[0dd3a2f] | 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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[3be261a] | 7 | // Expression.cc -- |
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[0dd3a2f] | 8 | // |
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| 9 | // Author : Richard C. Bilson |
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| 10 | // Created On : Mon May 18 07:44:20 2015 |
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[e04ef3a] | 11 | // Last Modified By : Peter A. Buhr |
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[a5f0529] | 12 | // Last Modified On : Tue Jul 25 14:15:47 2017 |
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| 13 | // Update Count : 54 |
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[0dd3a2f] | 14 | // |
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| 15 | |
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[51b7345] | 16 | #include <iostream> |
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| 17 | #include <cassert> |
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| 18 | #include <list> |
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| 19 | #include <algorithm> |
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| 20 | |
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| 21 | #include <iterator> |
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| 22 | |
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| 23 | #include "Declaration.h" |
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[62423350] | 24 | #include "Expression.h" |
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| 25 | #include "Initializer.h" |
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[51b7345] | 26 | #include "Statement.h" |
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[62423350] | 27 | #include "Type.h" |
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[51b7345] | 28 | #include "TypeSubstitution.h" |
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[62423350] | 29 | #include "VarExprReplacer.h" |
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| 30 | |
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[d3b7937] | 31 | #include "Common/utility.h" |
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[62423350] | 32 | #include "Common/PassVisitor.h" |
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| 33 | |
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[b6fe7e6] | 34 | #include "InitTweak/InitTweak.h" |
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[51b7345] | 35 | |
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| 36 | |
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[906e24d] | 37 | Expression::Expression( Expression *_aname ) : result( 0 ), env( 0 ), argName( _aname ) {} |
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[0dd3a2f] | 38 | |
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[64ac636] | 39 | Expression::Expression( const Expression &other ) : BaseSyntaxNode( other ), result( maybeClone( other.result ) ), env( maybeClone( other.env ) ), argName( maybeClone( other.get_argName() ) ), extension( other.extension ) { |
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[0dd3a2f] | 40 | } |
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| 41 | |
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| 42 | Expression::~Expression() { |
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| 43 | delete env; |
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[7f5566b] | 44 | delete argName; // xxx -- there's a problem in cloning ConstantExpr I still don't know how to fix |
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[906e24d] | 45 | delete result; |
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[51b7345] | 46 | } |
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| 47 | |
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[59db689] | 48 | void Expression::print( std::ostream &os, int indent ) const { |
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[0dd3a2f] | 49 | if ( env ) { |
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[cf0941d] | 50 | os << std::string( indent, ' ' ) << "with environment:" << std::endl; |
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[0dd3a2f] | 51 | env->print( os, indent+2 ); |
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| 52 | } // if |
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[51b7345] | 53 | |
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[0dd3a2f] | 54 | if ( argName ) { |
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[cf0941d] | 55 | os << std::string( indent, ' ' ) << "with designator:"; |
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[0dd3a2f] | 56 | argName->print( os, indent+2 ); |
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| 57 | } // if |
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[e04ef3a] | 58 | |
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| 59 | if ( extension ) { |
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| 60 | os << std::string( indent, ' ' ) << "with extension:"; |
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| 61 | } // if |
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[51b7345] | 62 | } |
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| 63 | |
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[0dd3a2f] | 64 | ConstantExpr::ConstantExpr( Constant _c, Expression *_aname ) : Expression( _aname ), constant( _c ) { |
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[906e24d] | 65 | set_result( constant.get_type()->clone() ); |
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[51b7345] | 66 | } |
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| 67 | |
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[0dd3a2f] | 68 | ConstantExpr::ConstantExpr( const ConstantExpr &other) : Expression( other ), constant( other.constant ) { |
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| 69 | } |
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[51b7345] | 70 | |
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| 71 | ConstantExpr::~ConstantExpr() {} |
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| 72 | |
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[0dd3a2f] | 73 | void ConstantExpr::print( std::ostream &os, int indent ) const { |
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[60089f4] | 74 | os << "constant expression " ; |
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[cf0941d] | 75 | constant.print( os ); |
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[0dd3a2f] | 76 | Expression::print( os, indent ); |
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[51b7345] | 77 | } |
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| 78 | |
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[0dd3a2f] | 79 | VariableExpr::VariableExpr( DeclarationWithType *_var, Expression *_aname ) : Expression( _aname ), var( _var ) { |
