[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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[93bbbc4] | 12 | // Last Modified On : Wed Jul 14 17:36:57 2021 |
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| 13 | // Update Count : 1154 |
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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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| 29 | #include "SynTree/Declaration.h" // for TypeDecl, ObjectDecl, Declaration |
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| 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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[faddbd8] | 63 | // attr.name = nullptr; |
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[7d05e7e] | 64 | attr.expr = nullptr; |
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| 65 | attr.type = nullptr; |
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[f6e3e34] | 66 | |
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| 67 | assert.condition = nullptr; |
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| 68 | assert.message = nullptr; |
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[28307be] | 69 | } |
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| 70 | |
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| 71 | DeclarationNode::~DeclarationNode() { |
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[faddbd8] | 72 | // delete attr.name; |
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[28307be] | 73 | delete attr.expr; |
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| 74 | delete attr.type; |
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[2298f728] | 75 | |
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[faddbd8] | 76 | // delete variable.name; |
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[2298f728] | 77 | delete variable.assertions; |
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[67cf18c] | 78 | delete variable.initializer; |
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[2298f728] | 79 | |
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[f135b50] | 80 | // delete type; |
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[28307be] | 81 | delete bitfieldWidth; |
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[e994912] | 82 | |
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| 83 | delete asmStmt; |
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[58dd019] | 84 | // asmName, no delete, passed to next stage |
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[28307be] | 85 | delete initializer; |
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[f6e3e34] | 86 | |
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| 87 | delete assert.condition; |
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| 88 | delete assert.message; |
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[28307be] | 89 | } |
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| 90 | |
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[ba7aa2d] | 91 | DeclarationNode * DeclarationNode::clone() const { |
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| 92 | DeclarationNode * newnode = new DeclarationNode; |
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[c0aa336] | 93 | newnode->set_next( maybeClone( get_next() ) ); |
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[2298f728] | 94 | newnode->name = name ? new string( *name ) : nullptr; |
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[c0aa336] | 95 | |
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[2e5fa345] | 96 | newnode->builtin = NoBuiltinType; |
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[c0aa336] | 97 | newnode->type = maybeClone( type ); |
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[679e644] | 98 | newnode->inLine = inLine; |
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[a7c90d4] | 99 | newnode->storageClasses = storageClasses; |
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| 100 | newnode->funcSpecs = funcSpecs; |
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[08d5507b] | 101 | newnode->bitfieldWidth = maybeClone( bitfieldWidth ); |
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[c0aa336] | 102 | newnode->enumeratorValue.reset( maybeClone( enumeratorValue.get() ) ); |
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[b87a5ed] | 103 | newnode->hasEllipsis = hasEllipsis; |
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| 104 | newnode->linkage = linkage; |
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[58dd019] | 105 | newnode->asmName = maybeClone( asmName ); |
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[c0aa336] | 106 | cloneAll( attributes, newnode->attributes ); |
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| 107 | newnode->initializer = maybeClone( initializer ); |
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| 108 | newnode->extension = extension; |
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[e994912] | 109 | newnode->asmStmt = maybeClone( asmStmt ); |
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[c0aa336] | 110 | newnode->error = error; |
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[3848e0e] | 111 | |
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[faddbd8] | 112 | // newnode->variable.name = variable.name ? new string( *variable.name ) : nullptr; |
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[28307be] | 113 | newnode->variable.tyClass = variable.tyClass; |
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[fb114fa1] | 114 | newnode->variable.assertions = maybeClone( variable.assertions ); |
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[67cf18c] | 115 | newnode->variable.initializer = maybeClone( variable.initializer ); |
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[3848e0e] | 116 | |
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[faddbd8] | 117 | // newnode->attr.name = attr.name ? new string( *attr.name ) : nullptr; |
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[28307be] | 118 | newnode->attr.expr = maybeClone( attr.expr ); |
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| 119 | newnode->attr.type = maybeClone( attr.type ); |
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[f6e3e34] | 120 | |
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| 121 | newnode->assert.condition = maybeClone( assert.condition ); |
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| 122 | newnode->assert.message = maybeClone( assert.message ); |
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[28307be] | 123 | return newnode; |
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| 124 | } // DeclarationNode::clone |
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[3848e0e] | 125 | |
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[f2f512ba] | 126 | void DeclarationNode::print( std::ostream & os, int indent ) const { |
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[59db689] | 127 | os << string( indent, ' ' ); |
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[2298f728] | 128 | if ( name ) { |
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| 129 | os << *name << ": "; |
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[b87a5ed] | 130 | } else { |
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[2298f728] | 131 | os << "unnamed: "; |
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[68cd1ce] | 132 | } // if |
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[51b7345] | 133 | |
