[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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[b38f6da] | 11 | // Last Modified By : Peter A. Buhr |
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| 12 | // Last Modified On : Sat Jun 17 14:41:48 2023 |
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| 13 | // Update Count : 1405 |
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[b87a5ed] | 14 | // |
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| 15 | |
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[c468150] | 16 | #include "DeclarationNode.h" |
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| 17 | |
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[e3e16bc] | 18 | #include <cassert> // for assert, assertf, strict_dynamic_cast |
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[d180746] | 19 | #include <iterator> // for back_insert_iterator |
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| 20 | #include <list> // for list |
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| 21 | #include <memory> // for unique_ptr |
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| 22 | #include <ostream> // for operator<<, ostream, basic_ostream |
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| 23 | #include <string> // for string, operator+, allocator, char... |
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[51b7345] | 24 | |
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[bb7422a] | 25 | #include "AST/Attribute.hpp" // for Attribute |
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| 26 | #include "AST/Copy.hpp" // for shallowCopy |
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| 27 | #include "AST/Decl.hpp" // for Decl |
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| 28 | #include "AST/Expr.hpp" // for Expr |
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| 29 | #include "AST/Print.hpp" // for print |
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| 30 | #include "AST/Stmt.hpp" // for AsmStmt, DirectiveStmt |
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| 31 | #include "AST/StorageClasses.hpp" // for Storage::Class |
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| 32 | #include "AST/Type.hpp" // for Type |
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| 33 | #include "Common/CodeLocation.h" // for CodeLocation |
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| 34 | #include "Common/Iterate.hpp" // for reverseIterate |
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[d180746] | 35 | #include "Common/SemanticError.h" // for SemanticError |
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| 36 | #include "Common/UniqueName.h" // for UniqueName |
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[bb7422a] | 37 | #include "Common/utility.h" // for maybeClone |
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[c468150] | 38 | #include "Parser/ExpressionNode.h" // for ExpressionNode |
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| 39 | #include "Parser/InitializerNode.h"// for InitializerNode |
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| 40 | #include "Parser/StatementNode.h" // for StatementNode |
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[d180746] | 41 | #include "TypeData.h" // for TypeData, TypeData::Aggregate_t |
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[2f0a0678] | 42 | #include "TypedefTable.h" // for TypedefTable |
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[bdd516a] | 43 | |
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[d180746] | 44 | class Initializer; |
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[51b7345] | 45 | |
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[de62360d] | 46 | extern TypedefTable typedefTable; |
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| 47 | |
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[51b7345] | 48 | using namespace std; |
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| 49 | |
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[201aeb9] | 50 | // These must harmonize with the corresponding DeclarationNode enumerations. |
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[702e826] | 51 | const char * DeclarationNode::basicTypeNames[] = { |
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| 52 | "void", "_Bool", "char", "int", "int128", |
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| 53 | "float", "double", "long double", "float80", "float128", |
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| 54 | "_float16", "_float32", "_float32x", "_float64", "_float64x", "_float128", "_float128x", "NoBasicTypeNames" |
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| 55 | }; |
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| 56 | const char * DeclarationNode::complexTypeNames[] = { |
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| 57 | "_Complex", "NoComplexTypeNames", "_Imaginary" |
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| 58 | }; // Imaginary unsupported => parse, but make invisible and print error message |
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| 59 | const char * DeclarationNode::signednessNames[] = { |
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| 60 | "signed", "unsigned", "NoSignednessNames" |
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| 61 | }; |
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| 62 | const char * DeclarationNode::lengthNames[] = { |
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| 63 | "short", "long", "long long", "NoLengthNames" |
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| 64 | }; |
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| 65 | const char * DeclarationNode::builtinTypeNames[] = { |
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| 66 | "__builtin_va_list", "__auto_type", "zero_t", "one_t", "NoBuiltinTypeNames" |
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| 67 | }; |
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[51b7345] | 68 | |
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| 69 | UniqueName DeclarationNode::anonymous( "__anonymous" ); |
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| 70 | |
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[bb7422a] | 71 | extern ast::Linkage::Spec linkage; // defined in parser.yy |
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[51b7345] | 72 | |
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[7d05e7e] | 73 | DeclarationNode::DeclarationNode() : |
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[e07caa2] | 74 | linkage( ::linkage ) { |
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[2298f728] | 75 | |
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[faddbd8] | 76 | // variable.name = nullptr; |
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[bb7422a] | 77 | variable.tyClass = ast::TypeDecl::NUMBER_OF_KINDS; |
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[28307be] | 78 | variable.assertions = nullptr; |
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[67cf18c] | 79 | variable.initializer = nullptr; |
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[7d05e7e] | 80 | |
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[f6e3e34] | 81 | assert.condition = nullptr; |
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| 82 | assert.message = nullptr; |
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[28307be] | 83 | } |
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| 84 | |
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| 85 | DeclarationNode::~DeclarationNode() { |
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[faddbd8] | 86 | // delete variable.name; |
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[2298f728] | 87 | delete variable.assertions; |
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[67cf18c] | 88 | delete variable.initializer; |
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[2298f728] | 89 | |
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[702e826] | 90 | // delete type; |
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[28307be] | 91 | delete bitfieldWidth; |
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[e994912] | 92 | |
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| 93 | delete asmStmt; |
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[58dd019] | 94 | // asmName, no delete, passed to next stage |
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[28307be] | 95 | delete initializer; |
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[f6e3e34] | 96 | |
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| 97 | delete assert.condition; |
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| 98 | delete assert.message; |
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[28307be] | 99 | } |
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| 100 | |
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[ba7aa2d] | 101 | DeclarationNode * DeclarationNode::clone() const { |
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| 102 | DeclarationNode * newnode = new DeclarationNode; |
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[c0aa336] | 103 | newnode->set_next( maybeClone( get_next() ) ); |
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[2298f728] | 104 | newnode->name = name ? new string( *name ) : nullptr; |
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[c0aa336] | 105 | |
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[2e5fa345] | 106 | newnode->builtin = NoBuiltinType; |
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[c0aa336] | 107 | newnode->type = maybeClone( type ); |
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[679e644] | 108 | newnode->inLine = inLine; |
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[a7c90d4] | 109 | newnode->storageClasses = storageClasses; |
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| 110 | newnode->funcSpecs = funcSpecs; |
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[08d5507b] | 111 | newnode->bitfieldWidth = maybeClone( bitfieldWidth ); |
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[c0aa336] | 112 | newnode->enumeratorValue.reset( maybeClone( enumeratorValue.get() ) ); |
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[b87a5ed] | 113 | newnode->hasEllipsis = hasEllipsis; |
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| 114 | newnode->linkage = linkage; |
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[bb7422a] | 115 | newnode->asmName = maybeCopy( asmName ); |
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| 116 | newnode->attributes = attributes; |