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[db4ecc5] | 80 | assert( var ); |
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| 81 | assert( var->get_type() ); |
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[906e24d] | 82 | Type * type = var->get_type()->clone(); |
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[615a096] | 83 | type->set_lvalue( true ); |
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[906e24d] | 84 | set_result( type ); |
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[51b7345] | 85 | } |
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| 86 | |
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[0dd3a2f] | 87 | VariableExpr::VariableExpr( const VariableExpr &other ) : Expression( other ), var( other.var ) { |
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[51b7345] | 88 | } |
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| 89 | |
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[0dd3a2f] | 90 | VariableExpr::~VariableExpr() { |
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| 91 | // don't delete the declaration, since it points somewhere else in the tree |
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[51b7345] | 92 | } |
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| 93 | |
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[0dd3a2f] | 94 | void VariableExpr::print( std::ostream &os, int indent ) const { |
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[89231bc] | 95 | os << "Variable Expression: "; |
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[51b7345] | 96 | |
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[0dd3a2f] | 97 | Declaration *decl = get_var(); |
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| 98 | if ( decl != 0) decl->printShort(os, indent + 2); |
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| 99 | os << std::endl; |
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| 100 | Expression::print( os, indent ); |
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[51b7345] | 101 | } |
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| 102 | |
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| 103 | SizeofExpr::SizeofExpr( Expression *expr_, Expression *_aname ) : |
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[0dd3a2f] | 104 | Expression( _aname ), expr(expr_), type(0), isType(false) { |
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[906e24d] | 105 | set_result( new BasicType( Type::Qualifiers(), BasicType::LongUnsignedInt ) ); |
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[51b7345] | 106 | } |
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| 107 | |
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| 108 | SizeofExpr::SizeofExpr( Type *type_, Expression *_aname ) : |
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[0dd3a2f] | 109 | Expression( _aname ), expr(0), type(type_), isType(true) { |
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[906e24d] | 110 | set_result( new BasicType( Type::Qualifiers(), BasicType::LongUnsignedInt ) ); |
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[51b7345] | 111 | } |
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| 112 | |
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[0dd3a2f] | 113 | SizeofExpr::SizeofExpr( const SizeofExpr &other ) : |
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| 114 | Expression( other ), expr( maybeClone( other.expr ) ), type( maybeClone( other.type ) ), isType( other.isType ) { |
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[51b7345] | 115 | } |
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| 116 | |
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[0dd3a2f] | 117 | SizeofExpr::~SizeofExpr() { |
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| 118 | delete expr; |
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| 119 | delete type; |
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[51b7345] | 120 | } |
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| 121 | |
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| 122 | void SizeofExpr::print( std::ostream &os, int indent) const { |
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[89231bc] | 123 | os << "Sizeof Expression on: "; |
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[51b7345] | 124 | |
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[47534159] | 125 | if (isType) |
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| 126 | type->print(os, indent + 2); |
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| 127 | else |
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| 128 | expr->print(os, indent + 2); |
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| 129 | |
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| 130 | os << std::endl; |
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| 131 | Expression::print( os, indent ); |
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| 132 | } |
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| 133 | |
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| 134 | AlignofExpr::AlignofExpr( Expression *expr_, Expression *_aname ) : |
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| 135 | Expression( _aname ), expr(expr_), type(0), isType(false) { |
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[906e24d] | 136 | set_result( new BasicType( Type::Qualifiers(), BasicType::LongUnsignedInt ) ); |
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[47534159] | 137 | } |
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| 138 | |
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| 139 | AlignofExpr::AlignofExpr( Type *type_, Expression *_aname ) : |
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| 140 | Expression( _aname ), expr(0), type(type_), isType(true) { |
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[906e24d] | 141 | set_result( new BasicType( Type::Qualifiers(), BasicType::LongUnsignedInt ) ); |
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[47534159] | 142 | } |
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| 143 | |
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| 144 | AlignofExpr::AlignofExpr( const AlignofExpr &other ) : |
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| 145 | Expression( other ), expr( maybeClone( other.expr ) ), type( maybeClone( other.type ) ), isType( other.isType ) { |
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| 146 | } |
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| 147 | |
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| 148 | AlignofExpr::~AlignofExpr() { |
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| 149 | delete expr; |
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| 150 | delete type; |
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| 151 | } |
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| 152 | |
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| 153 | void AlignofExpr::print( std::ostream &os, int indent) const { |