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[b87a5ed] | 134 | if ( linkage != LinkageSpec::Cforall ) { |
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[d912bed] | 135 | os << LinkageSpec::name( linkage ) << " "; |
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[68cd1ce] | 136 | } // if |
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[3848e0e] | 137 | |
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[6e8bd43] | 138 | storageClasses.print( os ); |
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| 139 | funcSpecs.print( os ); |
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[dd020c0] | 140 | |
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[b87a5ed] | 141 | if ( type ) { |
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| 142 | type->print( os, indent ); |
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| 143 | } else { |
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| 144 | os << "untyped entity "; |
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[68cd1ce] | 145 | } // if |
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[3848e0e] | 146 | |
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[b87a5ed] | 147 | if ( bitfieldWidth ) { |
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[59db689] | 148 | os << endl << string( indent + 2, ' ' ) << "with bitfield width "; |
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[b87a5ed] | 149 | bitfieldWidth->printOneLine( os ); |
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[68cd1ce] | 150 | } // if |
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[3848e0e] | 151 | |
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[2298f728] | 152 | if ( initializer ) { |
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[59db689] | 153 | os << endl << string( indent + 2, ' ' ) << "with initializer "; |
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[b87a5ed] | 154 | initializer->printOneLine( os ); |
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[974906e2] | 155 | os << " maybe constructed? " << initializer->get_maybeConstructed(); |
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| 156 | |
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[68cd1ce] | 157 | } // if |
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[3848e0e] | 158 | |
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[b87a5ed] | 159 | os << endl; |
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[51b7345] | 160 | } |
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| 161 | |
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[f2f512ba] | 162 | void DeclarationNode::printList( std::ostream & os, int indent ) const { |
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[b87a5ed] | 163 | ParseNode::printList( os, indent ); |
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| 164 | if ( hasEllipsis ) { |
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| 165 | os << string( indent, ' ' ) << "and a variable number of other arguments" << endl; |
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[68cd1ce] | 166 | } // if |
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[51b7345] | 167 | } |
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| 168 | |
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[68fe077a] | 169 | DeclarationNode * DeclarationNode::newStorageClass( Type::StorageClasses sc ) { |
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[ba7aa2d] | 170 | DeclarationNode * newnode = new DeclarationNode; |
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[08d5507b] | 171 | newnode->storageClasses = sc; |
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[b87a5ed] | 172 | return newnode; |
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[dd020c0] | 173 | } // DeclarationNode::newStorageClass |
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[3848e0e] | 174 | |
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[ddfd945] | 175 | DeclarationNode * DeclarationNode::newFuncSpecifier( Type::FuncSpecifiers fs ) { |
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[ba7aa2d] | 176 | DeclarationNode * newnode = new DeclarationNode; |
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[08d5507b] | 177 | newnode->funcSpecs = fs; |
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[c1c1112] | 178 | return newnode; |
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[dd020c0] | 179 | } // DeclarationNode::newFuncSpecifier |
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[c1c1112] | 180 | |
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[738e304] | 181 | DeclarationNode * DeclarationNode::newTypeQualifier( Type::Qualifiers tq ) { |
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[ba7aa2d] | 182 | DeclarationNode * newnode = new DeclarationNode; |
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[dd020c0] | 183 | newnode->type = new TypeData(); |
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[738e304] | 184 | newnode->type->qualifiers = tq; |
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[b87a5ed] | 185 | return newnode; |
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[dd020c0] | 186 | } // DeclarationNode::newQualifier |
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[3848e0e] | 187 | |
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[c1c1112] | 188 | DeclarationNode * DeclarationNode::newBasicType( BasicType bt ) { |
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[ba7aa2d] | 189 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 190 | newnode->type = new TypeData( TypeData::Basic ); |
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[5b639ee] | 191 | newnode->type->basictype = bt; |
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[b87a5ed] | 192 | return newnode; |
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[984dce6] | 193 | } // DeclarationNode::newBasicType |
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[3848e0e] | 194 | |
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[5b639ee] | 195 | DeclarationNode * DeclarationNode::newComplexType( ComplexType ct ) { |
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[ba7aa2d] | 196 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 197 | newnode->type = new TypeData( TypeData::Basic ); |
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[5b639ee] | 198 | newnode->type->complextype = ct; |
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[b87a5ed] | 199 | return newnode; |
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[5b639ee] | 200 | } // DeclarationNode::newComplexType |
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| 201 | |
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| 202 | DeclarationNode * DeclarationNode::newSignedNess( Signedness sn ) { |
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[ba7aa2d] | 203 | DeclarationNode * newnode = new DeclarationNode; |
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[5b639ee] | 204 | newnode->type = new TypeData( TypeData::Basic ); |
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| 205 | newnode->type->signedness = sn; |
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| 206 | return newnode; |
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| 207 | } // DeclarationNode::newSignedNess |
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| 208 | |
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| 209 | DeclarationNode * DeclarationNode::newLength( Length lnth ) { |
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[ba7aa2d] | 210 | DeclarationNode * newnode = new DeclarationNode; |