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[c0aa336] | 117 | newnode->initializer = maybeClone( initializer ); |
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| 118 | newnode->extension = extension; |
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[e994912] | 119 | newnode->asmStmt = maybeClone( asmStmt ); |
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[c0aa336] | 120 | newnode->error = error; |
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[3848e0e] | 121 | |
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[faddbd8] | 122 | // newnode->variable.name = variable.name ? new string( *variable.name ) : nullptr; |
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[28307be] | 123 | newnode->variable.tyClass = variable.tyClass; |
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[fb114fa1] | 124 | newnode->variable.assertions = maybeClone( variable.assertions ); |
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[67cf18c] | 125 | newnode->variable.initializer = maybeClone( variable.initializer ); |
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[3848e0e] | 126 | |
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[f6e3e34] | 127 | newnode->assert.condition = maybeClone( assert.condition ); |
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[bb7422a] | 128 | newnode->assert.message = maybeCopy( assert.message ); |
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[28307be] | 129 | return newnode; |
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| 130 | } // DeclarationNode::clone |
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[3848e0e] | 131 | |
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[f2f512ba] | 132 | void DeclarationNode::print( std::ostream & os, int indent ) const { |
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[59db689] | 133 | os << string( indent, ' ' ); |
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[2298f728] | 134 | if ( name ) { |
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| 135 | os << *name << ": "; |
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[68cd1ce] | 136 | } // if |
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[51b7345] | 137 | |
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[bb7422a] | 138 | if ( linkage != ast::Linkage::Cforall ) { |
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| 139 | os << ast::Linkage::name( linkage ) << " "; |
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[68cd1ce] | 140 | } // if |
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[3848e0e] | 141 | |
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[bb7422a] | 142 | ast::print( os, storageClasses ); |
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| 143 | ast::print( os, funcSpecs ); |
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[dd020c0] | 144 | |
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[b87a5ed] | 145 | if ( type ) { |
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| 146 | type->print( os, indent ); |
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| 147 | } else { |
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| 148 | os << "untyped entity "; |
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[68cd1ce] | 149 | } // if |
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[3848e0e] | 150 | |
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[b87a5ed] | 151 | if ( bitfieldWidth ) { |
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[59db689] | 152 | os << endl << string( indent + 2, ' ' ) << "with bitfield width "; |
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[b87a5ed] | 153 | bitfieldWidth->printOneLine( os ); |
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[68cd1ce] | 154 | } // if |
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[3848e0e] | 155 | |
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[2298f728] | 156 | if ( initializer ) { |
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[59db689] | 157 | os << endl << string( indent + 2, ' ' ) << "with initializer "; |
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[b87a5ed] | 158 | initializer->printOneLine( os ); |
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[974906e2] | 159 | os << " maybe constructed? " << initializer->get_maybeConstructed(); |
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[68cd1ce] | 160 | } // if |
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[3848e0e] | 161 | |
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[692c1cc] | 162 | if ( ! attributes.empty() ) { |
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| 163 | os << string( indent + 2, ' ' ) << "with attributes " << endl; |
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[bb7422a] | 164 | for ( ast::ptr<ast::Attribute> const & attr : reverseIterate( attributes ) ) { |
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[692c1cc] | 165 | os << string( indent + 4, ' ' ) << attr->name.c_str() << endl; |
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| 166 | } // for |
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| 167 | } // if |
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[66406f3] | 168 | |
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[b87a5ed] | 169 | os << endl; |
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[51b7345] | 170 | } |
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| 171 | |
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[f2f512ba] | 172 | void DeclarationNode::printList( std::ostream & os, int indent ) const { |
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[b87a5ed] | 173 | ParseNode::printList( os, indent ); |
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| 174 | if ( hasEllipsis ) { |
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| 175 | os << string( indent, ' ' ) << "and a variable number of other arguments" << endl; |
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[68cd1ce] | 176 | } // if |
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[51b7345] | 177 | } |
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| 178 | |
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[bb7422a] | 179 | DeclarationNode * DeclarationNode::newStorageClass( ast::Storage::Classes sc ) { |
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[ba7aa2d] | 180 | DeclarationNode * newnode = new DeclarationNode; |
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[08d5507b] | 181 | newnode->storageClasses = sc; |
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[b87a5ed] | 182 | return newnode; |
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[dd020c0] | 183 | } // DeclarationNode::newStorageClass |
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[3848e0e] | 184 | |
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[bb7422a] | 185 | DeclarationNode * DeclarationNode::newFuncSpecifier( ast::Function::Specs fs ) { |
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[ba7aa2d] | 186 | DeclarationNode * newnode = new DeclarationNode; |
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[08d5507b] | 187 | newnode->funcSpecs = fs; |
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[c1c1112] | 188 | return newnode; |
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[dd020c0] | 189 | } // DeclarationNode::newFuncSpecifier |
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[c1c1112] | 190 | |
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[bb7422a] | 191 | DeclarationNode * DeclarationNode::newTypeQualifier( ast::CV::Qualifiers tq ) { |
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[ba7aa2d] | 192 | DeclarationNode * newnode = new DeclarationNode; |
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[dd020c0] | 193 | newnode->type = new TypeData(); |
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[738e304] | 194 | newnode->type->qualifiers = tq; |
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[b87a5ed] | 195 | return newnode; |
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[dd020c0] | 196 | } // DeclarationNode::newQualifier |
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[3848e0e] | 197 | |
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[c1c1112] | 198 | DeclarationNode * DeclarationNode::newBasicType( BasicType bt ) { |
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[ba7aa2d] | 199 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 200 | newnode->type = new TypeData( TypeData::Basic ); |
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[5b639ee] | 201 | newnode->type->basictype = bt; |
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[b87a5ed] | 202 | return newnode; |
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[984dce6] | 203 | } // DeclarationNode::newBasicType |
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[3848e0e] | 204 | |
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[5b639ee] | 205 | DeclarationNode * DeclarationNode::newComplexType( ComplexType ct ) { |
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[ba7aa2d] | 206 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 207 | newnode->type = new TypeData( TypeData::Basic ); |
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[5b639ee] | 208 | newnode->type->complextype = ct; |
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[b87a5ed] | 209 | return newnode; |
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[5b639ee] | 210 | } // DeclarationNode::newComplexType |
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| 211 | |
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| 212 | DeclarationNode * DeclarationNode::newSignedNess( Signedness sn ) { |
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[ba7aa2d] | 213 | DeclarationNode * newnode = new DeclarationNode; |
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[5b639ee] | 214 | newnode->type = new TypeData( TypeData::Basic ); |
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| 215 | newnode->type->signedness = sn; |
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| 216 | return newnode; |
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| 217 | } // DeclarationNode::newSignedNess |
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| 218 | |
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| 219 | DeclarationNode * DeclarationNode::newLength( Length lnth ) { |
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[ba7aa2d] | 220 | DeclarationNode * newnode = new DeclarationNode; |
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[5b639ee] | 221 | newnode->type = new TypeData( TypeData::Basic ); |
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| 222 | newnode->type->length = lnth; |
