[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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[974906e2] | 7 | // DeclarationNode.cc -- |
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[b87a5ed] | 8 | // |
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| 9 | // Author : Rodolfo G. Esteves |
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| 10 | // Created On : Sat May 16 12:34:05 2015 |
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[201aeb9] | 11 | // Last Modified By : Peter A. Buhr |
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[be00a2d] | 12 | // Last Modified On : Sat Feb 25 12:15:40 2023 |
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| 13 | // Update Count : 1404 |
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[b87a5ed] | 14 | // |
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| 15 | |
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[e3e16bc] | 16 | #include <cassert> // for assert, assertf, strict_dynamic_cast |
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[d180746] | 17 | #include <iterator> // for back_insert_iterator |
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| 18 | #include <list> // for list |
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| 19 | #include <memory> // for unique_ptr |
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| 20 | #include <ostream> // for operator<<, ostream, basic_ostream |
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| 21 | #include <string> // for string, operator+, allocator, char... |
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[51b7345] | 22 | |
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[d180746] | 23 | #include "Common/SemanticError.h" // for SemanticError |
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| 24 | #include "Common/UniqueName.h" // for UniqueName |
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| 25 | #include "Common/utility.h" // for maybeClone, maybeBuild, CodeLocation |
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| 26 | #include "Parser/ParseNode.h" // for DeclarationNode, ExpressionNode |
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[07de76b] | 27 | #include "SynTree/LinkageSpec.h" // for Spec, linkageName, Cforall |
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[d180746] | 28 | #include "SynTree/Attribute.h" // for Attribute |
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[71806e0] | 29 | #include "SynTree/Declaration.h" // for TypeDecl, ObjectDecl, InlineMemberDecl, Declaration |
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[d180746] | 30 | #include "SynTree/Expression.h" // for Expression, ConstantExpr |
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| 31 | #include "SynTree/Statement.h" // for AsmStmt |
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| 32 | #include "SynTree/Type.h" // for Type, Type::StorageClasses, Type::... |
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| 33 | #include "TypeData.h" // for TypeData, TypeData::Aggregate_t |
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[2f0a0678] | 34 | #include "TypedefTable.h" // for TypedefTable |
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[bdd516a] | 35 | |
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[d180746] | 36 | class Initializer; |
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[51b7345] | 37 | |
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[de62360d] | 38 | extern TypedefTable typedefTable; |
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| 39 | |
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[51b7345] | 40 | using namespace std; |
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| 41 | |
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[201aeb9] | 42 | // These must harmonize with the corresponding DeclarationNode enumerations. |
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[ba01b14] | 43 | const char * DeclarationNode::basicTypeNames[] = { "void", "_Bool", "char", "int", "int128", |
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| 44 | "float", "double", "long double", "float80", "float128", |
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| 45 | "_float16", "_float32", "_float32x", "_float64", "_float64x", "_float128", "_float128x", "NoBasicTypeNames" }; |
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| 46 | const char * DeclarationNode::complexTypeNames[] = { "_Complex", "NoComplexTypeNames", "_Imaginary" }; // Imaginary unsupported => parse, but make invisible and print error message |
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[dd020c0] | 47 | const char * DeclarationNode::signednessNames[] = { "signed", "unsigned", "NoSignednessNames" }; |
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| 48 | const char * DeclarationNode::lengthNames[] = { "short", "long", "long long", "NoLengthNames" }; |
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[f673c13c] | 49 | const char * DeclarationNode::builtinTypeNames[] = { "__builtin_va_list", "__auto_type", "zero_t", "one_t", "NoBuiltinTypeNames" }; |
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[51b7345] | 50 | |
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| 51 | UniqueName DeclarationNode::anonymous( "__anonymous" ); |
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| 52 | |
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[8b7ee09] | 53 | extern LinkageSpec::Spec linkage; // defined in parser.yy |
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[51b7345] | 54 | |
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[7d05e7e] | 55 | DeclarationNode::DeclarationNode() : |
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[e07caa2] | 56 | linkage( ::linkage ) { |
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[2298f728] | 57 | |
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[faddbd8] | 58 | // variable.name = nullptr; |
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[07de76b] | 59 | variable.tyClass = TypeDecl::NUMBER_OF_KINDS; |
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[28307be] | 60 | variable.assertions = nullptr; |
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[67cf18c] | 61 | variable.initializer = nullptr; |
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[7d05e7e] | 62 | |
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[f6e3e34] | 63 | assert.condition = nullptr; |
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| 64 | assert.message = nullptr; |
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[28307be] | 65 | } |
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| 66 | |
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| 67 | DeclarationNode::~DeclarationNode() { |
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[faddbd8] | 68 | // delete variable.name; |
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[2298f728] | 69 | delete variable.assertions; |
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[67cf18c] | 70 | delete variable.initializer; |
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[2298f728] | 71 | |
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[f135b50] | 72 | // delete type; |
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[28307be] | 73 | delete bitfieldWidth; |
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[e994912] | 74 | |
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| 75 | delete asmStmt; |
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[58dd019] | 76 | // asmName, no delete, passed to next stage |
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[28307be] | 77 | delete initializer; |
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[f6e3e34] | 78 | |
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| 79 | delete assert.condition; |
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| 80 | delete assert.message; |
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[28307be] | 81 | } |
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| 82 | |
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[ba7aa2d] | 83 | DeclarationNode * DeclarationNode::clone() const { |
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| 84 | DeclarationNode * newnode = new DeclarationNode; |
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[c0aa336] | 85 | newnode->set_next( maybeClone( get_next() ) ); |
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[2298f728] | 86 | newnode->name = name ? new string( *name ) : nullptr; |
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[c0aa336] | 87 | |
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[2e5fa345] | 88 | newnode->builtin = NoBuiltinType; |
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[c0aa336] | 89 | newnode->type = maybeClone( type ); |
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[679e644] | 90 | newnode->inLine = inLine; |
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[a7c90d4] | 91 | newnode->storageClasses = storageClasses; |
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| 92 | newnode->funcSpecs = funcSpecs; |
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[08d5507b] | 93 | newnode->bitfieldWidth = maybeClone( bitfieldWidth ); |
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[c0aa336] | 94 | newnode->enumeratorValue.reset( maybeClone( enumeratorValue.get() ) ); |
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[b87a5ed] | 95 | newnode->hasEllipsis = hasEllipsis; |
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| 96 | newnode->linkage = linkage; |
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[58dd019] | 97 | newnode->asmName = maybeClone( asmName ); |
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[c0aa336] | 98 | cloneAll( attributes, newnode->attributes ); |
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| 99 | newnode->initializer = maybeClone( initializer ); |
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| 100 | newnode->extension = extension; |
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[e994912] | 101 | newnode->asmStmt = maybeClone( asmStmt ); |
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[c0aa336] | 102 | newnode->error = error; |
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[3848e0e] | 103 | |
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[faddbd8] | 104 | // newnode->variable.name = variable.name ? new string( *variable.name ) : nullptr; |
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[28307be] | 105 | newnode->variable.tyClass = variable.tyClass; |
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[fb114fa1] | 106 | newnode->variable.assertions = maybeClone( variable.assertions ); |
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[67cf18c] | 107 | newnode->variable.initializer = maybeClone( variable.initializer ); |
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[3848e0e] | 108 | |
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[f6e3e34] | 109 | newnode->assert.condition = maybeClone( assert.condition ); |
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| 110 | newnode->assert.message = maybeClone( assert.message ); |
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[28307be] | 111 | return newnode; |
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| 112 | } // DeclarationNode::clone |
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[3848e0e] | 113 | |