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[5b639ee] | 211 | newnode->type = new TypeData( TypeData::Basic ); |
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| 212 | newnode->type->length = lnth; |
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| 213 | return newnode; |
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| 214 | } // DeclarationNode::newLength |
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[3848e0e] | 215 | |
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[dd020c0] | 216 | DeclarationNode * DeclarationNode::newForall( DeclarationNode * forall ) { |
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| 217 | DeclarationNode * newnode = new DeclarationNode; |
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| 218 | newnode->type = new TypeData( TypeData::Unknown ); |
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| 219 | newnode->type->forall = forall; |
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| 220 | return newnode; |
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| 221 | } // DeclarationNode::newForall |
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| 222 | |
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[47498bd] | 223 | DeclarationNode * DeclarationNode::newFromGlobalScope() { |
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| 224 | DeclarationNode * newnode = new DeclarationNode; |
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| 225 | newnode->type = new TypeData( TypeData::GlobalScope ); |
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| 226 | return newnode; |
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| 227 | } |
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| 228 | |
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[c5d7701] | 229 | DeclarationNode * DeclarationNode::newQualifiedType( DeclarationNode * parent, DeclarationNode * child) { |
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[c194661] | 230 | DeclarationNode * newnode = new DeclarationNode; |
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| 231 | newnode->type = new TypeData( TypeData::Qualified ); |
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| 232 | newnode->type->qualified.parent = parent->type; |
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| 233 | newnode->type->qualified.child = child->type; |
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| 234 | parent->type = nullptr; |
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| 235 | child->type = nullptr; |
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| 236 | delete parent; |
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| 237 | delete child; |
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| 238 | return newnode; |
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[c5d7701] | 239 | } |
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| 240 | |
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[312029a] | 241 | DeclarationNode * DeclarationNode::newAggregate( AggregateDecl::Aggregate kind, const string * name, ExpressionNode * actuals, DeclarationNode * fields, bool body ) { |
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[ba7aa2d] | 242 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 243 | newnode->type = new TypeData( TypeData::Aggregate ); |
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[8f6f47d7] | 244 | newnode->type->aggregate.kind = kind; |
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[3d7e53b] | 245 | newnode->type->aggregate.name = name == nullptr ? new string( DeclarationNode::anonymous.newName() ) : name; |
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[8f6f47d7] | 246 | newnode->type->aggregate.actuals = actuals; |
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| 247 | newnode->type->aggregate.fields = fields; |
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| 248 | newnode->type->aggregate.body = body; |
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[6ea87486] | 249 | newnode->type->aggregate.tagged = false; |
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| 250 | newnode->type->aggregate.parent = nullptr; |
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[3d7e53b] | 251 | newnode->type->aggregate.anon = name == nullptr; |
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[b87a5ed] | 252 | return newnode; |
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[984dce6] | 253 | } // DeclarationNode::newAggregate |
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[3848e0e] | 254 | |
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[9e7236f4] | 255 | DeclarationNode * DeclarationNode::newEnum( const string * name, DeclarationNode * constants, bool body, DeclarationNode * base) { |
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[ba7aa2d] | 256 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 257 | newnode->type = new TypeData( TypeData::Enum ); |
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[3d7e53b] | 258 | newnode->type->enumeration.name = name == nullptr ? new string( DeclarationNode::anonymous.newName() ) : name; |
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[8f6f47d7] | 259 | newnode->type->enumeration.constants = constants; |
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[ca1a547] | 260 | newnode->type->enumeration.body = body; |
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[3d7e53b] | 261 | newnode->type->enumeration.anon = name == nullptr; |
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[9e7236f4] | 262 | if ( base && base->type) { |
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| 263 | newnode->type->base = base->type; |
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| 264 | } // if |
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| 265 | |
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| 266 | // Check: if base has TypeData |
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[b87a5ed] | 267 | return newnode; |
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[984dce6] | 268 | } // DeclarationNode::newEnum |
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[3848e0e] | 269 | |
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[a77713b] | 270 | |
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| 271 | |
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[a46b69c] | 272 | DeclarationNode * DeclarationNode::newName( const string * name ) { |
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[ba7aa2d] | 273 | DeclarationNode * newnode = new DeclarationNode; |
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[a46b69c] | 274 | assert( ! newnode->name ); |
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[2298f728] | 275 | newnode->name = name; |
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[a46b69c] | 276 | return newnode; |
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| 277 | } // DeclarationNode::newName |
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| 278 | |
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[374cb117] | 279 | DeclarationNode * DeclarationNode::newEnumConstant( const string * name, ExpressionNode * constant ) { |
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[a46b69c] | 280 | DeclarationNode * newnode = newName( name ); |
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[4f147cc] | 281 | newnode->enumeratorValue.reset( constant ); |
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[b87a5ed] | 282 | return newnode; |
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[984dce6] | 283 | } // DeclarationNode::newEnumConstant |