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| 223 | return newnode; |
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| 224 | } // DeclarationNode::newLength |
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[3848e0e] | 225 | |
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[dd020c0] | 226 | DeclarationNode * DeclarationNode::newForall( DeclarationNode * forall ) { |
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| 227 | DeclarationNode * newnode = new DeclarationNode; |
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| 228 | newnode->type = new TypeData( TypeData::Unknown ); |
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| 229 | newnode->type->forall = forall; |
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| 230 | return newnode; |
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| 231 | } // DeclarationNode::newForall |
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| 232 | |
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[47498bd] | 233 | DeclarationNode * DeclarationNode::newFromGlobalScope() { |
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| 234 | DeclarationNode * newnode = new DeclarationNode; |
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| 235 | newnode->type = new TypeData( TypeData::GlobalScope ); |
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| 236 | return newnode; |
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| 237 | } |
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| 238 | |
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[c5d7701] | 239 | DeclarationNode * DeclarationNode::newQualifiedType( DeclarationNode * parent, DeclarationNode * child) { |
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[c194661] | 240 | DeclarationNode * newnode = new DeclarationNode; |
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| 241 | newnode->type = new TypeData( TypeData::Qualified ); |
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| 242 | newnode->type->qualified.parent = parent->type; |
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| 243 | newnode->type->qualified.child = child->type; |
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| 244 | parent->type = nullptr; |
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| 245 | child->type = nullptr; |
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| 246 | delete parent; |
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| 247 | delete child; |
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| 248 | return newnode; |
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[c5d7701] | 249 | } |
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| 250 | |
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[bb7422a] | 251 | DeclarationNode * DeclarationNode::newAggregate( ast::AggregateDecl::Aggregate kind, const string * name, ExpressionNode * actuals, DeclarationNode * fields, bool body ) { |
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[ba7aa2d] | 252 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 253 | newnode->type = new TypeData( TypeData::Aggregate ); |
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[8f6f47d7] | 254 | newnode->type->aggregate.kind = kind; |
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[692c1cc] | 255 | newnode->type->aggregate.anon = name == nullptr; |
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| 256 | newnode->type->aggregate.name = newnode->type->aggregate.anon ? new string( DeclarationNode::anonymous.newName() ) : name; |
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[8f6f47d7] | 257 | newnode->type->aggregate.actuals = actuals; |
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| 258 | newnode->type->aggregate.fields = fields; |
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| 259 | newnode->type->aggregate.body = body; |
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[6ea87486] | 260 | newnode->type->aggregate.tagged = false; |
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| 261 | newnode->type->aggregate.parent = nullptr; |
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[b87a5ed] | 262 | return newnode; |
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[984dce6] | 263 | } // DeclarationNode::newAggregate |
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[3848e0e] | 264 | |
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[e4d7c1c] | 265 | DeclarationNode * DeclarationNode::newEnum( const string * name, DeclarationNode * constants, bool body, bool typed, DeclarationNode * base, EnumHiding hiding ) { |
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[ba7aa2d] | 266 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 267 | newnode->type = new TypeData( TypeData::Enum ); |
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[692c1cc] | 268 | newnode->type->enumeration.anon = name == nullptr; |
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| 269 | newnode->type->enumeration.name = newnode->type->enumeration.anon ? new string( DeclarationNode::anonymous.newName() ) : name; |
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[8f6f47d7] | 270 | newnode->type->enumeration.constants = constants; |
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[ca1a547] | 271 | newnode->type->enumeration.body = body; |
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[b0d9ff7] | 272 | newnode->type->enumeration.typed = typed; |
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[e4d7c1c] | 273 | newnode->type->enumeration.hiding = hiding; |
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[78e2fca] | 274 | if ( base && base->type ) { |
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[ed9a1ae] | 275 | newnode->type->base = base->type; |
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[9e7236f4] | 276 | } // if |
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| 277 | |
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[b87a5ed] | 278 | return newnode; |
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[984dce6] | 279 | } // DeclarationNode::newEnum |
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[3848e0e] | 280 | |
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[a46b69c] | 281 | DeclarationNode * DeclarationNode::newName( const string * name ) { |
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[ba7aa2d] | 282 | DeclarationNode * newnode = new DeclarationNode; |
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[a46b69c] | 283 | assert( ! newnode->name ); |
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[2298f728] | 284 | newnode->name = name; |
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[a46b69c] | 285 | return newnode; |
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| 286 | } // DeclarationNode::newName |
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| 287 | |
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[374cb117] | 288 | DeclarationNode * DeclarationNode::newEnumConstant( const string * name, ExpressionNode * constant ) { |
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[a46b69c] | 289 | DeclarationNode * newnode = newName( name ); |
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[4f147cc] | 290 | newnode->enumeratorValue.reset( constant ); |
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[b87a5ed] | 291 | return newnode; |
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[984dce6] | 292 | } // DeclarationNode::newEnumConstant |
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[3848e0e] | 293 | |
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[374cb117] | 294 | DeclarationNode * DeclarationNode::newEnumValueGeneric( const string * name, InitializerNode * init ) { |
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[b0d9ff7] | 295 | if ( init ) { |
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| 296 | if ( init->get_expression() ) { |
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[374cb117] | 297 | return newEnumConstant( name, init->get_expression() ); |
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[b0d9ff7] | 298 | } else { |
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[374cb117] | 299 | DeclarationNode * newnode = newName( name ); |
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| 300 | newnode->initializer = init; |
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| 301 | return newnode; |
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| 302 | } // if |
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| 303 | } else { |
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[b0d9ff7] | 304 | return newName( name ); |
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[374cb117] | 305 | } // if |
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[9e7236f4] | 306 | } // DeclarationNode::newEnumValueGeneric |
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[374cb117] | 307 | |
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[1e30df7] | 308 | DeclarationNode * DeclarationNode::newEnumInLine( const string name ) { |
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| 309 | DeclarationNode * newnode = newName( new std::string(name) ); |
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| 310 | newnode->enumInLine = true; |
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| 311 | return newnode; |
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| 312 | } |
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| 313 | |
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[a46b69c] | 314 | DeclarationNode * DeclarationNode::newFromTypedef( const string * name ) { |
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[ba7aa2d] | 315 | DeclarationNode * newnode = new DeclarationNode; |
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[a46b69c] | 316 | newnode->type = new TypeData( TypeData::SymbolicInst ); |
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| 317 | newnode->type->symbolic.name = name; |
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| 318 | newnode->type->symbolic.isTypedef = true; |
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| 319 | newnode->type->symbolic.params = nullptr; |
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[b87a5ed] | 320 | return newnode; |
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[a46b69c] | 321 | } // DeclarationNode::newFromTypedef |
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[3848e0e] | 322 | |
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[25bca42] | 323 | DeclarationNode * DeclarationNode::newFromTypeGen( const string * name, ExpressionNode * params ) { |
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[ba7aa2d] | 324 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 325 | newnode->type = new TypeData( TypeData::SymbolicInst ); |
