if ( condition != 0 ) |
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| 480 | condition->print( os, indent + 4 ); |
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[59db689] | 481 | os << string( indent + 2, ' ' ) << "increment: " << endl; |
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[a61fea9a] | 482 | if ( change != 0 ) |
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| 483 | change->print( os, indent + 4 ); |
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[51b7345] | 484 | } |
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| 485 | |
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[3848e0e] | 486 | void ForCtlExprNode::printOneLine( std::ostream &, int indent ) const { |
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[b87a5ed] | 487 | assert( false ); |
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[51b7345] | 488 | } |
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| 489 | |
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[cd623a4] | 490 | //############################################################################## |
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| 491 | |
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[d1625f8] | 492 | // TypeValueNode::TypeValueNode( DeclarationNode *decl ) : decl( decl ) { |
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| 493 | // } |
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[51b7345] | 494 | |
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[d1625f8] | 495 | // TypeValueNode::TypeValueNode( const TypeValueNode &other ) : ExpressionNode( other ), decl( maybeClone( other.decl ) ) { |
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| 496 | // } |
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[51b7345] | 497 | |
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[d1625f8] | 498 | // Expression *TypeValueNode::build() const { |
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| 499 | // return new TypeExpr( decl->buildType() ); |
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| 500 | // } |
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[51b7345] | 501 | |
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[d1625f8] | 502 | // void TypeValueNode::print( std::ostream &os, int indent ) const { |
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| 503 | // os << std::string( indent, ' ' ) << "Type:"; |
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| 504 | // get_decl()->print( os, indent + 2); |
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| 505 | // } |
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[51b7345] | 506 | |
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[d1625f8] | 507 | // void TypeValueNode::printOneLine( std::ostream &os, int indent ) const { |
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| 508 | // os << "Type:"; |
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| 509 | // get_decl()->print( os, indent + 2); |
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| 510 | // } |
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[630a82a] | 511 | |
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[d1625f8] | 512 | Expression *build_typevalue( DeclarationNode *decl ) { |
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| 513 | return new TypeExpr( decl->buildType() ); |
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[630a82a] | 514 | } |
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| 515 | |
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[d1625f8] | 516 | //############################################################################## |
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[630a82a] | 517 | |
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[d1625f8] | 518 | // CompoundLiteralNode::CompoundLiteralNode( DeclarationNode *type, InitializerNode *kids ) : type( type ), kids( kids ) {} |
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| 519 | // CompoundLiteralNode::CompoundLiteralNode( const CompoundLiteralNode &other ) : ExpressionNode( other ), type( other.type ), kids( other.kids ) {} |
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| 520 | |
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| 521 | // CompoundLiteralNode::~CompoundLiteralNode() { |
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| 522 | // delete kids; |
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| 523 | // delete type; |
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| 524 | // } |
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| 525 | |
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| 526 | // CompoundLiteralNode *CompoundLiteralNode::clone() const { |
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| 527 | // return new CompoundLiteralNode( *this ); |
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| 528 | // } |
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| 529 | |
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| 530 | // void CompoundLiteralNode::print( std::ostream &os, int indent ) const { |
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| 531 | // os << string( indent,' ' ) << "CompoundLiteralNode:" << endl; |
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| 532 | |
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| 533 | // os << string( indent + 2, ' ' ) << "type:" << endl; |
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| 534 | // if ( type != 0 ) |
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| 535 | // type->print( os, indent + 4 ); |
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| 536 | |
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| 537 | // os << string( indent + 2, ' ' ) << "initialization:" << endl; |
