[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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[66406f3] | 12 | // Last Modified On : Mon Aug 8 17:07:00 2022
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| 13 | // Update Count : 1185
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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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[51b73452] | 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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[51b73452] | 37 |
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[de62360d] | 38 | extern TypedefTable typedefTable;
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| 39 |
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[51b73452] | 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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[51b73452] | 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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[51b73452] | 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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[68cd1ce] | 130 | } // if
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[51b73452] | 131 |
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[b87a5ed] | 132 | if ( linkage != LinkageSpec::Cforall ) {
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[d912bed] | 133 | os << LinkageSpec::name( linkage ) << " ";
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[68cd1ce] | 134 | } // if
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[3848e0e] | 135 |
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[6e8bd43] | 136 | storageClasses.print( os );
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| 137 | funcSpecs.print( os );
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[dd020c0] | 138 |
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[b87a5ed] | 139 | if ( type ) {
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| 140 | type->print( os, indent );
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| 141 | } else {
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| 142 | os << "untyped entity ";
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[68cd1ce] | 143 | } // if
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[3848e0e] | 144 |
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[b87a5ed] | 145 | if ( bitfieldWidth ) {
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[59db689] | 146 | os << endl << string( indent + 2, ' ' ) << "with bitfield width ";
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[b87a5ed] | 147 | bitfieldWidth->printOneLine( os );
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[68cd1ce] | 148 | } // if
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[3848e0e] | 149 |
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[2298f728] | 150 | if ( initializer ) {
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[59db689] | 151 | os << endl << string( indent + 2, ' ' ) << "with initializer ";
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[b87a5ed] | 152 | initializer->printOneLine( os );
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[974906e2] | 153 | os << " maybe constructed? " << initializer->get_maybeConstructed();
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[68cd1ce] | 154 | } // if
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[3848e0e] | 155 |
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[66406f3] | 156 | for ( Attribute * attr: reverseIterate( attributes ) ) {
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| 157 | os << string( indent + 2, ' ' ) << "attr " << attr->name.c_str();
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| 158 | } // for
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| 159 |
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[b87a5ed] | 160 | os << endl;
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[51b73452] | 161 | }
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| 162 |
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[f2f512ba] | 163 | void DeclarationNode::printList( std::ostream & os, int indent ) const {
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[b87a5ed] | 164 | ParseNode::printList( os, indent );
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| 165 | if ( hasEllipsis ) {
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| 166 | os << string( indent, ' ' ) << "and a variable number of other arguments" << endl;
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[68cd1ce] | 167 | } // if
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[51b73452] | 168 | }
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| 169 |
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[68fe077a] | 170 | DeclarationNode * DeclarationNode::newStorageClass( Type::StorageClasses sc ) {
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[ba7aa2d] | 171 | DeclarationNode * newnode = new DeclarationNode;
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[08d5507b] | 172 | newnode->storageClasses = sc;
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[b87a5ed] | 173 | return newnode;
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[dd020c0] | 174 | } // DeclarationNode::newStorageClass
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[3848e0e] | 175 |
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[ddfd945] | 176 | DeclarationNode * DeclarationNode::newFuncSpecifier( Type::FuncSpecifiers fs ) {
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[ba7aa2d] | 177 | DeclarationNode * newnode = new DeclarationNode;
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[08d5507b] | 178 | newnode->funcSpecs = fs;
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[c1c1112] | 179 | return newnode;
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[dd020c0] | 180 | } // DeclarationNode::newFuncSpecifier
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[c1c1112] | 181 |
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[738e304] | 182 | DeclarationNode * DeclarationNode::newTypeQualifier( Type::Qualifiers tq ) {
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[ba7aa2d] | 183 | DeclarationNode * newnode = new DeclarationNode;
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[dd020c0] | 184 | newnode->type = new TypeData();
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[738e304] | 185 | newnode->type->qualifiers = tq;
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[b87a5ed] | 186 | return newnode;
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[dd020c0] | 187 | } // DeclarationNode::newQualifier
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[3848e0e] | 188 |
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[c1c1112] | 189 | DeclarationNode * DeclarationNode::newBasicType( BasicType bt ) {
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[ba7aa2d] | 190 | DeclarationNode * newnode = new DeclarationNode;
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[b87a5ed] | 191 | newnode->type = new TypeData( TypeData::Basic );
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[5b639ee] | 192 | newnode->type->basictype = bt;
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[b87a5ed] | 193 | return newnode;
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[984dce6] | 194 | } // DeclarationNode::newBasicType
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[3848e0e] | 195 |
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[5b639ee] | 196 | DeclarationNode * DeclarationNode::newComplexType( ComplexType ct ) {
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[ba7aa2d] | 197 | DeclarationNode * newnode = new DeclarationNode;
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[b87a5ed] | 198 | newnode->type = new TypeData( TypeData::Basic );
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[5b639ee] | 199 | newnode->type->complextype = ct;
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[b87a5ed] | 200 | return newnode;
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[5b639ee] | 201 | } // DeclarationNode::newComplexType
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| 202 |
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| 203 | DeclarationNode * DeclarationNode::newSignedNess( Signedness sn ) {
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[ba7aa2d] | 204 | DeclarationNode * newnode = new DeclarationNode;
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[5b639ee] | 205 | newnode->type = new TypeData( TypeData::Basic );
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| 206 | newnode->type->signedness = sn;
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| 207 | return newnode;
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| 208 | } // DeclarationNode::newSignedNess
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| 209 |
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| 210 | DeclarationNode * DeclarationNode::newLength( Length lnth ) {
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[ba7aa2d] | 211 | DeclarationNode * newnode = new DeclarationNode;
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[5b639ee] | 212 | newnode->type = new TypeData( TypeData::Basic );
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| 213 | newnode->type->length = lnth;
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| 214 | return newnode;
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| 215 | } // DeclarationNode::newLength
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[3848e0e] | 216 |
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[dd020c0] | 217 | DeclarationNode * DeclarationNode::newForall( DeclarationNode * forall ) {
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| 218 | DeclarationNode * newnode = new DeclarationNode;
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| 219 | newnode->type = new TypeData( TypeData::Unknown );
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| 220 | newnode->type->forall = forall;
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| 221 | return newnode;
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| 222 | } // DeclarationNode::newForall
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| 223 |
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[47498bd] | 224 | DeclarationNode * DeclarationNode::newFromGlobalScope() {
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| 225 | DeclarationNode * newnode = new DeclarationNode;
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| 226 | newnode->type = new TypeData( TypeData::GlobalScope );