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| 154 | os << std::string( indent, ' ' ) << "Alignof Expression on: "; |
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| 155 | |
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[0dd3a2f] | 156 | if (isType) |
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| 157 | type->print(os, indent + 2); |
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| 158 | else |
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| 159 | expr->print(os, indent + 2); |
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[51b7345] | 160 | |
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[0dd3a2f] | 161 | os << std::endl; |
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| 162 | Expression::print( os, indent ); |
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[51b7345] | 163 | } |
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| 164 | |
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[2a4b088] | 165 | UntypedOffsetofExpr::UntypedOffsetofExpr( Type *type_, const std::string &member_, Expression *_aname ) : |
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| 166 | Expression( _aname ), type(type_), member(member_) { |
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[906e24d] | 167 | set_result( new BasicType( Type::Qualifiers(), BasicType::LongUnsignedInt ) ); |
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[2a4b088] | 168 | } |
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| 169 | |
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| 170 | UntypedOffsetofExpr::UntypedOffsetofExpr( const UntypedOffsetofExpr &other ) : |
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| 171 | Expression( other ), type( maybeClone( other.type ) ), member( other.member ) {} |
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| 172 | |
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| 173 | UntypedOffsetofExpr::~UntypedOffsetofExpr() { |
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| 174 | delete type; |
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| 175 | } |
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| 176 | |
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| 177 | void UntypedOffsetofExpr::print( std::ostream &os, int indent) const { |
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| 178 | os << std::string( indent, ' ' ) << "Untyped Offsetof Expression on member " << member << " of "; |
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| 179 | |
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| 180 | if ( type ) { |
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| 181 | type->print(os, indent + 2); |
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| 182 | } else { |
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| 183 | os << "<NULL>"; |
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| 184 | } |
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| 185 | |
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| 186 | os << std::endl; |
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| 187 | Expression::print( os, indent ); |
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| 188 | } |
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| 189 | |
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[25a054f] | 190 | OffsetofExpr::OffsetofExpr( Type *type_, DeclarationWithType *member_, Expression *_aname ) : |
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| 191 | Expression( _aname ), type(type_), member(member_) { |
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[906e24d] | 192 | set_result( new BasicType( Type::Qualifiers(), BasicType::LongUnsignedInt ) ); |
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[25a054f] | 193 | } |
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| 194 | |
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| 195 | OffsetofExpr::OffsetofExpr( const OffsetofExpr &other ) : |
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[79970ed] | 196 | Expression( other ), type( maybeClone( other.type ) ), member( other.member ) {} |
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[25a054f] | 197 | |
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| 198 | OffsetofExpr::~OffsetofExpr() { |
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| 199 | delete type; |
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| 200 | } |
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| 201 | |
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| 202 | void OffsetofExpr::print( std::ostream &os, int indent) const { |
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| 203 | os << std::string( indent, ' ' ) << "Offsetof Expression on member "; |
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| 204 | |
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| 205 | if ( member ) { |
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| 206 | os << member->get_name(); |
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| 207 | } else { |
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| 208 | os << "<NULL>"; |
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| 209 | } |
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| 210 | |
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| 211 | os << " of "; |
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| 212 | |
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| 213 | if ( type ) { |
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| 214 | type->print(os, indent + 2); |
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| 215 | } else { |
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| 216 | os << "<NULL>"; |
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| 217 | } |
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| 218 | |
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| 219 | os << std::endl; |
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| 220 | Expression::print( os, indent ); |
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| 221 | } |
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| 222 | |
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[afc1045] | 223 | OffsetPackExpr::OffsetPackExpr( StructInstType *type_, Expression *aname_ ) : Expression( aname_ ), type( type_ ) { |
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[906e24d] | 224 | set_result( new ArrayType( Type::Qualifiers(), new BasicType( Type::Qualifiers(), BasicType::LongUnsignedInt ), 0, false, false ) ); |
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[afc1045] | 225 | } |
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| 226 | |
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| 227 | OffsetPackExpr::OffsetPackExpr( const OffsetPackExpr &other ) : Expression( other ), type( maybeClone( other.type ) ) {} |
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| 228 | |