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[f2f512ba] | 114 | void DeclarationNode::print( std::ostream & os, int indent ) const { |
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[59db689] | 115 | os << string( indent, ' ' ); |
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[2298f728] | 116 | if ( name ) { |
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| 117 | os << *name << ": "; |
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[68cd1ce] | 118 | } // if |
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[51b7345] | 119 | |
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[b87a5ed] | 120 | if ( linkage != LinkageSpec::Cforall ) { |
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[d912bed] | 121 | os << LinkageSpec::name( linkage ) << " "; |
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[68cd1ce] | 122 | } // if |
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[3848e0e] | 123 | |
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[6e8bd43] | 124 | storageClasses.print( os ); |
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| 125 | funcSpecs.print( os ); |
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[dd020c0] | 126 | |
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[b87a5ed] | 127 | if ( type ) { |
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| 128 | type->print( os, indent ); |
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| 129 | } else { |
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| 130 | os << "untyped entity "; |
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[68cd1ce] | 131 | } // if |
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[3848e0e] | 132 | |
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[b87a5ed] | 133 | if ( bitfieldWidth ) { |
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[59db689] | 134 | os << endl << string( indent + 2, ' ' ) << "with bitfield width "; |
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[b87a5ed] | 135 | bitfieldWidth->printOneLine( os ); |
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[68cd1ce] | 136 | } // if |
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[3848e0e] | 137 | |
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[2298f728] | 138 | if ( initializer ) { |
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[59db689] | 139 | os << endl << string( indent + 2, ' ' ) << "with initializer "; |
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[b87a5ed] | 140 | initializer->printOneLine( os ); |
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[974906e2] | 141 | os << " maybe constructed? " << initializer->get_maybeConstructed(); |
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[68cd1ce] | 142 | } // if |
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[3848e0e] | 143 | |
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[692c1cc] | 144 | if ( ! attributes.empty() ) { |
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| 145 | os << string( indent + 2, ' ' ) << "with attributes " << endl; |
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| 146 | for ( Attribute * attr: reverseIterate( attributes ) ) { |
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| 147 | os << string( indent + 4, ' ' ) << attr->name.c_str() << endl; |
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| 148 | } // for |
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| 149 | } // if |
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[66406f3] | 150 | |
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[b87a5ed] | 151 | os << endl; |
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[51b7345] | 152 | } |
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| 153 | |
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[f2f512ba] | 154 | void DeclarationNode::printList( std::ostream & os, int indent ) const { |
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[b87a5ed] | 155 | ParseNode::printList( os, indent ); |
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| 156 | if ( hasEllipsis ) { |
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| 157 | os << string( indent, ' ' ) << "and a variable number of other arguments" << endl; |
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[68cd1ce] | 158 | } // if |
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[51b7345] | 159 | } |
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| 160 | |
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[68fe077a] | 161 | DeclarationNode * DeclarationNode::newStorageClass( Type::StorageClasses sc ) { |
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[ba7aa2d] | 162 | DeclarationNode * newnode = new DeclarationNode; |
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[08d5507b] | 163 | newnode->storageClasses = sc; |
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[b87a5ed] | 164 | return newnode; |
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[dd020c0] | 165 | } // DeclarationNode::newStorageClass |
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[3848e0e] | 166 | |
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[ddfd945] | 167 | DeclarationNode * DeclarationNode::newFuncSpecifier( Type::FuncSpecifiers fs ) { |
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[ba7aa2d] | 168 | DeclarationNode * newnode = new DeclarationNode; |
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[08d5507b] | 169 | newnode->funcSpecs = fs; |
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[c1c1112] | 170 | return newnode; |
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[dd020c0] | 171 | } // DeclarationNode::newFuncSpecifier |
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[c1c1112] | 172 | |
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[738e304] | 173 | DeclarationNode * DeclarationNode::newTypeQualifier( Type::Qualifiers tq ) { |
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[ba7aa2d] | 174 | DeclarationNode * newnode = new DeclarationNode; |
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[dd020c0] | 175 | newnode->type = new TypeData(); |
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[738e304] | 176 | newnode->type->qualifiers = tq; |
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[b87a5ed] | 177 | return newnode; |
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[dd020c0] | 178 | } // DeclarationNode::newQualifier |
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[3848e0e] | 179 | |
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[c1c1112] | 180 | DeclarationNode * DeclarationNode::newBasicType( BasicType bt ) { |
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[ba7aa2d] | 181 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 182 | newnode->type = new TypeData( TypeData::Basic ); |
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[5b639ee] | 183 | newnode->type->basictype = bt; |
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[b87a5ed] | 184 | return newnode; |
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[984dce6] | 185 | } // DeclarationNode::newBasicType |
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[3848e0e] | 186 | |
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[5b639ee] | 187 | DeclarationNode * DeclarationNode::newComplexType( ComplexType ct ) { |
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[ba7aa2d] | 188 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 189 | newnode->type = new TypeData( TypeData::Basic ); |
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[5b639ee] | 190 | newnode->type->complextype = ct; |
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[b87a5ed] | 191 | return newnode; |
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[5b639ee] | 192 | } // DeclarationNode::newComplexType |
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| 193 | |
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| 194 | DeclarationNode * DeclarationNode::newSignedNess( Signedness sn ) { |
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[ba7aa2d] | 195 | DeclarationNode * newnode = new DeclarationNode; |
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[5b639ee] | 196 | newnode->type = new TypeData( TypeData::Basic ); |
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| 197 | newnode->type->signedness = sn; |
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| 198 | return newnode; |
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| 199 | } // DeclarationNode::newSignedNess |
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| 200 | |
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| 201 | DeclarationNode * DeclarationNode::newLength( Length lnth ) { |
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[ba7aa2d] | 202 | DeclarationNode * newnode = new DeclarationNode; |
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[5b639ee] | 203 | newnode->type = new TypeData( TypeData::Basic ); |
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| 204 | newnode->type->length = lnth; |
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| 205 | return newnode; |
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| 206 | } // DeclarationNode::newLength |
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[3848e0e] | 207 | |
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[dd020c0] | 208 | DeclarationNode * DeclarationNode::newForall( DeclarationNode * forall ) { |
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| 209 | DeclarationNode * newnode = new DeclarationNode; |
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| 210 | newnode->type = new TypeData( TypeData::Unknown ); |
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| 211 | newnode->type->forall = forall; |
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| 212 | return newnode; |
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| 213 | } // DeclarationNode::newForall |
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| 214 | |
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[47498bd] | 215 | DeclarationNode * DeclarationNode::newFromGlobalScope() { |
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| 216 | DeclarationNode * newnode = new DeclarationNode; |
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| 217 | newnode->type = new TypeData( TypeData::GlobalScope ); |
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| 218 | return newnode; |
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| 219 | } |
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| 220 | |
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[c5d7701] | 221 | DeclarationNode * DeclarationNode::newQualifiedType( DeclarationNode * parent, DeclarationNode * child) { |
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[c194661] | 222 | DeclarationNode * newnode = new DeclarationNode; |
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| 223 | newnode->type = new TypeData( TypeData::Qualified ); |
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| 224 | newnode->type->qualified.parent = parent->type; |
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| 225 | newnode->type->qualified.child = child->type; |
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| 226 | parent->type = nullptr; |
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| 227 | child->type = nullptr; |
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| 228 | delete parent; |