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| 227 | return newnode;
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| 228 | }
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| 229 |
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[c5d7701] | 230 | DeclarationNode * DeclarationNode::newQualifiedType( DeclarationNode * parent, DeclarationNode * child) {
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[c194661] | 231 | DeclarationNode * newnode = new DeclarationNode;
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| 232 | newnode->type = new TypeData( TypeData::Qualified );
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| 233 | newnode->type->qualified.parent = parent->type;
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| 234 | newnode->type->qualified.child = child->type;
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| 235 | parent->type = nullptr;
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| 236 | child->type = nullptr;
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| 237 | delete parent;
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| 238 | delete child;
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| 239 | return newnode;
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[c5d7701] | 240 | }
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| 241 |
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[312029a] | 242 | DeclarationNode * DeclarationNode::newAggregate( AggregateDecl::Aggregate kind, const string * name, ExpressionNode * actuals, DeclarationNode * fields, bool body ) {
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[ba7aa2d] | 243 | DeclarationNode * newnode = new DeclarationNode;
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[b87a5ed] | 244 | newnode->type = new TypeData( TypeData::Aggregate );
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[8f6f47d7] | 245 | newnode->type->aggregate.kind = kind;
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[66406f3] | 246 | newnode->type->aggregate.name = name == nullptr ? new string( DeclarationNode::anonymous.newName() ) : name;
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[8f6f47d7] | 247 | newnode->type->aggregate.actuals = actuals;
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| 248 | newnode->type->aggregate.fields = fields;
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| 249 | newnode->type->aggregate.body = body;
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[6ea87486] | 250 | newnode->type->aggregate.tagged = false;
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| 251 | newnode->type->aggregate.parent = nullptr;
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[3d7e53b] | 252 | newnode->type->aggregate.anon = name == nullptr;
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[b87a5ed] | 253 | return newnode;
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[984dce6] | 254 | } // DeclarationNode::newAggregate
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[3848e0e] | 255 |
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[b0d9ff7] | 256 | DeclarationNode * DeclarationNode::newEnum( const string * name, DeclarationNode * constants, bool body, bool typed, DeclarationNode * base) {
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[ba7aa2d] | 257 | DeclarationNode * newnode = new DeclarationNode;
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[b87a5ed] | 258 | newnode->type = new TypeData( TypeData::Enum );
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[3d7e53b] | 259 | newnode->type->enumeration.name = name == nullptr ? new string( DeclarationNode::anonymous.newName() ) : name;
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[8f6f47d7] | 260 | newnode->type->enumeration.constants = constants;
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[ca1a547] | 261 | newnode->type->enumeration.body = body;
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[3d7e53b] | 262 | newnode->type->enumeration.anon = name == nullptr;
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[b0d9ff7] | 263 | newnode->type->enumeration.typed = typed;
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[9e7236f4] | 264 | if ( base && base->type) {
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[ed9a1ae] | 265 | newnode->type->base = base->type;
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[9e7236f4] | 266 | } // if
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| 267 |
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[b87a5ed] | 268 | return newnode;
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[984dce6] | 269 | } // DeclarationNode::newEnum
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[3848e0e] | 270 |
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[a77713b] | 271 |
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| 272 |
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[a46b69c] | 273 | DeclarationNode * DeclarationNode::newName( const string * name ) {
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[ba7aa2d] | 274 | DeclarationNode * newnode = new DeclarationNode;
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[a46b69c] | 275 | assert( ! newnode->name );
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[2298f728] | 276 | newnode->name = name;
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[a46b69c] | 277 | return newnode;
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| 278 | } // DeclarationNode::newName
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| 279 |
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[374cb117] | 280 | DeclarationNode * DeclarationNode::newEnumConstant( const string * name, ExpressionNode * constant ) {
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[a46b69c] | 281 | DeclarationNode * newnode = newName( name );
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[4f147cc] | 282 | newnode->enumeratorValue.reset( constant );
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[b87a5ed] | 283 | return newnode;
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[984dce6] | 284 | } // DeclarationNode::newEnumConstant
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[3848e0e] | 285 |
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[374cb117] | 286 | DeclarationNode * DeclarationNode::newEnumValueGeneric( const string * name, InitializerNode * init ) {
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[b0d9ff7] | 287 | if ( init ) {
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| 288 | if ( init->get_expression() ) {
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[374cb117] | 289 | return newEnumConstant( name, init->get_expression() );
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[b0d9ff7] | 290 | } else {
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[374cb117] | 291 | DeclarationNode * newnode = newName( name );
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| 292 | newnode->initializer = init;
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| 293 | return newnode;
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| 294 | } // if
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| 295 | } else {
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[b0d9ff7] | 296 | return newName( name );
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[374cb117] | 297 | } // if
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[9e7236f4] | 298 | } // DeclarationNode::newEnumValueGeneric
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[374cb117] | 299 |
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[a46b69c] | 300 | DeclarationNode * DeclarationNode::newFromTypedef( const string * name ) {
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[ba7aa2d] | 301 | DeclarationNode * newnode = new DeclarationNode;
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[a46b69c] | 302 | newnode->type = new TypeData( TypeData::SymbolicInst );
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| 303 | newnode->type->symbolic.name = name;
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| 304 | newnode->type->symbolic.isTypedef = true;
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| 305 | newnode->type->symbolic.params = nullptr;
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[b87a5ed] | 306 | return newnode;
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[a46b69c] | 307 | } // DeclarationNode::newFromTypedef
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[3848e0e] | 308 |
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[25bca42] | 309 | DeclarationNode * DeclarationNode::newFromTypeGen( const string * name, ExpressionNode * params ) {
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[ba7aa2d] | 310 | DeclarationNode * newnode = new DeclarationNode;
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[b87a5ed] | 311 | newnode->type = new TypeData( TypeData::SymbolicInst );
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[fb114fa1] | 312 | newnode->type->symbolic.name = name;
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[8f6f47d7] | 313 | newnode->type->symbolic.isTypedef = false;
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| 314 | newnode->type->symbolic.actuals = params;
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[b87a5ed] | 315 | return newnode;
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[984dce6] | 316 | } // DeclarationNode::newFromTypeGen
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[3848e0e] | 317 |
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[07de76b] | 318 | DeclarationNode * DeclarationNode::newTypeParam( TypeDecl::Kind tc, const string * name ) {
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[a46b69c] | 319 | DeclarationNode * newnode = newName( name );
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[2298f728] | 320 | newnode->type = nullptr;
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[28307be] | 321 | newnode->variable.tyClass = tc;
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[faddbd8] | 322 | newnode->variable.assertions = nullptr;
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[b87a5ed] | 323 | return newnode;
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[984dce6] | 324 | } // DeclarationNode::newTypeParam
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[3848e0e] | 325 |
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[fb114fa1] | 326 | DeclarationNode * DeclarationNode::newTrait( const string * name, DeclarationNode * params, DeclarationNode * asserts ) {