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| 229 | OffsetPackExpr::~OffsetPackExpr() { delete type; } |
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| 230 | |
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| 231 | void OffsetPackExpr::print( std::ostream &os, int indent ) const { |
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| 232 | os << std::string( indent, ' ' ) << "Offset pack expression on "; |
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| 233 | |
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| 234 | if ( type ) { |
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| 235 | type->print(os, indent + 2); |
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| 236 | } else { |
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| 237 | os << "<NULL>"; |
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| 238 | } |
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| 239 | |
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[25a054f] | 240 | os << std::endl; |
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| 241 | Expression::print( os, indent ); |
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| 242 | } |
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| 243 | |
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[51b7345] | 244 | AttrExpr::AttrExpr( Expression *attr, Expression *expr_, Expression *_aname ) : |
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[0dd3a2f] | 245 | Expression( _aname ), attr( attr ), expr(expr_), type(0), isType(false) { |
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[51b7345] | 246 | } |
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| 247 | |
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| 248 | AttrExpr::AttrExpr( Expression *attr, Type *type_, Expression *_aname ) : |
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[0dd3a2f] | 249 | Expression( _aname ), attr( attr ), expr(0), type(type_), isType(true) { |
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[51b7345] | 250 | } |
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| 251 | |
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[0dd3a2f] | 252 | AttrExpr::AttrExpr( const AttrExpr &other ) : |
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| 253 | Expression( other ), attr( maybeClone( other.attr ) ), expr( maybeClone( other.expr ) ), type( maybeClone( other.type ) ), isType( other.isType ) { |
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[51b7345] | 254 | } |
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| 255 | |
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[0dd3a2f] | 256 | AttrExpr::~AttrExpr() { |
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| 257 | delete attr; |
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| 258 | delete expr; |
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| 259 | delete type; |
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[51b7345] | 260 | } |
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| 261 | |
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| 262 | void AttrExpr::print( std::ostream &os, int indent) const { |
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[44b5ca0] | 263 | os << std::string( indent, ' ' ) << "Attr "; |
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[0dd3a2f] | 264 | attr->print( os, indent + 2 ); |
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| 265 | if ( isType || expr ) { |
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| 266 | os << "applied to: "; |
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[51b7345] | 267 | |
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[0dd3a2f] | 268 | if (isType) |
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| 269 | type->print(os, indent + 2); |
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| 270 | else |
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| 271 | expr->print(os, indent + 2); |
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| 272 | } // if |
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[51b7345] | 273 | |
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[0dd3a2f] | 274 | os << std::endl; |
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| 275 | Expression::print( os, indent ); |
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[51b7345] | 276 | } |
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| 277 | |
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[0dd3a2f] | 278 | CastExpr::CastExpr( Expression *arg_, Type *toType, Expression *_aname ) : Expression( _aname ), arg(arg_) { |
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[906e24d] | 279 | set_result(toType); |
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[51b7345] | 280 | } |
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| 281 | |
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| 282 | CastExpr::CastExpr( Expression *arg_, Expression *_aname ) : Expression( _aname ), arg(arg_) { |
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[906e24d] | 283 | set_result( new VoidType( Type::Qualifiers() ) ); |
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[51b7345] | 284 | } |
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| 285 | |
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[0dd3a2f] | 286 | CastExpr::CastExpr( const CastExpr &other ) : Expression( other ), arg( maybeClone( other.arg ) ) { |
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[51b7345] | 287 | } |
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| 288 | |
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| 289 | CastExpr::~CastExpr() { |
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[0dd3a2f] | 290 | delete arg; |
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[51b7345] | 291 | } |
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| 292 | |
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| 293 | void CastExpr::print( std::ostream &os, int indent ) const { |
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[89231bc] | 294 | os << "Cast of:" << std::endl << std::string( indent+2, ' ' ); |
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[0dd3a2f] | 295 | arg->print(os, indent+2); |
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[44b5ca0] | 296 | os << std::endl << std::string( indent, ' ' ) << "to:" << std::endl; |
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[906e24d] | 297 | os << std::string( indent+2, ' ' ); |
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| 298 | if ( result->isVoid() ) { |
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| 299 | os << "nothing"; |
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[0dd3a2f] | 300 | } else { |
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[906e24d] | 301 | result->print( os, indent+2 ); |
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[0dd3a2f] | 302 | } // if |
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[906e24d] | 303 | os << std::endl; |