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| 229 | delete child; |
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| 230 | return newnode; |
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[c5d7701] | 231 | } |
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| 232 | |
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[312029a] | 233 | DeclarationNode * DeclarationNode::newAggregate( AggregateDecl::Aggregate kind, const string * name, ExpressionNode * actuals, DeclarationNode * fields, bool body ) { |
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[ba7aa2d] | 234 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 235 | newnode->type = new TypeData( TypeData::Aggregate ); |
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[8f6f47d7] | 236 | newnode->type->aggregate.kind = kind; |
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[692c1cc] | 237 | newnode->type->aggregate.anon = name == nullptr; |
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| 238 | newnode->type->aggregate.name = newnode->type->aggregate.anon ? new string( DeclarationNode::anonymous.newName() ) : name; |
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[8f6f47d7] | 239 | newnode->type->aggregate.actuals = actuals; |
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| 240 | newnode->type->aggregate.fields = fields; |
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| 241 | newnode->type->aggregate.body = body; |
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[6ea87486] | 242 | newnode->type->aggregate.tagged = false; |
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| 243 | newnode->type->aggregate.parent = nullptr; |
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[b87a5ed] | 244 | return newnode; |
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[984dce6] | 245 | } // DeclarationNode::newAggregate |
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[3848e0e] | 246 | |
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[e4d7c1c] | 247 | DeclarationNode * DeclarationNode::newEnum( const string * name, DeclarationNode * constants, bool body, bool typed, DeclarationNode * base, EnumHiding hiding ) { |
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[ba7aa2d] | 248 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 249 | newnode->type = new TypeData( TypeData::Enum ); |
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[692c1cc] | 250 | newnode->type->enumeration.anon = name == nullptr; |
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| 251 | newnode->type->enumeration.name = newnode->type->enumeration.anon ? new string( DeclarationNode::anonymous.newName() ) : name; |
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[8f6f47d7] | 252 | newnode->type->enumeration.constants = constants; |
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[ca1a547] | 253 | newnode->type->enumeration.body = body; |
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[b0d9ff7] | 254 | newnode->type->enumeration.typed = typed; |
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[e4d7c1c] | 255 | newnode->type->enumeration.hiding = hiding; |
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[78e2fca] | 256 | if ( base && base->type ) { |
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[ed9a1ae] | 257 | newnode->type->base = base->type; |
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[9e7236f4] | 258 | } // if |
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| 259 | |
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[b87a5ed] | 260 | return newnode; |
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[984dce6] | 261 | } // DeclarationNode::newEnum |
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[3848e0e] | 262 | |
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[a77713b] | 263 | |
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| 264 | |
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[a46b69c] | 265 | DeclarationNode * DeclarationNode::newName( const string * name ) { |
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[ba7aa2d] | 266 | DeclarationNode * newnode = new DeclarationNode; |
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[a46b69c] | 267 | assert( ! newnode->name ); |
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[2298f728] | 268 | newnode->name = name; |
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[a46b69c] | 269 | return newnode; |
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| 270 | } // DeclarationNode::newName |
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| 271 | |
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[374cb117] | 272 | DeclarationNode * DeclarationNode::newEnumConstant( const string * name, ExpressionNode * constant ) { |
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[a46b69c] | 273 | DeclarationNode * newnode = newName( name ); |
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[4f147cc] | 274 | newnode->enumeratorValue.reset( constant ); |
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[b87a5ed] | 275 | return newnode; |
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[984dce6] | 276 | } // DeclarationNode::newEnumConstant |
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[3848e0e] | 277 | |
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[374cb117] | 278 | DeclarationNode * DeclarationNode::newEnumValueGeneric( const string * name, InitializerNode * init ) { |
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[b0d9ff7] | 279 | if ( init ) { |
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| 280 | if ( init->get_expression() ) { |
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[374cb117] | 281 | return newEnumConstant( name, init->get_expression() ); |
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[b0d9ff7] | 282 | } else { |
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[374cb117] | 283 | DeclarationNode * newnode = newName( name ); |
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| 284 | newnode->initializer = init; |
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| 285 | return newnode; |
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| 286 | } // if |
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| 287 | } else { |
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[b0d9ff7] | 288 | return newName( name ); |
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[374cb117] | 289 | } // if |
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[9e7236f4] | 290 | } // DeclarationNode::newEnumValueGeneric |
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[374cb117] | 291 | |
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[1e30df7] | 292 | DeclarationNode * DeclarationNode::newEnumInLine( const string name ) { |
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| 293 | DeclarationNode * newnode = newName( new std::string(name) ); |
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| 294 | newnode->enumInLine = true; |
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| 295 | return newnode; |
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| 296 | } |
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| 297 | |
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[a46b69c] | 298 | DeclarationNode * DeclarationNode::newFromTypedef( const string * name ) { |
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[ba7aa2d] | 299 | DeclarationNode * newnode = new DeclarationNode; |
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[a46b69c] | 300 | newnode->type = new TypeData( TypeData::SymbolicInst ); |
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| 301 | newnode->type->symbolic.name = name; |
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| 302 | newnode->type->symbolic.isTypedef = true; |
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| 303 | newnode->type->symbolic.params = nullptr; |
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[b87a5ed] | 304 | return newnode; |
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[a46b69c] | 305 | } // DeclarationNode::newFromTypedef |
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[3848e0e] | 306 | |
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[25bca42] | 307 | DeclarationNode * DeclarationNode::newFromTypeGen( const string * name, ExpressionNode * params ) { |
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[ba7aa2d] | 308 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 309 | newnode->type = new TypeData( TypeData::SymbolicInst ); |
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[fb114fa1] | 310 | newnode->type->symbolic.name = name; |
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[8f6f47d7] | 311 | newnode->type->symbolic.isTypedef = false; |
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| 312 | newnode->type->symbolic.actuals = params; |
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[b87a5ed] | 313 | return newnode; |
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[984dce6] | 314 | } // DeclarationNode::newFromTypeGen |
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[3848e0e] | 315 | |
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[07de76b] | 316 | DeclarationNode * DeclarationNode::newTypeParam( TypeDecl::Kind tc, const string * name ) { |
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[a46b69c] | 317 | DeclarationNode * newnode = newName( name ); |
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[2298f728] | 318 | newnode->type = nullptr; |
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[28307be] | 319 | newnode->variable.tyClass = tc; |
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[faddbd8] | 320 | newnode->variable.assertions = nullptr; |
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[b87a5ed] | 321 | return newnode; |
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[984dce6] | 322 | } // DeclarationNode::newTypeParam |
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[3848e0e] | 323 | |
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[fb114fa1] | 324 | DeclarationNode * DeclarationNode::newTrait( const string * name, DeclarationNode * params, DeclarationNode * asserts ) { |
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[ba7aa2d] | 325 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 326 | newnode->type = new TypeData( TypeData::Aggregate ); |
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[2298f728] | 327 | newnode->type->aggregate.name = name; |
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[312029a] | 328 | newnode->type->aggregate.kind = AggregateDecl::Trait; |
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[8f6f47d7] | 329 | newnode->type->aggregate.params = params; |
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| 330 | newnode->type->aggregate.fields = asserts; |
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[b87a5ed] | 331 | return newnode; |
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[984dce6] | 332 | } // DeclarationNode::newTrait |
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[3848e0e] | 333 | |
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[fb114fa1] | 334 | DeclarationNode * DeclarationNode::newTraitUse( const string * name, ExpressionNode * params ) { |
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[ba7aa2d] | 335 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 336 | newnode->type = new TypeData( TypeData::AggregateInst ); |