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[ba7aa2d] | 327 | DeclarationNode * newnode = new DeclarationNode;
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[b87a5ed] | 328 | newnode->type = new TypeData( TypeData::Aggregate );
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[2298f728] | 329 | newnode->type->aggregate.name = name;
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[312029a] | 330 | newnode->type->aggregate.kind = AggregateDecl::Trait;
|
---|
[8f6f47d7] | 331 | newnode->type->aggregate.params = params;
|
---|
| 332 | newnode->type->aggregate.fields = asserts;
|
---|
[b87a5ed] | 333 | return newnode;
|
---|
[984dce6] | 334 | } // DeclarationNode::newTrait
|
---|
[3848e0e] | 335 |
|
---|
[fb114fa1] | 336 | DeclarationNode * DeclarationNode::newTraitUse( const string * name, ExpressionNode * params ) {
|
---|
[ba7aa2d] | 337 | DeclarationNode * newnode = new DeclarationNode;
|
---|
[b87a5ed] | 338 | newnode->type = new TypeData( TypeData::AggregateInst );
|
---|
[8f6f47d7] | 339 | newnode->type->aggInst.aggregate = new TypeData( TypeData::Aggregate );
|
---|
[312029a] | 340 | newnode->type->aggInst.aggregate->aggregate.kind = AggregateDecl::Trait;
|
---|
[2298f728] | 341 | newnode->type->aggInst.aggregate->aggregate.name = name;
|
---|
[8f6f47d7] | 342 | newnode->type->aggInst.params = params;
|
---|
[b87a5ed] | 343 | return newnode;
|
---|
[984dce6] | 344 | } // DeclarationNode::newTraitUse
|
---|
[3848e0e] | 345 |
|
---|
[25bca42] | 346 | DeclarationNode * DeclarationNode::newTypeDecl( const string * name, DeclarationNode * typeParams ) {
|
---|
[a46b69c] | 347 | DeclarationNode * newnode = newName( name );
|
---|
[b87a5ed] | 348 | newnode->type = new TypeData( TypeData::Symbolic );
|
---|
[8f6f47d7] | 349 | newnode->type->symbolic.isTypedef = false;
|
---|
| 350 | newnode->type->symbolic.params = typeParams;
|
---|
[b87a5ed] | 351 | return newnode;
|
---|
[984dce6] | 352 | } // DeclarationNode::newTypeDecl
|
---|
[3848e0e] | 353 |
|
---|
[ce8c12f] | 354 | DeclarationNode * DeclarationNode::newPointer( DeclarationNode * qualifiers, OperKinds kind ) {
|
---|
[ba7aa2d] | 355 | DeclarationNode * newnode = new DeclarationNode;
|
---|
[ce8c12f] | 356 | newnode->type = new TypeData( kind == OperKinds::PointTo ? TypeData::Pointer : TypeData::Reference );
|
---|
[71d0eab] | 357 | if ( kind == OperKinds::And ) {
|
---|
| 358 | // T && is parsed as 'And' operator rather than two references => add a second reference type
|
---|
| 359 | TypeData * td = new TypeData( TypeData::Reference );
|
---|
| 360 | td->base = newnode->type;
|
---|
| 361 | newnode->type = td;
|
---|
| 362 | }
|
---|
[c3396e0] | 363 | if ( qualifiers ) {
|
---|
| 364 | return newnode->addQualifiers( qualifiers );
|
---|
| 365 | } else {
|
---|
| 366 | return newnode;
|
---|
| 367 | } // if
|
---|
[984dce6] | 368 | } // DeclarationNode::newPointer
|
---|
[3848e0e] | 369 |
|
---|
[ba7aa2d] | 370 | DeclarationNode * DeclarationNode::newArray( ExpressionNode * size, DeclarationNode * qualifiers, bool isStatic ) {
|
---|
| 371 | DeclarationNode * newnode = new DeclarationNode;
|
---|
[b87a5ed] | 372 | newnode->type = new TypeData( TypeData::Array );
|
---|
[8f6f47d7] | 373 | newnode->type->array.dimension = size;
|
---|
| 374 | newnode->type->array.isStatic = isStatic;
|
---|
[2298f728] | 375 | if ( newnode->type->array.dimension == nullptr || newnode->type->array.dimension->isExpressionType<ConstantExpr * >() ) {
|
---|
[8f6f47d7] | 376 | newnode->type->array.isVarLen = false;
|
---|
[71bd8c6] | 377 | } else {
|
---|
[8f6f47d7] | 378 | newnode->type->array.isVarLen = true;
|
---|
[71bd8c6] | 379 | } // if
|
---|
[b87a5ed] | 380 | return newnode->addQualifiers( qualifiers );
|
---|
[984dce6] | 381 | } // DeclarationNode::newArray
|
---|
[3848e0e] | 382 |
|
---|
[ba7aa2d] | 383 | DeclarationNode * DeclarationNode::newVarArray( DeclarationNode * qualifiers ) {
|
---|
| 384 | DeclarationNode * newnode = new DeclarationNode;
|
---|
[b87a5ed] | 385 | newnode->type = new TypeData( TypeData::Array );
|
---|
[2298f728] | 386 | newnode->type->array.dimension = nullptr;
|
---|
[8f6f47d7] | 387 | newnode->type->array.isStatic = false;
|
---|
| 388 | newnode->type->array.isVarLen = true;
|
---|
[b87a5ed] | 389 | return newnode->addQualifiers( qualifiers );
|
---|
[3848e0e] | 390 | }
|
---|
| 391 |
|
---|
[ba7aa2d] | 392 | DeclarationNode * DeclarationNode::newBitfield( ExpressionNode * size ) {
|
---|
| 393 | DeclarationNode * newnode = new DeclarationNode;
|
---|
[b87a5ed] | 394 | newnode->bitfieldWidth = size;
|
---|
| 395 | return newnode;
|
---|
[3848e0e] | 396 | }
|
---|
| 397 |
|
---|
[ba7aa2d] | 398 | DeclarationNode * DeclarationNode::newTuple( DeclarationNode * members ) {
|
---|
| 399 | DeclarationNode * newnode = new DeclarationNode;
|
---|
[b87a5ed] | 400 | newnode->type = new TypeData( TypeData::Tuple );
|
---|
[8f6f47d7] | 401 | newnode->type->tuple = members;
|
---|
[b87a5ed] | 402 | return newnode;
|
---|
[3848e0e] | 403 | }
|
---|
| 404 |
|
---|
[f855545] | 405 | DeclarationNode * DeclarationNode::newTypeof( ExpressionNode * expr, bool basetypeof ) {
|
---|
[ba7aa2d] | 406 | DeclarationNode * newnode = new DeclarationNode;
|
---|
[f855545] | 407 | newnode->type = new TypeData( basetypeof ? TypeData::Basetypeof : TypeData::Typeof );
|
---|
[8f6f47d7] | 408 | newnode->type->typeexpr = expr;
|
---|
[b87a5ed] | 409 | return newnode;
|
---|
[3848e0e] | 410 | }
|
---|
| 411 |
|
---|
[93bbbc4] | 412 | DeclarationNode * DeclarationNode::newVtableType( DeclarationNode * decl ) {
|
---|
| 413 | DeclarationNode * newnode = new DeclarationNode;
|
---|
| 414 | newnode->type = new TypeData( TypeData::Vtable );
|
---|
| 415 | newnode->setBase( decl->type );
|
---|
| 416 | return newnode;
|
---|
| 417 | }
|
---|
| 418 |
|
---|
[8f6f47d7] | 419 | DeclarationNode * DeclarationNode::newBuiltinType( BuiltinType bt ) {
|
---|
[ba7aa2d] | 420 | DeclarationNode * newnode = new DeclarationNode;
|
---|
[8f6f47d7] | 421 | newnode->type = new TypeData( TypeData::Builtin );
|
---|
| 422 | newnode->builtin = bt;
|
---|
[148f7290] | 423 | newnode->type->builtintype = newnode->builtin;
|
---|
[8f6f47d7] | 424 | return newnode;
|
---|
| 425 | } // DeclarationNode::newBuiltinType
|
---|
| 426 |
|
---|
[a46b69c] | 427 | DeclarationNode * DeclarationNode::newFunction( const string * name, DeclarationNode * ret, DeclarationNode * param, StatementNode * body ) {
|
---|
| 428 | DeclarationNode * newnode = newName( name );
|
---|
| 429 | newnode->type = new TypeData( TypeData::Function );
|
---|
| 430 | newnode->type->function.params = param;
|
---|
| 431 | newnode->type->function.body = body;
|
---|
| 432 |
|
---|
| 433 | if ( ret ) {
|
---|
| 434 | newnode->type->base = ret->type;
|
---|
| 435 | ret->type = nullptr;
|
---|
| 436 | delete ret;
|
---|
| 437 | } // if
|
---|
| 438 |
|
---|
| 439 | return newnode;
|
---|
| 440 | } // DeclarationNode::newFunction
|
---|
| 441 |
|
---|
[25bca42] | 442 | DeclarationNode * DeclarationNode::newAttribute( const string * name, ExpressionNode * expr ) {
|
---|
[44a81853] | 443 | DeclarationNode * newnode = new DeclarationNode;
|
---|
| 444 | newnode->type = nullptr;
|
---|
| 445 | std::list< Expression * > exprs;
|
---|
| 446 | buildList( expr, exprs );
|
---|
| 447 | newnode->attributes.push_back( new Attribute( *name, exprs ) );
|
---|
| 448 | delete name;
|
---|
| 449 | return newnode;
|
---|
| 450 | }
|
---|
| 451 |
|
---|
[2d019af] | 452 | DeclarationNode * DeclarationNode::newDirectiveStmt( StatementNode * stmt ) {
|
---|
| 453 | DeclarationNode * newnode = new DeclarationNode;
|
---|
| 454 | newnode->directiveStmt = stmt;
|
---|
| 455 | return newnode;
|
---|
| 456 | }
|
---|
| 457 |
|
---|
[e994912] | 458 | DeclarationNode * DeclarationNode::newAsmStmt( StatementNode * stmt ) {
|
---|
| 459 | DeclarationNode * newnode = new DeclarationNode;
|
---|
| 460 | newnode->asmStmt = stmt;
|
---|
| 461 | return newnode;
|
---|
| 462 | }
|
---|
| 463 |
|
---|
[f6e3e34] | 464 | DeclarationNode * DeclarationNode::newStaticAssert( ExpressionNode * condition, Expression * message ) {
|
---|
| 465 | DeclarationNode * newnode = new DeclarationNode;
|
---|
| 466 | newnode->assert.condition = condition;
|
---|
| 467 | newnode->assert.message = message;
|
---|
| 468 | return newnode;
|
---|
| 469 | }
|
---|
| 470 |
|
---|
| 471 |
|
---|
[5b639ee] | 472 | void appendError( string & dst, const string & src ) {
|
---|
| 473 | if ( src.empty() ) return;
|
---|
| 474 | if ( dst.empty() ) { dst = src; return; }
|
---|
| 475 | dst += ", " + src;
|
---|
| 476 | } // appendError
|
---|
| 477 |
|
---|
[ba7aa2d] | 478 | void DeclarationNode::checkQualifiers( const TypeData * src, const TypeData * dst ) {
|
---|
[738e304] | 479 | const Type::Qualifiers qsrc = src->qualifiers, qdst = dst->qualifiers; // optimization
|
---|
[c1c1112] | 480 |
|
---|
[6f95000] | 481 | if ( (qsrc & qdst).any() ) { // duplicates ?
|
---|
[738e304] | 482 | for ( unsigned int i = 0; i < Type::NumTypeQualifier; i += 1 ) { // find duplicates
|
---|
[5b639ee] | 483 | if ( qsrc[i] && qdst[i] ) {
|
---|
[615a096] | 484 | appendError( error, string( "duplicate " ) + Type::QualifiersNames[i] );
|
---|
[c1c1112] | 485 | } // if
|
---|
| 486 | } // for
|
---|
[a7c90d4] | 487 | } // for
|
---|
[c1c1112] | 488 | } // DeclarationNode::checkQualifiers
|
---|
| 489 |
|
---|
[a7c90d4] | 490 | void DeclarationNode::checkSpecifiers( DeclarationNode * src ) {
|
---|
[6f95000] | 491 | if ( (funcSpecs & src->funcSpecs).any() ) { // duplicates ?
|
---|
[ddfd945] | 492 | for ( unsigned int i = 0; i < Type::NumFuncSpecifier; i += 1 ) { // find duplicates
|
---|
[a7c90d4] | 493 | if ( funcSpecs[i] && src->funcSpecs[i] ) {
|
---|
[615a096] | 494 | appendError( error, string( "duplicate " ) + Type::FuncSpecifiersNames[i] );
|
---|
[dd020c0] | 495 | } // if
|
---|
| 496 | } // for
|
---|
| 497 | } // if
|
---|
| 498 |
|
---|
[6e8bd43] | 499 | if ( storageClasses.any() && src->storageClasses.any() ) { // any reason to check ?
|
---|
[6f95000] | 500 | if ( (storageClasses & src->storageClasses ).any() ) { // duplicates ?
|
---|
[68fe077a] | 501 | for ( unsigned int i = 0; i < Type::NumStorageClass; i += 1 ) { // find duplicates
|
---|
[a7c90d4] | 502 | if ( storageClasses[i] && src->storageClasses[i] ) {
|
---|
[615a096] | 503 | appendError( error, string( "duplicate " ) + Type::StorageClassesNames[i] );
|
---|
[a7c90d4] | 504 | } // if
|
---|
| 505 | } // for
|
---|
| 506 | // src is the new item being added and has a single bit
|
---|
[ed9a1ae] | 507 | } else if ( ! src->storageClasses.is_threadlocal_any() ) { // conflict ?