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[3848e0e] | 284 | |
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[374cb117] | 285 | DeclarationNode * DeclarationNode::newEnumValueGeneric( const string * name, InitializerNode * init ) { |
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| 286 | if ( init ) { // list init {} or a singleInit |
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| 287 | if ( init->get_expression() ) { // singleInit |
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| 288 | return newEnumConstant( name, init->get_expression() ); |
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| 289 | } else { // TODO: listInit |
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| 290 | DeclarationNode * newnode = newName( name ); |
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| 291 | newnode->initializer = init; |
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| 292 | return newnode; |
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| 293 | } // if |
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| 294 | } else { |
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| 295 | return newName( name ); // Not explicitly inited enum value; |
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| 296 | } // if |
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[9e7236f4] | 297 | } // DeclarationNode::newEnumValueGeneric |
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[374cb117] | 298 | |
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[a46b69c] | 299 | DeclarationNode * DeclarationNode::newFromTypedef( const string * name ) { |
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[ba7aa2d] | 300 | DeclarationNode * newnode = new DeclarationNode; |
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[a46b69c] | 301 | newnode->type = new TypeData( TypeData::SymbolicInst ); |
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| 302 | newnode->type->symbolic.name = name; |
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| 303 | newnode->type->symbolic.isTypedef = true; |
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| 304 | newnode->type->symbolic.params = nullptr; |
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[b87a5ed] | 305 | return newnode; |
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[a46b69c] | 306 | } // DeclarationNode::newFromTypedef |
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[3848e0e] | 307 | |
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[25bca42] | 308 | DeclarationNode * DeclarationNode::newFromTypeGen( const string * name, ExpressionNode * params ) { |
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[ba7aa2d] | 309 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 310 | newnode->type = new TypeData( TypeData::SymbolicInst ); |
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[fb114fa1] | 311 | newnode->type->symbolic.name = name; |
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[8f6f47d7] | 312 | newnode->type->symbolic.isTypedef = false; |
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| 313 | newnode->type->symbolic.actuals = params; |
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[b87a5ed] | 314 | return newnode; |
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[984dce6] | 315 | } // DeclarationNode::newFromTypeGen |
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[3848e0e] | 316 | |
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[07de76b] | 317 | DeclarationNode * DeclarationNode::newTypeParam( TypeDecl::Kind tc, const string * name ) { |
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[a46b69c] | 318 | DeclarationNode * newnode = newName( name ); |
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[2298f728] | 319 | newnode->type = nullptr; |
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[28307be] | 320 | newnode->variable.tyClass = tc; |
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[faddbd8] | 321 | newnode->variable.assertions = nullptr; |
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[b87a5ed] | 322 | return newnode; |
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[984dce6] | 323 | } // DeclarationNode::newTypeParam |
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[3848e0e] | 324 | |
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[fb114fa1] | 325 | DeclarationNode * DeclarationNode::newTrait( const string * name, DeclarationNode * params, DeclarationNode * asserts ) { |
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[ba7aa2d] | 326 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 327 | newnode->type = new TypeData( TypeData::Aggregate ); |
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[2298f728] | 328 | newnode->type->aggregate.name = name; |
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[312029a] | 329 | newnode->type->aggregate.kind = AggregateDecl::Trait; |
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[8f6f47d7] | 330 | newnode->type->aggregate.params = params; |
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| 331 | newnode->type->aggregate.fields = asserts; |
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[b87a5ed] | 332 | return newnode; |
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[984dce6] | 333 | } // DeclarationNode::newTrait |
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[3848e0e] | 334 | |
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[fb114fa1] | 335 | DeclarationNode * DeclarationNode::newTraitUse( const string * name, ExpressionNode * params ) { |
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[ba7aa2d] | 336 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 337 | newnode->type = new TypeData( TypeData::AggregateInst ); |
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[8f6f47d7] | 338 | newnode->type->aggInst.aggregate = new TypeData( TypeData::Aggregate ); |
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[312029a] | 339 | newnode->type->aggInst.aggregate->aggregate.kind = AggregateDecl::Trait; |
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[2298f728] | 340 | newnode->type->aggInst.aggregate->aggregate.name = name; |
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[8f6f47d7] | 341 | newnode->type->aggInst.params = params; |
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[b87a5ed] | 342 | return newnode; |
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[984dce6] | 343 | } // DeclarationNode::newTraitUse |
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[3848e0e] | 344 | |
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[25bca42] | 345 | DeclarationNode * DeclarationNode::newTypeDecl( const string * name, DeclarationNode * typeParams ) { |
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[a46b69c] | 346 | DeclarationNode * newnode = newName( name ); |
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[b87a5ed] | 347 | newnode->type = new TypeData( TypeData::Symbolic ); |
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[8f6f47d7] | 348 | newnode->type->symbolic.isTypedef = false; |
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| 349 | newnode->type->symbolic.params = typeParams; |
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[b87a5ed] | 350 | return newnode; |
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[984dce6] | 351 | } // DeclarationNode::newTypeDecl |
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[3848e0e] | 352 | |
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[ce8c12f] | 353 | DeclarationNode * DeclarationNode::newPointer( DeclarationNode * qualifiers, OperKinds kind ) { |