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[0dd3a2f] | 304 | Expression::print( os, indent ); |
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| 305 | } |
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| 306 | |
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[a5f0529] | 307 | VirtualCastExpr::VirtualCastExpr( Expression *arg_, Type *toType ) : Expression(), arg(arg_) { |
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| 308 | set_result(toType); |
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| 309 | } |
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| 310 | |
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| 311 | VirtualCastExpr::VirtualCastExpr( const VirtualCastExpr &other ) : Expression( other ), arg( maybeClone( other.arg ) ) { |
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| 312 | } |
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| 313 | |
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| 314 | VirtualCastExpr::~VirtualCastExpr() { |
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| 315 | delete arg; |
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| 316 | } |
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| 317 | |
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| 318 | void VirtualCastExpr::print( std::ostream &os, int indent ) const { |
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| 319 | os << "Virtual Cast of:" << std::endl << std::string( indent+2, ' ' ); |
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| 320 | arg->print(os, indent+2); |
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| 321 | os << std::endl << std::string( indent, ' ' ) << "to:" << std::endl; |
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| 322 | os << std::string( indent+2, ' ' ); |
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| 323 | if ( ! result ) { |
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| 324 | os << "unknown"; |
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| 325 | } else { |
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| 326 | result->print( os, indent+2 ); |
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| 327 | } // if |
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| 328 | os << std::endl; |
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| 329 | Expression::print( os, indent ); |
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| 330 | } |
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| 331 | |
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[3b58d91] | 332 | UntypedMemberExpr::UntypedMemberExpr( Expression * _member, Expression *_aggregate, Expression *_aname ) : |
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[0dd3a2f] | 333 | Expression( _aname ), member(_member), aggregate(_aggregate) {} |
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[51b7345] | 334 | |
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[0dd3a2f] | 335 | UntypedMemberExpr::UntypedMemberExpr( const UntypedMemberExpr &other ) : |
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[3b58d91] | 336 | Expression( other ), member( maybeClone( other.member ) ), aggregate( maybeClone( other.aggregate ) ) { |
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[51b7345] | 337 | } |
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| 338 | |
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| 339 | UntypedMemberExpr::~UntypedMemberExpr() { |
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[0dd3a2f] | 340 | delete aggregate; |
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[3b58d91] | 341 | delete member; |
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[51b7345] | 342 | } |
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| 343 | |
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| 344 | void UntypedMemberExpr::print( std::ostream &os, int indent ) const { |
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[3b58d91] | 345 | os << "Untyped Member Expression, with field: " << std::endl; |
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[8c49c0e] | 346 | os << std::string( indent+2, ' ' ); |
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[3b58d91] | 347 | get_member()->print(os, indent+4); |
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| 348 | os << std::string( indent+2, ' ' ); |
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[51b7345] | 349 | |
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[0dd3a2f] | 350 | Expression *agg = get_aggregate(); |
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[3b58d91] | 351 | os << "from aggregate: " << std::endl; |
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[89231bc] | 352 | if (agg != 0) { |
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[3b58d91] | 353 | os << std::string( indent + 4, ' ' ); |
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| 354 | agg->print(os, indent + 4); |
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[89231bc] | 355 | } |
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| 356 | os << std::string( indent+2, ' ' ); |
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[0dd3a2f] | 357 | Expression::print( os, indent ); |
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[51b7345] | 358 | } |
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| 359 | |
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[d9fa60a] | 360 | namespace { |
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| 361 | TypeSubstitution makeSub( Type * t ) { |
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| 362 | if ( StructInstType * aggInst = dynamic_cast< StructInstType * >( t ) ) { |
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| 363 | return TypeSubstitution( aggInst->get_baseParameters()->begin(), aggInst->get_baseParameters()->end(), aggInst->get_parameters().begin() ); |
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| 364 | } else if ( UnionInstType * aggInst = dynamic_cast< UnionInstType * >( t ) ) { |
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| 365 | return TypeSubstitution( aggInst->get_baseParameters()->begin(), aggInst->get_baseParameters()->end(), aggInst->get_parameters().begin() ); |
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| 366 | } else { |
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[4b0f997] | 367 | assertf( false, "makeSub expects struct or union type for aggregate, but got: %s", toString( t ).c_str() ); |
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[d9fa60a] | 368 | } |
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| 369 | } |
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| 370 | } |
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| 371 | |
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[51b7345] | 372 | |
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| 373 | MemberExpr::MemberExpr( DeclarationWithType *_member, Expression *_aggregate, Expression *_aname ) : |