|
---|
[615a096] | 508 | appendError( error, string( "conflicting " ) + Type::StorageClassesNames[storageClasses.ffs()] +
|
---|
| 509 | " & " + Type::StorageClassesNames[src->storageClasses.ffs()] );
|
---|
[6f95000] | 510 | src->storageClasses.reset(); // FIX to preserve invariant of one basic storage specifier
|
---|
[b6424d9] | 511 | } // if
|
---|
| 512 | } // if
|
---|
[dd020c0] | 513 |
|
---|
[a7c90d4] | 514 | appendError( error, src->error );
|
---|
| 515 | } // DeclarationNode::checkSpecifiers
|
---|
[b6424d9] | 516 |
|
---|
[a7c90d4] | 517 | DeclarationNode * DeclarationNode::copySpecifiers( DeclarationNode * q ) {
|
---|
[6f95000] | 518 | funcSpecs |= q->funcSpecs;
|
---|
| 519 | storageClasses |= q->storageClasses;
|
---|
[c0aa336] | 520 |
|
---|
[66406f3] | 521 | for ( Attribute * attr: reverseIterate( q->attributes ) ) {
|
---|
[c0aa336] | 522 | attributes.push_front( attr->clone() );
|
---|
| 523 | } // for
|
---|
[b6424d9] | 524 | return this;
|
---|
[a7c90d4] | 525 | } // DeclarationNode::copySpecifiers
|
---|
[b6424d9] | 526 |
|
---|
[f2f512ba] | 527 | static void addQualifiersToType( TypeData *& src, TypeData * dst ) {
|
---|
[101e0bd] | 528 | if ( dst->base ) {
|
---|
| 529 | addQualifiersToType( src, dst->base );
|
---|
| 530 | } else if ( dst->kind == TypeData::Function ) {
|
---|
| 531 | dst->base = src;
|
---|
[2298f728] | 532 | src = nullptr;
|
---|
[101e0bd] | 533 | } else {
|
---|
[6f95000] | 534 | dst->qualifiers |= src->qualifiers;
|
---|
[101e0bd] | 535 | } // if
|
---|
| 536 | } // addQualifiersToType
|
---|
| 537 |
|
---|
[ba7aa2d] | 538 | DeclarationNode * DeclarationNode::addQualifiers( DeclarationNode * q ) {
|
---|
[af9da5f] | 539 | if ( ! q ) { return this; } // empty qualifier
|
---|
[101e0bd] | 540 |
|
---|
[a7c90d4] | 541 | checkSpecifiers( q );
|
---|
| 542 | copySpecifiers( q );
|
---|
[101e0bd] | 543 |
|
---|
[c38ae92] | 544 | if ( ! q->type ) { delete q; return this; }
|
---|
[101e0bd] | 545 |
|
---|
| 546 | if ( ! type ) {
|
---|
[c38ae92] | 547 | type = q->type; // reuse structure
|
---|
[1b772749] | 548 | q->type = nullptr;
|
---|
| 549 | delete q;
|
---|
[101e0bd] | 550 | return this;
|
---|
| 551 | } // if
|
---|
| 552 |
|
---|
[c38ae92] | 553 | if ( q->type->forall ) { // forall qualifier ?
|
---|
| 554 | if ( type->forall ) { // polymorphic routine ?
|
---|
| 555 | type->forall->appendList( q->type->forall ); // augment forall qualifier
|
---|
[101e0bd] | 556 | } else {
|
---|
[c38ae92] | 557 | if ( type->kind == TypeData::Aggregate ) { // struct/union ?
|
---|
| 558 | if ( type->aggregate.params ) { // polymorphic ?
|
---|
| 559 | type->aggregate.params->appendList( q->type->forall ); // augment forall qualifier
|
---|
| 560 | } else { // not polymorphic
|
---|
[a1c9ddd] | 561 | type->aggregate.params = q->type->forall; // set forall qualifier
|
---|
[c38ae92] | 562 | } // if
|
---|
| 563 | } else { // not polymorphic
|
---|
| 564 | type->forall = q->type->forall; // make polymorphic routine
|
---|
[68cd1ce] | 565 | } // if
|
---|
| 566 | } // if
|
---|
[c38ae92] | 567 | q->type->forall = nullptr; // forall qualifier moved
|
---|
[68cd1ce] | 568 | } // if
|
---|
[6ef2d81] | 569 |
|
---|
[a7c90d4] | 570 | checkQualifiers( type, q->type );
|
---|
[af9da5f] | 571 | if ( (builtin == Zero || builtin == One) && q->type->qualifiers.val != 0 && error.length() == 0 ) {
|
---|
[f14d956] | 572 | SemanticWarning( yylloc, Warning::BadQualifiersZeroOne, Type::QualifiersNames[ilog2( q->type->qualifiers.val )], builtinTypeNames[builtin] );
|
---|
[9dc31c10] | 573 | } // if
|
---|
[6ef2d81] | 574 | addQualifiersToType( q->type, type );
|
---|
| 575 |
|
---|
[b87a5ed] | 576 | delete q;
|
---|
| 577 | return this;
|
---|
[101e0bd] | 578 | } // addQualifiers
|
---|
[3848e0e] | 579 |
|
---|
[f2f512ba] | 580 | static void addTypeToType( TypeData *& src, TypeData *& dst ) {
|
---|
[101e0bd] | 581 | if ( src->forall && dst->kind == TypeData::Function ) {
|
---|
| 582 | if ( dst->forall ) {
|
---|
| 583 | dst->forall->appendList( src->forall );
|
---|
[b87a5ed] | 584 | } else {
|
---|
[101e0bd] | 585 | dst->forall = src->forall;
|
---|
| 586 | } // if
|
---|
[2298f728] | 587 | src->forall = nullptr;
|
---|
[101e0bd] | 588 | } // if
|
---|
| 589 | if ( dst->base ) {
|
---|
| 590 | addTypeToType( src, dst->base );
|
---|
| 591 | } else {
|
---|
| 592 | switch ( dst->kind ) {
|
---|
| 593 | case TypeData::Unknown:
|
---|
[6f95000] | 594 | src->qualifiers |= dst->qualifiers;
|
---|
[101e0bd] | 595 | dst = src;
|
---|
[2298f728] | 596 | src = nullptr;
|
---|
[101e0bd] | 597 | break;
|
---|
| 598 | case TypeData::Basic:
|
---|
[6f95000] | 599 | dst->qualifiers |= src->qualifiers;
|
---|
[101e0bd] | 600 | if ( src->kind != TypeData::Unknown ) {
|
---|
| 601 | assert( src->kind == TypeData::Basic );
|
---|
| 602 |
|
---|
| 603 | if ( dst->basictype == DeclarationNode::NoBasicType ) {
|
---|
| 604 | dst->basictype = src->basictype;
|
---|
| 605 | } else if ( src->basictype != DeclarationNode::NoBasicType )
|
---|
[a16764a6] | 606 | SemanticError( yylloc, src, string( "conflicting type specifier " ) + DeclarationNode::basicTypeNames[ src->basictype ] + " in type: " );
|
---|
[101e0bd] | 607 |
|
---|
| 608 | if ( dst->complextype == DeclarationNode::NoComplexType ) {
|
---|
| 609 | dst->complextype = src->complextype;
|
---|
| 610 | } else if ( src->complextype != DeclarationNode::NoComplexType )
|
---|
[a16764a6] | 611 | SemanticError( yylloc, src, string( "conflicting type specifier " ) + DeclarationNode::complexTypeNames[ src->complextype ] + " in type: " );
|
---|
[101e0bd] | 612 |
|
---|
| 613 | if ( dst->signedness == DeclarationNode::NoSignedness ) {
|
---|
| 614 | dst->signedness = src->signedness;
|
---|
| 615 | } else if ( src->signedness != DeclarationNode::NoSignedness )
|
---|
[a16764a6] | 616 | SemanticError( yylloc, src, string( "conflicting type specifier " ) + DeclarationNode::signednessNames[ src->signedness ] + " in type: " );
|
---|
[101e0bd] | 617 |
|
---|
| 618 | if ( dst->length == DeclarationNode::NoLength ) {
|
---|
| 619 | dst->length = src->length;
|
---|
| 620 | } else if ( dst->length == DeclarationNode::Long && src->length == DeclarationNode::Long ) {
|
---|
| 621 | dst->length = DeclarationNode::LongLong;
|
---|
| 622 | } else if ( src->length != DeclarationNode::NoLength )
|
---|
[a16764a6] | 623 | SemanticError( yylloc, src, string( "conflicting type specifier " ) + DeclarationNode::lengthNames[ src->length ] + " in type: " );
|
---|
[101e0bd] | 624 | } // if
|
---|
| 625 | break;
|
---|
| 626 | default:
|
---|
| 627 | switch ( src->kind ) {
|
---|
| 628 | case TypeData::Aggregate:
|
---|
| 629 | case TypeData::Enum:
|
---|
| 630 | dst->base = new TypeData( TypeData::AggregateInst );
|
---|
| 631 | dst->base->aggInst.aggregate = src;
|
---|
| 632 | if ( src->kind == TypeData::Aggregate ) {
|
---|
| 633 | dst->base->aggInst.params = maybeClone( src->aggregate.actuals );
|
---|
[68cd1ce] | 634 | } // if
|
---|
[6f95000] | 635 | dst->base->qualifiers |= src->qualifiers;
|
---|
[2298f728] | 636 | src = nullptr;
|
---|
[b87a5ed] | 637 | break;