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[8f6f47d7] | 337 | newnode->type->aggInst.aggregate = new TypeData( TypeData::Aggregate ); |
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[312029a] | 338 | newnode->type->aggInst.aggregate->aggregate.kind = AggregateDecl::Trait; |
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[2298f728] | 339 | newnode->type->aggInst.aggregate->aggregate.name = name; |
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[8f6f47d7] | 340 | newnode->type->aggInst.params = params; |
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[b87a5ed] | 341 | return newnode; |
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[984dce6] | 342 | } // DeclarationNode::newTraitUse |
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[3848e0e] | 343 | |
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[25bca42] | 344 | DeclarationNode * DeclarationNode::newTypeDecl( const string * name, DeclarationNode * typeParams ) { |
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[a46b69c] | 345 | DeclarationNode * newnode = newName( name ); |
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[b87a5ed] | 346 | newnode->type = new TypeData( TypeData::Symbolic ); |
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[8f6f47d7] | 347 | newnode->type->symbolic.isTypedef = false; |
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| 348 | newnode->type->symbolic.params = typeParams; |
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[b87a5ed] | 349 | return newnode; |
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[984dce6] | 350 | } // DeclarationNode::newTypeDecl |
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[3848e0e] | 351 | |
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[ce8c12f] | 352 | DeclarationNode * DeclarationNode::newPointer( DeclarationNode * qualifiers, OperKinds kind ) { |
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[ba7aa2d] | 353 | DeclarationNode * newnode = new DeclarationNode; |
---|
[ce8c12f] | 354 | newnode->type = new TypeData( kind == OperKinds::PointTo ? TypeData::Pointer : TypeData::Reference ); |
---|
[71d0eab] | 355 | if ( kind == OperKinds::And ) { |
---|
| 356 | // T && is parsed as 'And' operator rather than two references => add a second reference type |
---|
| 357 | TypeData * td = new TypeData( TypeData::Reference ); |
---|
| 358 | td->base = newnode->type; |
---|
| 359 | newnode->type = td; |
---|
| 360 | } |
---|
[c3396e0] | 361 | if ( qualifiers ) { |
---|
| 362 | return newnode->addQualifiers( qualifiers ); |
---|
| 363 | } else { |
---|
| 364 | return newnode; |
---|
| 365 | } // if |
---|
[984dce6] | 366 | } // DeclarationNode::newPointer |
---|
[3848e0e] | 367 | |
---|
[ba7aa2d] | 368 | DeclarationNode * DeclarationNode::newArray( ExpressionNode * size, DeclarationNode * qualifiers, bool isStatic ) { |
---|
| 369 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 370 | newnode->type = new TypeData( TypeData::Array ); |
---|
[8f6f47d7] | 371 | newnode->type->array.dimension = size; |
---|
| 372 | newnode->type->array.isStatic = isStatic; |
---|
[2298f728] | 373 | if ( newnode->type->array.dimension == nullptr || newnode->type->array.dimension->isExpressionType<ConstantExpr * >() ) { |
---|
[8f6f47d7] | 374 | newnode->type->array.isVarLen = false; |
---|
[71bd8c6] | 375 | } else { |
---|
[8f6f47d7] | 376 | newnode->type->array.isVarLen = true; |
---|
[71bd8c6] | 377 | } // if |
---|
[b87a5ed] | 378 | return newnode->addQualifiers( qualifiers ); |
---|
[984dce6] | 379 | } // DeclarationNode::newArray |
---|
[3848e0e] | 380 | |
---|
[ba7aa2d] | 381 | DeclarationNode * DeclarationNode::newVarArray( DeclarationNode * qualifiers ) { |
---|
| 382 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 383 | newnode->type = new TypeData( TypeData::Array ); |
---|
[2298f728] | 384 | newnode->type->array.dimension = nullptr; |
---|
[8f6f47d7] | 385 | newnode->type->array.isStatic = false; |
---|
| 386 | newnode->type->array.isVarLen = true; |
---|
[b87a5ed] | 387 | return newnode->addQualifiers( qualifiers ); |
---|
[3848e0e] | 388 | } |
---|
| 389 | |
---|
[ba7aa2d] | 390 | DeclarationNode * DeclarationNode::newBitfield( ExpressionNode * size ) { |
---|
| 391 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 392 | newnode->bitfieldWidth = size; |
---|
| 393 | return newnode; |
---|
[3848e0e] | 394 | } |
---|
| 395 | |
---|
[ba7aa2d] | 396 | DeclarationNode * DeclarationNode::newTuple( DeclarationNode * members ) { |
---|
| 397 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 398 | newnode->type = new TypeData( TypeData::Tuple ); |
---|
[8f6f47d7] | 399 | newnode->type->tuple = members; |
---|
[b87a5ed] | 400 | return newnode; |
---|
[3848e0e] | 401 | } |
---|
| 402 | |
---|
[f855545] | 403 | DeclarationNode * DeclarationNode::newTypeof( ExpressionNode * expr, bool basetypeof ) { |
---|
[ba7aa2d] | 404 | DeclarationNode * newnode = new DeclarationNode; |
---|
[f855545] | 405 | newnode->type = new TypeData( basetypeof ? TypeData::Basetypeof : TypeData::Typeof ); |
---|
[8f6f47d7] | 406 | newnode->type->typeexpr = expr; |
---|
[b87a5ed] | 407 | return newnode; |
---|
[3848e0e] | 408 | } |
---|
| 409 | |
---|
[93bbbc4] | 410 | DeclarationNode * DeclarationNode::newVtableType( DeclarationNode * decl ) { |
---|
| 411 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 412 | newnode->type = new TypeData( TypeData::Vtable ); |
---|
| 413 | newnode->setBase( decl->type ); |
---|
| 414 | return newnode; |
---|
| 415 | } |
---|
| 416 | |
---|
[8f6f47d7] | 417 | DeclarationNode * DeclarationNode::newBuiltinType( BuiltinType bt ) { |
---|
[ba7aa2d] | 418 | DeclarationNode * newnode = new DeclarationNode; |
---|
[8f6f47d7] | 419 | newnode->type = new TypeData( TypeData::Builtin ); |
---|
| 420 | newnode->builtin = bt; |
---|
[148f7290] | 421 | newnode->type->builtintype = newnode->builtin; |
---|
[8f6f47d7] | 422 | return newnode; |
---|
| 423 | } // DeclarationNode::newBuiltinType |
---|
| 424 | |
---|
[a46b69c] | 425 | DeclarationNode * DeclarationNode::newFunction( const string * name, DeclarationNode * ret, DeclarationNode * param, StatementNode * body ) { |
---|
| 426 | DeclarationNode * newnode = newName( name ); |
---|
| 427 | newnode->type = new TypeData( TypeData::Function ); |
---|
| 428 | newnode->type->function.params = param; |
---|
| 429 | newnode->type->function.body = body; |
---|
| 430 | |
---|
| 431 | if ( ret ) { |
---|
| 432 | newnode->type->base = ret->type; |
---|
| 433 | ret->type = nullptr; |
---|
| 434 | delete ret; |
---|
| 435 | } // if |
---|
| 436 | |
---|
| 437 | return newnode; |
---|
| 438 | } // DeclarationNode::newFunction |
---|
| 439 | |
---|
[25bca42] | 440 | DeclarationNode * DeclarationNode::newAttribute( const string * name, ExpressionNode * expr ) { |
---|
[44a81853] | 441 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 442 | newnode->type = nullptr; |
---|
| 443 | std::list< Expression * > exprs; |
---|
| 444 | buildList( expr, exprs ); |
---|
| 445 | newnode->attributes.push_back( new Attribute( *name, exprs ) ); |
---|
| 446 | delete name; |
---|
| 447 | return newnode; |
---|
| 448 | } |
---|
| 449 | |
---|
[2d019af] | 450 | DeclarationNode * DeclarationNode::newDirectiveStmt( StatementNode * stmt ) { |
---|
| 451 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 452 | newnode->directiveStmt = stmt; |
---|
| 453 | return newnode; |
---|
| 454 | } |
---|
| 455 | |
---|
[e994912] | 456 | DeclarationNode * DeclarationNode::newAsmStmt( StatementNode * stmt ) { |
---|
| 457 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 458 | newnode->asmStmt = stmt; |
---|
| 459 | return newnode; |
---|
| 460 | } |
---|
| 461 | |
---|
[f6e3e34] | 462 | DeclarationNode * DeclarationNode::newStaticAssert( ExpressionNode * condition, Expression * message ) { |
---|
| 463 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 464 | newnode->assert.condition = condition; |
---|
| 465 | newnode->assert.message = message; |
---|
| 466 | return newnode; |
---|
| 467 | } |
---|
| 468 | |
---|
| 469 | |
---|
[5b639ee] | 470 | void appendError( string & dst, const string & src ) { |
---|
| 471 | if ( src.empty() ) return; |
---|
| 472 | if ( dst.empty() ) { dst = src; return; } |
---|
| 473 | dst += ", " + src; |
---|
| 474 | } // appendError |
---|
| 475 | |
---|
[ba7aa2d] | 476 | void DeclarationNode::checkQualifiers( const TypeData * src, const TypeData * dst ) { |
---|
[738e304] | 477 | const Type::Qualifiers qsrc = src->qualifiers, qdst = dst->qualifiers; // optimization |
---|
[c1c1112] | 478 | |
---|
[6f95000] | 479 | if ( (qsrc & qdst).any() ) { // duplicates ? |
---|
[738e304] | 480 | for ( unsigned int i = 0; i < Type::NumTypeQualifier; i += 1 ) { // find duplicates |
---|
[5b639ee] | 481 | if ( qsrc[i] && qdst[i] ) { |
---|
[615a096] | 482 | appendError( error, string( "duplicate " ) + Type::QualifiersNames[i] ); |
---|
[c1c1112] | 483 | } // if |
---|
| 484 | } // for |
---|
[a7c90d4] | 485 | } // for |
---|
[c1c1112] | 486 | } // DeclarationNode::checkQualifiers |
---|
| 487 | |
---|
[a7c90d4] | 488 | void DeclarationNode::checkSpecifiers( DeclarationNode * src ) { |
---|
[6f95000] | 489 | if ( (funcSpecs & src->funcSpecs).any() ) { // duplicates ? |
---|
[ddfd945] | 490 | for ( unsigned int i = 0; i < Type::NumFuncSpecifier; i += 1 ) { // find duplicates |
---|
[a7c90d4] | 491 | if ( funcSpecs[i] && src->funcSpecs[i] ) { |
---|
[615a096] | 492 | appendError( error, string( "duplicate " ) + Type::FuncSpecifiersNames[i] ); |
---|
[dd020c0] | 493 | } // if |
---|
| 494 | } // for |
---|
| 495 | } // if |
---|
| 496 | |
---|
[6e8bd43] | 497 | if ( storageClasses.any() && src->storageClasses.any() ) { // any reason to check ? |
---|
[6f95000] | 498 | if ( (storageClasses & src->storageClasses ).any() ) { // duplicates ? |
---|
[68fe077a] | 499 | for ( unsigned int i = 0; i < Type::NumStorageClass; i += 1 ) { // find duplicates |
---|
[a7c90d4] | 500 | if ( storageClasses[i] && src->storageClasses[i] ) { |
---|
[615a096] | 501 | appendError( error, string( "duplicate " ) + Type::StorageClassesNames[i] ); |
---|
[a7c90d4] | 502 | } // if |
---|
| 503 | } // for |
---|
| 504 | // src is the new item being added and has a single bit |
---|
[ed9a1ae] | 505 | } else if ( ! src->storageClasses.is_threadlocal_any() ) { // conflict ? |
---|
[615a096] | 506 | appendError( error, string( "conflicting " ) + Type::StorageClassesNames[storageClasses.ffs()] + |
---|
| 507 | " & " + Type::StorageClassesNames[src->storageClasses.ffs()] ); |
---|
[6f95000] | 508 | src->storageClasses.reset(); // FIX to preserve invariant of one basic storage specifier |
---|
[b6424d9] | 509 | } // if |
---|
| 510 | } // if |
---|
[dd020c0] | 511 | |
---|
[a7c90d4] | 512 | appendError( error, src->error ); |
---|
| 513 | } // DeclarationNode::checkSpecifiers |
---|
[b6424d9] | 514 | |
---|
[a7c90d4] | 515 | DeclarationNode * DeclarationNode::copySpecifiers( DeclarationNode * q ) { |
---|
[6f95000] | 516 | funcSpecs |= q->funcSpecs; |
---|
| 517 | storageClasses |= q->storageClasses; |
---|
[c0aa336] | 518 | |
---|
[66406f3] | 519 | for ( Attribute * attr: reverseIterate( q->attributes ) ) { |
---|
[c0aa336] | 520 | attributes.push_front( attr->clone() ); |
---|
| 521 | } // for |
---|
[b6424d9] | 522 | return this; |
---|
[a7c90d4] | 523 | } // DeclarationNode::copySpecifiers |