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[fb114fa1] | 326 | newnode->type->symbolic.name = name; |
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[8f6f47d7] | 327 | newnode->type->symbolic.isTypedef = false; |
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| 328 | newnode->type->symbolic.actuals = params; |
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[b87a5ed] | 329 | return newnode; |
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[984dce6] | 330 | } // DeclarationNode::newFromTypeGen |
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[3848e0e] | 331 | |
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[bb7422a] | 332 | DeclarationNode * DeclarationNode::newTypeParam( ast::TypeDecl::Kind tc, const string * name ) { |
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[a46b69c] | 333 | DeclarationNode * newnode = newName( name ); |
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[2298f728] | 334 | newnode->type = nullptr; |
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[28307be] | 335 | newnode->variable.tyClass = tc; |
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[faddbd8] | 336 | newnode->variable.assertions = nullptr; |
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[b87a5ed] | 337 | return newnode; |
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[984dce6] | 338 | } // DeclarationNode::newTypeParam |
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[3848e0e] | 339 | |
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[fb114fa1] | 340 | DeclarationNode * DeclarationNode::newTrait( const string * name, DeclarationNode * params, DeclarationNode * asserts ) { |
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[ba7aa2d] | 341 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 342 | newnode->type = new TypeData( TypeData::Aggregate ); |
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[2298f728] | 343 | newnode->type->aggregate.name = name; |
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[bb7422a] | 344 | newnode->type->aggregate.kind = ast::AggregateDecl::Trait; |
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[8f6f47d7] | 345 | newnode->type->aggregate.params = params; |
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| 346 | newnode->type->aggregate.fields = asserts; |
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[b87a5ed] | 347 | return newnode; |
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[984dce6] | 348 | } // DeclarationNode::newTrait |
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[3848e0e] | 349 | |
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[fb114fa1] | 350 | DeclarationNode * DeclarationNode::newTraitUse( const string * name, ExpressionNode * params ) { |
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[ba7aa2d] | 351 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 352 | newnode->type = new TypeData( TypeData::AggregateInst ); |
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[8f6f47d7] | 353 | newnode->type->aggInst.aggregate = new TypeData( TypeData::Aggregate ); |
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[bb7422a] | 354 | newnode->type->aggInst.aggregate->aggregate.kind = ast::AggregateDecl::Trait; |
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[2298f728] | 355 | newnode->type->aggInst.aggregate->aggregate.name = name; |
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[8f6f47d7] | 356 | newnode->type->aggInst.params = params; |
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[b87a5ed] | 357 | return newnode; |
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[984dce6] | 358 | } // DeclarationNode::newTraitUse |
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[3848e0e] | 359 | |
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[25bca42] | 360 | DeclarationNode * DeclarationNode::newTypeDecl( const string * name, DeclarationNode * typeParams ) { |
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[a46b69c] | 361 | DeclarationNode * newnode = newName( name ); |
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[b87a5ed] | 362 | newnode->type = new TypeData( TypeData::Symbolic ); |
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[8f6f47d7] | 363 | newnode->type->symbolic.isTypedef = false; |
---|
| 364 | newnode->type->symbolic.params = typeParams; |
---|
[b87a5ed] | 365 | return newnode; |
---|
[984dce6] | 366 | } // DeclarationNode::newTypeDecl |
---|
[3848e0e] | 367 | |
---|
[ce8c12f] | 368 | DeclarationNode * DeclarationNode::newPointer( DeclarationNode * qualifiers, OperKinds kind ) { |
---|
[ba7aa2d] | 369 | DeclarationNode * newnode = new DeclarationNode; |
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[ce8c12f] | 370 | newnode->type = new TypeData( kind == OperKinds::PointTo ? TypeData::Pointer : TypeData::Reference ); |
---|
[71d0eab] | 371 | if ( kind == OperKinds::And ) { |
---|
| 372 | // T && is parsed as 'And' operator rather than two references => add a second reference type |
---|
| 373 | TypeData * td = new TypeData( TypeData::Reference ); |
---|
| 374 | td->base = newnode->type; |
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| 375 | newnode->type = td; |
---|
| 376 | } |
---|
[c3396e0] | 377 | if ( qualifiers ) { |
---|
| 378 | return newnode->addQualifiers( qualifiers ); |
---|
| 379 | } else { |
---|
| 380 | return newnode; |
---|
| 381 | } // if |
---|
[984dce6] | 382 | } // DeclarationNode::newPointer |
---|
[3848e0e] | 383 | |
---|
[ba7aa2d] | 384 | DeclarationNode * DeclarationNode::newArray( ExpressionNode * size, DeclarationNode * qualifiers, bool isStatic ) { |
---|
| 385 | DeclarationNode * newnode = new DeclarationNode; |
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[b87a5ed] | 386 | newnode->type = new TypeData( TypeData::Array ); |
---|
[8f6f47d7] | 387 | newnode->type->array.dimension = size; |
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| 388 | newnode->type->array.isStatic = isStatic; |
---|
[bb7422a] | 389 | if ( newnode->type->array.dimension == nullptr || newnode->type->array.dimension->isExpressionType<ast::ConstantExpr *>() ) { |
---|
[8f6f47d7] | 390 | newnode->type->array.isVarLen = false; |
---|
[71bd8c6] | 391 | } else { |
---|
[8f6f47d7] | 392 | newnode->type->array.isVarLen = true; |
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[71bd8c6] | 393 | } // if |
---|
[b87a5ed] | 394 | return newnode->addQualifiers( qualifiers ); |
---|
[984dce6] | 395 | } // DeclarationNode::newArray |
---|
[3848e0e] | 396 | |
---|
[c1e66d9] | 397 | DeclarationNode * DeclarationNode::newInlineEnumeratedArray( DeclarationNode * enumDecl, DeclarationNode * qualifiers ) { |
---|
| 398 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 399 | newnode->type = new TypeData( TypeData::Array ); |
---|
| 400 | newnode->type->array.isStatic = false; |
---|
| 401 | newnode->type->array.isVarLen = false; |
---|
| 402 | |
---|
| 403 | if ( enumDecl ) { |
---|
| 404 | newnode->type->declType = enumDecl->type; |
---|
| 405 | enumDecl->type = nullptr; |
---|
| 406 | delete enumDecl; |
---|
| 407 | } // if |
---|
| 408 | |
---|
| 409 | return newnode->addQualifiers( qualifiers ); |
---|
| 410 | } |
---|
| 411 | |
---|
[ba7aa2d] | 412 | DeclarationNode * DeclarationNode::newVarArray( DeclarationNode * qualifiers ) { |
---|
| 413 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 414 | newnode->type = new TypeData( TypeData::Array ); |
---|
[2298f728] | 415 | newnode->type->array.dimension = nullptr; |
---|
[8f6f47d7] | 416 | newnode->type->array.isStatic = false; |
---|
| 417 | newnode->type->array.isVarLen = true; |
---|
[b87a5ed] | 418 | return newnode->addQualifiers( qualifiers ); |
---|
[3848e0e] | 419 | } |
---|
| 420 | |
---|
[ba7aa2d] | 421 | DeclarationNode * DeclarationNode::newBitfield( ExpressionNode * size ) { |
---|
| 422 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 423 | newnode->bitfieldWidth = size; |
---|
| 424 | return newnode; |
---|
[3848e0e] | 425 | } |
---|
| 426 | |
---|
[ba7aa2d] | 427 | DeclarationNode * DeclarationNode::newTuple( DeclarationNode * members ) { |
---|
| 428 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 429 | newnode->type = new TypeData( TypeData::Tuple ); |
---|
[8f6f47d7] | 430 | newnode->type->tuple = members; |
---|
[b87a5ed] | 431 | return newnode; |
---|
[3848e0e] | 432 | } |
---|
| 433 | |
---|
[f855545] | 434 | DeclarationNode * DeclarationNode::newTypeof( ExpressionNode * expr, bool basetypeof ) { |
---|
[ba7aa2d] | 435 | DeclarationNode * newnode = new DeclarationNode; |
---|
[f855545] | 436 | newnode->type = new TypeData( basetypeof ? TypeData::Basetypeof : TypeData::Typeof ); |
---|
[8f6f47d7] | 437 | newnode->type->typeexpr = expr; |
---|
[b87a5ed] | 438 | return newnode; |
---|
[3848e0e] | 439 | } |
---|
| 440 | |
---|
[93bbbc4] | 441 | DeclarationNode * DeclarationNode::newVtableType( DeclarationNode * decl ) { |
---|
| 442 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 443 | newnode->type = new TypeData( TypeData::Vtable ); |
---|
| 444 | newnode->setBase( decl->type ); |
---|
| 445 | return newnode; |
---|
| 446 | } |
---|
| 447 | |
---|
[8f6f47d7] | 448 | DeclarationNode * DeclarationNode::newBuiltinType( BuiltinType bt ) { |
---|
[ba7aa2d] | 449 | DeclarationNode * newnode = new DeclarationNode; |
---|
[8f6f47d7] | 450 | newnode->type = new TypeData( TypeData::Builtin ); |
---|
| 451 | newnode->builtin = bt; |
---|
[148f7290] | 452 | newnode->type->builtintype = newnode->builtin; |
---|
[8f6f47d7] | 453 | return newnode; |
---|
| 454 | } // DeclarationNode::newBuiltinType |
---|
| 455 | |
---|
[a46b69c] | 456 | DeclarationNode * DeclarationNode::newFunction( const string * name, DeclarationNode * ret, DeclarationNode * param, StatementNode * body ) { |
---|
| 457 | DeclarationNode * newnode = newName( name ); |
---|
| 458 | newnode->type = new TypeData( TypeData::Function ); |
---|
| 459 | newnode->type->function.params = param; |
---|
| 460 | newnode->type->function.body = body; |
---|
| 461 | |
---|
| 462 | if ( ret ) { |
---|
| 463 | newnode->type->base = ret->type; |
---|
| 464 | ret->type = nullptr; |
---|
| 465 | delete ret; |
---|
| 466 | } // if |
---|
| 467 | |
---|
| 468 | return newnode; |
---|
| 469 | } // DeclarationNode::newFunction |
---|
| 470 | |
---|
[25bca42] | 471 | DeclarationNode * DeclarationNode::newAttribute( const string * name, ExpressionNode * expr ) { |
---|
[44a81853] | 472 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 473 | newnode->type = nullptr; |
---|
[bb7422a] | 474 | std::vector<ast::ptr<ast::Expr>> exprs; |
---|
[44a81853] | 475 | buildList( expr, exprs ); |
---|