|
---|
| 638 | default:
|
---|
[101e0bd] | 639 | if ( dst->forall ) {
|
---|
| 640 | dst->forall->appendList( src->forall );
|
---|
| 641 | } else {
|
---|
| 642 | dst->forall = src->forall;
|
---|
| 643 | } // if
|
---|
[2298f728] | 644 | src->forall = nullptr;
|
---|
[101e0bd] | 645 | dst->base = src;
|
---|
[2298f728] | 646 | src = nullptr;
|
---|
[68cd1ce] | 647 | } // switch
|
---|
[101e0bd] | 648 | } // switch
|
---|
[68cd1ce] | 649 | } // if
|
---|
[3848e0e] | 650 | }
|
---|
| 651 |
|
---|
[ba7aa2d] | 652 | DeclarationNode * DeclarationNode::addType( DeclarationNode * o ) {
|
---|
[b87a5ed] | 653 | if ( o ) {
|
---|
[a7c90d4] | 654 | checkSpecifiers( o );
|
---|
| 655 | copySpecifiers( o );
|
---|
[b87a5ed] | 656 | if ( o->type ) {
|
---|
| 657 | if ( ! type ) {
|
---|
| 658 | if ( o->type->kind == TypeData::Aggregate || o->type->kind == TypeData::Enum ) {
|
---|
| 659 | type = new TypeData( TypeData::AggregateInst );
|
---|
[8f6f47d7] | 660 | type->aggInst.aggregate = o->type;
|
---|
[b87a5ed] | 661 | if ( o->type->kind == TypeData::Aggregate ) {
|
---|
[43c89a7] | 662 | type->aggInst.hoistType = o->type->aggregate.body;
|
---|
[8f6f47d7] | 663 | type->aggInst.params = maybeClone( o->type->aggregate.actuals );
|
---|
[43c89a7] | 664 | } else {
|
---|
| 665 | type->aggInst.hoistType = o->type->enumeration.body;
|
---|
[68cd1ce] | 666 | } // if
|
---|
[6f95000] | 667 | type->qualifiers |= o->type->qualifiers;
|
---|
[b87a5ed] | 668 | } else {
|
---|
| 669 | type = o->type;
|
---|
[68cd1ce] | 670 | } // if
|
---|
[2298f728] | 671 | o->type = nullptr;
|
---|
[b87a5ed] | 672 | } else {
|
---|
| 673 | addTypeToType( o->type, type );
|
---|
[68cd1ce] | 674 | } // if
|
---|
| 675 | } // if
|
---|
[b87a5ed] | 676 | if ( o->bitfieldWidth ) {
|
---|
| 677 | bitfieldWidth = o->bitfieldWidth;
|
---|
[68cd1ce] | 678 | } // if
|
---|
[71bd8c6] | 679 |
|
---|
| 680 | // there may be typedefs chained onto the type
|
---|
[1d4580a] | 681 | if ( o->get_next() ) {
|
---|
| 682 | set_last( o->get_next()->clone() );
|
---|
[1db21619] | 683 | } // if
|
---|
[68cd1ce] | 684 | } // if
|
---|
[b87a5ed] | 685 | delete o;
|
---|
[66406f3] | 686 |
|
---|
[b87a5ed] | 687 | return this;
|
---|
[3848e0e] | 688 | }
|
---|
| 689 |
|
---|
[f135b50] | 690 | DeclarationNode * DeclarationNode::addEnumBase( DeclarationNode * o ) {
|
---|
| 691 | if ( o && o -> type) {
|
---|
| 692 | type->base= o->type;
|
---|
| 693 | }
|
---|
| 694 | delete o;
|
---|
| 695 | return this;
|
---|
| 696 | }
|
---|
| 697 |
|
---|
[ba7aa2d] | 698 | DeclarationNode * DeclarationNode::addTypedef() {
|
---|
| 699 | TypeData * newtype = new TypeData( TypeData::Symbolic );
|
---|
[2298f728] | 700 | newtype->symbolic.params = nullptr;
|
---|
[8f6f47d7] | 701 | newtype->symbolic.isTypedef = true;
|
---|
[2298f728] | 702 | newtype->symbolic.name = name ? new string( *name ) : nullptr;
|
---|
[b87a5ed] | 703 | newtype->base = type;
|
---|
| 704 | type = newtype;
|
---|
| 705 | return this;
|
---|
[3848e0e] | 706 | }
|
---|
| 707 |
|
---|
[ba7aa2d] | 708 | DeclarationNode * DeclarationNode::addAssertions( DeclarationNode * assertions ) {
|
---|
[07de76b] | 709 | if ( variable.tyClass != TypeDecl::NUMBER_OF_KINDS ) {
|
---|
[2298f728] | 710 | if ( variable.assertions ) {
|
---|
| 711 | variable.assertions->appendList( assertions );
|
---|
| 712 | } else {
|
---|
| 713 | variable.assertions = assertions;
|
---|
| 714 | } // if
|
---|
| 715 | return this;
|
---|
| 716 | } // if
|
---|
| 717 |
|
---|
[b87a5ed] | 718 | assert( type );
|
---|
| 719 | switch ( type->kind ) {
|
---|
| 720 | case TypeData::Symbolic:
|
---|
[8f6f47d7] | 721 | if ( type->symbolic.assertions ) {
|
---|
| 722 | type->symbolic.assertions->appendList( assertions );
|
---|
[b87a5ed] | 723 | } else {
|
---|
[8f6f47d7] | 724 | type->symbolic.assertions = assertions;
|
---|
[68cd1ce] | 725 | } // if
|
---|
[b87a5ed] | 726 | break;
|
---|
| 727 | default:
|
---|
| 728 | assert( false );
|
---|
[68cd1ce] | 729 | } // switch
|
---|
[974906e2] | 730 |
|
---|
[b87a5ed] | 731 | return this;
|
---|
[51b73452] | 732 | }
|
---|
| 733 |
|
---|
[fb114fa1] | 734 | DeclarationNode * DeclarationNode::addName( string * newname ) {
|
---|
[2298f728] | 735 | assert( ! name );
|
---|
| 736 | name = newname;
|
---|
[b87a5ed] | 737 | return this;
|
---|
[51b73452] | 738 | }
|
---|
| 739 |
|
---|
[c0aa336] | 740 | DeclarationNode * DeclarationNode::addAsmName( DeclarationNode * newname ) {
|
---|
[58dd019] | 741 | assert( ! asmName );
|
---|
[c0aa336] | 742 | asmName = newname ? newname->asmName : nullptr;
|
---|
| 743 | return this->addQualifiers( newname );
|
---|
[58dd019] | 744 | }
|
---|
| 745 |
|
---|
[ba7aa2d] | 746 | DeclarationNode * DeclarationNode::addBitfield( ExpressionNode * size ) {
|
---|
[b87a5ed] | 747 | bitfieldWidth = size;
|
---|
| 748 | return this;
|
---|
[51b73452] | 749 | }
|
---|
| 750 |
|
---|
[ba7aa2d] | 751 | DeclarationNode * DeclarationNode::addVarArgs() {
|
---|
[b87a5ed] | 752 | assert( type );
|
---|
| 753 | hasEllipsis = true;
|
---|
| 754 | return this;
|
---|
[51b73452] | 755 | }
|
---|
| 756 |
|
---|
[c453ac4] | 757 | DeclarationNode * DeclarationNode::addFunctionBody( StatementNode * body, ExpressionNode * withExprs ) {
|
---|
[b87a5ed] | 758 | assert( type );
|
---|
| 759 | assert( type->kind == TypeData::Function );
|
---|
[2298f728] | 760 | assert( ! type->function.body );
|
---|
[8f6f47d7] | 761 | type->function.body = body;
|
---|
[c453ac4] | 762 | type->function.withExprs = withExprs;
|
---|
[b87a5ed] | 763 | return this;
|
---|
[51b73452] | 764 | }
|
---|
| 765 |
|
---|
[ba7aa2d] | 766 | DeclarationNode * DeclarationNode::addOldDeclList( DeclarationNode * list ) {
|
---|
[b87a5ed] | 767 | assert( type );
|
---|
| 768 | assert( type->kind == TypeData::Function );
|
---|
[2298f728] | 769 | assert( ! type->function.oldDeclList );
|
---|
[8f6f47d7] | 770 | type->function.oldDeclList = list;
|
---|
[b87a5ed] | 771 | return this;
|
---|
[51b73452] | 772 | }
|
---|
| 773 |
|
---|
[c0aa336] | 774 | DeclarationNode * DeclarationNode::setBase( TypeData * newType ) {
|
---|
[b87a5ed] | 775 | if ( type ) {
|
---|
[ba7aa2d] | 776 | TypeData * prevBase = type;
|
---|
| 777 | TypeData * curBase = type->base;
|
---|
[2298f728] | 778 | while ( curBase != nullptr ) {
|
---|
[b87a5ed] | 779 | prevBase = curBase;
|
---|
| 780 | curBase = curBase->base;
|
---|
[68cd1ce] | 781 | } // while
|
---|
[b87a5ed] | 782 | prevBase->base = newType;
|
---|
| 783 | } else {
|
---|
| 784 | type = newType;
|
---|
[68cd1ce] | 785 | } // if
|
---|
[c0aa336] | 786 | return this;
|
---|
[3848e0e] | 787 | }
|
---|
| 788 |
|
---|
[c0aa336] | 789 | DeclarationNode * DeclarationNode::copyAttribute( DeclarationNode * a ) {
|
---|
| 790 | if ( a ) {
|
---|
| 791 | for ( Attribute *attr: reverseIterate( a->attributes ) ) {
|
---|
| 792 | attributes.push_front( attr );
|
---|
| 793 | } // for
|
---|
| 794 | a->attributes.clear();
|
---|
| 795 | } // if
|
---|
| 796 | return this;
|
---|
| 797 | } // copyAttribute
|
---|
| 798 |
|
---|
[ba7aa2d] | 799 | DeclarationNode * DeclarationNode::addPointer( DeclarationNode * p ) {