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[0dd3a2f] | 374 | Expression( _aname ), member(_member), aggregate(_aggregate) { |
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[d9fa60a] | 375 | |
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| 376 | TypeSubstitution sub( makeSub( aggregate->get_result() ) ); |
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| 377 | Type * res = member->get_type()->clone(); |
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| 378 | sub.apply( res ); |
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| 379 | set_result( res ); |
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[615a096] | 380 | get_result()->set_lvalue( true ); |
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[51b7345] | 381 | } |
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| 382 | |
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[0dd3a2f] | 383 | MemberExpr::MemberExpr( const MemberExpr &other ) : |
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[39f84a4] | 384 | Expression( other ), member( other.member ), aggregate( maybeClone( other.aggregate ) ) { |
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[51b7345] | 385 | } |
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| 386 | |
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| 387 | MemberExpr::~MemberExpr() { |
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[4551a6e] | 388 | // don't delete the member declaration, since it points somewhere else in the tree |
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[0dd3a2f] | 389 | delete aggregate; |
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[51b7345] | 390 | } |
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| 391 | |
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| 392 | void MemberExpr::print( std::ostream &os, int indent ) const { |
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[89231bc] | 393 | os << "Member Expression, with field: " << std::endl; |
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[51b7345] | 394 | |
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[0dd3a2f] | 395 | assert( member ); |
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[44b5ca0] | 396 | os << std::string( indent + 2, ' ' ); |
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[0dd3a2f] | 397 | member->print( os, indent + 2 ); |
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| 398 | os << std::endl; |
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[51b7345] | 399 | |
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[0dd3a2f] | 400 | Expression *agg = get_aggregate(); |
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[44b5ca0] | 401 | os << std::string( indent, ' ' ) << "from aggregate: " << std::endl; |
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[89231bc] | 402 | if (agg != 0) { |
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[bb8ea30] | 403 | os << std::string( indent + 2, ' ' ); |
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[89231bc] | 404 | agg->print(os, indent + 2); |
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| 405 | } |
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| 406 | os << std::string( indent+2, ' ' ); |
---|
[0dd3a2f] | 407 | Expression::print( os, indent ); |
---|
[51b7345] | 408 | } |
---|
| 409 | |
---|
[6eb8948] | 410 | UntypedExpr::UntypedExpr( Expression *_function, const std::list<Expression *> &_args, Expression *_aname ) : |
---|
| 411 | Expression( _aname ), function(_function), args(_args) {} |
---|
[51b7345] | 412 | |
---|
[0dd3a2f] | 413 | UntypedExpr::UntypedExpr( const UntypedExpr &other ) : |
---|
| 414 | Expression( other ), function( maybeClone( other.function ) ) { |
---|
| 415 | cloneAll( other.args, args ); |
---|
[51b7345] | 416 | } |
---|
| 417 | |
---|
[ac71a86] | 418 | UntypedExpr::~UntypedExpr() { |
---|
| 419 | delete function; |
---|
[03b812d2] | 420 | deleteAll( args ); |
---|
[ac71a86] | 421 | } |
---|
[51b7345] | 422 | |
---|
[b3b2077] | 423 | UntypedExpr * UntypedExpr::createDeref( Expression * expr ) { |
---|
| 424 | UntypedExpr * ret = new UntypedExpr( new NameExpr("*?"), std::list< Expression * >{ expr } ); |
---|
| 425 | if ( Type * type = expr->get_result() ) { |
---|
| 426 | Type * base = InitTweak::getPointerBase( type ); |
---|
| 427 | if ( ! base ) { |
---|
| 428 | std::cerr << type << std::endl; |
---|
| 429 | } |
---|
| 430 | assertf( base, "expected pointer type in dereference\n" ); |
---|
| 431 | ret->set_result( maybeClone( base ) ); |
---|
| 432 | } |
---|
| 433 | return ret; |
---|
| 434 | } |
---|
| 435 | |
---|
| 436 | UntypedExpr * UntypedExpr::createAssign( Expression * arg1, Expression * arg2 ) { |
---|
| 437 | assert( arg1 && arg2 ); |
---|
| 438 | UntypedExpr * ret = new UntypedExpr( new NameExpr( "?=?" ), std::list< Expression * >{ arg1, arg2 } ); |
---|
| 439 | if ( arg1->get_result() && arg2->get_result() ) { |
---|
| 440 | // if both expressions are typed, assumes that this assignment is a C bitwise assignment, |
---|
| 441 | // so the result is the type of the RHS |
---|
| 442 | ret->set_result( arg2->get_result()->clone() ); |
---|
| 443 | } |
---|
| 444 | return ret; |
---|
| 445 | } |
---|
| 446 | |
---|
| 447 | |
---|
[51b7345] | 448 | void UntypedExpr::print( std::ostream &os, int indent ) const { |
---|
[89231bc] | 449 | os << "Applying untyped: " << std::endl; |
---|
[bb8ea30] | 450 | os << std::string( indent+2, ' ' ); |
---|
| 451 | function->print(os, indent + 2); |
---|
[44b5ca0] | 452 | os << std::string( indent, ' ' ) << "...to: " << std::endl; |
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[bb8ea30] | 453 | printAll(args, os, indent + 2); |
---|
[0dd3a2f] | 454 | Expression::print( os, indent ); |
---|
[51b7345] | 455 | } |
---|
| 456 | |
---|
[0dd3a2f] | 457 | void UntypedExpr::printArgs( std::ostream &os, int indent ) const { |
---|
| 458 | std::list<Expression *>::const_iterator i; |
---|
[60089f4] | 459 | for (i = args.begin(); i != args.end(); i++) { |
---|
| 460 | os << std::string(indent, ' ' ); |
---|
[0dd3a2f] | 461 | (*i)->print(os, indent); |
---|
[60089f4] | 462 | } |
---|
[51b7345] | 463 | } |
---|
| 464 | |
---|
[4cb935e] | 465 | NameExpr::NameExpr( std::string _name, Expression *_aname ) : Expression( _aname ), name(_name) { |
---|
| 466 | assertf(_name != "0", "Zero is not a valid name\n"); |
---|
| 467 | assertf(_name != "1", "One is not a valid name\n"); |
---|
| 468 | } |
---|
[51b7345] | 469 | |
---|
[0dd3a2f] | 470 | NameExpr::NameExpr( const NameExpr &other ) : Expression( other ), name( other.name ) { |
---|
[51b7345] | 471 | } |
---|
| 472 | |
---|
| 473 | NameExpr::~NameExpr() {} |
---|
| 474 | |
---|
| 475 | void NameExpr::print( std::ostream &os, int indent ) const { |
---|
[89231bc] | 476 | os << "Name: " << get_name() << std::endl; |
---|
[0dd3a2f] | 477 | Expression::print( os, indent ); |
---|
[51b7345] | 478 | } |
---|
| 479 | |
---|