[b38f6da] | 476 | newnode->attributes.push_back( new ast::Attribute( *name, std::move( exprs ) ) ); |
---|
[44a81853] | 477 | delete name; |
---|
| 478 | return newnode; |
---|
| 479 | } |
---|
| 480 | |
---|
[2d019af] | 481 | DeclarationNode * DeclarationNode::newDirectiveStmt( StatementNode * stmt ) { |
---|
| 482 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 483 | newnode->directiveStmt = stmt; |
---|
| 484 | return newnode; |
---|
| 485 | } |
---|
| 486 | |
---|
[e994912] | 487 | DeclarationNode * DeclarationNode::newAsmStmt( StatementNode * stmt ) { |
---|
| 488 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 489 | newnode->asmStmt = stmt; |
---|
| 490 | return newnode; |
---|
| 491 | } |
---|
| 492 | |
---|
[bb7422a] | 493 | DeclarationNode * DeclarationNode::newStaticAssert( ExpressionNode * condition, ast::Expr * message ) { |
---|
[f6e3e34] | 494 | DeclarationNode * newnode = new DeclarationNode; |
---|
| 495 | newnode->assert.condition = condition; |
---|
| 496 | newnode->assert.message = message; |
---|
| 497 | return newnode; |
---|
| 498 | } |
---|
| 499 | |
---|
[bb7422a] | 500 | static void appendError( string & dst, const string & src ) { |
---|
[5b639ee] | 501 | if ( src.empty() ) return; |
---|
| 502 | if ( dst.empty() ) { dst = src; return; } |
---|
| 503 | dst += ", " + src; |
---|
| 504 | } // appendError |
---|
| 505 | |
---|
[ba7aa2d] | 506 | void DeclarationNode::checkQualifiers( const TypeData * src, const TypeData * dst ) { |
---|
[bb7422a] | 507 | const ast::CV::Qualifiers qsrc = src->qualifiers, qdst = dst->qualifiers; // optimization |
---|
| 508 | const ast::CV::Qualifiers duplicates = qsrc & qdst; |
---|
| 509 | |
---|
| 510 | if ( duplicates.any() ) { |
---|
| 511 | std::stringstream str; |
---|
| 512 | str << "duplicate "; |
---|
| 513 | ast::print( str, duplicates ); |
---|
| 514 | str << "qualifier(s)"; |
---|
| 515 | appendError( error, str.str() ); |
---|
[a7c90d4] | 516 | } // for |
---|
[c1c1112] | 517 | } // DeclarationNode::checkQualifiers |
---|
| 518 | |
---|
[a7c90d4] | 519 | void DeclarationNode::checkSpecifiers( DeclarationNode * src ) { |
---|
[bb7422a] | 520 | ast::Function::Specs fsDups = funcSpecs & src->funcSpecs; |
---|
| 521 | if ( fsDups.any() ) { |
---|
| 522 | std::stringstream str; |
---|
| 523 | str << "duplicate "; |
---|
| 524 | ast::print( str, fsDups ); |
---|
| 525 | str << "function specifier(s)"; |
---|
| 526 | appendError( error, str.str() ); |
---|
[dd020c0] | 527 | } // if |
---|
| 528 | |
---|
[bb7422a] | 529 | // Skip if everything is unset. |
---|
| 530 | if ( storageClasses.any() && src->storageClasses.any() ) { |
---|
| 531 | ast::Storage::Classes dups = storageClasses & src->storageClasses; |
---|
| 532 | // Check for duplicates. |
---|
| 533 | if ( dups.any() ) { |
---|
| 534 | std::stringstream str; |
---|
| 535 | str << "duplicate "; |
---|
| 536 | ast::print( str, dups ); |
---|
| 537 | str << "storage class(es)"; |
---|
| 538 | appendError( error, str.str() ); |
---|
| 539 | // Check for conflicts. |
---|
| 540 | } else if ( !src->storageClasses.is_threadlocal_any() ) { |
---|
| 541 | std::stringstream str; |
---|
| 542 | str << "conflicting "; |
---|
| 543 | ast::print( str, ast::Storage::Classes( 1 << storageClasses.ffs() ) ); |
---|
| 544 | str << "& "; |
---|
| 545 | ast::print( str, ast::Storage::Classes( 1 << src->storageClasses.ffs() ) ); |
---|
| 546 | str << "storage classes"; |
---|
| 547 | appendError( error, str.str() ); |
---|
| 548 | // FIX to preserve invariant of one basic storage specifier |
---|
| 549 | src->storageClasses.reset(); |
---|
| 550 | } |
---|
[b6424d9] | 551 | } // if |
---|
[dd020c0] | 552 | |
---|
[a7c90d4] | 553 | appendError( error, src->error ); |
---|
| 554 | } // DeclarationNode::checkSpecifiers |
---|
[b6424d9] | 555 | |
---|
[a7c90d4] | 556 | DeclarationNode * DeclarationNode::copySpecifiers( DeclarationNode * q ) { |
---|
[6f95000] | 557 | funcSpecs |= q->funcSpecs; |
---|
| 558 | storageClasses |= q->storageClasses; |
---|
[c0aa336] | 559 | |
---|
[bb7422a] | 560 | std::vector<ast::ptr<ast::Attribute>> tmp; |
---|
| 561 | tmp.reserve( q->attributes.size() ); |
---|
| 562 | for ( auto const & attr : q->attributes ) { |
---|
| 563 | tmp.emplace_back( ast::shallowCopy( attr.get() ) ); |
---|
| 564 | } |
---|
| 565 | spliceBegin( attributes, tmp ); |
---|
| 566 | |
---|
[b6424d9] | 567 | return this; |
---|
[a7c90d4] | 568 | } // DeclarationNode::copySpecifiers |
---|
[b6424d9] | 569 | |
---|
[f2f512ba] | 570 | static void addQualifiersToType( TypeData *& src, TypeData * dst ) { |
---|
[101e0bd] | 571 | if ( dst->base ) { |
---|
| 572 | addQualifiersToType( src, dst->base ); |
---|
| 573 | } else if ( dst->kind == TypeData::Function ) { |
---|
| 574 | dst->base = src; |
---|
[2298f728] | 575 | src = nullptr; |
---|
[101e0bd] | 576 | } else { |
---|
[6f95000] | 577 | dst->qualifiers |= src->qualifiers; |
---|
[101e0bd] | 578 | } // if |
---|
| 579 | } // addQualifiersToType |
---|
| 580 | |
---|
[ba7aa2d] | 581 | DeclarationNode * DeclarationNode::addQualifiers( DeclarationNode * q ) { |
---|
[af9da5f] | 582 | if ( ! q ) { return this; } // empty qualifier |
---|
[101e0bd] | 583 | |
---|
[a7c90d4] | 584 | checkSpecifiers( q ); |
---|
| 585 | copySpecifiers( q ); |
---|
[101e0bd] | 586 | |
---|
[c38ae92] | 587 | if ( ! q->type ) { delete q; return this; } |
---|
[101e0bd] | 588 | |
---|
| 589 | if ( ! type ) { |
---|
[c38ae92] | 590 | type = q->type; // reuse structure |
---|
[1b77274] | 591 | q->type = nullptr; |
---|
| 592 | delete q; |
---|
[101e0bd] | 593 | return this; |
---|
| 594 | } // if |
---|
| 595 | |
---|
[c38ae92] | 596 | if ( q->type->forall ) { // forall qualifier ? |
---|
| 597 | if ( type->forall ) { // polymorphic routine ? |
---|
| 598 | type->forall->appendList( q->type->forall ); // augment forall qualifier |
---|
[101e0bd] | 599 | } else { |
---|
[c38ae92] | 600 | if ( type->kind == TypeData::Aggregate ) { // struct/union ? |
---|
| 601 | if ( type->aggregate.params ) { // polymorphic ? |
---|
| 602 | type->aggregate.params->appendList( q->type->forall ); // augment forall qualifier |
---|
| 603 | } else { // not polymorphic |
---|
[a1c9ddd] | 604 | type->aggregate.params = q->type->forall; // set forall qualifier |
---|
[c38ae92] | 605 | } // if |
---|
| 606 | } else { // not polymorphic |
---|
| 607 | type->forall = q->type->forall; // make polymorphic routine |
---|
[68cd1ce] | 608 | } // if |
---|
| 609 | } // if |
---|
[c38ae92] | 610 | q->type->forall = nullptr; // forall qualifier moved |
---|
[68cd1ce] | 611 | } // if |
---|
[6ef2d81] | 612 | |
---|
[a7c90d4] | 613 | checkQualifiers( type, q->type ); |
---|
[78e2fca] | 614 | if ( (builtin == Zero || builtin == One) && q->type->qualifiers.any() && error.length() == 0 ) { |
---|
[be00a2d] | 615 | SemanticWarning( yylloc, Warning::BadQualifiersZeroOne, builtinTypeNames[builtin] ); |
---|
[9dc31c10] | 616 | } // if |
---|
[6ef2d81] | 617 | addQualifiersToType( q->type, type ); |
---|
| 618 | |
---|
[b87a5ed] | 619 | delete q; |
---|
| 620 | return this; |
---|
[101e0bd] | 621 | } // addQualifiers |
---|
[3848e0e] | 622 | |
---|
[f2f512ba] | 623 | static void addTypeToType( TypeData *& src, TypeData *& dst ) { |
---|
[101e0bd] | 624 | if ( src->forall && dst->kind == TypeData::Function ) { |
---|
| 625 | if ( dst->forall ) { |
---|
| 626 | dst->forall->appendList( src->forall ); |
---|
[b87a5ed] | 627 | } else { |
---|
[101e0bd] | 628 | dst->forall = src->forall; |
---|
| 629 | } // if |
---|
[2298f728] | 630 | src->forall = nullptr; |
---|
[101e0bd] | 631 | } // if |
---|
| 632 | if ( dst->base ) { |
---|
| 633 | addTypeToType( src, dst->base ); |
---|
| 634 | } else { |
---|
| 635 | switch ( dst->kind ) { |
---|
[0d0931d] | 636 | case TypeData::Unknown: |
---|
[6f95000] | 637 | src->qualifiers |= dst->qualifiers; |
---|
[101e0bd] | 638 | dst = src; |
---|
[2298f728] | 639 | src = nullptr; |
---|
[101e0bd] | 640 | break; |
---|
[0d0931d] | 641 | case TypeData::Basic: |
---|
[6f95000] | 642 | dst->qualifiers |= src->qualifiers; |
---|
[101e0bd] | 643 | if ( src->kind != TypeData::Unknown ) { |
---|
| 644 | assert( src->kind == TypeData::Basic ); |
---|
| 645 | |
---|
| 646 | if ( dst->basictype == DeclarationNode::NoBasicType ) { |
---|
| 647 | dst->basictype = src->basictype; |
---|
| 648 | } else if ( src->basictype != DeclarationNode::NoBasicType ) |
---|
[b38f6da] | 649 | SemanticError( yylloc, string( "multiple declaration types \"" ) + DeclarationNode::basicTypeNames[ dst->basictype ] + |
---|
| 650 | "\" and \"" + DeclarationNode::basicTypeNames[ src->basictype ] + "\"." ); |
---|
[101e0bd] | 651 | |
---|
| 652 | if ( dst->complextype == DeclarationNode::NoComplexType ) { |
---|
| 653 | dst->complextype = src->complextype; |
---|
| 654 | } else if ( src->complextype != DeclarationNode::NoComplexType ) |
---|
[b38f6da] | 655 | SemanticError( yylloc, string( "multiple declaration types \"" ) + DeclarationNode::complexTypeNames[ src->complextype ] + |
---|
| 656 | "\" and \"" + DeclarationNode::complexTypeNames[ src->complextype ] + "\"." ); |
---|
[101e0bd] | 657 | |
---|
| 658 | if ( dst->signedness == DeclarationNode::NoSignedness ) { |
---|
| 659 | dst->signedness = src->signedness; |
---|
| 660 | } else if ( src->signedness != DeclarationNode::NoSignedness ) |
---|
[b38f6da] | 661 | SemanticError( yylloc, string( "conflicting type specifier \"" ) + DeclarationNode::signednessNames[ dst->signedness ] + |
---|
| 662 | "\" and \"" + DeclarationNode::signednessNames[ src->signedness ] + "\"." ); |
---|
[101e0bd] | 663 | |
---|
| 664 | if ( dst->length == DeclarationNode::NoLength ) { |
---|
| 665 | dst->length = src->length; |
---|
| 666 | } else if ( dst->length == DeclarationNode::Long && src->length == DeclarationNode::Long ) { |
---|
| 667 | dst->length = DeclarationNode::LongLong; |
---|
| 668 | } else if ( src->length != DeclarationNode::NoLength ) |
---|
[b38f6da] | 669 | SemanticError( yylloc, string( "conflicting type specifier \"" ) + DeclarationNode::lengthNames[ dst->length ] + |
---|
| 670 | "\" and \"" + DeclarationNode::lengthNames[ src->length ] + "\"." ); |
---|
[101e0bd] | 671 | } // if |
---|
| 672 | break; |
---|
[0d0931d] | 673 | default: |
---|
[101e0bd] | 674 | switch ( src->kind ) { |
---|
[0d0931d] | 675 | case TypeData::Aggregate: |
---|
| 676 | case TypeData::Enum: |
---|
[101e0bd] | 677 | dst->base = new TypeData( TypeData::AggregateInst ); |
---|
| 678 | dst->base->aggInst.aggregate = src; |
---|
| 679 | if ( src->kind == TypeData::Aggregate ) { |
---|
| 680 | dst->base->aggInst.params = maybeClone( src->aggregate.actuals ); |
---|
[68cd1ce] | 681 | } // if |
---|
[6f95000] | 682 | dst->base->qualifiers |= src->qualifiers; |
---|