|
---|
[b87a5ed] | 800 | if ( p ) {
|
---|
[6926a6d] | 801 | assert( p->type->kind == TypeData::Pointer || p->type->kind == TypeData::Reference );
|
---|
[c0aa336] | 802 | setBase( p->type );
|
---|
[2298f728] | 803 | p->type = nullptr;
|
---|
[c0aa336] | 804 | copyAttribute( p );
|
---|
[b87a5ed] | 805 | delete p;
|
---|
[68cd1ce] | 806 | } // if
|
---|
[b87a5ed] | 807 | return this;
|
---|
[3848e0e] | 808 | }
|
---|
| 809 |
|
---|
[ba7aa2d] | 810 | DeclarationNode * DeclarationNode::addArray( DeclarationNode * a ) {
|
---|
[b87a5ed] | 811 | if ( a ) {
|
---|
| 812 | assert( a->type->kind == TypeData::Array );
|
---|
[c0aa336] | 813 | setBase( a->type );
|
---|
[2298f728] | 814 | a->type = nullptr;
|
---|
[c0aa336] | 815 | copyAttribute( a );
|
---|
[b87a5ed] | 816 | delete a;
|
---|
[68cd1ce] | 817 | } // if
|
---|
[b87a5ed] | 818 | return this;
|
---|
[51b73452] | 819 | }
|
---|
| 820 |
|
---|
[ba7aa2d] | 821 | DeclarationNode * DeclarationNode::addNewPointer( DeclarationNode * p ) {
|
---|
[b87a5ed] | 822 | if ( p ) {
|
---|
[e6cee92] | 823 | assert( p->type->kind == TypeData::Pointer || p->type->kind == TypeData::Reference );
|
---|
[b87a5ed] | 824 | if ( type ) {
|
---|
| 825 | switch ( type->kind ) {
|
---|
| 826 | case TypeData::Aggregate:
|
---|
| 827 | case TypeData::Enum:
|
---|
| 828 | p->type->base = new TypeData( TypeData::AggregateInst );
|
---|
[8f6f47d7] | 829 | p->type->base->aggInst.aggregate = type;
|
---|
[b87a5ed] | 830 | if ( type->kind == TypeData::Aggregate ) {
|
---|
[8f6f47d7] | 831 | p->type->base->aggInst.params = maybeClone( type->aggregate.actuals );
|
---|
[68cd1ce] | 832 | } // if
|
---|
[6f95000] | 833 | p->type->base->qualifiers |= type->qualifiers;
|
---|
[b87a5ed] | 834 | break;
|
---|
| 835 |
|
---|
| 836 | default:
|
---|
| 837 | p->type->base = type;
|
---|
[68cd1ce] | 838 | } // switch
|
---|
[2298f728] | 839 | type = nullptr;
|
---|
[68cd1ce] | 840 | } // if
|
---|
[b87a5ed] | 841 | delete this;
|
---|
| 842 | return p;
|
---|
| 843 | } else {
|
---|
| 844 | return this;
|
---|
[68cd1ce] | 845 | } // if
|
---|
[51b73452] | 846 | }
|
---|
| 847 |
|
---|
[ba7aa2d] | 848 | static TypeData * findLast( TypeData * a ) {
|
---|
[b87a5ed] | 849 | assert( a );
|
---|
[ba7aa2d] | 850 | TypeData * cur = a;
|
---|
[a32b204] | 851 | while ( cur->base ) {
|
---|
[b87a5ed] | 852 | cur = cur->base;
|
---|
[68cd1ce] | 853 | } // while
|
---|
[b87a5ed] | 854 | return cur;
|
---|
[3848e0e] | 855 | }
|
---|
| 856 |
|
---|
[ba7aa2d] | 857 | DeclarationNode * DeclarationNode::addNewArray( DeclarationNode * a ) {
|
---|
[738e304] | 858 | if ( ! a ) return this;
|
---|
| 859 | assert( a->type->kind == TypeData::Array );
|
---|
| 860 | TypeData * lastArray = findLast( a->type );
|
---|
| 861 | if ( type ) {
|
---|
| 862 | switch ( type->kind ) {
|
---|
| 863 | case TypeData::Aggregate:
|
---|
| 864 | case TypeData::Enum:
|
---|
| 865 | lastArray->base = new TypeData( TypeData::AggregateInst );
|
---|
| 866 | lastArray->base->aggInst.aggregate = type;
|
---|
| 867 | if ( type->kind == TypeData::Aggregate ) {
|
---|
| 868 | lastArray->base->aggInst.params = maybeClone( type->aggregate.actuals );
|
---|
| 869 | } // if
|
---|
[6f95000] | 870 | lastArray->base->qualifiers |= type->qualifiers;
|
---|
[738e304] | 871 | break;
|
---|
| 872 | default:
|
---|
| 873 | lastArray->base = type;
|
---|
| 874 | } // switch
|
---|
| 875 | type = nullptr;
|
---|
[68cd1ce] | 876 | } // if
|
---|
[738e304] | 877 | delete this;
|
---|
| 878 | return a;
|
---|
[51b73452] | 879 | }
|
---|
[3848e0e] | 880 |
|
---|
[ba7aa2d] | 881 | DeclarationNode * DeclarationNode::addParamList( DeclarationNode * params ) {
|
---|
| 882 | TypeData * ftype = new TypeData( TypeData::Function );
|
---|
[8f6f47d7] | 883 | ftype->function.params = params;
|
---|
[c0aa336] | 884 | setBase( ftype );
|
---|
[b87a5ed] | 885 | return this;
|
---|
[3848e0e] | 886 | }
|
---|
| 887 |
|
---|
[ba7aa2d] | 888 | static TypeData * addIdListToType( TypeData * type, DeclarationNode * ids ) {
|
---|
[b87a5ed] | 889 | if ( type ) {
|
---|
| 890 | if ( type->kind != TypeData::Function ) {
|
---|
| 891 | type->base = addIdListToType( type->base, ids );
|
---|
| 892 | } else {
|
---|
[8f6f47d7] | 893 | type->function.idList = ids;
|
---|
[68cd1ce] | 894 | } // if
|
---|
[b87a5ed] | 895 | return type;
|
---|
[3848e0e] | 896 | } else {
|
---|
[ba7aa2d] | 897 | TypeData * newtype = new TypeData( TypeData::Function );
|
---|
[8f6f47d7] | 898 | newtype->function.idList = ids;
|
---|
[b87a5ed] | 899 | return newtype;
|
---|
[68cd1ce] | 900 | } // if
|
---|
[2298f728] | 901 | } // addIdListToType
|
---|
[974906e2] | 902 |
|
---|
[ba7aa2d] | 903 | DeclarationNode * DeclarationNode::addIdList( DeclarationNode * ids ) {
|
---|
[b87a5ed] | 904 | type = addIdListToType( type, ids );
|
---|
| 905 | return this;
|
---|
[3848e0e] | 906 | }
|
---|
| 907 |
|
---|
[ba7aa2d] | 908 | DeclarationNode * DeclarationNode::addInitializer( InitializerNode * init ) {
|
---|
[b87a5ed] | 909 | initializer = init;
|
---|
| 910 | return this;
|
---|
[3848e0e] | 911 | }
|
---|
| 912 |
|
---|
[67cf18c] | 913 | DeclarationNode * DeclarationNode::addTypeInitializer( DeclarationNode * init ) {
|
---|
[07de76b] | 914 | assertf( variable.tyClass != TypeDecl::NUMBER_OF_KINDS, "Called addTypeInitializer on something that isn't a type variable." );
|
---|
[67cf18c] | 915 | variable.initializer = init;
|
---|
| 916 | return this;
|
---|
| 917 | }
|
---|
| 918 |
|
---|
[a46b69c] | 919 | DeclarationNode * DeclarationNode::cloneType( string * name ) {
|
---|
| 920 | DeclarationNode * newnode = newName( name );
|
---|
[b87a5ed] | 921 | newnode->type = maybeClone( type );
|
---|
[a7c90d4] | 922 | newnode->copySpecifiers( this );
|
---|
[b87a5ed] | 923 | return newnode;
|
---|
[3848e0e] | 924 | }
|
---|
| 925 |
|
---|
[2298f728] | 926 | DeclarationNode * DeclarationNode::cloneBaseType( DeclarationNode * o ) {
|
---|
| 927 | if ( ! o ) return nullptr;
|
---|
| 928 |
|
---|
[a7c90d4] | 929 | o->copySpecifiers( this );
|
---|
[2298f728] | 930 | if ( type ) {
|
---|
| 931 | TypeData * srcType = type;
|
---|
| 932 |
|
---|
[c0aa336] | 933 | // search for the base type by scanning off pointers and array designators
|
---|
[2298f728] | 934 | while ( srcType->base ) {
|
---|
| 935 | srcType = srcType->base;
|
---|
| 936 | } // while
|
---|
| 937 |
|
---|
| 938 | TypeData * newType = srcType->clone();
|
---|
| 939 | if ( newType->kind == TypeData::AggregateInst ) {
|
---|
| 940 | // don't duplicate members
|
---|
| 941 | if ( newType->aggInst.aggregate->kind == TypeData::Enum ) {
|
---|
| 942 | delete newType->aggInst.aggregate->enumeration.constants;
|
---|
| 943 | newType->aggInst.aggregate->enumeration.constants = nullptr;
|
---|
[b2da0574] | 944 | newType->aggInst.aggregate->enumeration.body = false;
|
---|
[b87a5ed] | 945 | } else {
|
---|
[2298f728] | 946 | assert( newType->aggInst.aggregate->kind == TypeData::Aggregate );
|
---|
| 947 | delete newType->aggInst.aggregate->aggregate.fields;
|
---|
| 948 | newType->aggInst.aggregate->aggregate.fields = nullptr;