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| 538 | // if ( kids != 0 ) |
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| 539 | // kids->printList( os, indent + 4 ); |
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| 540 | // } |
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| 541 | |
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| 542 | // void CompoundLiteralNode::printOneLine( std::ostream &os, int indent ) const { |
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| 543 | // os << "( "; |
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| 544 | // if ( type ) type->print( os ); |
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| 545 | // os << ", "; |
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| 546 | // if ( kids ) kids->printOneLine( os ); |
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| 547 | // os << ") "; |
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| 548 | // } |
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| 549 | |
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| 550 | // Expression *CompoundLiteralNode::build() const { |
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| 551 | // Declaration * newDecl = maybeBuild<Declaration>(type); // compound literal type |
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| 552 | // if ( DeclarationWithType * newDeclWithType = dynamic_cast< DeclarationWithType * >( newDecl ) ) { // non-sue compound-literal type |
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| 553 | // return new CompoundLiteralExpr( newDeclWithType->get_type(), maybeBuild<Initializer>(kids) ); |
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| 554 | // // these types do not have associated type information |
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| 555 | // } else if ( StructDecl * newDeclStructDecl = dynamic_cast< StructDecl * >( newDecl ) ) { |
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| 556 | // return new CompoundLiteralExpr( new StructInstType( Type::Qualifiers(), newDeclStructDecl->get_name() ), maybeBuild<Initializer>(kids) ); |
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| 557 | // } else if ( UnionDecl * newDeclUnionDecl = dynamic_cast< UnionDecl * >( newDecl ) ) { |
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| 558 | // return new CompoundLiteralExpr( new UnionInstType( Type::Qualifiers(), newDeclUnionDecl->get_name() ), maybeBuild<Initializer>(kids) ); |
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| 559 | // } else if ( EnumDecl * newDeclEnumDecl = dynamic_cast< EnumDecl * >( newDecl ) ) { |
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| 560 | // return new CompoundLiteralExpr( new EnumInstType( Type::Qualifiers(), newDeclEnumDecl->get_name() ), maybeBuild<Initializer>(kids) ); |
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| 561 | // } else { |
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| 562 | // assert( false ); |
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| 563 | // } // if |
---|
| 564 | // } |
---|
| 565 | |
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| 566 | Expression *build_compoundLiteral( DeclarationNode *decl_node, InitializerNode *kids ) { |
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| 567 | Declaration * newDecl = maybeBuild<Declaration>(decl_node); // compound literal type |
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[630a82a] | 568 | if ( DeclarationWithType * newDeclWithType = dynamic_cast< DeclarationWithType * >( newDecl ) ) { // non-sue compound-literal type |
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[e04ef3a] | 569 | return new CompoundLiteralExpr( newDeclWithType->get_type(), maybeBuild<Initializer>(kids) ); |
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[630a82a] | 570 | // these types do not have associated type information |
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| 571 | } else if ( StructDecl * newDeclStructDecl = dynamic_cast< StructDecl * >( newDecl ) ) { |
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[e04ef3a] | 572 | return new CompoundLiteralExpr( new StructInstType( Type::Qualifiers(), newDeclStructDecl->get_name() ), maybeBuild<Initializer>(kids) ); |
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[630a82a] | 573 | } else if ( UnionDecl * newDeclUnionDecl = dynamic_cast< UnionDecl * >( newDecl ) ) { |
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[e04ef3a] | 574 | return new CompoundLiteralExpr( new UnionInstType( Type::Qualifiers(), newDeclUnionDecl->get_name() ), maybeBuild<Initializer>(kids) ); |
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[630a82a] | 575 | } else if ( EnumDecl * newDeclEnumDecl = dynamic_cast< EnumDecl * >( newDecl ) ) { |
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[e04ef3a] | 576 | return new CompoundLiteralExpr( new EnumInstType( Type::Qualifiers(), newDeclEnumDecl->get_name() ), maybeBuild<Initializer>(kids) ); |
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[630a82a] | 577 | } else { |
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| 578 | assert( false ); |
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| 579 | } // if |
---|
| 580 | } |
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| 581 | |
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[b87a5ed] | 582 | // Local Variables: // |
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| 583 | // tab-width: 4 // |
---|
| 584 | // mode: c++ // |
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| 585 | // compile-command: "make install" // |
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| 586 | // End: // |
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