---|
[b6424d9] | 524 | |
---|
[f2f512ba] | 525 | static void addQualifiersToType( TypeData *& src, TypeData * dst ) { |
---|
[101e0bd] | 526 | if ( dst->base ) { |
---|
| 527 | addQualifiersToType( src, dst->base ); |
---|
| 528 | } else if ( dst->kind == TypeData::Function ) { |
---|
| 529 | dst->base = src; |
---|
[2298f728] | 530 | src = nullptr; |
---|
[101e0bd] | 531 | } else { |
---|
[6f95000] | 532 | dst->qualifiers |= src->qualifiers; |
---|
[101e0bd] | 533 | } // if |
---|
| 534 | } // addQualifiersToType |
---|
| 535 | |
---|
[ba7aa2d] | 536 | DeclarationNode * DeclarationNode::addQualifiers( DeclarationNode * q ) { |
---|
[af9da5f] | 537 | if ( ! q ) { return this; } // empty qualifier |
---|
[101e0bd] | 538 | |
---|
[a7c90d4] | 539 | checkSpecifiers( q ); |
---|
| 540 | copySpecifiers( q ); |
---|
[101e0bd] | 541 | |
---|
[c38ae92] | 542 | if ( ! q->type ) { delete q; return this; } |
---|
[101e0bd] | 543 | |
---|
| 544 | if ( ! type ) { |
---|
[c38ae92] | 545 | type = q->type; // reuse structure |
---|
[1b77274] | 546 | q->type = nullptr; |
---|
| 547 | delete q; |
---|
[101e0bd] | 548 | return this; |
---|
| 549 | } // if |
---|
| 550 | |
---|
[c38ae92] | 551 | if ( q->type->forall ) { // forall qualifier ? |
---|
| 552 | if ( type->forall ) { // polymorphic routine ? |
---|
| 553 | type->forall->appendList( q->type->forall ); // augment forall qualifier |
---|
[101e0bd] | 554 | } else { |
---|
[c38ae92] | 555 | if ( type->kind == TypeData::Aggregate ) { // struct/union ? |
---|
| 556 | if ( type->aggregate.params ) { // polymorphic ? |
---|
| 557 | type->aggregate.params->appendList( q->type->forall ); // augment forall qualifier |
---|
| 558 | } else { // not polymorphic |
---|
[a1c9ddd] | 559 | type->aggregate.params = q->type->forall; // set forall qualifier |
---|
[c38ae92] | 560 | } // if |
---|
| 561 | } else { // not polymorphic |
---|
| 562 | type->forall = q->type->forall; // make polymorphic routine |
---|
[68cd1ce] | 563 | } // if |
---|
| 564 | } // if |
---|
[c38ae92] | 565 | q->type->forall = nullptr; // forall qualifier moved |
---|
[68cd1ce] | 566 | } // if |
---|
[6ef2d81] | 567 | |
---|
[a7c90d4] | 568 | checkQualifiers( type, q->type ); |
---|
[78e2fca] | 569 | if ( (builtin == Zero || builtin == One) && q->type->qualifiers.any() && error.length() == 0 ) { |
---|
[be00a2d] | 570 | SemanticWarning( yylloc, Warning::BadQualifiersZeroOne, builtinTypeNames[builtin] ); |
---|
[9dc31c10] | 571 | } // if |
---|
[6ef2d81] | 572 | addQualifiersToType( q->type, type ); |
---|
| 573 | |
---|
[b87a5ed] | 574 | delete q; |
---|
| 575 | return this; |
---|
[101e0bd] | 576 | } // addQualifiers |
---|
[3848e0e] | 577 | |
---|
[f2f512ba] | 578 | static void addTypeToType( TypeData *& src, TypeData *& dst ) { |
---|
[101e0bd] | 579 | if ( src->forall && dst->kind == TypeData::Function ) { |
---|
| 580 | if ( dst->forall ) { |
---|
| 581 | dst->forall->appendList( src->forall ); |
---|
[b87a5ed] | 582 | } else { |
---|
[101e0bd] | 583 | dst->forall = src->forall; |
---|
| 584 | } // if |
---|
[2298f728] | 585 | src->forall = nullptr; |
---|
[101e0bd] | 586 | } // if |
---|
| 587 | if ( dst->base ) { |
---|
| 588 | addTypeToType( src, dst->base ); |
---|
| 589 | } else { |
---|
| 590 | switch ( dst->kind ) { |
---|
| 591 | case TypeData::Unknown: |
---|
[6f95000] | 592 | src->qualifiers |= dst->qualifiers; |
---|
[101e0bd] | 593 | dst = src; |
---|
[2298f728] | 594 | src = nullptr; |
---|
[101e0bd] | 595 | break; |
---|
| 596 | case TypeData::Basic: |
---|
[6f95000] | 597 | dst->qualifiers |= src->qualifiers; |
---|
[101e0bd] | 598 | if ( src->kind != TypeData::Unknown ) { |
---|
| 599 | assert( src->kind == TypeData::Basic ); |
---|
| 600 | |
---|
| 601 | if ( dst->basictype == DeclarationNode::NoBasicType ) { |
---|
| 602 | dst->basictype = src->basictype; |
---|
| 603 | } else if ( src->basictype != DeclarationNode::NoBasicType ) |
---|
[a16764a6] | 604 | SemanticError( yylloc, src, string( "conflicting type specifier " ) + DeclarationNode::basicTypeNames[ src->basictype ] + " in type: " ); |
---|
[101e0bd] | 605 | |
---|
| 606 | if ( dst->complextype == DeclarationNode::NoComplexType ) { |
---|
| 607 | dst->complextype = src->complextype; |
---|
| 608 | } else if ( src->complextype != DeclarationNode::NoComplexType ) |
---|
[a16764a6] | 609 | SemanticError( yylloc, src, string( "conflicting type specifier " ) + DeclarationNode::complexTypeNames[ src->complextype ] + " in type: " ); |
---|
[101e0bd] | 610 | |
---|
| 611 | if ( dst->signedness == DeclarationNode::NoSignedness ) { |
---|
| 612 | dst->signedness = src->signedness; |
---|
| 613 | } else if ( src->signedness != DeclarationNode::NoSignedness ) |
---|
[a16764a6] | 614 | SemanticError( yylloc, src, string( "conflicting type specifier " ) + DeclarationNode::signednessNames[ src->signedness ] + " in type: " ); |
---|
[101e0bd] | 615 | |
---|
| 616 | if ( dst->length == DeclarationNode::NoLength ) { |
---|
| 617 | dst->length = src->length; |
---|
| 618 | } else if ( dst->length == DeclarationNode::Long && src->length == DeclarationNode::Long ) { |
---|
| 619 | dst->length = DeclarationNode::LongLong; |
---|
| 620 | } else if ( src->length != DeclarationNode::NoLength ) |
---|
[a16764a6] | 621 | SemanticError( yylloc, src, string( "conflicting type specifier " ) + DeclarationNode::lengthNames[ src->length ] + " in type: " ); |
---|
[101e0bd] | 622 | } // if |
---|
| 623 | break; |
---|
| 624 | default: |
---|
| 625 | switch ( src->kind ) { |
---|
| 626 | case TypeData::Aggregate: |
---|
| 627 | case TypeData::Enum: |
---|
| 628 | dst->base = new TypeData( TypeData::AggregateInst ); |
---|
| 629 | dst->base->aggInst.aggregate = src; |
---|
| 630 | if ( src->kind == TypeData::Aggregate ) { |
---|
| 631 | dst->base->aggInst.params = maybeClone( src->aggregate.actuals ); |
---|
[68cd1ce] | 632 | } // if |
---|
[6f95000] | 633 | dst->base->qualifiers |= src->qualifiers; |
---|
[2298f728] | 634 | src = nullptr; |
---|
[b87a5ed] | 635 | break; |
---|
| 636 | default: |
---|
[101e0bd] | 637 | if ( dst->forall ) { |
---|
| 638 | dst->forall->appendList( src->forall ); |
---|
| 639 | } else { |
---|
| 640 | dst->forall = src->forall; |
---|
| 641 | } // if |
---|
[2298f728] | 642 | src->forall = nullptr; |
---|
[101e0bd] | 643 | dst->base = src; |
---|
[2298f728] | 644 | src = nullptr; |
---|
[68cd1ce] | 645 | } // switch |
---|
[101e0bd] | 646 | } // switch |
---|
[68cd1ce] | 647 | } // if |
---|
[3848e0e] | 648 | } |
---|
| 649 | |
---|
[ba7aa2d] | 650 | DeclarationNode * DeclarationNode::addType( DeclarationNode * o ) { |
---|
[b87a5ed] | 651 | if ( o ) { |
---|
[a7c90d4] | 652 | checkSpecifiers( o ); |
---|
| 653 | copySpecifiers( o ); |
---|
[b87a5ed] | 654 | if ( o->type ) { |
---|
| 655 | if ( ! type ) { |
---|
| 656 | if ( o->type->kind == TypeData::Aggregate || o->type->kind == TypeData::Enum ) { |
---|
| 657 | type = new TypeData( TypeData::AggregateInst ); |
---|
[8f6f47d7] | 658 | type->aggInst.aggregate = o->type; |
---|
[b87a5ed] | 659 | if ( o->type->kind == TypeData::Aggregate ) { |
---|
[43c89a7] | 660 | type->aggInst.hoistType = o->type->aggregate.body; |
---|
[8f6f47d7] | 661 | type->aggInst.params = maybeClone( o->type->aggregate.actuals ); |
---|
[43c89a7] | 662 | } else { |
---|
| 663 | type->aggInst.hoistType = o->type->enumeration.body; |
---|
[68cd1ce] | 664 | } // if |
---|
[6f95000] | 665 | type->qualifiers |= o->type->qualifiers; |
---|
[b87a5ed] | 666 | } else { |
---|
| 667 | type = o->type; |
---|
[68cd1ce] | 668 | } // if |
---|
[2298f728] | 669 | o->type = nullptr; |
---|
[b87a5ed] | 670 | } else { |
---|
| 671 | addTypeToType( o->type, type ); |
---|
[68cd1ce] | 672 | } // if |
---|
| 673 | } // if |
---|
[b87a5ed] | 674 | if ( o->bitfieldWidth ) { |
---|
| 675 | bitfieldWidth = o->bitfieldWidth; |
---|
[68cd1ce] | 676 | } // if |
---|
[71bd8c6] | 677 | |
---|
| 678 | // there may be typedefs chained onto the type |
---|
[1d4580a] | 679 | if ( o->get_next() ) { |
---|
| 680 | set_last( o->get_next()->clone() ); |
---|
[1db21619] | 681 | } // if |
---|
[68cd1ce] | 682 | } // if |
---|
[b87a5ed] | 683 | delete o; |
---|
[66406f3] | 684 | |
---|
[b87a5ed] | 685 | return this; |
---|
[3848e0e] | 686 | } |
---|
| 687 | |
---|
[f135b50] | 688 | DeclarationNode * DeclarationNode::addEnumBase( DeclarationNode * o ) { |
---|
| 689 | if ( o && o -> type) { |
---|
| 690 | type->base= o->type; |
---|
| 691 | } |
---|
| 692 | delete o; |
---|
| 693 | return this; |
---|
| 694 | } |
---|
| 695 | |
---|
[ba7aa2d] | 696 | DeclarationNode * DeclarationNode::addTypedef() { |
---|
| 697 | TypeData * newtype = new TypeData( TypeData::Symbolic ); |
---|
[2298f728] | 698 | newtype->symbolic.params = nullptr; |
---|
[8f6f47d7] | 699 | newtype->symbolic.isTypedef = true; |
---|
[2298f728] | 700 | newtype->symbolic.name = name ? new string( *name ) : nullptr; |
---|
[b87a5ed] | 701 | newtype->base = type; |
---|
| 702 | type = newtype; |
---|
| 703 | return this; |
---|
[3848e0e] | 704 | } |
---|
| 705 | |
---|
[ba7aa2d] | 706 | DeclarationNode * DeclarationNode::addAssertions( DeclarationNode * assertions ) { |
---|
[07de76b] | 707 | if ( variable.tyClass != TypeDecl::NUMBER_OF_KINDS ) { |
---|
[2298f728] | 708 | if ( variable.assertions ) { |
---|
| 709 | variable.assertions->appendList( assertions ); |
---|
| 710 | } else { |
---|
| 711 | variable.assertions = assertions; |
---|
| 712 | } // if |
---|
| 713 | return this; |
---|
| 714 | } // if |
---|
| 715 | |
---|
[b87a5ed] | 716 | assert( type ); |
---|
| 717 | switch ( type->kind ) { |
---|
| 718 | case TypeData::Symbolic: |
---|
[8f6f47d7] | 719 | if ( type->symbolic.assertions ) { |
---|
| 720 | type->symbolic.assertions->appendList( assertions ); |
---|
[b87a5ed] | 721 | } else { |
---|
[8f6f47d7] | 722 | type->symbolic.assertions = assertions; |
---|
[68cd1ce] | 723 | } // if |
---|
[b87a5ed] | 724 | break; |
---|
| 725 | default: |
---|
| 726 | assert( false ); |
---|
[68cd1ce] | 727 | } // switch |
---|
[974906e2] | 728 | |
---|
[b87a5ed] | 729 | return this; |
---|
[51b7345] | 730 | } |
---|
| 731 | |
---|
[fb114fa1] | 732 | DeclarationNode * DeclarationNode::addName( string * newname ) { |
---|
[2298f728] | 733 | assert( ! name ); |
---|
| 734 | name = newname; |
---|
[b87a5ed] | 735 | return this; |
---|
[51b7345] | 736 | } |
---|
| 737 | |
---|
[c0aa336] | 738 | DeclarationNode * DeclarationNode::addAsmName( DeclarationNode * newname ) { |
---|
[58dd019] | 739 | assert( ! asmName ); |
---|
[c0aa336] | 740 | asmName = newname ? newname->asmName : nullptr; |
---|
| 741 | return this->addQualifiers( newname ); |
---|
[58dd019] | 742 | } |
---|
| 743 | |
---|
[ba7aa2d] | 744 | DeclarationNode * DeclarationNode::addBitfield( ExpressionNode * size ) { |
---|
[b87a5ed] | 745 | bitfieldWidth = size; |
---|
| 746 | return this; |
---|
[51b7345] | 747 | } |
---|
| 748 | |
---|
[ba7aa2d] | 749 | DeclarationNode * DeclarationNode::addVarArgs() { |
---|
[b87a5ed] | 750 | assert( type ); |
---|
| 751 | hasEllipsis = true; |
---|
| 752 | return this; |
---|
[51b7345] | 753 | } |
---|
| 754 | |
---|
[c453ac4] | 755 | DeclarationNode * DeclarationNode::addFunctionBody( StatementNode * body, ExpressionNode * withExprs ) { |
---|
[b87a5ed] | 756 | assert( type ); |
---|
| 757 | assert( type->kind == TypeData::Function ); |
---|
[2298f728] | 758 | assert( ! type->function.body ); |
---|
[8f6f47d7] | 759 | type->function.body = body; |