| 480 | LogicalExpr::LogicalExpr( Expression *arg1_, Expression *arg2_, bool andp, Expression *_aname ) : |
---|
[0dd3a2f] | 481 | Expression( _aname ), arg1(arg1_), arg2(arg2_), isAnd(andp) { |
---|
[906e24d] | 482 | set_result( new BasicType( Type::Qualifiers(), BasicType::SignedInt ) ); |
---|
[51b7345] | 483 | } |
---|
| 484 | |
---|
[0dd3a2f] | 485 | LogicalExpr::LogicalExpr( const LogicalExpr &other ) : |
---|
| 486 | Expression( other ), arg1( maybeClone( other.arg1 ) ), arg2( maybeClone( other.arg2 ) ), isAnd( other.isAnd ) { |
---|
[51b7345] | 487 | } |
---|
| 488 | |
---|
[a08ba92] | 489 | LogicalExpr::~LogicalExpr() { |
---|
[0dd3a2f] | 490 | delete arg1; |
---|
| 491 | delete arg2; |
---|
[51b7345] | 492 | } |
---|
| 493 | |
---|
| 494 | void LogicalExpr::print( std::ostream &os, int indent )const { |
---|
[44b5ca0] | 495 | os << std::string( indent, ' ' ) << "Short-circuited operation (" << (isAnd?"and":"or") << ") on: "; |
---|
[0dd3a2f] | 496 | arg1->print(os); |
---|
| 497 | os << " and "; |
---|
| 498 | arg2->print(os); |
---|
| 499 | os << std::endl; |
---|
| 500 | Expression::print( os, indent ); |
---|
[51b7345] | 501 | } |
---|
| 502 | |
---|
| 503 | ConditionalExpr::ConditionalExpr( Expression *arg1_, Expression *arg2_, Expression *arg3_, Expression *_aname ) : |
---|
[0dd3a2f] | 504 | Expression( _aname ), arg1(arg1_), arg2(arg2_), arg3(arg3_) {} |
---|
[51b7345] | 505 | |
---|
[0dd3a2f] | 506 | ConditionalExpr::ConditionalExpr( const ConditionalExpr &other ) : |
---|
| 507 | Expression( other ), arg1( maybeClone( other.arg1 ) ), arg2( maybeClone( other.arg2 ) ), arg3( maybeClone( other.arg3 ) ) { |
---|
| 508 | } |
---|
[51b7345] | 509 | |
---|
| 510 | ConditionalExpr::~ConditionalExpr() { |
---|
[0dd3a2f] | 511 | delete arg1; |
---|
| 512 | delete arg2; |
---|
| 513 | delete arg3; |
---|
[51b7345] | 514 | } |
---|
| 515 | |
---|
| 516 | void ConditionalExpr::print( std::ostream &os, int indent ) const { |
---|
[b3b2077] | 517 | os << "Conditional expression on: " << std::endl; |
---|
| 518 | os << std::string( indent+2, ' ' ); |
---|
[0dd3a2f] | 519 | arg1->print( os, indent+2 ); |
---|
[44b5ca0] | 520 | os << std::string( indent, ' ' ) << "First alternative:" << std::endl; |
---|
[b3b2077] | 521 | os << std::string( indent+2, ' ' ); |
---|
[0dd3a2f] | 522 | arg2->print( os, indent+2 ); |
---|
[44b5ca0] | 523 | os << std::string( indent, ' ' ) << "Second alternative:" << std::endl; |
---|
[b3b2077] | 524 | os << std::string( indent+2, ' ' ); |
---|
[0dd3a2f] | 525 | arg3->print( os, indent+2 ); |
---|
| 526 | os << std::endl; |
---|
| 527 | Expression::print( os, indent ); |
---|
| 528 | } |
---|
| 529 | |
---|
[a5f0529] | 530 | AsmExpr::AsmExpr( const AsmExpr & other ) : Expression( other ), inout( maybeClone( other.inout ) ), constraint( maybeClone( other.constraint ) ), operand( maybeClone( other.operand ) ) {} |
---|
[3be261a] | 531 | |
---|
| 532 | |
---|
[7f5566b] | 533 | void AsmExpr::print( std::ostream &os, int indent ) const { |
---|
| 534 | os << "Asm Expression: " << std::endl; |
---|
| 535 | if ( inout ) inout->print( os, indent + 2 ); |
---|
| 536 | if ( constraint ) constraint->print( os, indent + 2 ); |
---|
| 537 | if ( operand ) operand->print( os, indent + 2 ); |
---|
| 538 | } |
---|
| 539 | |
---|
[db4ecc5] | 540 | |
---|
| 541 | ImplicitCopyCtorExpr::ImplicitCopyCtorExpr( ApplicationExpr * callExpr ) : callExpr( callExpr ) { |
---|
| 542 | assert( callExpr ); |
---|
[906e24d] | 543 | assert( callExpr->has_result() ); |
---|
| 544 | set_result( callExpr->get_result()->clone() ); |
---|
[db4ecc5] | 545 | } |
---|
| 546 | |
---|
| 547 | ImplicitCopyCtorExpr::ImplicitCopyCtorExpr( const ImplicitCopyCtorExpr & other ) : Expression( other ), callExpr( maybeClone( other.callExpr ) ) { |
---|
| 548 | cloneAll( other.tempDecls, tempDecls ); |
---|
| 549 | cloneAll( other.returnDecls, returnDecls ); |
---|
| 550 | cloneAll( other.dtors, dtors ); |
---|
| 551 | } |
---|
| 552 | |
---|
| 553 | ImplicitCopyCtorExpr::~ImplicitCopyCtorExpr() { |
---|
[d5556a3] | 554 | set_env( nullptr ); // ImplicitCopyCtorExpr does not take ownership of an environment |
---|
[db4ecc5] | 555 | delete callExpr; |
---|
| 556 | deleteAll( tempDecls ); |
---|
| 557 | deleteAll( returnDecls ); |
---|
| 558 | deleteAll( dtors ); |
---|
| 559 | } |
---|
| 560 | |
---|
| 561 | void ImplicitCopyCtorExpr::print( std::ostream &os, int indent ) const { |
---|
[b6fe7e6] | 562 | os << "Implicit Copy Constructor Expression: " << std::endl; |
---|
[db4ecc5] | 563 | assert( callExpr ); |
---|
[d5556a3] | 564 | os << std::string( indent+2, ' ' ); |
---|
[db4ecc5] | 565 | callExpr->print( os, indent + 2 ); |
---|
| 566 | os << std::endl << std::string( indent, ' ' ) << "with temporaries:" << std::endl; |
---|
| 567 | printAll(tempDecls, os, indent+2); |
---|
[dc2e7e0] | 568 | os << std::endl << std::string( indent, ' ' ) << "with return temporaries:" << std::endl; |
---|
| 569 | printAll(returnDecls, os, indent+2); |
---|
[db4ecc5] | 570 | Expression::print( os, indent ); |
---|
| 571 | } |
---|
| 572 | |
---|
[3be261a] | 573 | |
---|
[b6fe7e6] | 574 | ConstructorExpr::ConstructorExpr( Expression * callExpr ) : callExpr( callExpr ) { |
---|
| 575 | // allow resolver to type a constructor used as an expression as if it has the same type as its first argument |
---|
| 576 | assert( callExpr ); |
---|
| 577 | Expression * arg = InitTweak::getCallArg( callExpr, 0 ); |
---|
| 578 | assert( arg ); |
---|
[906e24d] | 579 | set_result( maybeClone( arg->get_result() ) ); |
---|
[b6fe7e6] | 580 | } |
---|
[3be261a] | 581 | |
---|
[b6fe7e6] | 582 | ConstructorExpr::ConstructorExpr( const ConstructorExpr & other ) : Expression( other ), callExpr( maybeClone( other.callExpr ) ) { |
---|
| 583 | } |
---|
| 584 | |
---|
| 585 | ConstructorExpr::~ConstructorExpr() { |
---|
| 586 | delete callExpr; |
---|
| 587 | } |
---|
| 588 | |
---|
| 589 | void ConstructorExpr::print( std::ostream &os, int indent ) const { |
---|
| 590 | os << "Constructor Expression: " << std::endl; |
---|
| 591 | assert( callExpr ); |
---|
| 592 | os << std::string( indent+2, ' ' ); |
---|
| 593 | callExpr->print( os, indent + 2 ); |
---|
| 594 | Expression::print( os, indent ); |
---|
[0dd3a2f] | 595 | } |
---|
| 596 | |
---|
[3be261a] | 597 | |
---|
[fbcde64] | 598 | CompoundLiteralExpr::CompoundLiteralExpr( Type * type, Initializer * initializer ) : initializer( initializer ) { |
---|
[3c13c03] | 599 | assert( type && initializer ); |
---|
[fbcde64] | 600 | set_result( type ); |
---|
[630a82a] | 601 | } |
---|
| 602 | |
---|
[fbcde64] | 603 | CompoundLiteralExpr::CompoundLiteralExpr( const CompoundLiteralExpr &other ) : Expression( other ), initializer( other.initializer->clone() ) {} |
---|
[630a82a] | 604 | |
---|
| 605 | CompoundLiteralExpr::~CompoundLiteralExpr() { |
---|
| 606 | delete initializer; |
---|
| 607 | } |
---|
| 608 | |
---|
| 609 | void CompoundLiteralExpr::print( std::ostream &os, int indent ) const { |
---|