[2298f728] | 683 | src = nullptr; |
---|
[b87a5ed] | 684 | break; |
---|
[0d0931d] | 685 | default: |
---|
[101e0bd] | 686 | if ( dst->forall ) { |
---|
| 687 | dst->forall->appendList( src->forall ); |
---|
| 688 | } else { |
---|
| 689 | dst->forall = src->forall; |
---|
| 690 | } // if |
---|
[2298f728] | 691 | src->forall = nullptr; |
---|
[101e0bd] | 692 | dst->base = src; |
---|
[2298f728] | 693 | src = nullptr; |
---|
[68cd1ce] | 694 | } // switch |
---|
[101e0bd] | 695 | } // switch |
---|
[68cd1ce] | 696 | } // if |
---|
[3848e0e] | 697 | } |
---|
| 698 | |
---|
[ba7aa2d] | 699 | DeclarationNode * DeclarationNode::addType( DeclarationNode * o ) { |
---|
[b87a5ed] | 700 | if ( o ) { |
---|
[a7c90d4] | 701 | checkSpecifiers( o ); |
---|
| 702 | copySpecifiers( o ); |
---|
[b87a5ed] | 703 | if ( o->type ) { |
---|
| 704 | if ( ! type ) { |
---|
| 705 | if ( o->type->kind == TypeData::Aggregate || o->type->kind == TypeData::Enum ) { |
---|
| 706 | type = new TypeData( TypeData::AggregateInst ); |
---|
[8f6f47d7] | 707 | type->aggInst.aggregate = o->type; |
---|
[b87a5ed] | 708 | if ( o->type->kind == TypeData::Aggregate ) { |
---|
[43c89a7] | 709 | type->aggInst.hoistType = o->type->aggregate.body; |
---|
[8f6f47d7] | 710 | type->aggInst.params = maybeClone( o->type->aggregate.actuals ); |
---|
[43c89a7] | 711 | } else { |
---|
| 712 | type->aggInst.hoistType = o->type->enumeration.body; |
---|
[68cd1ce] | 713 | } // if |
---|
[6f95000] | 714 | type->qualifiers |= o->type->qualifiers; |
---|
[b87a5ed] | 715 | } else { |
---|
| 716 | type = o->type; |
---|
[68cd1ce] | 717 | } // if |
---|
[2298f728] | 718 | o->type = nullptr; |
---|
[b87a5ed] | 719 | } else { |
---|
| 720 | addTypeToType( o->type, type ); |
---|
[68cd1ce] | 721 | } // if |
---|
| 722 | } // if |
---|
[b87a5ed] | 723 | if ( o->bitfieldWidth ) { |
---|
| 724 | bitfieldWidth = o->bitfieldWidth; |
---|
[68cd1ce] | 725 | } // if |
---|
[71bd8c6] | 726 | |
---|
| 727 | // there may be typedefs chained onto the type |
---|
[1d4580a] | 728 | if ( o->get_next() ) { |
---|
| 729 | set_last( o->get_next()->clone() ); |
---|
[1db21619] | 730 | } // if |
---|
[68cd1ce] | 731 | } // if |
---|
[b87a5ed] | 732 | delete o; |
---|
[66406f3] | 733 | |
---|
[b87a5ed] | 734 | return this; |
---|
[3848e0e] | 735 | } |
---|
| 736 | |
---|
[f135b50] | 737 | DeclarationNode * DeclarationNode::addEnumBase( DeclarationNode * o ) { |
---|
[b38f6da] | 738 | if ( o && o->type) { |
---|
[f135b50] | 739 | type->base= o->type; |
---|
[b38f6da] | 740 | } // if |
---|
[f135b50] | 741 | delete o; |
---|
| 742 | return this; |
---|
| 743 | } |
---|
| 744 | |
---|
[ba7aa2d] | 745 | DeclarationNode * DeclarationNode::addTypedef() { |
---|
| 746 | TypeData * newtype = new TypeData( TypeData::Symbolic ); |
---|
[2298f728] | 747 | newtype->symbolic.params = nullptr; |
---|
[8f6f47d7] | 748 | newtype->symbolic.isTypedef = true; |
---|
[2298f728] | 749 | newtype->symbolic.name = name ? new string( *name ) : nullptr; |
---|
[b87a5ed] | 750 | newtype->base = type; |
---|
| 751 | type = newtype; |
---|
| 752 | return this; |
---|
[3848e0e] | 753 | } |
---|
| 754 | |
---|
[ba7aa2d] | 755 | DeclarationNode * DeclarationNode::addAssertions( DeclarationNode * assertions ) { |
---|
[bb7422a] | 756 | if ( variable.tyClass != ast::TypeDecl::NUMBER_OF_KINDS ) { |
---|
[702e826] | 757 | if ( variable.assertions ) { |
---|
| 758 | variable.assertions->appendList( assertions ); |
---|
| 759 | } else { |
---|
| 760 | variable.assertions = assertions; |
---|
| 761 | } // if |
---|
| 762 | return this; |
---|
[2298f728] | 763 | } // if |
---|
| 764 | |
---|
[b87a5ed] | 765 | assert( type ); |
---|
| 766 | switch ( type->kind ) { |
---|
[0d0931d] | 767 | case TypeData::Symbolic: |
---|
[8f6f47d7] | 768 | if ( type->symbolic.assertions ) { |
---|
| 769 | type->symbolic.assertions->appendList( assertions ); |
---|
[b87a5ed] | 770 | } else { |
---|
[8f6f47d7] | 771 | type->symbolic.assertions = assertions; |
---|
[68cd1ce] | 772 | } // if |
---|
[b87a5ed] | 773 | break; |
---|
[0d0931d] | 774 | default: |
---|
[b87a5ed] | 775 | assert( false ); |
---|
[68cd1ce] | 776 | } // switch |
---|
[974906e2] | 777 | |
---|
[b87a5ed] | 778 | return this; |
---|
[51b7345] | 779 | } |
---|
| 780 | |
---|
[fb114fa1] | 781 | DeclarationNode * DeclarationNode::addName( string * newname ) { |
---|
[2298f728] | 782 | assert( ! name ); |
---|
| 783 | name = newname; |
---|
[b87a5ed] | 784 | return this; |
---|
[51b7345] | 785 | } |
---|
| 786 | |
---|
[c0aa336] | 787 | DeclarationNode * DeclarationNode::addAsmName( DeclarationNode * newname ) { |
---|
[58dd019] | 788 | assert( ! asmName ); |
---|
[c0aa336] | 789 | asmName = newname ? newname->asmName : nullptr; |
---|
| 790 | return this->addQualifiers( newname ); |
---|
[58dd019] | 791 | } |
---|
| 792 | |
---|
[ba7aa2d] | 793 | DeclarationNode * DeclarationNode::addBitfield( ExpressionNode * size ) { |
---|
[b87a5ed] | 794 | bitfieldWidth = size; |
---|
| 795 | return this; |
---|
[51b7345] | 796 | } |
---|
| 797 | |
---|
[ba7aa2d] | 798 | DeclarationNode * DeclarationNode::addVarArgs() { |
---|
[b87a5ed] | 799 | assert( type ); |
---|
| 800 | hasEllipsis = true; |
---|
| 801 | return this; |
---|
[51b7345] | 802 | } |
---|
| 803 | |
---|
[c453ac4] | 804 | DeclarationNode * DeclarationNode::addFunctionBody( StatementNode * body, ExpressionNode * withExprs ) { |
---|
[b87a5ed] | 805 | assert( type ); |
---|
| 806 | assert( type->kind == TypeData::Function ); |
---|
[2298f728] | 807 | assert( ! type->function.body ); |
---|
[8f6f47d7] | 808 | type->function.body = body; |
---|
[c453ac4] | 809 | type->function.withExprs = withExprs; |
---|
[b87a5ed] | 810 | return this; |
---|
[51b7345] | 811 | } |
---|
| 812 | |
---|
[ba7aa2d] | 813 | DeclarationNode * DeclarationNode::addOldDeclList( DeclarationNode * list ) { |
---|
[b87a5ed] | 814 | assert( type ); |
---|
| 815 | assert( type->kind == TypeData::Function ); |
---|
[2298f728] | 816 | assert( ! type->function.oldDeclList ); |
---|
[8f6f47d7] | 817 | type->function.oldDeclList = list; |
---|
[b87a5ed] | 818 | return this; |
---|
[51b7345] | 819 | } |
---|
| 820 | |
---|
[c0aa336] | 821 | DeclarationNode * DeclarationNode::setBase( TypeData * newType ) { |
---|
[b87a5ed] | 822 | if ( type ) { |
---|
[ba7aa2d] | 823 | TypeData * prevBase = type; |
---|
| 824 | TypeData * curBase = type->base; |
---|
[2298f728] | 825 | while ( curBase != nullptr ) { |
---|
[b87a5ed] | 826 | prevBase = curBase; |
---|
| 827 | curBase = curBase->base; |
---|
[68cd1ce] | 828 | } // while |
---|
[b87a5ed] | 829 | prevBase->base = newType; |
---|
| 830 | } else { |
---|
| 831 | type = newType; |
---|
[68cd1ce] | 832 | } // if |
---|
[c0aa336] | 833 | return this; |
---|
[3848e0e] | 834 | } |
---|
| 835 | |
---|
[c0aa336] | 836 | DeclarationNode * DeclarationNode::copyAttribute( DeclarationNode * a ) { |
---|
| 837 | if ( a ) { |
---|
[bb7422a] | 838 | spliceBegin( attributes, a->attributes ); |
---|
[c0aa336] | 839 | a->attributes.clear(); |
---|
| 840 | } // if |
---|
| 841 | return this; |
---|
| 842 | } // copyAttribute |
---|
| 843 | |
---|
[ba7aa2d] | 844 | DeclarationNode * DeclarationNode::addPointer( DeclarationNode * p ) { |
---|
[b87a5ed] | 845 | if ( p ) { |
---|
[6926a6d] | 846 | assert( p->type->kind == TypeData::Pointer || p->type->kind == TypeData::Reference ); |
---|
[c0aa336] | 847 | setBase( p->type ); |
---|
[2298f728] | 848 | p->type = nullptr; |
---|
[c0aa336] | 849 | copyAttribute( p ); |
---|
[b87a5ed] | 850 | delete p; |
---|
[68cd1ce] | 851 | } // if |
---|
[b87a5ed] | 852 | return this; |
---|
[3848e0e] | 853 | } |
---|
| 854 | |
---|
[ba7aa2d] | 855 | DeclarationNode * DeclarationNode::addArray( DeclarationNode * a ) { |
---|
[b87a5ed] | 856 | if ( a ) { |
---|
| 857 | assert( a->type->kind == TypeData::Array ); |
---|
[c0aa336] | 858 | setBase( a->type ); |
---|
[2298f728] | 859 | a->type = nullptr; |
---|
[c0aa336] | 860 | copyAttribute( a ); |
---|
[b87a5ed] | 861 | delete a; |
---|
[68cd1ce] | 862 | } // if |
---|
[b87a5ed] | 863 | return this; |
---|
[51b7345] | 864 | } |
---|
| 865 | |
---|
[ba7aa2d] | 866 | DeclarationNode * DeclarationNode::addNewPointer( DeclarationNode * p ) { |
---|
[b87a5ed] | 867 | if ( p ) { |
---|
[e6cee92] | 868 | assert( p->type->kind == TypeData::Pointer || p->type->kind == TypeData::Reference ); |
---|
[b87a5ed] | 869 | if ( type ) { |
---|
| 870 | switch ( type->kind ) { |
---|
[0d0931d] | 871 | case TypeData::Aggregate: |
---|
| 872 | case TypeData::Enum: |
---|
[b87a5ed] | 873 | p->type->base = new TypeData( TypeData::AggregateInst ); |
---|
[8f6f47d7] | 874 | p->type->base->aggInst.aggregate = type; |
---|
[b87a5ed] | 875 | if ( type->kind == TypeData::Aggregate ) { |
---|
[8f6f47d7] | 876 | p->type->base->aggInst.params = maybeClone( type->aggregate.actuals ); |
---|
[68cd1ce] | 877 | } // if |
---|
[6f95000] | 878 | p->type->base->qualifiers |= type->qualifiers; |
---|
[b87a5ed] | 879 | break; |
---|
| 880 | |
---|
[0d0931d] | 881 | default: |
---|
[b87a5ed] | 882 | p->type->base = type; |
---|
[68cd1ce] | 883 | } // switch |
---|
[2298f728] | 884 | type = nullptr; |
---|
[68cd1ce] | 885 | } // if |
---|
[b87a5ed] | 886 | delete this; |
---|
| 887 | return p; |
---|
| 888 | } else { |
---|
| 889 | return this; |
---|
[68cd1ce] | 890 | } // if |
---|
[51b7345] | 891 | } |
---|
| 892 | |
---|
[ba7aa2d] | 893 | static TypeData * findLast( TypeData * a ) { |
---|
[b87a5ed] | 894 | assert( a ); |
---|
[ba7aa2d] | 895 | TypeData * cur = a; |
---|
[a32b204] | 896 | while ( cur->base ) { |
---|
[b87a5ed] | 897 | cur = cur->base; |
---|
[68cd1ce] | 898 | } // while |
---|
[b87a5ed] | 899 | return cur; |
---|
[3848e0e] | 900 | } |
---|
| 901 | |
---|
[ba7aa2d] | 902 | DeclarationNode * DeclarationNode::addNewArray( DeclarationNode * a ) { |
---|
[0d0931d] | 903 | if ( ! a ) return this; |
---|
[738e304] | 904 | assert( a->type->kind == TypeData::Array ); |
---|
| 905 | TypeData * lastArray = findLast( a->type ); |
---|
| 906 | if ( type ) { |
---|
| 907 | switch ( type->kind ) { |
---|
[0d0931d] | 908 | case TypeData::Aggregate: |
---|
| 909 | case TypeData::Enum: |
---|
[738e304] | 910 | lastArray->base = new TypeData( TypeData::AggregateInst ); |
---|
| 911 | lastArray->base->aggInst.aggregate = type; |
---|
| 912 | if ( type->kind == TypeData::Aggregate ) { |
---|
| 913 | lastArray->base->aggInst.params = maybeClone( type->aggregate.actuals ); |
---|
| 914 | } // if |
---|
[6f95000] | 915 | lastArray->base->qualifiers |= type->qualifiers; |
---|
[738e304] | 916 | break; |
---|
[0d0931d] | 917 | default: |
---|
[738e304] | 918 | lastArray->base = type; |
---|
| 919 | } // switch |
---|
| 920 | type = nullptr; |
---|
[68cd1ce] | 921 | } // if |