---|
[c453ac4] | 760 | type->function.withExprs = withExprs; |
---|
[b87a5ed] | 761 | return this; |
---|
[51b7345] | 762 | } |
---|
| 763 | |
---|
[ba7aa2d] | 764 | DeclarationNode * DeclarationNode::addOldDeclList( DeclarationNode * list ) { |
---|
[b87a5ed] | 765 | assert( type ); |
---|
| 766 | assert( type->kind == TypeData::Function ); |
---|
[2298f728] | 767 | assert( ! type->function.oldDeclList ); |
---|
[8f6f47d7] | 768 | type->function.oldDeclList = list; |
---|
[b87a5ed] | 769 | return this; |
---|
[51b7345] | 770 | } |
---|
| 771 | |
---|
[c0aa336] | 772 | DeclarationNode * DeclarationNode::setBase( TypeData * newType ) { |
---|
[b87a5ed] | 773 | if ( type ) { |
---|
[ba7aa2d] | 774 | TypeData * prevBase = type; |
---|
| 775 | TypeData * curBase = type->base; |
---|
[2298f728] | 776 | while ( curBase != nullptr ) { |
---|
[b87a5ed] | 777 | prevBase = curBase; |
---|
| 778 | curBase = curBase->base; |
---|
[68cd1ce] | 779 | } // while |
---|
[b87a5ed] | 780 | prevBase->base = newType; |
---|
| 781 | } else { |
---|
| 782 | type = newType; |
---|
[68cd1ce] | 783 | } // if |
---|
[c0aa336] | 784 | return this; |
---|
[3848e0e] | 785 | } |
---|
| 786 | |
---|
[c0aa336] | 787 | DeclarationNode * DeclarationNode::copyAttribute( DeclarationNode * a ) { |
---|
| 788 | if ( a ) { |
---|
| 789 | for ( Attribute *attr: reverseIterate( a->attributes ) ) { |
---|
| 790 | attributes.push_front( attr ); |
---|
| 791 | } // for |
---|
| 792 | a->attributes.clear(); |
---|
| 793 | } // if |
---|
| 794 | return this; |
---|
| 795 | } // copyAttribute |
---|
| 796 | |
---|
[ba7aa2d] | 797 | DeclarationNode * DeclarationNode::addPointer( DeclarationNode * p ) { |
---|
[b87a5ed] | 798 | if ( p ) { |
---|
[6926a6d] | 799 | assert( p->type->kind == TypeData::Pointer || p->type->kind == TypeData::Reference ); |
---|
[c0aa336] | 800 | setBase( p->type ); |
---|
[2298f728] | 801 | p->type = nullptr; |
---|
[c0aa336] | 802 | copyAttribute( p ); |
---|
[b87a5ed] | 803 | delete p; |
---|
[68cd1ce] | 804 | } // if |
---|
[b87a5ed] | 805 | return this; |
---|
[3848e0e] | 806 | } |
---|
| 807 | |
---|
[ba7aa2d] | 808 | DeclarationNode * DeclarationNode::addArray( DeclarationNode * a ) { |
---|
[b87a5ed] | 809 | if ( a ) { |
---|
| 810 | assert( a->type->kind == TypeData::Array ); |
---|
[c0aa336] | 811 | setBase( a->type ); |
---|
[2298f728] | 812 | a->type = nullptr; |
---|
[c0aa336] | 813 | copyAttribute( a ); |
---|
[b87a5ed] | 814 | delete a; |
---|
[68cd1ce] | 815 | } // if |
---|
[b87a5ed] | 816 | return this; |
---|
[51b7345] | 817 | } |
---|
| 818 | |
---|
[ba7aa2d] | 819 | DeclarationNode * DeclarationNode::addNewPointer( DeclarationNode * p ) { |
---|
[b87a5ed] | 820 | if ( p ) { |
---|
[e6cee92] | 821 | assert( p->type->kind == TypeData::Pointer || p->type->kind == TypeData::Reference ); |
---|
[b87a5ed] | 822 | if ( type ) { |
---|
| 823 | switch ( type->kind ) { |
---|
| 824 | case TypeData::Aggregate: |
---|
| 825 | case TypeData::Enum: |
---|
| 826 | p->type->base = new TypeData( TypeData::AggregateInst ); |
---|
[8f6f47d7] | 827 | p->type->base->aggInst.aggregate = type; |
---|
[b87a5ed] | 828 | if ( type->kind == TypeData::Aggregate ) { |
---|
[8f6f47d7] | 829 | p->type->base->aggInst.params = maybeClone( type->aggregate.actuals ); |
---|
[68cd1ce] | 830 | } // if |
---|
[6f95000] | 831 | p->type->base->qualifiers |= type->qualifiers; |
---|
[b87a5ed] | 832 | break; |
---|
| 833 | |
---|
| 834 | default: |
---|
| 835 | p->type->base = type; |
---|
[68cd1ce] | 836 | } // switch |
---|
[2298f728] | 837 | type = nullptr; |
---|
[68cd1ce] | 838 | } // if |
---|
[b87a5ed] | 839 | delete this; |
---|
| 840 | return p; |
---|
| 841 | } else { |
---|
| 842 | return this; |
---|
[68cd1ce] | 843 | } // if |
---|
[51b7345] | 844 | } |
---|
| 845 | |
---|
[ba7aa2d] | 846 | static TypeData * findLast( TypeData * a ) { |
---|
[b87a5ed] | 847 | assert( a ); |
---|
[ba7aa2d] | 848 | TypeData * cur = a; |
---|
[a32b204] | 849 | while ( cur->base ) { |
---|
[b87a5ed] | 850 | cur = cur->base; |
---|
[68cd1ce] | 851 | } // while |
---|
[b87a5ed] | 852 | return cur; |
---|
[3848e0e] | 853 | } |
---|
| 854 | |
---|
[ba7aa2d] | 855 | DeclarationNode * DeclarationNode::addNewArray( DeclarationNode * a ) { |
---|
[738e304] | 856 | if ( ! a ) return this; |
---|
| 857 | assert( a->type->kind == TypeData::Array ); |
---|
| 858 | TypeData * lastArray = findLast( a->type ); |
---|
| 859 | if ( type ) { |
---|
| 860 | switch ( type->kind ) { |
---|
| 861 | case TypeData::Aggregate: |
---|
| 862 | case TypeData::Enum: |
---|
| 863 | lastArray->base = new TypeData( TypeData::AggregateInst ); |
---|
| 864 | lastArray->base->aggInst.aggregate = type; |
---|
| 865 | if ( type->kind == TypeData::Aggregate ) { |
---|
| 866 | lastArray->base->aggInst.params = maybeClone( type->aggregate.actuals ); |
---|
| 867 | } // if |
---|
[6f95000] | 868 | lastArray->base->qualifiers |= type->qualifiers; |
---|
[738e304] | 869 | break; |
---|
| 870 | default: |
---|
| 871 | lastArray->base = type; |
---|
| 872 | } // switch |
---|
| 873 | type = nullptr; |
---|
[68cd1ce] | 874 | } // if |
---|
[738e304] | 875 | delete this; |
---|
| 876 | return a; |
---|
[51b7345] | 877 | } |
---|
[3848e0e] | 878 | |
---|
[ba7aa2d] | 879 | DeclarationNode * DeclarationNode::addParamList( DeclarationNode * params ) { |
---|
| 880 | TypeData * ftype = new TypeData( TypeData::Function ); |
---|
[8f6f47d7] | 881 | ftype->function.params = params; |
---|
[c0aa336] | 882 | setBase( ftype ); |
---|
[b87a5ed] | 883 | return this; |
---|
[3848e0e] | 884 | } |
---|
| 885 | |
---|
[ba7aa2d] | 886 | static TypeData * addIdListToType( TypeData * type, DeclarationNode * ids ) { |
---|
[b87a5ed] | 887 | if ( type ) { |
---|
| 888 | if ( type->kind != TypeData::Function ) { |
---|
| 889 | type->base = addIdListToType( type->base, ids ); |
---|
| 890 | } else { |
---|
[8f6f47d7] | 891 | type->function.idList = ids; |
---|
[68cd1ce] | 892 | } // if |
---|
[b87a5ed] | 893 | return type; |
---|
[3848e0e] | 894 | } else { |
---|
[ba7aa2d] | 895 | TypeData * newtype = new TypeData( TypeData::Function ); |
---|
[8f6f47d7] | 896 | newtype->function.idList = ids; |
---|
[b87a5ed] | 897 | return newtype; |
---|
[68cd1ce] | 898 | } // if |
---|
[2298f728] | 899 | } // addIdListToType |
---|
[974906e2] | 900 | |
---|
[ba7aa2d] | 901 | DeclarationNode * DeclarationNode::addIdList( DeclarationNode * ids ) { |
---|
[b87a5ed] | 902 | type = addIdListToType( type, ids ); |
---|
| 903 | return this; |
---|
[3848e0e] | 904 | } |
---|
| 905 | |
---|
[ba7aa2d] | 906 | DeclarationNode * DeclarationNode::addInitializer( InitializerNode * init ) { |
---|
[b87a5ed] | 907 | initializer = init; |
---|
| 908 | return this; |
---|
[3848e0e] | 909 | } |
---|
| 910 | |
---|
[67cf18c] | 911 | DeclarationNode * DeclarationNode::addTypeInitializer( DeclarationNode * init ) { |
---|
[07de76b] | 912 | assertf( variable.tyClass != TypeDecl::NUMBER_OF_KINDS, "Called addTypeInitializer on something that isn't a type variable." ); |
---|
[67cf18c] | 913 | variable.initializer = init; |
---|
| 914 | return this; |
---|
| 915 | } |
---|
| 916 | |
---|
[a46b69c] | 917 | DeclarationNode * DeclarationNode::cloneType( string * name ) { |
---|
| 918 | DeclarationNode * newnode = newName( name ); |
---|
[b87a5ed] | 919 | newnode->type = maybeClone( type ); |
---|
[a7c90d4] | 920 | newnode->copySpecifiers( this ); |
---|
[b87a5ed] | 921 | return newnode; |
---|
[3848e0e] | 922 | } |
---|
| 923 | |
---|
[2298f728] | 924 | DeclarationNode * DeclarationNode::cloneBaseType( DeclarationNode * o ) { |
---|
| 925 | if ( ! o ) return nullptr; |
---|
| 926 | |
---|
[a7c90d4] | 927 | o->copySpecifiers( this ); |
---|
[2298f728] | 928 | if ( type ) { |
---|
| 929 | TypeData * srcType = type; |
---|
| 930 | |
---|
[c0aa336] | 931 | // search for the base type by scanning off pointers and array designators |
---|
[2298f728] | 932 | while ( srcType->base ) { |
---|
| 933 | srcType = srcType->base; |
---|
| 934 | } // while |
---|
| 935 | |
---|
| 936 | TypeData * newType = srcType->clone(); |
---|
| 937 | if ( newType->kind == TypeData::AggregateInst ) { |
---|
| 938 | // don't duplicate members |
---|
| 939 | if ( newType->aggInst.aggregate->kind == TypeData::Enum ) { |
---|
| 940 | delete newType->aggInst.aggregate->enumeration.constants; |
---|
| 941 | newType->aggInst.aggregate->enumeration.constants = nullptr; |
---|
[b2da0574] | 942 | newType->aggInst.aggregate->enumeration.body = false; |
---|
[b87a5ed] | 943 | } else { |
---|
[2298f728] | 944 | assert( newType->aggInst.aggregate->kind == TypeData::Aggregate ); |
---|
| 945 | delete newType->aggInst.aggregate->aggregate.fields; |
---|
| 946 | newType->aggInst.aggregate->aggregate.fields = nullptr; |
---|
[b2da0574] | 947 | newType->aggInst.aggregate->aggregate.body = false; |
---|
[68cd1ce] | 948 | } // if |
---|
[43c89a7] | 949 | // don't hoist twice |
---|
| 950 | newType->aggInst.hoistType = false; |
---|
[68cd1ce] | 951 | } // if |
---|
[2298f728] | 952 | |
---|
| 953 | newType->forall = maybeClone( type->forall ); |
---|
| 954 | if ( ! o->type ) { |
---|
| 955 | o->type = newType; |
---|
| 956 | } else { |
---|
| 957 | addTypeToType( newType, o->type ); |
---|
| 958 | delete newType; |
---|
| 959 | } // if |
---|
[68cd1ce] | 960 | } // if |
---|
[b87a5ed] | 961 | return o; |
---|
[51b7345] | 962 | } |
---|
| 963 | |
---|
[ba7aa2d] | 964 | DeclarationNode * DeclarationNode::extractAggregate() const { |
---|
[b87a5ed] | 965 | if ( type ) { |
---|
[ba7aa2d] | 966 | TypeData * ret = typeextractAggregate( type ); |
---|
[b87a5ed] | 967 | if ( ret ) { |
---|
[ba7aa2d] | 968 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 969 | newnode->type = ret; |
---|
| 970 | return newnode; |
---|
[843054c2] | 971 | } // if |
---|
| 972 | } // if |
---|
[2298f728] | 973 | return nullptr; |
---|
[3848e0e] | 974 | } |
---|
| 975 | |
---|
[f2f512ba] | 976 | void buildList( const DeclarationNode * firstNode, std::list< Declaration * > & outputList ) { |
---|
[a16764a6] | 977 | SemanticErrorException errors; |
---|
[7880579] | 978 | std::back_insert_iterator< std::list< Declaration * > > out( outputList ); |
---|
[2298f728] | 979 | |
---|
[3a5131ed] | 980 | for ( const DeclarationNode * cur = firstNode; cur; cur = dynamic_cast< DeclarationNode * >( cur->get_next() ) ) { |
---|
[b87a5ed] | 981 | try { |
---|
[692c1cc] | 982 | bool extracted = false, anon = false; |
---|
| 983 | AggregateDecl * unionDecl = nullptr; |
---|
| 984 | |
---|
[ba7aa2d] | 985 | if ( DeclarationNode * extr = cur->extractAggregate() ) { |
---|
[78e2fca] | 986 | // Handle the case where a SUE declaration is contained within an object or type declaration. |
---|
| 987 | |
---|
| 988 | assert( cur->type ); |
---|
| 989 | // Replace anonymous SUE name with typedef name to prevent anonymous naming problems across translation units. |
---|
| 990 | if ( cur->type->kind == TypeData::Symbolic && cur->type->symbolic.isTypedef ) { |
---|
| 991 | assert( extr->type ); |
---|
| 992 | // Handle anonymous aggregates: typedef struct { int i; } foo |
---|
| 993 | extr->type->qualifiers.reset(); // clear any CVs associated with the aggregate |
---|
| 994 | if ( extr->type->kind == TypeData::Aggregate && extr->type->aggregate.anon ) { |
---|
| 995 | delete extr->type->aggregate.name; |
---|
| 996 | extr->type->aggregate.name = new string( "__anonymous_" + *cur->name ); |