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[ba7aa2d] | 354 | DeclarationNode * newnode = new DeclarationNode; |
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[ce8c12f] | 355 | newnode->type = new TypeData( kind == OperKinds::PointTo ? TypeData::Pointer : TypeData::Reference ); |
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[71d0eab] | 356 | if ( kind == OperKinds::And ) { |
---|
| 357 | // T && is parsed as 'And' operator rather than two references => add a second reference type |
---|
| 358 | TypeData * td = new TypeData( TypeData::Reference ); |
---|
| 359 | td->base = newnode->type; |
---|
| 360 | newnode->type = td; |
---|
| 361 | } |
---|
[c3396e0] | 362 | if ( qualifiers ) { |
---|
| 363 | return newnode->addQualifiers( qualifiers ); |
---|
| 364 | } else { |
---|
| 365 | return newnode; |
---|
| 366 | } // if |
---|
[984dce6] | 367 | } // DeclarationNode::newPointer |
---|
[3848e0e] | 368 | |
---|
[ba7aa2d] | 369 | DeclarationNode * DeclarationNode::newArray( ExpressionNode * size, DeclarationNode * qualifiers, bool isStatic ) { |
---|
| 370 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 371 | newnode->type = new TypeData( TypeData::Array ); |
---|
[8f6f47d7] | 372 | newnode->type->array.dimension = size; |
---|
| 373 | newnode->type->array.isStatic = isStatic; |
---|
[2298f728] | 374 | if ( newnode->type->array.dimension == nullptr || newnode->type->array.dimension->isExpressionType<ConstantExpr * >() ) { |
---|
[8f6f47d7] | 375 | newnode->type->array.isVarLen = false; |
---|
[71bd8c6] | 376 | } else { |
---|
[8f6f47d7] | 377 | newnode->type->array.isVarLen = true; |
---|
[71bd8c6] | 378 | } // if |
---|
[b87a5ed] | 379 | return newnode->addQualifiers( qualifiers ); |
---|
[984dce6] | 380 | } // DeclarationNode::newArray |
---|
[3848e0e] | 381 | |
---|
[ba7aa2d] | 382 | DeclarationNode * DeclarationNode::newVarArray( DeclarationNode * qualifiers ) { |
---|
| 383 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 384 | newnode->type = new TypeData( TypeData::Array ); |
---|
[2298f728] | 385 | newnode->type->array.dimension = nullptr; |
---|
[8f6f47d7] | 386 | newnode->type->array.isStatic = false; |
---|
| 387 | newnode->type->array.isVarLen = true; |
---|
[b87a5ed] | 388 | return newnode->addQualifiers( qualifiers ); |
---|
[3848e0e] | 389 | } |
---|
| 390 | |
---|
[ba7aa2d] | 391 | DeclarationNode * DeclarationNode::newBitfield( ExpressionNode * size ) { |
---|
| 392 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 393 | newnode->bitfieldWidth = size; |
---|
| 394 | return newnode; |
---|
[3848e0e] | 395 | } |
---|
| 396 | |
---|
[ba7aa2d] | 397 | DeclarationNode * DeclarationNode::newTuple( DeclarationNode * members ) { |
---|
| 398 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 399 | newnode->type = new TypeData( TypeData::Tuple ); |
---|
[8f6f47d7] | 400 | newnode->type->tuple = members; |
---|
[b87a5ed] | 401 | return newnode; |
---|
[3848e0e] | 402 | } |
---|
| 403 | |
---|
[f855545] | 404 | DeclarationNode * DeclarationNode::newTypeof( ExpressionNode * expr, bool basetypeof ) { |
---|
[ba7aa2d] | 405 | DeclarationNode * newnode = new DeclarationNode; |
---|
[f855545] | 406 | newnode->type = new TypeData( basetypeof ? TypeData::Basetypeof : TypeData::Typeof ); |
---|
[8f6f47d7] | 407 | newnode->type->typeexpr = expr; |
---|
[b87a5ed] | 408 | return newnode; |
---|
[3848e0e] | 409 | } |
---|
| 410 | |
---|
[93bbbc4] | 411 | DeclarationNode * DeclarationNode::newVtableType( DeclarationNode * decl ) { |
---|
| 412 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 413 | newnode->type = new TypeData( TypeData::Vtable ); |
---|
| 414 | newnode->setBase( decl->type ); |
---|
| 415 | return newnode; |
---|
| 416 | } |
---|
| 417 | |
---|
[8f6f47d7] | 418 | DeclarationNode * DeclarationNode::newBuiltinType( BuiltinType bt ) { |
---|
[ba7aa2d] | 419 | DeclarationNode * newnode = new DeclarationNode; |
---|
[8f6f47d7] | 420 | newnode->type = new TypeData( TypeData::Builtin ); |
---|
| 421 | newnode->builtin = bt; |
---|
[148f7290] | 422 | newnode->type->builtintype = newnode->builtin; |
---|
[8f6f47d7] | 423 | return newnode; |
---|
| 424 | } // DeclarationNode::newBuiltinType |
---|
| 425 | |
---|
[a46b69c] | 426 | DeclarationNode * DeclarationNode::newFunction( const string * name, DeclarationNode * ret, DeclarationNode * param, StatementNode * body ) { |
---|
| 427 | DeclarationNode * newnode = newName( name ); |
---|
| 428 | newnode->type = new TypeData( TypeData::Function ); |
---|
| 429 | newnode->type->function.params = param; |
---|
| 430 | newnode->type->function.body = body; |
---|
| 431 | |
---|
| 432 | if ( ret ) { |
---|
| 433 | newnode->type->base = ret->type; |
---|
| 434 | ret->type = nullptr; |
---|
| 435 | delete ret; |
---|
| 436 | } // if |
---|
| 437 | |
---|
| 438 | return newnode; |
---|
| 439 | } // DeclarationNode::newFunction |
---|
| 440 | |
---|
[25bca42] | 441 | DeclarationNode * DeclarationNode::newAttribute( const string * name, ExpressionNode * expr ) { |
---|
[44a81853] | 442 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 443 | newnode->type = nullptr; |
---|
| 444 | std::list< Expression * > exprs; |
---|
| 445 | buildList( expr, exprs ); |
---|
| 446 | newnode->attributes.push_back( new Attribute( *name, exprs ) ); |
---|
| 447 | delete name; |
---|
| 448 | return newnode; |
---|
| 449 | } |
---|
| 450 | |
---|
[2d019af] | 451 | DeclarationNode * DeclarationNode::newDirectiveStmt( StatementNode * stmt ) { |
---|
| 452 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 453 | newnode->directiveStmt = stmt; |
---|
| 454 | return newnode; |
---|
| 455 | } |
---|
| 456 | |
---|
[e994912] | 457 | DeclarationNode * DeclarationNode::newAsmStmt( StatementNode * stmt ) { |
---|
| 458 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 459 | newnode->asmStmt = stmt; |
---|
| 460 | return newnode; |
---|
| 461 | } |
---|
| 462 | |
---|
[f6e3e34] | 463 | DeclarationNode * DeclarationNode::newStaticAssert( ExpressionNode * condition, Expression * message ) { |
---|
| 464 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 465 | newnode->assert.condition = condition; |
---|
| 466 | newnode->assert.message = message; |
---|
| 467 | return newnode; |
---|
| 468 | } |
---|
| 469 | |
---|
| 470 | |
---|
[5b639ee] | 471 | void appendError( string & dst, const string & src ) { |
---|
| 472 | if ( src.empty() ) return; |
---|
| 473 | if ( dst.empty() ) { dst = src; return; } |
---|
| 474 | dst += ", " + src; |
---|
| 475 | } // appendError |
---|
| 476 | |
---|
[ba7aa2d] | 477 | void DeclarationNode::checkQualifiers( const TypeData * src, const TypeData * dst ) { |
---|
[738e304] | 478 | const Type::Qualifiers qsrc = src->qualifiers, qdst = dst->qualifiers; // optimization |
---|
[c1c1112] | 479 | |
---|
[6f95000] | 480 | if ( (qsrc & qdst).any() ) { // duplicates ? |
---|
[738e304] | 481 | for ( unsigned int i = 0; i < Type::NumTypeQualifier; i += 1 ) { // find duplicates |
---|
[5b639ee] | 482 | if ( qsrc[i] && qdst[i] ) { |
---|
[615a096] | 483 | appendError( error, string( "duplicate " ) + Type::QualifiersNames[i] ); |
---|
[c1c1112] | 484 | } // if |
---|
| 485 | } // for |
---|
[a7c90d4] | 486 | } // for |
---|
[c1c1112] | 487 | } // DeclarationNode::checkQualifiers |
---|
| 488 | |
---|
[a7c90d4] | 489 | void DeclarationNode::checkSpecifiers( DeclarationNode * src ) { |
---|
[6f95000] | 490 | if ( (funcSpecs & src->funcSpecs).any() ) { // duplicates ? |
---|
[ddfd945] | 491 | for ( unsigned int i = 0; i < Type::NumFuncSpecifier; i += 1 ) { // find duplicates |
---|
[a7c90d4] | 492 | if ( funcSpecs[i] && src->funcSpecs[i] ) { |