---|
[738e304] | 922 | delete this; |
---|
| 923 | return a; |
---|
[51b7345] | 924 | } |
---|
[3848e0e] | 925 | |
---|
[ba7aa2d] | 926 | DeclarationNode * DeclarationNode::addParamList( DeclarationNode * params ) { |
---|
| 927 | TypeData * ftype = new TypeData( TypeData::Function ); |
---|
[8f6f47d7] | 928 | ftype->function.params = params; |
---|
[c0aa336] | 929 | setBase( ftype ); |
---|
[b87a5ed] | 930 | return this; |
---|
[3848e0e] | 931 | } |
---|
| 932 | |
---|
[ba7aa2d] | 933 | static TypeData * addIdListToType( TypeData * type, DeclarationNode * ids ) { |
---|
[b87a5ed] | 934 | if ( type ) { |
---|
| 935 | if ( type->kind != TypeData::Function ) { |
---|
| 936 | type->base = addIdListToType( type->base, ids ); |
---|
| 937 | } else { |
---|
[8f6f47d7] | 938 | type->function.idList = ids; |
---|
[68cd1ce] | 939 | } // if |
---|
[b87a5ed] | 940 | return type; |
---|
[3848e0e] | 941 | } else { |
---|
[ba7aa2d] | 942 | TypeData * newtype = new TypeData( TypeData::Function ); |
---|
[8f6f47d7] | 943 | newtype->function.idList = ids; |
---|
[b87a5ed] | 944 | return newtype; |
---|
[68cd1ce] | 945 | } // if |
---|
[2298f728] | 946 | } // addIdListToType |
---|
[974906e2] | 947 | |
---|
[ba7aa2d] | 948 | DeclarationNode * DeclarationNode::addIdList( DeclarationNode * ids ) { |
---|
[b87a5ed] | 949 | type = addIdListToType( type, ids ); |
---|
| 950 | return this; |
---|
[3848e0e] | 951 | } |
---|
| 952 | |
---|
[ba7aa2d] | 953 | DeclarationNode * DeclarationNode::addInitializer( InitializerNode * init ) { |
---|
[b87a5ed] | 954 | initializer = init; |
---|
| 955 | return this; |
---|
[3848e0e] | 956 | } |
---|
| 957 | |
---|
[67cf18c] | 958 | DeclarationNode * DeclarationNode::addTypeInitializer( DeclarationNode * init ) { |
---|
[bb7422a] | 959 | assertf( variable.tyClass != ast::TypeDecl::NUMBER_OF_KINDS, "Called addTypeInitializer on something that isn't a type variable." ); |
---|
[67cf18c] | 960 | variable.initializer = init; |
---|
| 961 | return this; |
---|
| 962 | } |
---|
| 963 | |
---|
[a46b69c] | 964 | DeclarationNode * DeclarationNode::cloneType( string * name ) { |
---|
| 965 | DeclarationNode * newnode = newName( name ); |
---|
[b87a5ed] | 966 | newnode->type = maybeClone( type ); |
---|
[a7c90d4] | 967 | newnode->copySpecifiers( this ); |
---|
[b87a5ed] | 968 | return newnode; |
---|
[3848e0e] | 969 | } |
---|
| 970 | |
---|
[2298f728] | 971 | DeclarationNode * DeclarationNode::cloneBaseType( DeclarationNode * o ) { |
---|
| 972 | if ( ! o ) return nullptr; |
---|
| 973 | |
---|
[a7c90d4] | 974 | o->copySpecifiers( this ); |
---|
[2298f728] | 975 | if ( type ) { |
---|
| 976 | TypeData * srcType = type; |
---|
| 977 | |
---|
[c0aa336] | 978 | // search for the base type by scanning off pointers and array designators |
---|
[2298f728] | 979 | while ( srcType->base ) { |
---|
| 980 | srcType = srcType->base; |
---|
| 981 | } // while |
---|
| 982 | |
---|
| 983 | TypeData * newType = srcType->clone(); |
---|
| 984 | if ( newType->kind == TypeData::AggregateInst ) { |
---|
| 985 | // don't duplicate members |
---|
| 986 | if ( newType->aggInst.aggregate->kind == TypeData::Enum ) { |
---|
| 987 | delete newType->aggInst.aggregate->enumeration.constants; |
---|
| 988 | newType->aggInst.aggregate->enumeration.constants = nullptr; |
---|
[b2da0574] | 989 | newType->aggInst.aggregate->enumeration.body = false; |
---|
[b87a5ed] | 990 | } else { |
---|
[2298f728] | 991 | assert( newType->aggInst.aggregate->kind == TypeData::Aggregate ); |
---|
| 992 | delete newType->aggInst.aggregate->aggregate.fields; |
---|
| 993 | newType->aggInst.aggregate->aggregate.fields = nullptr; |
---|
[b2da0574] | 994 | newType->aggInst.aggregate->aggregate.body = false; |
---|
[68cd1ce] | 995 | } // if |
---|
[43c89a7] | 996 | // don't hoist twice |
---|
| 997 | newType->aggInst.hoistType = false; |
---|
[68cd1ce] | 998 | } // if |
---|
[2298f728] | 999 | |
---|
| 1000 | newType->forall = maybeClone( type->forall ); |
---|
| 1001 | if ( ! o->type ) { |
---|
| 1002 | o->type = newType; |
---|
| 1003 | } else { |
---|
| 1004 | addTypeToType( newType, o->type ); |
---|
| 1005 | delete newType; |
---|
| 1006 | } // if |
---|
[68cd1ce] | 1007 | } // if |
---|
[b87a5ed] | 1008 | return o; |
---|
[51b7345] | 1009 | } |
---|
| 1010 | |
---|
[ba7aa2d] | 1011 | DeclarationNode * DeclarationNode::extractAggregate() const { |
---|
[b87a5ed] | 1012 | if ( type ) { |
---|
[ba7aa2d] | 1013 | TypeData * ret = typeextractAggregate( type ); |
---|
[b87a5ed] | 1014 | if ( ret ) { |
---|
[ba7aa2d] | 1015 | DeclarationNode * newnode = new DeclarationNode; |
---|
[b87a5ed] | 1016 | newnode->type = ret; |
---|
| 1017 | return newnode; |
---|
[843054c2] | 1018 | } // if |
---|
| 1019 | } // if |
---|
[2298f728] | 1020 | return nullptr; |
---|
[3848e0e] | 1021 | } |
---|
| 1022 | |
---|
[b38f6da] | 1023 | // If a typedef wraps an anonymous declaration, name the inner declaration so it has a consistent name across |
---|
| 1024 | // translation units. |
---|
[45e753c] | 1025 | static void nameTypedefedDecl( |
---|
| 1026 | DeclarationNode * innerDecl, |
---|
| 1027 | const DeclarationNode * outerDecl ) { |
---|
| 1028 | TypeData * outer = outerDecl->type; |
---|
| 1029 | assert( outer ); |
---|
| 1030 | // First make sure this is a typedef: |
---|
| 1031 | if ( outer->kind != TypeData::Symbolic || !outer->symbolic.isTypedef ) { |
---|
| 1032 | return; |
---|
| 1033 | } |
---|
| 1034 | TypeData * inner = innerDecl->type; |
---|
| 1035 | assert( inner ); |
---|
| 1036 | // Always clear any CVs associated with the aggregate: |
---|
| 1037 | inner->qualifiers.reset(); |
---|
| 1038 | // Handle anonymous aggregates: typedef struct { int i; } foo |
---|
| 1039 | if ( inner->kind == TypeData::Aggregate && inner->aggregate.anon ) { |
---|
| 1040 | delete inner->aggregate.name; |
---|
| 1041 | inner->aggregate.name = new string( "__anonymous_" + *outerDecl->name ); |
---|
| 1042 | inner->aggregate.anon = false; |
---|
| 1043 | assert( outer->base ); |
---|
| 1044 | delete outer->base->aggInst.aggregate->aggregate.name; |
---|
| 1045 | outer->base->aggInst.aggregate->aggregate.name = new string( "__anonymous_" + *outerDecl->name ); |
---|
| 1046 | outer->base->aggInst.aggregate->aggregate.anon = false; |
---|
| 1047 | outer->base->aggInst.aggregate->qualifiers.reset(); |
---|
| 1048 | // Handle anonymous enumeration: typedef enum { A, B, C } foo |
---|
| 1049 | } else if ( inner->kind == TypeData::Enum && inner->enumeration.anon ) { |
---|
| 1050 | delete inner->enumeration.name; |
---|
| 1051 | inner->enumeration.name = new string( "__anonymous_" + *outerDecl->name ); |
---|
| 1052 | inner->enumeration.anon = false; |
---|
| 1053 | assert( outer->base ); |
---|
| 1054 | delete outer->base->aggInst.aggregate->enumeration.name; |
---|
| 1055 | outer->base->aggInst.aggregate->enumeration.name = new string( "__anonymous_" + *outerDecl->name ); |
---|
| 1056 | outer->base->aggInst.aggregate->enumeration.anon = false; |
---|
| 1057 | // No qualifiers.reset() here. |
---|
| 1058 | } |
---|
| 1059 | } |
---|
| 1060 | |
---|
| 1061 | // This code handles a special issue with the attribute transparent_union. |
---|
| 1062 | // |
---|
| 1063 | // typedef union U { int i; } typedef_name __attribute__(( aligned(16) )) __attribute__(( transparent_union )) |
---|
| 1064 | // |
---|
| 1065 | // Here the attribute aligned goes with the typedef_name, so variables declared of this type are |
---|
| 1066 | // aligned. However, the attribute transparent_union must be moved from the typedef_name to |
---|
| 1067 | // alias union U. Currently, this is the only know attribute that must be moved from typedef to |
---|
| 1068 | // alias. |
---|
| 1069 | static void moveUnionAttribute( ast::Decl * decl, ast::UnionDecl * unionDecl ) { |
---|
| 1070 | if ( auto typedefDecl = dynamic_cast<ast::TypedefDecl *>( decl ) ) { |
---|
| 1071 | // Is the typedef alias a union aggregate? |
---|
| 1072 | if ( nullptr == unionDecl ) return; |
---|
| 1073 | |
---|
| 1074 | // If typedef is an alias for a union, then its alias type was hoisted above and remembered. |
---|
| 1075 | if ( auto unionInstType = typedefDecl->base.as<ast::UnionInstType>() ) { |
---|
| 1076 | auto instType = ast::mutate( unionInstType ); |
---|
| 1077 | // Remove all transparent_union attributes from typedef and move to alias union. |
---|
| 1078 | for ( auto attr = instType->attributes.begin() ; attr != instType->attributes.end() ; ) { |
---|
| 1079 | assert( *attr ); |
---|
| 1080 | if ( (*attr)->name == "transparent_union" || (*attr)->name == "__transparent_union__" ) { |
---|
| 1081 | unionDecl->attributes.emplace_back( attr->release() ); |
---|
| 1082 | attr = instType->attributes.erase( attr ); |
---|
| 1083 | } else { |
---|
| 1084 | attr++; |
---|
| 1085 | } |
---|
| 1086 | } |
---|
| 1087 | typedefDecl->base = instType; |
---|
| 1088 | } |
---|
| 1089 | } |
---|
| 1090 | } |
---|
| 1091 | |
---|
| 1092 | // Get the non-anonymous name of the instance type of the declaration, |
---|
| 1093 | // if one exists. |
---|
| 1094 | static const std::string * getInstTypeOfName( ast::Decl * decl ) { |
---|
| 1095 | if ( auto dwt = dynamic_cast<ast::DeclWithType *>( decl ) ) { |
---|
| 1096 | if ( auto aggr = dynamic_cast<ast::BaseInstType const *>( dwt->get_type() ) ) { |
---|
| 1097 | if ( aggr->name.find("anonymous") == std::string::npos ) { |
---|
| 1098 | return &aggr->name; |
---|
| 1099 | } |
---|
| 1100 | } |
---|
| 1101 | } |
---|
| 1102 | return nullptr; |
---|
| 1103 | } |
---|
| 1104 | |
---|
[b38f6da] | 1105 | void buildList( DeclarationNode * firstNode, std::vector<ast::ptr<ast::Decl>> & outputList ) { |
---|
[a16764a6] | 1106 | SemanticErrorException errors; |
---|
[bb7422a] | 1107 | std::back_insert_iterator<std::vector<ast::ptr<ast::Decl>>> out( outputList ); |
---|
[2298f728] | 1108 | |
---|
[45e753c] | 1109 | for ( const DeclarationNode * cur = firstNode ; cur ; cur = strict_next( cur ) ) { |
---|
[b87a5ed] | 1110 | try { |
---|
[45e753c] | 1111 | bool extracted_named = false; |
---|
| 1112 | ast::UnionDecl * unionDecl = nullptr; |
---|
[692c1cc] | 1113 | |
---|
[ba7aa2d] | 1114 | if ( DeclarationNode * extr = cur->extractAggregate() ) { |
---|
[78e2fca] | 1115 | assert( cur->type ); |
---|
[45e753c] | 1116 | nameTypedefedDecl( extr, cur ); |
---|
[692c1cc] | 1117 | |
---|
[45e753c] | 1118 | if ( ast::Decl * decl = extr->build() ) { |
---|
[692c1cc] | 1119 | // Remember the declaration if it is a union aggregate ? |
---|
[bb7422a] | 1120 | unionDecl = dynamic_cast<ast::UnionDecl *>( decl ); |
---|
[692c1cc] | 1121 | |
---|
| 1122 | *out++ = decl; |
---|
[3d7e53b] | 1123 | |
---|
| 1124 | // need to remember the cases where a declaration contains an anonymous aggregate definition |