---|
| 997 | extr->type->aggregate.anon = false; |
---|
| 998 | assert( cur->type->base ); |
---|
| 999 | if ( cur->type->base ) { |
---|
| 1000 | delete cur->type->base->aggInst.aggregate->aggregate.name; |
---|
| 1001 | cur->type->base->aggInst.aggregate->aggregate.name = new string( "__anonymous_" + *cur->name ); |
---|
| 1002 | cur->type->base->aggInst.aggregate->aggregate.anon = false; |
---|
| 1003 | cur->type->base->aggInst.aggregate->qualifiers.reset(); |
---|
| 1004 | } // if |
---|
| 1005 | } // if |
---|
| 1006 | // Handle anonymous enumeration: typedef enum { A, B, C } foo |
---|
| 1007 | if ( extr->type->kind == TypeData::Enum && extr->type->enumeration.anon ) { |
---|
| 1008 | delete extr->type->enumeration.name; |
---|
| 1009 | extr->type->enumeration.name = new string( "__anonymous_" + *cur->name ); |
---|
| 1010 | extr->type->enumeration.anon = false; |
---|
| 1011 | assert( cur->type->base ); |
---|
| 1012 | if ( cur->type->base ) { |
---|
| 1013 | delete cur->type->base->aggInst.aggregate->enumeration.name; |
---|
| 1014 | cur->type->base->aggInst.aggregate->enumeration.name = new string( "__anonymous_" + *cur->name ); |
---|
| 1015 | cur->type->base->aggInst.aggregate->enumeration.anon = false; |
---|
| 1016 | } // if |
---|
| 1017 | } // if |
---|
| 1018 | } // if |
---|
[692c1cc] | 1019 | |
---|
[ba7aa2d] | 1020 | Declaration * decl = extr->build(); |
---|
[b87a5ed] | 1021 | if ( decl ) { |
---|
[692c1cc] | 1022 | // Remember the declaration if it is a union aggregate ? |
---|
| 1023 | unionDecl = dynamic_cast<UnionDecl *>( decl ); |
---|
| 1024 | |
---|
[294647b] | 1025 | decl->location = cur->location; |
---|
[692c1cc] | 1026 | *out++ = decl; |
---|
[3d7e53b] | 1027 | |
---|
| 1028 | // need to remember the cases where a declaration contains an anonymous aggregate definition |
---|
| 1029 | extracted = true; |
---|
| 1030 | assert( extr->type ); |
---|
| 1031 | if ( extr->type->kind == TypeData::Aggregate ) { |
---|
[692c1cc] | 1032 | // typedef struct { int A } B is the only case? |
---|
[3d7e53b] | 1033 | anon = extr->type->aggregate.anon; |
---|
| 1034 | } else if ( extr->type->kind == TypeData::Enum ) { |
---|
[692c1cc] | 1035 | // typedef enum { A } B is the only case? |
---|
[3d7e53b] | 1036 | anon = extr->type->enumeration.anon; |
---|
| 1037 | } |
---|
[843054c2] | 1038 | } // if |
---|
[f39096c] | 1039 | delete extr; |
---|
[843054c2] | 1040 | } // if |
---|
[2298f728] | 1041 | |
---|
[ba7aa2d] | 1042 | Declaration * decl = cur->build(); |
---|
[b87a5ed] | 1043 | if ( decl ) { |
---|
[692c1cc] | 1044 | if ( TypedefDecl * typedefDecl = dynamic_cast<TypedefDecl *>( decl ) ) { |
---|
| 1045 | if ( unionDecl ) { // is the typedef alias a union aggregate ? |
---|
| 1046 | // This code handles a special issue with the attribute transparent_union. |
---|
| 1047 | // |
---|
| 1048 | // typedef union U { int i; } typedef_name __attribute__(( aligned(16) )) __attribute__(( transparent_union )) |
---|
| 1049 | // |
---|
| 1050 | // Here the attribute aligned goes with the typedef_name, so variables declared of this type are |
---|
| 1051 | // aligned. However, the attribute transparent_union must be moved from the typedef_name to |
---|
| 1052 | // alias union U. Currently, this is the only know attribute that must be moved from typedef to |
---|
| 1053 | // alias. |
---|
| 1054 | |
---|
| 1055 | // If typedef is an alias for a union, then its alias type was hoisted above and remembered. |
---|
| 1056 | if ( UnionInstType * unionInstType = dynamic_cast<UnionInstType *>( typedefDecl->base ) ) { |
---|
| 1057 | // Remove all transparent_union attributes from typedef and move to alias union. |
---|
| 1058 | list<Attribute *>::iterator attr; |
---|
| 1059 | for ( attr = unionInstType->attributes.begin(); attr != unionInstType->attributes.end(); ) { // forward order |
---|
| 1060 | if ( (*attr)->name == "transparent_union" || (*attr)->name == "__transparent_union__" ) { |
---|
| 1061 | list<Attribute *>::iterator cur = attr; // remember current node |
---|
| 1062 | attr++; // advance iterator |
---|
| 1063 | unionDecl->attributes.emplace_back( *cur ); // move current |
---|
| 1064 | unionInstType->attributes.erase( cur ); // remove current |
---|
| 1065 | } else { |
---|
| 1066 | attr++; // advance iterator |
---|
| 1067 | } // if |
---|
| 1068 | } // for |
---|
| 1069 | } // if |
---|
| 1070 | } // if |
---|
| 1071 | } // if |
---|
| 1072 | |
---|
[3d7e53b] | 1073 | // don't include anonymous declaration for named aggregates, but do include them for anonymous aggregates, e.g.: |
---|
| 1074 | // struct S { |
---|
| 1075 | // struct T { int x; }; // no anonymous member |
---|
| 1076 | // struct { int y; }; // anonymous member |
---|
| 1077 | // struct T; // anonymous member |
---|
| 1078 | // }; |
---|
[e07caa2] | 1079 | if ( ! (extracted && decl->name == "" && ! anon && ! cur->get_inLine()) ) { |
---|
| 1080 | if ( decl->name == "" ) { |
---|
[2e02851] | 1081 | if ( DeclarationWithType * dwt = dynamic_cast<DeclarationWithType *>( decl ) ) { |
---|
| 1082 | if ( ReferenceToType * aggr = dynamic_cast<ReferenceToType *>( dwt->get_type() ) ) { |
---|
| 1083 | if ( aggr->name.find("anonymous") == std::string::npos ) { |
---|
[e07caa2] | 1084 | if ( ! cur->get_inLine() ) { |
---|
| 1085 | // temporary: warn about anonymous member declarations of named types, since |
---|
| 1086 | // this conflicts with the syntax for the forward declaration of an anonymous type |
---|
[2e02851] | 1087 | SemanticWarning( cur->location, Warning::AggrForwardDecl, aggr->name.c_str() ); |
---|
[e07caa2] | 1088 | } // if |
---|
| 1089 | } // if |
---|
| 1090 | } // if |
---|
| 1091 | } // if |
---|
| 1092 | } // if |
---|
[3d7e53b] | 1093 | decl->location = cur->location; |
---|
[e07caa2] | 1094 | *out++ = decl; |
---|
| 1095 | } // if |
---|
[843054c2] | 1096 | } // if |
---|
[f2f512ba] | 1097 | } catch( SemanticErrorException & e ) { |
---|
[b87a5ed] | 1098 | errors.append( e ); |
---|
[843054c2] | 1099 | } // try |
---|
[e07caa2] | 1100 | } // for |
---|
[2298f728] | 1101 | |
---|
[b87a5ed] | 1102 | if ( ! errors.isEmpty() ) { |
---|
| 1103 | throw errors; |
---|
[843054c2] | 1104 | } // if |
---|
[2298f728] | 1105 | } // buildList |
---|
[3848e0e] | 1106 | |
---|
[3d7e53b] | 1107 | // currently only builds assertions, function parameters, and return values |
---|
[f2f512ba] | 1108 | void buildList( const DeclarationNode * firstNode, std::list< DeclarationWithType * > & outputList ) { |
---|
[a16764a6] | 1109 | SemanticErrorException errors; |
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[7880579] | 1110 | std::back_insert_iterator< std::list< DeclarationWithType * > > out( outputList ); |
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[43c89a7] | 1111 | |
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[3a5131ed] | 1112 | for ( const DeclarationNode * cur = firstNode; cur; cur = dynamic_cast< DeclarationNode * >( cur->get_next() ) ) { |
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[b87a5ed] | 1113 | try { |
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[ba7aa2d] | 1114 | Declaration * decl = cur->build(); |
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[47498bd] | 1115 | assert( decl ); |
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| 1116 | if ( DeclarationWithType * dwt = dynamic_cast< DeclarationWithType * >( decl ) ) { |
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| 1117 | dwt->location = cur->location; |
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[3ca7ef3] | 1118 | *out++ = dwt; |
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[47498bd] | 1119 | } else if ( StructDecl * agg = dynamic_cast< StructDecl * >( decl ) ) { |
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[3d7e53b] | 1120 | // e.g., int foo(struct S) {} |
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[47498bd] | 1121 | StructInstType * inst = new StructInstType( Type::Qualifiers(), agg->name ); |
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| 1122 | auto obj = new ObjectDecl( "", Type::StorageClasses(), linkage, nullptr, inst, nullptr ); |
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| 1123 | obj->location = cur->location; |
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[3ca7ef3] | 1124 | *out++ = obj; |
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[47498bd] | 1125 | delete agg; |
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| 1126 | } else if ( UnionDecl * agg = dynamic_cast< UnionDecl * >( decl ) ) { |
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[3d7e53b] | 1127 | // e.g., int foo(union U) {} |
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[47498bd] | 1128 | UnionInstType * inst = new UnionInstType( Type::Qualifiers(), agg->name ); |
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| 1129 | auto obj = new ObjectDecl( "", Type::StorageClasses(), linkage, nullptr, inst, nullptr ); |
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| 1130 | obj->location = cur->location; |
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[3ca7ef3] | 1131 | *out++ = obj; |
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[3d7e53b] | 1132 | } else if ( EnumDecl * agg = dynamic_cast< EnumDecl * >( decl ) ) { |
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| 1133 | // e.g., int foo(enum E) {} |
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| 1134 | EnumInstType * inst = new EnumInstType( Type::Qualifiers(), agg->name ); |
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| 1135 | auto obj = new ObjectDecl( "", Type::StorageClasses(), linkage, nullptr, inst, nullptr ); |
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| 1136 | obj->location = cur->location; |
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[3ca7ef3] | 1137 | *out++ = obj; |
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[843054c2] | 1138 | } // if |
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[f2f512ba] | 1139 | } catch( SemanticErrorException & e ) { |
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[b87a5ed] | 1140 | errors.append( e ); |
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[843054c2] | 1141 | } // try |
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[3a5131ed] | 1142 | } // for |
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| 1143 | |
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[b87a5ed] | 1144 | if ( ! errors.isEmpty() ) { |
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| 1145 | throw errors; |
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[843054c2] | 1146 | } // if |
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[2298f728] | 1147 | } // buildList |
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[3848e0e] | 1148 | |
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[f2f512ba] | 1149 | void buildTypeList( const DeclarationNode * firstNode, std::list< Type * > & outputList ) { |
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[a16764a6] | 1150 | SemanticErrorException errors; |
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[7880579] | 1151 | std::back_insert_iterator< std::list< Type * > > out( outputList ); |
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[ba7aa2d] | 1152 | const DeclarationNode * cur = firstNode; |
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[2298f728] | 1153 | |
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[a32b204] | 1154 | while ( cur ) { |