|
---|
[b2da0574] | 949 | newType->aggInst.aggregate->aggregate.body = false;
|
---|
[68cd1ce] | 950 | } // if
|
---|
[43c89a7] | 951 | // don't hoist twice
|
---|
| 952 | newType->aggInst.hoistType = false;
|
---|
[68cd1ce] | 953 | } // if
|
---|
[2298f728] | 954 |
|
---|
| 955 | newType->forall = maybeClone( type->forall );
|
---|
| 956 | if ( ! o->type ) {
|
---|
| 957 | o->type = newType;
|
---|
| 958 | } else {
|
---|
| 959 | addTypeToType( newType, o->type );
|
---|
| 960 | delete newType;
|
---|
| 961 | } // if
|
---|
[68cd1ce] | 962 | } // if
|
---|
[b87a5ed] | 963 | return o;
|
---|
[51b73452] | 964 | }
|
---|
| 965 |
|
---|
[ba7aa2d] | 966 | DeclarationNode * DeclarationNode::extractAggregate() const {
|
---|
[b87a5ed] | 967 | if ( type ) {
|
---|
[ba7aa2d] | 968 | TypeData * ret = typeextractAggregate( type );
|
---|
[b87a5ed] | 969 | if ( ret ) {
|
---|
[ba7aa2d] | 970 | DeclarationNode * newnode = new DeclarationNode;
|
---|
[b87a5ed] | 971 | newnode->type = ret;
|
---|
| 972 | return newnode;
|
---|
[843054c2] | 973 | } // if
|
---|
| 974 | } // if
|
---|
[2298f728] | 975 | return nullptr;
|
---|
[3848e0e] | 976 | }
|
---|
| 977 |
|
---|
[f2f512ba] | 978 | void buildList( const DeclarationNode * firstNode, std::list< Declaration * > & outputList ) {
|
---|
[a16764a6] | 979 | SemanticErrorException errors;
|
---|
[7880579] | 980 | std::back_insert_iterator< std::list< Declaration * > > out( outputList );
|
---|
[2298f728] | 981 |
|
---|
[3a5131ed] | 982 | for ( const DeclarationNode * cur = firstNode; cur; cur = dynamic_cast< DeclarationNode * >( cur->get_next() ) ) {
|
---|
[b87a5ed] | 983 | try {
|
---|
[3d7e53b] | 984 | bool extracted = false;
|
---|
| 985 | bool anon = false;
|
---|
[ba7aa2d] | 986 | if ( DeclarationNode * extr = cur->extractAggregate() ) {
|
---|
[b87a5ed] | 987 | // handle the case where a structure declaration is contained within an object or type declaration
|
---|
[ba7aa2d] | 988 | Declaration * decl = extr->build();
|
---|
[b87a5ed] | 989 | if ( decl ) {
|
---|
[3d7e53b] | 990 | // hoist the structure declaration
|
---|
[294647b] | 991 | decl->location = cur->location;
|
---|
[ba7aa2d] | 992 | * out++ = decl;
|
---|
[3d7e53b] | 993 |
|
---|
| 994 | // need to remember the cases where a declaration contains an anonymous aggregate definition
|
---|
| 995 | extracted = true;
|
---|
| 996 | assert( extr->type );
|
---|
| 997 | if ( extr->type->kind == TypeData::Aggregate ) {
|
---|
| 998 | anon = extr->type->aggregate.anon;
|
---|
| 999 | } else if ( extr->type->kind == TypeData::Enum ) {
|
---|
| 1000 | // xxx - is it useful to have an implicit anonymous enum member?
|
---|
| 1001 | anon = extr->type->enumeration.anon;
|
---|
| 1002 | }
|
---|
[843054c2] | 1003 | } // if
|
---|
[f39096c] | 1004 | delete extr;
|
---|
[843054c2] | 1005 | } // if
|
---|
[2298f728] | 1006 |
|
---|
[ba7aa2d] | 1007 | Declaration * decl = cur->build();
|
---|
[b87a5ed] | 1008 | if ( decl ) {
|
---|
[3d7e53b] | 1009 | // don't include anonymous declaration for named aggregates, but do include them for anonymous aggregates, e.g.:
|
---|
| 1010 | // struct S {
|
---|
| 1011 | // struct T { int x; }; // no anonymous member
|
---|
| 1012 | // struct { int y; }; // anonymous member
|
---|
| 1013 | // struct T; // anonymous member
|
---|
| 1014 | // };
|
---|
[e07caa2] | 1015 | if ( ! (extracted && decl->name == "" && ! anon && ! cur->get_inLine()) ) {
|
---|
| 1016 | if ( decl->name == "" ) {
|
---|
[2e02851] | 1017 | if ( DeclarationWithType * dwt = dynamic_cast<DeclarationWithType *>( decl ) ) {
|
---|
| 1018 | if ( ReferenceToType * aggr = dynamic_cast<ReferenceToType *>( dwt->get_type() ) ) {
|
---|
| 1019 | if ( aggr->name.find("anonymous") == std::string::npos ) {
|
---|
[e07caa2] | 1020 | if ( ! cur->get_inLine() ) {
|
---|
| 1021 | // temporary: warn about anonymous member declarations of named types, since
|
---|
| 1022 | // this conflicts with the syntax for the forward declaration of an anonymous type
|
---|
[2e02851] | 1023 | SemanticWarning( cur->location, Warning::AggrForwardDecl, aggr->name.c_str() );
|
---|
[e07caa2] | 1024 | } // if
|
---|
| 1025 | } // if
|
---|
| 1026 | } // if
|
---|
| 1027 | } // if
|
---|
| 1028 | } // if
|
---|
[3d7e53b] | 1029 | decl->location = cur->location;
|
---|
[e07caa2] | 1030 | *out++ = decl;
|
---|
| 1031 | } // if
|
---|
[843054c2] | 1032 | } // if
|
---|
[f2f512ba] | 1033 | } catch( SemanticErrorException & e ) {
|
---|
[b87a5ed] | 1034 | errors.append( e );
|
---|
[843054c2] | 1035 | } // try
|
---|
[e07caa2] | 1036 | } // for
|
---|
[2298f728] | 1037 |
|
---|
[b87a5ed] | 1038 | if ( ! errors.isEmpty() ) {
|
---|
| 1039 | throw errors;
|
---|
[843054c2] | 1040 | } // if
|
---|
[2298f728] | 1041 | } // buildList
|
---|
[3848e0e] | 1042 |
|
---|
[3d7e53b] | 1043 | // currently only builds assertions, function parameters, and return values
|
---|
[f2f512ba] | 1044 | void buildList( const DeclarationNode * firstNode, std::list< DeclarationWithType * > & outputList ) {
|
---|
[a16764a6] | 1045 | SemanticErrorException errors;
|
---|
[7880579] | 1046 | std::back_insert_iterator< std::list< DeclarationWithType * > > out( outputList );
|
---|
[43c89a7] | 1047 |
|
---|
[3a5131ed] | 1048 | for ( const DeclarationNode * cur = firstNode; cur; cur = dynamic_cast< DeclarationNode * >( cur->get_next() ) ) {
|
---|
[b87a5ed] | 1049 | try {
|
---|
[ba7aa2d] | 1050 | Declaration * decl = cur->build();
|
---|
[47498bd] | 1051 | assert( decl );
|
---|
| 1052 | if ( DeclarationWithType * dwt = dynamic_cast< DeclarationWithType * >( decl ) ) {
|
---|
| 1053 | dwt->location = cur->location;
|
---|
[3ca7ef3] | 1054 | *out++ = dwt;
|
---|
[47498bd] | 1055 | } else if ( StructDecl * agg = dynamic_cast< StructDecl * >( decl ) ) {
|
---|
[3d7e53b] | 1056 | // e.g., int foo(struct S) {}
|
---|
[47498bd] | 1057 | StructInstType * inst = new StructInstType( Type::Qualifiers(), agg->name );
|
---|
| 1058 | auto obj = new ObjectDecl( "", Type::StorageClasses(), linkage, nullptr, inst, nullptr );
|
---|
| 1059 | obj->location = cur->location;
|
---|
[3ca7ef3] | 1060 | *out++ = obj;
|
---|
[47498bd] | 1061 | delete agg;
|
---|
| 1062 | } else if ( UnionDecl * agg = dynamic_cast< UnionDecl * >( decl ) ) {
|
---|
[3d7e53b] | 1063 | // e.g., int foo(union U) {}
|
---|
[47498bd] | 1064 | UnionInstType * inst = new UnionInstType( Type::Qualifiers(), agg->name );
|
---|
| 1065 | auto obj = new ObjectDecl( "", Type::StorageClasses(), linkage, nullptr, inst, nullptr );
|
---|
| 1066 | obj->location = cur->location;
|
---|
[3ca7ef3] | 1067 | *out++ = obj;
|
---|
[3d7e53b] | 1068 | } else if ( EnumDecl * agg = dynamic_cast< EnumDecl * >( decl ) ) {
|
---|
| 1069 | // e.g., int foo(enum E) {}
|
---|
| 1070 | EnumInstType * inst = new EnumInstType( Type::Qualifiers(), agg->name );
|
---|
| 1071 | auto obj = new ObjectDecl( "", Type::StorageClasses(), linkage, nullptr, inst, nullptr );
|
---|
| 1072 | obj->location = cur->location;
|
---|
[3ca7ef3] | 1073 | *out++ = obj;
|
---|
[843054c2] | 1074 | } // if
|
---|
[f2f512ba] | 1075 | } catch( SemanticErrorException & e ) {