---|
[615a096] | 493 | appendError( error, string( "duplicate " ) + Type::FuncSpecifiersNames[i] ); |
---|
[dd020c0] | 494 | } // if |
---|
| 495 | } // for |
---|
| 496 | } // if |
---|
| 497 | |
---|
[6e8bd43] | 498 | if ( storageClasses.any() && src->storageClasses.any() ) { // any reason to check ? |
---|
[6f95000] | 499 | if ( (storageClasses & src->storageClasses ).any() ) { // duplicates ? |
---|
[68fe077a] | 500 | for ( unsigned int i = 0; i < Type::NumStorageClass; i += 1 ) { // find duplicates |
---|
[a7c90d4] | 501 | if ( storageClasses[i] && src->storageClasses[i] ) { |
---|
[615a096] | 502 | appendError( error, string( "duplicate " ) + Type::StorageClassesNames[i] ); |
---|
[a7c90d4] | 503 | } // if |
---|
| 504 | } // for |
---|
| 505 | // src is the new item being added and has a single bit |
---|
[08d5507b] | 506 | } else if ( ! src->storageClasses.is_threadlocal ) { // conflict ? |
---|
[615a096] | 507 | appendError( error, string( "conflicting " ) + Type::StorageClassesNames[storageClasses.ffs()] + |
---|
| 508 | " & " + Type::StorageClassesNames[src->storageClasses.ffs()] ); |
---|
[6f95000] | 509 | src->storageClasses.reset(); // FIX to preserve invariant of one basic storage specifier |
---|
[b6424d9] | 510 | } // if |
---|
| 511 | } // if |
---|
[dd020c0] | 512 | |
---|
[a7c90d4] | 513 | appendError( error, src->error ); |
---|
| 514 | } // DeclarationNode::checkSpecifiers |
---|
[b6424d9] | 515 | |
---|
[a7c90d4] | 516 | DeclarationNode * DeclarationNode::copySpecifiers( DeclarationNode * q ) { |
---|
[6f95000] | 517 | funcSpecs |= q->funcSpecs; |
---|
| 518 | storageClasses |= q->storageClasses; |
---|
[c0aa336] | 519 | |
---|
| 520 | for ( Attribute *attr: reverseIterate( q->attributes ) ) { |
---|
| 521 | attributes.push_front( attr->clone() ); |
---|
| 522 | } // for |
---|
[b6424d9] | 523 | return this; |
---|
[a7c90d4] | 524 | } // DeclarationNode::copySpecifiers |
---|
[b6424d9] | 525 | |
---|
[f2f512ba] | 526 | static void addQualifiersToType( TypeData *& src, TypeData * dst ) { |
---|
[101e0bd] | 527 | if ( dst->base ) { |
---|
| 528 | addQualifiersToType( src, dst->base ); |
---|
| 529 | } else if ( dst->kind == TypeData::Function ) { |
---|
| 530 | dst->base = src; |
---|
[2298f728] | 531 | src = nullptr; |
---|
[101e0bd] | 532 | } else { |
---|
[6f95000] | 533 | dst->qualifiers |= src->qualifiers; |
---|
[101e0bd] | 534 | } // if |
---|
| 535 | } // addQualifiersToType |
---|
| 536 | |
---|
[ba7aa2d] | 537 | DeclarationNode * DeclarationNode::addQualifiers( DeclarationNode * q ) { |
---|
[af9da5f] | 538 | if ( ! q ) { return this; } // empty qualifier |
---|
[101e0bd] | 539 | |
---|
[a7c90d4] | 540 | checkSpecifiers( q ); |
---|
| 541 | copySpecifiers( q ); |
---|
[101e0bd] | 542 | |
---|
[c38ae92] | 543 | if ( ! q->type ) { delete q; return this; } |
---|
[101e0bd] | 544 | |
---|
| 545 | if ( ! type ) { |
---|
[c38ae92] | 546 | type = q->type; // reuse structure |
---|
[1b77274] | 547 | q->type = nullptr; |
---|
| 548 | delete q; |
---|
[101e0bd] | 549 | return this; |
---|
| 550 | } // if |
---|
| 551 | |
---|
[c38ae92] | 552 | if ( q->type->forall ) { // forall qualifier ? |
---|
| 553 | if ( type->forall ) { // polymorphic routine ? |
---|
| 554 | type->forall->appendList( q->type->forall ); // augment forall qualifier |
---|
[101e0bd] | 555 | } else { |
---|
[c38ae92] | 556 | if ( type->kind == TypeData::Aggregate ) { // struct/union ? |
---|
| 557 | if ( type->aggregate.params ) { // polymorphic ? |
---|
| 558 | type->aggregate.params->appendList( q->type->forall ); // augment forall qualifier |
---|
| 559 | } else { // not polymorphic |
---|
[a1c9ddd] | 560 | type->aggregate.params = q->type->forall; // set forall qualifier |
---|
[c38ae92] | 561 | } // if |
---|
| 562 | } else { // not polymorphic |
---|
| 563 | type->forall = q->type->forall; // make polymorphic routine |
---|
[68cd1ce] | 564 | } // if |
---|
| 565 | } // if |
---|
[c38ae92] | 566 | q->type->forall = nullptr; // forall qualifier moved |
---|
[68cd1ce] | 567 | } // if |
---|
[6ef2d81] | 568 | |
---|
[a7c90d4] | 569 | checkQualifiers( type, q->type ); |
---|
[af9da5f] | 570 | if ( (builtin == Zero || builtin == One) && q->type->qualifiers.val != 0 && error.length() == 0 ) { |
---|
[f14d956] | 571 | SemanticWarning( yylloc, Warning::BadQualifiersZeroOne, Type::QualifiersNames[ilog2( q->type->qualifiers.val )], builtinTypeNames[builtin] ); |
---|
[9dc31c10] | 572 | } // if |
---|
[6ef2d81] | 573 | addQualifiersToType( q->type, type ); |
---|
| 574 | |
---|
[b87a5ed] | 575 | delete q; |
---|
| 576 | return this; |
---|
[101e0bd] | 577 | } // addQualifiers |
---|
[3848e0e] | 578 | |
---|
[f2f512ba] | 579 | static void addTypeToType( TypeData *& src, TypeData *& dst ) { |
---|
[101e0bd] | 580 | if ( src->forall && dst->kind == TypeData::Function ) { |
---|
| 581 | if ( dst->forall ) { |
---|
| 582 | dst->forall->appendList( src->forall ); |
---|
[b87a5ed] | 583 | } else { |
---|
[101e0bd] | 584 | dst->forall = src->forall; |
---|
| 585 | } // if |
---|
[2298f728] | 586 | src->forall = nullptr; |
---|
[101e0bd] | 587 | } // if |
---|
| 588 | if ( dst->base ) { |
---|
| 589 | addTypeToType( src, dst->base ); |
---|
| 590 | } else { |
---|
| 591 | switch ( dst->kind ) { |
---|
| 592 | case TypeData::Unknown: |
---|
[6f95000] | 593 | src->qualifiers |= dst->qualifiers; |
---|
[101e0bd] | 594 | dst = src; |
---|
[2298f728] | 595 | src = nullptr; |
---|
[101e0bd] | 596 | break; |
---|
| 597 | case TypeData::Basic: |
---|
[6f95000] | 598 | dst->qualifiers |= src->qualifiers; |
---|
[101e0bd] | 599 | if ( src->kind != TypeData::Unknown ) { |
---|
| 600 | assert( src->kind == TypeData::Basic ); |
---|
| 601 | |
---|
| 602 | if ( dst->basictype == DeclarationNode::NoBasicType ) { |
---|
| 603 | dst->basictype = src->basictype; |
---|
| 604 | } else if ( src->basictype != DeclarationNode::NoBasicType ) |
---|
[a16764a6] | 605 | SemanticError( yylloc, src, string( "conflicting type specifier " ) + DeclarationNode::basicTypeNames[ src->basictype ] + " in type: " ); |
---|
[101e0bd] | 606 | |
---|
| 607 | if ( dst->complextype == DeclarationNode::NoComplexType ) { |
---|
| 608 | dst->complextype = src->complextype; |
---|
| 609 | } else if ( src->complextype != DeclarationNode::NoComplexType ) |
---|
[a16764a6] | 610 | SemanticError( yylloc, src, string( "conflicting type specifier " ) + DeclarationNode::complexTypeNames[ src->complextype ] + " in type: " ); |
---|
[101e0bd] | 611 | |
---|
| 612 | if ( dst->signedness == DeclarationNode::NoSignedness ) { |
---|
| 613 | dst->signedness = src->signedness; |
---|
| 614 | } else if ( src->signedness != DeclarationNode::NoSignedness ) |
---|
[a16764a6] | 615 | SemanticError( yylloc, src, string( "conflicting type specifier " ) + DeclarationNode::signednessNames[ src->signedness ] + " in type: " ); |
---|
[101e0bd] | 616 | |
---|
| 617 | if ( dst->length == DeclarationNode::NoLength ) { |
---|
| 618 | dst->length = src->length; |
---|
| 619 | } else if ( dst->length == DeclarationNode::Long && src->length == DeclarationNode::Long ) { |
---|
| 620 | dst->length = DeclarationNode::LongLong; |
---|
| 621 | } else if ( src->length != DeclarationNode::NoLength ) |
---|
[a16764a6] | 622 | SemanticError( yylloc, src, string( "conflicting type specifier " ) + DeclarationNode::lengthNames[ src->length ] + " in type: " ); |
---|
[101e0bd] | 623 | } // if |
---|
| 624 | break; |
---|
| 625 | default: |
---|
| 626 | switch ( src->kind ) { |
---|
| 627 | case TypeData::Aggregate: |
---|
| 628 | case TypeData::Enum: |
---|