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[b87a5ed] | 1155 | try { |
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[ba7aa2d] | 1156 | * out++ = cur->buildType(); |
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[f2f512ba] | 1157 | } catch( SemanticErrorException & e ) { |
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[b87a5ed] | 1158 | errors.append( e ); |
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[843054c2] | 1159 | } // try |
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[7880579] | 1160 | cur = dynamic_cast< DeclarationNode * >( cur->get_next() ); |
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[843054c2] | 1161 | } // while |
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[2298f728] | 1162 | |
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[b87a5ed] | 1163 | if ( ! errors.isEmpty() ) { |
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| 1164 | throw errors; |
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[843054c2] | 1165 | } // if |
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[2298f728] | 1166 | } // buildTypeList |
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[51b7345] | 1167 | |
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[ba7aa2d] | 1168 | Declaration * DeclarationNode::build() const { |
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[a16764a6] | 1169 | if ( ! error.empty() ) SemanticError( this, error + " in declaration of " ); |
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[2298f728] | 1170 | |
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[e994912] | 1171 | if ( asmStmt ) { |
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[e3e16bc] | 1172 | return new AsmDecl( strict_dynamic_cast<AsmStmt *>( asmStmt->build() ) ); |
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[e994912] | 1173 | } // if |
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[2d019af] | 1174 | if ( directiveStmt ) { |
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| 1175 | return new DirectiveDecl( strict_dynamic_cast<DirectiveStmt *>( directiveStmt->build() ) ); |
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| 1176 | } // if |
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[e994912] | 1177 | |
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[07de76b] | 1178 | if ( variable.tyClass != TypeDecl::NUMBER_OF_KINDS ) { |
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[f0ecf9b] | 1179 | // otype is internally converted to dtype + otype parameters |
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[68b52b0] | 1180 | static const TypeDecl::Kind kindMap[] = { TypeDecl::Dtype, TypeDecl::Dtype, TypeDecl::Dtype, TypeDecl::Ftype, TypeDecl::Ttype, TypeDecl::Dimension }; |
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[b66d14a] | 1181 | static_assert( sizeof(kindMap) / sizeof(kindMap[0]) == TypeDecl::NUMBER_OF_KINDS, "DeclarationNode::build: kindMap is out of sync." ); |
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[8f60f0b] | 1182 | assertf( variable.tyClass < sizeof(kindMap)/sizeof(kindMap[0]), "Variable's tyClass is out of bounds." ); |
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[68b52b0] | 1183 | TypeDecl * ret = new TypeDecl( *name, Type::StorageClasses(), nullptr, kindMap[ variable.tyClass ], variable.tyClass == TypeDecl::Otype || variable.tyClass == TypeDecl::DStype, variable.initializer ? variable.initializer->buildType() : nullptr ); |
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[2298f728] | 1184 | buildList( variable.assertions, ret->get_assertions() ); |
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| 1185 | return ret; |
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| 1186 | } // if |
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| 1187 | |
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[843054c2] | 1188 | if ( type ) { |
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[dd020c0] | 1189 | // Function specifiers can only appear on a function definition/declaration. |
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| 1190 | // |
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| 1191 | // inline _Noreturn int f(); // allowed |
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| 1192 | // inline _Noreturn int g( int i ); // allowed |
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| 1193 | // inline _Noreturn int i; // disallowed |
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[fb04321] | 1194 | if ( type->kind != TypeData::Function && funcSpecs.any() ) { |
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[a16764a6] | 1195 | SemanticError( this, "invalid function specifier for " ); |
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[dd020c0] | 1196 | } // if |
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[284da8c] | 1197 | // Forall qualifier can only appear on a function/aggregate definition/declaration. |
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| 1198 | // |
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| 1199 | // forall int f(); // allowed |
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| 1200 | // forall int g( int i ); // allowed |
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| 1201 | // forall int i; // disallowed |
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| 1202 | if ( type->kind != TypeData::Function && type->forall ) { |
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| 1203 | SemanticError( this, "invalid type qualifier for " ); |
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| 1204 | } // if |
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[3ed994e] | 1205 | bool isDelete = initializer && initializer->get_isDelete(); |
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| 1206 | Declaration * decl = buildDecl( type, name ? *name : string( "" ), storageClasses, maybeBuild< Expression >( bitfieldWidth ), funcSpecs, linkage, asmName, isDelete ? nullptr : maybeBuild< Initializer >(initializer), attributes )->set_extension( extension ); |
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| 1207 | if ( isDelete ) { |
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| 1208 | DeclarationWithType * dwt = strict_dynamic_cast<DeclarationWithType *>( decl ); |
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| 1209 | dwt->isDeleted = true; |
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| 1210 | } |
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| 1211 | return decl; |
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[843054c2] | 1212 | } // if |
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[2298f728] | 1213 | |
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[f6e3e34] | 1214 | if ( assert.condition ) { |
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| 1215 | return new StaticAssertDecl( maybeBuild< Expression >( assert.condition ), strict_dynamic_cast< ConstantExpr * >( maybeClone( assert.message ) ) ); |
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| 1216 | } |
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| 1217 | |
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[dd020c0] | 1218 | // SUE's cannot have function specifiers, either |
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| 1219 | // |
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[79aae15] | 1220 | // inline _Noreturn struct S { ... }; // disallowed |
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| 1221 | // inline _Noreturn enum E { ... }; // disallowed |
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[fb04321] | 1222 | if ( funcSpecs.any() ) { |
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[a16764a6] | 1223 | SemanticError( this, "invalid function specifier for " ); |
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[843054c2] | 1224 | } // if |
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[e874605] | 1225 | if ( enumInLine ) { |
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[71806e0] | 1226 | return new InlineMemberDecl( *name, storageClasses, linkage, nullptr ); |
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[e874605] | 1227 | } // if |
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[dd020c0] | 1228 | assertf( name, "ObjectDecl must a have name\n" ); |
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[a7c90d4] | 1229 | return (new ObjectDecl( *name, storageClasses, linkage, maybeBuild< Expression >( bitfieldWidth ), nullptr, maybeBuild< Initializer >( initializer ) ))->set_asmName( asmName )->set_extension( extension ); |
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[51b7345] | 1230 | } |
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| 1231 | |
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[ba7aa2d] | 1232 | Type * DeclarationNode::buildType() const { |
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[b87a5ed] | 1233 | assert( type ); |
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[974906e2] | 1234 | |
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[b87a5ed] | 1235 | switch ( type->kind ) { |
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[43c89a7] | 1236 | case TypeData::Enum: |
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[b87a5ed] | 1237 | case TypeData::Aggregate: { |
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[fa4805f] | 1238 | ReferenceToType * ret = buildComAggInst( type, attributes, linkage ); |
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[8f6f47d7] | 1239 | buildList( type->aggregate.actuals, ret->get_parameters() ); |
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[b87a5ed] | 1240 | return ret; |
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| 1241 | } |
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| 1242 | case TypeData::Symbolic: { |
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[c0aa336] | 1243 | TypeInstType * ret = new TypeInstType( buildQualifiers( type ), *type->symbolic.name, false, attributes ); |
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[8f6f47d7] | 1244 | buildList( type->symbolic.actuals, ret->get_parameters() ); |
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[b87a5ed] | 1245 | return ret; |
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| 1246 | } |
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| 1247 | default: |
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[c0aa336] | 1248 | Type * simpletypes = typebuild( type ); |
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| 1249 | simpletypes->get_attributes() = attributes; // copy because member is const |
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| 1250 | return simpletypes; |
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[b87a5ed] | 1251 | } // switch |
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[3848e0e] | 1252 | } |
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| 1253 | |
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[b87a5ed] | 1254 | // Local Variables: // |
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| 1255 | // tab-width: 4 // |
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| 1256 | // mode: c++ // |
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| 1257 | // compile-command: "make install" // |
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| 1258 | // End: // |
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