|
---|
[b87a5ed] | 1076 | errors.append( e );
|
---|
[843054c2] | 1077 | } // try
|
---|
[3a5131ed] | 1078 | } // for
|
---|
| 1079 |
|
---|
[b87a5ed] | 1080 | if ( ! errors.isEmpty() ) {
|
---|
| 1081 | throw errors;
|
---|
[843054c2] | 1082 | } // if
|
---|
[2298f728] | 1083 | } // buildList
|
---|
[3848e0e] | 1084 |
|
---|
[f2f512ba] | 1085 | void buildTypeList( const DeclarationNode * firstNode, std::list< Type * > & outputList ) {
|
---|
[a16764a6] | 1086 | SemanticErrorException errors;
|
---|
[7880579] | 1087 | std::back_insert_iterator< std::list< Type * > > out( outputList );
|
---|
[ba7aa2d] | 1088 | const DeclarationNode * cur = firstNode;
|
---|
[2298f728] | 1089 |
|
---|
[a32b204] | 1090 | while ( cur ) {
|
---|
[b87a5ed] | 1091 | try {
|
---|
[ba7aa2d] | 1092 | * out++ = cur->buildType();
|
---|
[f2f512ba] | 1093 | } catch( SemanticErrorException & e ) {
|
---|
[b87a5ed] | 1094 | errors.append( e );
|
---|
[843054c2] | 1095 | } // try
|
---|
[7880579] | 1096 | cur = dynamic_cast< DeclarationNode * >( cur->get_next() );
|
---|
[843054c2] | 1097 | } // while
|
---|
[2298f728] | 1098 |
|
---|
[b87a5ed] | 1099 | if ( ! errors.isEmpty() ) {
|
---|
| 1100 | throw errors;
|
---|
[843054c2] | 1101 | } // if
|
---|
[2298f728] | 1102 | } // buildTypeList
|
---|
[51b73452] | 1103 |
|
---|
[ba7aa2d] | 1104 | Declaration * DeclarationNode::build() const {
|
---|
[a16764a6] | 1105 | if ( ! error.empty() ) SemanticError( this, error + " in declaration of " );
|
---|
[2298f728] | 1106 |
|
---|
[e994912] | 1107 | if ( asmStmt ) {
|
---|
[e3e16bc] | 1108 | return new AsmDecl( strict_dynamic_cast<AsmStmt *>( asmStmt->build() ) );
|
---|
[e994912] | 1109 | } // if
|
---|
[2d019af] | 1110 | if ( directiveStmt ) {
|
---|
| 1111 | return new DirectiveDecl( strict_dynamic_cast<DirectiveStmt *>( directiveStmt->build() ) );
|
---|
| 1112 | } // if
|
---|
[e994912] | 1113 |
|
---|
[07de76b] | 1114 | if ( variable.tyClass != TypeDecl::NUMBER_OF_KINDS ) {
|
---|
[f0ecf9b] | 1115 | // otype is internally converted to dtype + otype parameters
|
---|
[68b52b0] | 1116 | static const TypeDecl::Kind kindMap[] = { TypeDecl::Dtype, TypeDecl::Dtype, TypeDecl::Dtype, TypeDecl::Ftype, TypeDecl::Ttype, TypeDecl::Dimension };
|
---|
[b66d14a] | 1117 | static_assert( sizeof(kindMap) / sizeof(kindMap[0]) == TypeDecl::NUMBER_OF_KINDS, "DeclarationNode::build: kindMap is out of sync." );
|
---|
[8f60f0b] | 1118 | assertf( variable.tyClass < sizeof(kindMap)/sizeof(kindMap[0]), "Variable's tyClass is out of bounds." );
|
---|
[68b52b0] | 1119 | 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] | 1120 | buildList( variable.assertions, ret->get_assertions() );
|
---|
| 1121 | return ret;
|
---|
| 1122 | } // if
|
---|
| 1123 |
|
---|
[843054c2] | 1124 | if ( type ) {
|
---|
[dd020c0] | 1125 | // Function specifiers can only appear on a function definition/declaration.
|
---|
| 1126 | //
|
---|
| 1127 | // inline _Noreturn int f(); // allowed
|
---|
| 1128 | // inline _Noreturn int g( int i ); // allowed
|
---|
| 1129 | // inline _Noreturn int i; // disallowed
|
---|
[fb04321] | 1130 | if ( type->kind != TypeData::Function && funcSpecs.any() ) {
|
---|
[a16764a6] | 1131 | SemanticError( this, "invalid function specifier for " );
|
---|
[dd020c0] | 1132 | } // if
|
---|
[284da8c] | 1133 | // Forall qualifier can only appear on a function/aggregate definition/declaration.
|
---|
| 1134 | //
|
---|
| 1135 | // forall int f(); // allowed
|
---|
| 1136 | // forall int g( int i ); // allowed
|
---|
| 1137 | // forall int i; // disallowed
|
---|
| 1138 | if ( type->kind != TypeData::Function && type->forall ) {
|
---|
| 1139 | SemanticError( this, "invalid type qualifier for " );
|
---|
| 1140 | } // if
|
---|
[3ed994e] | 1141 | bool isDelete = initializer && initializer->get_isDelete();
|
---|
| 1142 | Declaration * decl = buildDecl( type, name ? *name : string( "" ), storageClasses, maybeBuild< Expression >( bitfieldWidth ), funcSpecs, linkage, asmName, isDelete ? nullptr : maybeBuild< Initializer >(initializer), attributes )->set_extension( extension );
|
---|
| 1143 | if ( isDelete ) {
|
---|
| 1144 | DeclarationWithType * dwt = strict_dynamic_cast<DeclarationWithType *>( decl );
|
---|
| 1145 | dwt->isDeleted = true;
|
---|
| 1146 | }
|
---|
| 1147 | return decl;
|
---|
[843054c2] | 1148 | } // if
|
---|
[2298f728] | 1149 |
|
---|
[f6e3e34] | 1150 | if ( assert.condition ) {
|
---|
| 1151 | return new StaticAssertDecl( maybeBuild< Expression >( assert.condition ), strict_dynamic_cast< ConstantExpr * >( maybeClone( assert.message ) ) );
|
---|
| 1152 | }
|
---|
| 1153 |
|
---|
[dd020c0] | 1154 | // SUE's cannot have function specifiers, either
|
---|
| 1155 | //
|
---|
[79aae15] | 1156 | // inline _Noreturn struct S { ... }; // disallowed
|
---|
| 1157 | // inline _Noreturn enum E { ... }; // disallowed
|
---|
[fb04321] | 1158 | if ( funcSpecs.any() ) {
|
---|
[a16764a6] | 1159 | SemanticError( this, "invalid function specifier for " );
|
---|
[843054c2] | 1160 | } // if
|
---|
[dd020c0] | 1161 | assertf( name, "ObjectDecl must a have name\n" );
|
---|
[a7c90d4] | 1162 | return (new ObjectDecl( *name, storageClasses, linkage, maybeBuild< Expression >( bitfieldWidth ), nullptr, maybeBuild< Initializer >( initializer ) ))->set_asmName( asmName )->set_extension( extension );
|
---|
[51b73452] | 1163 | }
|
---|
| 1164 |
|
---|
[ba7aa2d] | 1165 | Type * DeclarationNode::buildType() const {
|
---|
[b87a5ed] | 1166 | assert( type );
|
---|
[974906e2] | 1167 |
|
---|
[faddbd8] | 1168 | if ( attr.expr ) {
|
---|
[c0aa336] | 1169 | return new AttrType( buildQualifiers( type ), *name, attr.expr->build(), attributes );
|
---|
[faddbd8] | 1170 | } else if ( attr.type ) {
|
---|
[c0aa336] | 1171 | return new AttrType( buildQualifiers( type ), *name, attr.type->buildType(), attributes );
|
---|
[2298f728] | 1172 | } // if
|
---|
| 1173 |
|
---|
[b87a5ed] | 1174 | switch ( type->kind ) {
|
---|
[43c89a7] | 1175 | case TypeData::Enum:
|
---|
[b87a5ed] | 1176 | case TypeData::Aggregate: {
|
---|
[fa4805f] | 1177 | ReferenceToType * ret = buildComAggInst( type, attributes, linkage );
|
---|
[8f6f47d7] | 1178 | buildList( type->aggregate.actuals, ret->get_parameters() );
|
---|
[b87a5ed] | 1179 | return ret;
|
---|
| 1180 | }
|
---|
| 1181 | case TypeData::Symbolic: {
|
---|
[c0aa336] | 1182 | TypeInstType * ret = new TypeInstType( buildQualifiers( type ), *type->symbolic.name, false, attributes );
|
---|
[8f6f47d7] | 1183 | buildList( type->symbolic.actuals, ret->get_parameters() );
|
---|
[b87a5ed] | 1184 | return ret;
|
---|
| 1185 | }
|
---|
| 1186 | default:
|
---|
[c0aa336] | 1187 | Type * simpletypes = typebuild( type );
|
---|
| 1188 | simpletypes->get_attributes() = attributes; // copy because member is const
|
---|
| 1189 | return simpletypes;
|
---|
[b87a5ed] | 1190 | } // switch
|
---|
[3848e0e] | 1191 | }
|
---|
| 1192 |
|
---|
[b87a5ed] | 1193 | // Local Variables: //
|
---|
| 1194 | // tab-width: 4 //
|
---|
| 1195 | // mode: c++ //
|
---|
| 1196 | // compile-command: "make install" //
|
---|
| 1197 | // End: //
|
---|