| 629 | dst->base = new TypeData( TypeData::AggregateInst ); |
---|
| 630 | dst->base->aggInst.aggregate = src; |
---|
| 631 | if ( src->kind == TypeData::Aggregate ) { |
---|
| 632 | dst->base->aggInst.params = maybeClone( src->aggregate.actuals ); |
---|
[68cd1ce] | 633 | } // if |
---|
[6f95000] | 634 | dst->base->qualifiers |= src->qualifiers; |
---|
[2298f728] | 635 | src = nullptr; |
---|
[b87a5ed] | 636 | break; |
---|
| 637 | default: |
---|
[101e0bd] | 638 | if ( dst->forall ) { |
---|
| 639 | dst->forall->appendList( src->forall ); |
---|
| 640 | } else { |
---|
| 641 | dst->forall = src->forall; |
---|
| 642 | } // if |
---|
[2298f728] | 643 | src->forall = nullptr; |
---|
[101e0bd] | 644 | dst->base = src; |
---|
[2298f728] | 645 | src = nullptr; |
---|
[68cd1ce] | 646 | } // switch |
---|
[101e0bd] | 647 | } // switch |
---|
[68cd1ce] | 648 | } // if |
---|
[3848e0e] | 649 | } |
---|
| 650 | |
---|
[ba7aa2d] | 651 | DeclarationNode * DeclarationNode::addType( DeclarationNode * o ) { |
---|
[b87a5ed] | 652 | if ( o ) { |
---|
[a7c90d4] | 653 | checkSpecifiers( o ); |
---|
| 654 | copySpecifiers( o ); |
---|
[b87a5ed] | 655 | if ( o->type ) { |
---|
| 656 | if ( ! type ) { |
---|
| 657 | if ( o->type->kind == TypeData::Aggregate || o->type->kind == TypeData::Enum ) { |
---|
| 658 | type = new TypeData( TypeData::AggregateInst ); |
---|
[8f6f47d7] | 659 | type->aggInst.aggregate = o->type; |
---|
[b87a5ed] | 660 | if ( o->type->kind == TypeData::Aggregate ) { |
---|
[43c89a7] | 661 | type->aggInst.hoistType = o->type->aggregate.body; |
---|
[8f6f47d7] | 662 | type->aggInst.params = maybeClone( o->type->aggregate.actuals ); |
---|
[43c89a7] | 663 | } else { |
---|
| 664 | type->aggInst.hoistType = o->type->enumeration.body; |
---|
[68cd1ce] | 665 | } // if |
---|
[6f95000] | 666 | type->qualifiers |= o->type->qualifiers; |
---|
[b87a5ed] | 667 | } else { |
---|
| 668 | type = o->type; |
---|
[68cd1ce] | 669 | } // if |
---|
[2298f728] | 670 | o->type = nullptr; |
---|
[b87a5ed] | 671 | } else { |
---|
| 672 | addTypeToType( o->type, type ); |
---|
[68cd1ce] | 673 | } // if |
---|
| 674 | } // if |
---|
[b87a5ed] | 675 | if ( o->bitfieldWidth ) { |
---|
| 676 | bitfieldWidth = o->bitfieldWidth; |
---|
[68cd1ce] | 677 | } // if |
---|
[71bd8c6] | 678 | |
---|
| 679 | // there may be typedefs chained onto the type |
---|
[1d4580a] | 680 | if ( o->get_next() ) { |
---|
| 681 | set_last( o->get_next()->clone() ); |
---|
[1db21619] | 682 | } // if |
---|
[68cd1ce] | 683 | } // if |
---|
[b87a5ed] | 684 | delete o; |
---|
| 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 { |
---|
[3d7e53b] | 982 | bool extracted = false; |
---|
| 983 | bool anon = false; |
---|
[ba7aa2d] | 984 | if ( DeclarationNode * extr = cur->extractAggregate() ) { |
---|
[b87a5ed] | 985 | // handle the case where a structure declaration is contained within an object or type declaration |
---|
[ba7aa2d] | 986 | Declaration * decl = extr->build(); |
---|
[b87a5ed] | 987 | if ( decl ) { |
---|
[3d7e53b] | 988 | // hoist the structure declaration |
---|
[294647b] | 989 | decl->location = cur->location; |
---|
[ba7aa2d] | 990 | * out++ = decl; |
---|
[3d7e53b] | 991 | |
---|
| 992 | // need to remember the cases where a declaration contains an anonymous aggregate definition |
---|
| 993 | extracted = true; |
---|
| 994 | assert( extr->type ); |
---|
| 995 | if ( extr->type->kind == TypeData::Aggregate ) { |
---|
| 996 | anon = extr->type->aggregate.anon; |
---|
| 997 | } else if ( extr->type->kind == TypeData::Enum ) { |
---|
| 998 | // xxx - is it useful to have an implicit anonymous enum member? |
---|
| 999 | anon = extr->type->enumeration.anon; |
---|
| 1000 | } |
---|
[843054c2] | 1001 | } // if |
---|
[f39096c] | 1002 | delete extr; |
---|
[843054c2] | 1003 | } // if |
---|
[2298f728] | 1004 | |
---|
[ba7aa2d] | 1005 | Declaration * decl = cur->build(); |
---|
[b87a5ed] | 1006 | if ( decl ) { |
---|
[3d7e53b] | 1007 | // don't include anonymous declaration for named aggregates, but do include them for anonymous aggregates, e.g.: |
---|
| 1008 | // struct S { |
---|
| 1009 | // struct T { int x; }; // no anonymous member |
---|
| 1010 | // struct { int y; }; // anonymous member |
---|
| 1011 | // struct T; // anonymous member |
---|
| 1012 | // }; |
---|
[e07caa2] | 1013 | if ( ! (extracted && decl->name == "" && ! anon && ! cur->get_inLine()) ) { |
---|
| 1014 | if ( decl->name == "" ) { |
---|
[2e02851] | 1015 | if ( DeclarationWithType * dwt = dynamic_cast<DeclarationWithType *>( decl ) ) { |
---|
| 1016 | if ( ReferenceToType * aggr = dynamic_cast<ReferenceToType *>( dwt->get_type() ) ) { |
---|
| 1017 | if ( aggr->name.find("anonymous") == std::string::npos ) { |
---|
[e07caa2] | 1018 | if ( ! cur->get_inLine() ) { |
---|
| 1019 | // temporary: warn about anonymous member declarations of named types, since |
---|
| 1020 | // this conflicts with the syntax for the forward declaration of an anonymous type |
---|
[2e02851] | 1021 | SemanticWarning( cur->location, Warning::AggrForwardDecl, aggr->name.c_str() ); |
---|
[e07caa2] | 1022 | } // if |
---|
| 1023 | } // if |
---|
| 1024 | } // if |
---|
| 1025 | } // if |
---|
| 1026 | } // if |
---|
[3d7e53b] | 1027 | decl->location = cur->location; |
---|
[e07caa2] | 1028 | *out++ = decl; |
---|
| 1029 | } // if |
---|
[843054c2] | 1030 | } // if |
---|
[f2f512ba] | 1031 | } catch( SemanticErrorException & e ) { |
---|
[b87a5ed] | 1032 | errors.append( e ); |
---|
[843054c2] | 1033 | } // try |
---|
[e07caa2] | 1034 | } // for |
---|
[2298f728] | 1035 | |
---|
[b87a5ed] | 1036 | if ( ! errors.isEmpty() ) { |
---|
| 1037 | throw errors; |
---|
[843054c2] | 1038 | } // if |
---|
[2298f728] | 1039 | } // buildList |
---|
[3848e0e] | 1040 | |
---|
[3d7e53b] | 1041 | // currently only builds assertions, function parameters, and return values |
---|
[f2f512ba] | 1042 | void buildList( const DeclarationNode * firstNode, std::list< DeclarationWithType * > & outputList ) { |
---|
[a16764a6] | 1043 | SemanticErrorException errors; |
---|
[7880579] | 1044 | std::back_insert_iterator< std::list< DeclarationWithType * > > out( outputList ); |
---|
[43c89a7] | 1045 | |
---|
[3a5131ed] | 1046 | for ( const DeclarationNode * cur = firstNode; cur; cur = dynamic_cast< DeclarationNode * >( cur->get_next() ) ) { |
---|
[b87a5ed] | 1047 | try { |
---|
[ba7aa2d] | 1048 | Declaration * decl = cur->build(); |
---|
[47498bd] | 1049 | assert( decl ); |
---|
| 1050 | if ( DeclarationWithType * dwt = dynamic_cast< DeclarationWithType * >( decl ) ) { |
---|
| 1051 | dwt->location = cur->location; |
---|
[3ca7ef3] | 1052 | *out++ = dwt; |
---|
[47498bd] | 1053 | } else if ( StructDecl * agg = dynamic_cast< StructDecl * >( decl ) ) { |
---|
[3d7e53b] | 1054 | // e.g., int foo(struct S) {} |
---|
[47498bd] | 1055 | StructInstType * inst = new StructInstType( Type::Qualifiers(), agg->name ); |
---|
| 1056 | auto obj = new ObjectDecl( "", Type::StorageClasses(), linkage, nullptr, inst, nullptr ); |
---|
| 1057 | obj->location = cur->location; |
---|
[3ca7ef3] | 1058 | *out++ = obj; |
---|
[47498bd] | 1059 | delete agg; |
---|
| 1060 | } else if ( UnionDecl * agg = dynamic_cast< UnionDecl * >( decl ) ) { |
---|
[3d7e53b] | 1061 | // e.g., int foo(union U) {} |
---|
[47498bd] | 1062 | UnionInstType * inst = new UnionInstType( Type::Qualifiers(), agg->name ); |
---|
| 1063 | auto obj = new ObjectDecl( "", Type::StorageClasses(), linkage, nullptr, inst, nullptr ); |
---|
| 1064 | obj->location = cur->location; |
---|
[3ca7ef3] | 1065 | *out++ = obj; |
---|
[3d7e53b] | 1066 | } else if ( EnumDecl * agg = dynamic_cast< EnumDecl * >( decl ) ) { |