| 610 | os << "Compound Literal Expression: " << std::endl; |
---|
[3c13c03] | 611 | os << std::string( indent+2, ' ' ); |
---|
[fbcde64] | 612 | get_result()->print( os, indent + 2 ); |
---|
[3c13c03] | 613 | os << std::string( indent+2, ' ' ); |
---|
| 614 | initializer->print( os, indent + 2 ); |
---|
[d5556a3] | 615 | Expression::print( os, indent ); |
---|
[630a82a] | 616 | } |
---|
| 617 | |
---|
[d9e2280] | 618 | RangeExpr::RangeExpr( Expression *low, Expression *high ) : low( low ), high( high ) {} |
---|
[3c13c03] | 619 | RangeExpr::RangeExpr( const RangeExpr &other ) : Expression( other ), low( other.low->clone() ), high( other.high->clone() ) {} |
---|
[8688ce1] | 620 | void RangeExpr::print( std::ostream &os, int indent ) const { |
---|
[3c13c03] | 621 | os << "Range Expression: "; |
---|
[8688ce1] | 622 | low->print( os, indent ); |
---|
| 623 | os << " ... "; |
---|
| 624 | high->print( os, indent ); |
---|
[d5556a3] | 625 | Expression::print( os, indent ); |
---|
[8688ce1] | 626 | } |
---|
[3be261a] | 627 | |
---|
[6eb8948] | 628 | StmtExpr::StmtExpr( CompoundStmt *statements ) : statements( statements ) { |
---|
| 629 | assert( statements ); |
---|
| 630 | std::list< Statement * > & body = statements->get_kids(); |
---|
| 631 | if ( ! body.empty() ) { |
---|
| 632 | if ( ExprStmt * exprStmt = dynamic_cast< ExprStmt * >( body.back() ) ) { |
---|
[aa8f9df] | 633 | set_result( maybeClone( exprStmt->get_expr()->get_result() ) ); |
---|
[6eb8948] | 634 | } |
---|
| 635 | } |
---|
| 636 | } |
---|
[d5556a3] | 637 | StmtExpr::StmtExpr( const StmtExpr &other ) : Expression( other ), statements( other.statements->clone() ) { |
---|
| 638 | cloneAll( other.returnDecls, returnDecls ); |
---|
| 639 | cloneAll( other.dtors, dtors ); |
---|
| 640 | } |
---|
[6eb8948] | 641 | StmtExpr::~StmtExpr() { |
---|
| 642 | delete statements; |
---|
[d5556a3] | 643 | deleteAll( dtors ); |
---|
| 644 | deleteAll( returnDecls ); |
---|
[6eb8948] | 645 | } |
---|
| 646 | void StmtExpr::print( std::ostream &os, int indent ) const { |
---|
[3c13c03] | 647 | os << "Statement Expression: " << std::endl << std::string( indent, ' ' ); |
---|
[6eb8948] | 648 | statements->print( os, indent+2 ); |
---|
[d5556a3] | 649 | if ( ! returnDecls.empty() ) { |
---|
| 650 | os << std::string( indent+2, ' ' ) << "with returnDecls: "; |
---|
| 651 | printAll( returnDecls, os, indent+2 ); |
---|
| 652 | } |
---|
| 653 | if ( ! dtors.empty() ) { |
---|
| 654 | os << std::string( indent+2, ' ' ) << "with dtors: "; |
---|
| 655 | printAll( dtors, os, indent+2 ); |
---|
| 656 | } |
---|
| 657 | Expression::print( os, indent ); |
---|
[6eb8948] | 658 | } |
---|
| 659 | |
---|
[3c13c03] | 660 | |
---|
[bf32bb8] | 661 | long long UniqueExpr::count = 0; |
---|
[141b786] | 662 | UniqueExpr::UniqueExpr( Expression *expr, long long idVal ) : expr( expr ), object( nullptr ), var( nullptr ), id( idVal ) { |
---|
| 663 | assert( expr ); |
---|
[bf32bb8] | 664 | assert( count != -1 ); |
---|
| 665 | if ( id == -1 ) id = count++; |
---|
| 666 | if ( expr->get_result() ) { |
---|
| 667 | set_result( expr->get_result()->clone() ); |
---|
| 668 | } |
---|
[3c13c03] | 669 | } |
---|
[141b786] | 670 | UniqueExpr::UniqueExpr( const UniqueExpr &other ) : Expression( other ), expr( maybeClone( other.expr ) ), object( maybeClone( other.object ) ), var( maybeClone( other.var ) ), id( other.id ) { |
---|
[3c13c03] | 671 | } |
---|
| 672 | UniqueExpr::~UniqueExpr() { |
---|
[141b786] | 673 | delete expr; |
---|
| 674 | delete object; |
---|
| 675 | delete var; |
---|
[3c13c03] | 676 | } |
---|
| 677 | void UniqueExpr::print( std::ostream &os, int indent ) const { |
---|
[bf32bb8] | 678 | os << "Unique Expression with id:" << id << std::endl << std::string( indent+2, ' ' ); |
---|
[3c13c03] | 679 | get_expr()->print( os, indent+2 ); |
---|
[77971f6] | 680 | if ( get_object() ) { |
---|
[d5556a3] | 681 | os << std::string( indent+2, ' ' ) << "with decl: "; |
---|
[77971f6] | 682 | get_object()->printShort( os, indent+2 ); |
---|
| 683 | } |
---|
[d5556a3] | 684 | Expression::print( os, indent ); |
---|
[3c13c03] | 685 | } |
---|
| 686 | |
---|
[e4d829b] | 687 | InitAlternative::InitAlternative( Type * type, Designation * designation ) : type( type ), designation( designation ) {} |
---|
| 688 | InitAlternative::InitAlternative( const InitAlternative & other ) : type( maybeClone( other.type ) ), designation( maybeClone( other.designation ) ) {} |
---|
| 689 | InitAlternative::~InitAlternative() { |
---|
| 690 | delete type; |
---|
| 691 | delete designation; |
---|
| 692 | } |
---|
| 693 | |
---|
| 694 | UntypedInitExpr::UntypedInitExpr( Expression * expr, const std::list<InitAlternative> & initAlts ) : expr( expr ), initAlts( initAlts ) {} |
---|
| 695 | UntypedInitExpr::UntypedInitExpr( const UntypedInitExpr & other ) : Expression( other ), expr( maybeClone( other.expr ) ), initAlts( other.initAlts ) {} |
---|
| 696 | UntypedInitExpr::~UntypedInitExpr() { |
---|
| 697 | delete expr; |
---|
| 698 | } |
---|
| 699 | |
---|
| 700 | void UntypedInitExpr::print( std::ostream & os, int indent ) const { |
---|
| 701 | os << "Untyped Init Expression" << std::endl << std::string( indent+2, ' ' ); |
---|
| 702 | expr->print( os, indent+2 ); |
---|
| 703 | if ( ! initAlts.empty() ) { |
---|
| 704 | for ( const InitAlternative & alt : initAlts ) { |
---|
| 705 | os << std::string( indent+2, ' ' ) << "InitAlternative: "; |
---|
| 706 | alt.type->print( os, indent+2 ); |
---|
| 707 | alt.designation->print( os, indent+2 ); |
---|
| 708 | } |
---|
| 709 | } |
---|
| 710 | } |
---|
| 711 | |
---|
[62423350] | 712 | InitExpr::InitExpr( Expression * expr, Designation * designation ) : expr( expr ), designation( designation ) { |
---|
| 713 | set_result( expr->get_result()->clone() ); |
---|
[e4d829b] | 714 | } |
---|
| 715 | InitExpr::InitExpr( const InitExpr & other ) : Expression( other ), expr( maybeClone( other.expr ) ), designation( maybeClone( other.designation) ) {} |
---|
| 716 | InitExpr::~InitExpr() { |
---|
| 717 | delete expr; |
---|
| 718 | delete designation; |
---|
| 719 | } |
---|
| 720 | |
---|
| 721 | void InitExpr::print( std::ostream & os, int indent ) const { |
---|
| 722 | os << "Init Expression" << std::endl << std::string( indent+2, ' ' ); |
---|
| 723 | expr->print( os, indent+2 ); |
---|
| 724 | os << std::string( indent+2, ' ' ) << "with designation: "; |
---|
| 725 | designation->print( os, indent+2 ); |
---|
| 726 | } |
---|
| 727 | |
---|
| 728 | |
---|
[3906301] | 729 | std::ostream & operator<<( std::ostream & out, const Expression * expr ) { |
---|
[8bf784a] | 730 | if ( expr ) { |
---|
| 731 | expr->print( out ); |
---|
| 732 | } else { |
---|
| 733 | out << "nullptr"; |
---|
| 734 | } |
---|
[baf7fee] | 735 | return out; |
---|
| 736 | } |
---|
| 737 | |
---|
[0dd3a2f] | 738 | // Local Variables: // |
---|
| 739 | // tab-width: 4 // |
---|
| 740 | // mode: c++ // |
---|
| 741 | // compile-command: "make install" // |
---|
| 742 | // End: // |
---|