---|
| 1067 | // e.g., int foo(enum E) {} |
---|
| 1068 | EnumInstType * inst = new EnumInstType( Type::Qualifiers(), agg->name ); |
---|
| 1069 | auto obj = new ObjectDecl( "", Type::StorageClasses(), linkage, nullptr, inst, nullptr ); |
---|
| 1070 | obj->location = cur->location; |
---|
[3ca7ef3] | 1071 | *out++ = obj; |
---|
[843054c2] | 1072 | } // if |
---|
[f2f512ba] | 1073 | } catch( SemanticErrorException & e ) { |
---|
[b87a5ed] | 1074 | errors.append( e ); |
---|
[843054c2] | 1075 | } // try |
---|
[3a5131ed] | 1076 | } // for |
---|
| 1077 | |
---|
[b87a5ed] | 1078 | if ( ! errors.isEmpty() ) { |
---|
| 1079 | throw errors; |
---|
[843054c2] | 1080 | } // if |
---|
[2298f728] | 1081 | } // buildList |
---|
[3848e0e] | 1082 | |
---|
[f2f512ba] | 1083 | void buildTypeList( const DeclarationNode * firstNode, std::list< Type * > & outputList ) { |
---|
[a16764a6] | 1084 | SemanticErrorException errors; |
---|
[7880579] | 1085 | std::back_insert_iterator< std::list< Type * > > out( outputList ); |
---|
[ba7aa2d] | 1086 | const DeclarationNode * cur = firstNode; |
---|
[2298f728] | 1087 | |
---|
[a32b204] | 1088 | while ( cur ) { |
---|
[b87a5ed] | 1089 | try { |
---|
[ba7aa2d] | 1090 | * out++ = cur->buildType(); |
---|
[f2f512ba] | 1091 | } catch( SemanticErrorException & e ) { |
---|
[b87a5ed] | 1092 | errors.append( e ); |
---|
[843054c2] | 1093 | } // try |
---|
[7880579] | 1094 | cur = dynamic_cast< DeclarationNode * >( cur->get_next() ); |
---|
[843054c2] | 1095 | } // while |
---|
[2298f728] | 1096 | |
---|
[b87a5ed] | 1097 | if ( ! errors.isEmpty() ) { |
---|
| 1098 | throw errors; |
---|
[843054c2] | 1099 | } // if |
---|
[2298f728] | 1100 | } // buildTypeList |
---|
[51b7345] | 1101 | |
---|
[ba7aa2d] | 1102 | Declaration * DeclarationNode::build() const { |
---|
[a16764a6] | 1103 | if ( ! error.empty() ) SemanticError( this, error + " in declaration of " ); |
---|
[2298f728] | 1104 | |
---|
[e994912] | 1105 | if ( asmStmt ) { |
---|
[e3e16bc] | 1106 | return new AsmDecl( strict_dynamic_cast<AsmStmt *>( asmStmt->build() ) ); |
---|
[e994912] | 1107 | } // if |
---|
[2d019af] | 1108 | if ( directiveStmt ) { |
---|
| 1109 | return new DirectiveDecl( strict_dynamic_cast<DirectiveStmt *>( directiveStmt->build() ) ); |
---|
| 1110 | } // if |
---|
[e994912] | 1111 | |
---|
[07de76b] | 1112 | if ( variable.tyClass != TypeDecl::NUMBER_OF_KINDS ) { |
---|
[f0ecf9b] | 1113 | // otype is internally converted to dtype + otype parameters |
---|
[68b52b0] | 1114 | static const TypeDecl::Kind kindMap[] = { TypeDecl::Dtype, TypeDecl::Dtype, TypeDecl::Dtype, TypeDecl::Ftype, TypeDecl::Ttype, TypeDecl::Dimension }; |
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[b66d14a] | 1115 | static_assert( sizeof(kindMap) / sizeof(kindMap[0]) == TypeDecl::NUMBER_OF_KINDS, "DeclarationNode::build: kindMap is out of sync." ); |
---|
[8f60f0b] | 1116 | assertf( variable.tyClass < sizeof(kindMap)/sizeof(kindMap[0]), "Variable's tyClass is out of bounds." ); |
---|
[68b52b0] | 1117 | 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 ); |
---|
[2298f728] | 1118 | buildList( variable.assertions, ret->get_assertions() ); |
---|
| 1119 | return ret; |
---|
| 1120 | } // if |
---|
| 1121 | |
---|
[843054c2] | 1122 | if ( type ) { |
---|
[dd020c0] | 1123 | // Function specifiers can only appear on a function definition/declaration. |
---|
| 1124 | // |
---|
| 1125 | // inline _Noreturn int f(); // allowed |
---|
| 1126 | // inline _Noreturn int g( int i ); // allowed |
---|
| 1127 | // inline _Noreturn int i; // disallowed |
---|
[fb04321] | 1128 | if ( type->kind != TypeData::Function && funcSpecs.any() ) { |
---|
[a16764a6] | 1129 | SemanticError( this, "invalid function specifier for " ); |
---|
[dd020c0] | 1130 | } // if |
---|
[284da8c] | 1131 | // Forall qualifier can only appear on a function/aggregate definition/declaration. |
---|
| 1132 | // |
---|
| 1133 | // forall int f(); // allowed |
---|
| 1134 | // forall int g( int i ); // allowed |
---|
| 1135 | // forall int i; // disallowed |
---|
| 1136 | if ( type->kind != TypeData::Function && type->forall ) { |
---|
| 1137 | SemanticError( this, "invalid type qualifier for " ); |
---|
| 1138 | } // if |
---|
[3ed994e] | 1139 | bool isDelete = initializer && initializer->get_isDelete(); |
---|
| 1140 | Declaration * decl = buildDecl( type, name ? *name : string( "" ), storageClasses, maybeBuild< Expression >( bitfieldWidth ), funcSpecs, linkage, asmName, isDelete ? nullptr : maybeBuild< Initializer >(initializer), attributes )->set_extension( extension ); |
---|
| 1141 | if ( isDelete ) { |
---|
| 1142 | DeclarationWithType * dwt = strict_dynamic_cast<DeclarationWithType *>( decl ); |
---|
| 1143 | dwt->isDeleted = true; |
---|
| 1144 | } |
---|
| 1145 | return decl; |
---|
[843054c2] | 1146 | } // if |
---|
[2298f728] | 1147 | |
---|
[f6e3e34] | 1148 | if ( assert.condition ) { |
---|
| 1149 | return new StaticAssertDecl( maybeBuild< Expression >( assert.condition ), strict_dynamic_cast< ConstantExpr * >( maybeClone( assert.message ) ) ); |
---|
| 1150 | } |
---|
| 1151 | |
---|
[dd020c0] | 1152 | // SUE's cannot have function specifiers, either |
---|
| 1153 | // |
---|
[79aae15] | 1154 | // inline _Noreturn struct S { ... }; // disallowed |
---|
| 1155 | // inline _Noreturn enum E { ... }; // disallowed |
---|
[fb04321] | 1156 | if ( funcSpecs.any() ) { |
---|
[a16764a6] | 1157 | SemanticError( this, "invalid function specifier for " ); |
---|
[843054c2] | 1158 | } // if |
---|
[dd020c0] | 1159 | assertf( name, "ObjectDecl must a have name\n" ); |
---|
[a7c90d4] | 1160 | return (new ObjectDecl( *name, storageClasses, linkage, maybeBuild< Expression >( bitfieldWidth ), nullptr, maybeBuild< Initializer >( initializer ) ))->set_asmName( asmName )->set_extension( extension ); |
---|
[51b7345] | 1161 | } |
---|
| 1162 | |
---|
[ba7aa2d] | 1163 | Type * DeclarationNode::buildType() const { |
---|
[b87a5ed] | 1164 | assert( type ); |
---|
[974906e2] | 1165 | |
---|
[faddbd8] | 1166 | if ( attr.expr ) { |
---|
[c0aa336] | 1167 | return new AttrType( buildQualifiers( type ), *name, attr.expr->build(), attributes ); |
---|
[faddbd8] | 1168 | } else if ( attr.type ) { |
---|
[c0aa336] | 1169 | return new AttrType( buildQualifiers( type ), *name, attr.type->buildType(), attributes ); |
---|
[2298f728] | 1170 | } // if |
---|
| 1171 | |
---|
[b87a5ed] | 1172 | switch ( type->kind ) { |
---|
[43c89a7] | 1173 | case TypeData::Enum: |
---|
[b87a5ed] | 1174 | case TypeData::Aggregate: { |
---|
[fa4805f] | 1175 | ReferenceToType * ret = buildComAggInst( type, attributes, linkage ); |
---|
[8f6f47d7] | 1176 | buildList( type->aggregate.actuals, ret->get_parameters() ); |
---|
[b87a5ed] | 1177 | return ret; |
---|
| 1178 | } |
---|
| 1179 | case TypeData::Symbolic: { |
---|
[c0aa336] | 1180 | TypeInstType * ret = new TypeInstType( buildQualifiers( type ), *type->symbolic.name, false, attributes ); |
---|
[8f6f47d7] | 1181 | buildList( type->symbolic.actuals, ret->get_parameters() ); |
---|
[b87a5ed] | 1182 | return ret; |
---|
| 1183 | } |
---|
| 1184 | default: |
---|
[c0aa336] | 1185 | Type * simpletypes = typebuild( type ); |
---|
| 1186 | simpletypes->get_attributes() = attributes; // copy because member is const |
---|
| 1187 | return simpletypes; |
---|
[b87a5ed] | 1188 | } // switch |
---|
[3848e0e] | 1189 | } |
---|
| 1190 | |
---|
[b87a5ed] | 1191 | // Local Variables: // |
---|
| 1192 | // tab-width: 4 // |
---|
| 1193 | // mode: c++ // |
---|
| 1194 | // compile-command: "make install" // |
---|
| 1195 | // End: // |
---|