---|
| 1125 | assert( extr->type ); |
---|
| 1126 | if ( extr->type->kind == TypeData::Aggregate ) { |
---|
[692c1cc] | 1127 | // typedef struct { int A } B is the only case? |
---|
[45e753c] | 1128 | extracted_named = !extr->type->aggregate.anon; |
---|
[3d7e53b] | 1129 | } else if ( extr->type->kind == TypeData::Enum ) { |
---|
[692c1cc] | 1130 | // typedef enum { A } B is the only case? |
---|
[45e753c] | 1131 | extracted_named = !extr->type->enumeration.anon; |
---|
| 1132 | } else { |
---|
| 1133 | extracted_named = true; |
---|
[3d7e53b] | 1134 | } |
---|
[843054c2] | 1135 | } // if |
---|
[f39096c] | 1136 | delete extr; |
---|
[843054c2] | 1137 | } // if |
---|
[2298f728] | 1138 | |
---|
[45e753c] | 1139 | if ( ast::Decl * decl = cur->build() ) { |
---|
| 1140 | moveUnionAttribute( decl, unionDecl ); |
---|
| 1141 | |
---|
| 1142 | if ( "" == decl->name && !cur->get_inLine() ) { |
---|
| 1143 | // Don't include anonymous declaration for named aggregates, |
---|
| 1144 | // but do include them for anonymous aggregates, e.g.: |
---|
| 1145 | // struct S { |
---|
| 1146 | // struct T { int x; }; // no anonymous member |
---|
| 1147 | // struct { int y; }; // anonymous member |
---|
| 1148 | // struct T; // anonymous member |
---|
| 1149 | // }; |
---|
| 1150 | if ( extracted_named ) { |
---|
| 1151 | continue; |
---|
| 1152 | } |
---|
[692c1cc] | 1153 | |
---|
[45e753c] | 1154 | if ( auto name = getInstTypeOfName( decl ) ) { |
---|
| 1155 | // Temporary: warn about anonymous member declarations of named types, since |
---|
| 1156 | // this conflicts with the syntax for the forward declaration of an anonymous type. |
---|
| 1157 | SemanticWarning( cur->location, Warning::AggrForwardDecl, name->c_str() ); |
---|
| 1158 | } |
---|
[e07caa2] | 1159 | } // if |
---|
[45e753c] | 1160 | *out++ = decl; |
---|
[843054c2] | 1161 | } // if |
---|
[45e753c] | 1162 | } catch ( SemanticErrorException & e ) { |
---|
[b87a5ed] | 1163 | errors.append( e ); |
---|
[843054c2] | 1164 | } // try |
---|
[e07caa2] | 1165 | } // for |
---|
[2298f728] | 1166 | |
---|
[b87a5ed] | 1167 | if ( ! errors.isEmpty() ) { |
---|
| 1168 | throw errors; |
---|
[843054c2] | 1169 | } // if |
---|
[2298f728] | 1170 | } // buildList |
---|
[3848e0e] | 1171 | |
---|
[3d7e53b] | 1172 | // currently only builds assertions, function parameters, and return values |
---|
[6611177] | 1173 | void buildList( DeclarationNode * firstNode, std::vector<ast::ptr<ast::DeclWithType>> & outputList ) { |
---|
[a16764a6] | 1174 | SemanticErrorException errors; |
---|
[bb7422a] | 1175 | std::back_insert_iterator<std::vector<ast::ptr<ast::DeclWithType>>> out( outputList ); |
---|
[43c89a7] | 1176 | |
---|
[45e753c] | 1177 | for ( const DeclarationNode * cur = firstNode; cur; cur = strict_next( cur ) ) { |
---|
[b87a5ed] | 1178 | try { |
---|
[bb7422a] | 1179 | ast::Decl * decl = cur->build(); |
---|
[45e753c] | 1180 | assertf( decl, "buildList: build for ast::DeclWithType." ); |
---|
[bb7422a] | 1181 | if ( ast::DeclWithType * dwt = dynamic_cast<ast::DeclWithType *>( decl ) ) { |
---|
[47498bd] | 1182 | dwt->location = cur->location; |
---|
[3ca7ef3] | 1183 | *out++ = dwt; |
---|
[bb7422a] | 1184 | } else if ( ast::StructDecl * agg = dynamic_cast<ast::StructDecl *>( decl ) ) { |
---|
[3d7e53b] | 1185 | // e.g., int foo(struct S) {} |
---|
[bb7422a] | 1186 | auto inst = new ast::StructInstType( agg->name ); |
---|
| 1187 | auto obj = new ast::ObjectDecl( cur->location, "", inst ); |
---|
| 1188 | obj->linkage = linkage; |
---|
[3ca7ef3] | 1189 | *out++ = obj; |
---|
[47498bd] | 1190 | delete agg; |
---|
[bb7422a] | 1191 | } else if ( ast::UnionDecl * agg = dynamic_cast<ast::UnionDecl *>( decl ) ) { |
---|
[3d7e53b] | 1192 | // e.g., int foo(union U) {} |
---|
[bb7422a] | 1193 | auto inst = new ast::UnionInstType( agg->name ); |
---|
| 1194 | auto obj = new ast::ObjectDecl( cur->location, |
---|
| 1195 | "", inst, nullptr, ast::Storage::Classes(), |
---|
| 1196 | linkage ); |
---|
[3ca7ef3] | 1197 | *out++ = obj; |
---|
[bb7422a] | 1198 | } else if ( ast::EnumDecl * agg = dynamic_cast<ast::EnumDecl *>( decl ) ) { |
---|
[3d7e53b] | 1199 | // e.g., int foo(enum E) {} |
---|
[bb7422a] | 1200 | auto inst = new ast::EnumInstType( agg->name ); |
---|
| 1201 | auto obj = new ast::ObjectDecl( cur->location, |
---|
| 1202 | "", |
---|
| 1203 | inst, |
---|
| 1204 | nullptr, |
---|
| 1205 | ast::Storage::Classes(), |
---|
| 1206 | linkage |
---|
| 1207 | ); |
---|
[3ca7ef3] | 1208 | *out++ = obj; |
---|
[45e753c] | 1209 | } else { |
---|
| 1210 | assertf( false, "buildList: Could not convert to ast::DeclWithType." ); |
---|
[843054c2] | 1211 | } // if |
---|
[45e753c] | 1212 | } catch ( SemanticErrorException & e ) { |
---|
[b87a5ed] | 1213 | errors.append( e ); |
---|
[843054c2] | 1214 | } // try |
---|
[3a5131ed] | 1215 | } // for |
---|
| 1216 | |
---|
[b87a5ed] | 1217 | if ( ! errors.isEmpty() ) { |
---|
| 1218 | throw errors; |
---|
[843054c2] | 1219 | } // if |
---|
[2298f728] | 1220 | } // buildList |
---|
[3848e0e] | 1221 | |
---|
[bb7422a] | 1222 | void buildTypeList( const DeclarationNode * firstNode, |
---|
| 1223 | std::vector<ast::ptr<ast::Type>> & outputList ) { |
---|
[a16764a6] | 1224 | SemanticErrorException errors; |
---|
[bb7422a] | 1225 | std::back_insert_iterator<std::vector<ast::ptr<ast::Type>>> out( outputList ); |
---|
[2298f728] | 1226 | |
---|
[45e753c] | 1227 | for ( const DeclarationNode * cur = firstNode ; cur ; cur = strict_next( cur ) ) { |
---|
[b87a5ed] | 1228 | try { |
---|
[ba7aa2d] | 1229 | * out++ = cur->buildType(); |
---|
[45e753c] | 1230 | } catch ( SemanticErrorException & e ) { |
---|
[b87a5ed] | 1231 | errors.append( e ); |
---|
[843054c2] | 1232 | } // try |
---|
[45e753c] | 1233 | } // for |
---|
[2298f728] | 1234 | |
---|
[b87a5ed] | 1235 | if ( ! errors.isEmpty() ) { |
---|
| 1236 | throw errors; |
---|
[843054c2] | 1237 | } // if |
---|
[2298f728] | 1238 | } // buildTypeList |
---|
[51b7345] | 1239 | |
---|
[bb7422a] | 1240 | ast::Decl * DeclarationNode::build() const { |
---|
[a16764a6] | 1241 | if ( ! error.empty() ) SemanticError( this, error + " in declaration of " ); |
---|
[2298f728] | 1242 | |
---|
[e994912] | 1243 | if ( asmStmt ) { |
---|
[bb7422a] | 1244 | auto stmt = strict_dynamic_cast<ast::AsmStmt *>( asmStmt->build() ); |
---|
| 1245 | return new ast::AsmDecl( stmt->location, stmt ); |
---|
[e994912] | 1246 | } // if |
---|
[2d019af] | 1247 | if ( directiveStmt ) { |
---|
[bb7422a] | 1248 | auto stmt = strict_dynamic_cast<ast::DirectiveStmt *>( directiveStmt->build() ); |
---|
| 1249 | return new ast::DirectiveDecl( stmt->location, stmt ); |
---|
[2d019af] | 1250 | } // if |
---|
[e994912] | 1251 | |
---|
[bb7422a] | 1252 | if ( variable.tyClass != ast::TypeDecl::NUMBER_OF_KINDS ) { |
---|
[f0ecf9b] | 1253 | // otype is internally converted to dtype + otype parameters |
---|
[bb7422a] | 1254 | static const ast::TypeDecl::Kind kindMap[] = { ast::TypeDecl::Dtype, ast::TypeDecl::Dtype, ast::TypeDecl::Dtype, ast::TypeDecl::Ftype, ast::TypeDecl::Ttype, ast::TypeDecl::Dimension }; |
---|
| 1255 | static_assert( sizeof(kindMap) / sizeof(kindMap[0]) == ast::TypeDecl::NUMBER_OF_KINDS, "DeclarationNode::build: kindMap is out of sync." ); |
---|
[8f60f0b] | 1256 | assertf( variable.tyClass < sizeof(kindMap)/sizeof(kindMap[0]), "Variable's tyClass is out of bounds." ); |
---|
[bb7422a] | 1257 | ast::TypeDecl * ret = new ast::TypeDecl( location, |
---|
| 1258 | *name, |
---|
| 1259 | ast::Storage::Classes(), |
---|
| 1260 | (ast::Type *)nullptr, |
---|
| 1261 | kindMap[ variable.tyClass ], |
---|
| 1262 | variable.tyClass == ast::TypeDecl::Otype || variable.tyClass == ast::TypeDecl::DStype, |
---|
| 1263 | variable.initializer ? variable.initializer->buildType() : nullptr |
---|
| 1264 | ); |
---|
| 1265 | buildList( variable.assertions, ret->assertions ); |
---|
[2298f728] | 1266 | return ret; |
---|
| 1267 | } // if |
---|
| 1268 | |
---|
[843054c2] | 1269 | if ( type ) { |
---|
[dd020c0] | 1270 | // Function specifiers can only appear on a function definition/declaration. |
---|
| 1271 | // |
---|
| 1272 | // inline _Noreturn int f(); // allowed |
---|
| 1273 | // inline _Noreturn int g( int i ); // allowed |
---|
| 1274 | // inline _Noreturn int i; // disallowed |
---|
[fb04321] | 1275 | if ( type->kind != TypeData::Function && funcSpecs.any() ) { |
---|
[a16764a6] | 1276 | SemanticError( this, "invalid function specifier for " ); |
---|
[dd020c0] | 1277 | } // if |
---|
[284da8c] | 1278 | // Forall qualifier can only appear on a function/aggregate definition/declaration. |
---|
| 1279 | // |
---|
| 1280 | // forall int f(); // allowed |
---|
| 1281 | // forall int g( int i ); // allowed |
---|
| 1282 | // forall int i; // disallowed |
---|
| 1283 | if ( type->kind != TypeData::Function && type->forall ) { |
---|
| 1284 | SemanticError( this, "invalid type qualifier for " ); |
---|
| 1285 | } // if |
---|
[3ed994e] | 1286 | bool isDelete = initializer && initializer->get_isDelete(); |
---|
[bb7422a] | 1287 | ast::Decl * decl = buildDecl( |
---|
| 1288 | type, |
---|
| 1289 | name ? *name : string( "" ), |
---|
| 1290 | storageClasses, |
---|
| 1291 | maybeBuild( bitfieldWidth ), |
---|
| 1292 | funcSpecs, |
---|
| 1293 | linkage, |
---|
| 1294 | asmName, |
---|
| 1295 | isDelete ? nullptr : maybeBuild( initializer ), |
---|
| 1296 | copy( attributes ) |
---|
| 1297 | )->set_extension( extension ); |
---|
[3ed994e] | 1298 | if ( isDelete ) { |
---|
[bb7422a] | 1299 | auto dwt = strict_dynamic_cast<ast::DeclWithType *>( decl ); |
---|
[3ed994e] | 1300 | dwt->isDeleted = true; |
---|
| 1301 | } |
---|
| 1302 | return decl; |
---|
[843054c2] | 1303 | } // if |
---|
[2298f728] | 1304 | |
---|
[f6e3e34] | 1305 | if ( assert.condition ) { |
---|
[bb7422a] | 1306 | auto cond = maybeBuild( assert.condition ); |
---|
| 1307 | auto msg = strict_dynamic_cast<ast::ConstantExpr *>( maybeCopy( assert.message ) ); |
---|
| 1308 | return new ast::StaticAssertDecl( location, cond, msg ); |
---|
[f6e3e34] | 1309 | } |
---|
| 1310 | |
---|
[dd020c0] | 1311 | // SUE's cannot have function specifiers, either |
---|
| 1312 | // |
---|
[79aae15] | 1313 | // inline _Noreturn struct S { ... }; // disallowed |
---|
| 1314 | // inline _Noreturn enum E { ... }; // disallowed |
---|
[fb04321] | 1315 | if ( funcSpecs.any() ) { |
---|
[a16764a6] | 1316 | SemanticError( this, "invalid function specifier for " ); |
---|
[843054c2] | 1317 | } // if |
---|
[e874605] | 1318 | if ( enumInLine ) { |
---|
[bb7422a] | 1319 | return new ast::InlineMemberDecl( location, |
---|
| 1320 | *name, (ast::Type*)nullptr, storageClasses, linkage ); |
---|
[e874605] | 1321 | } // if |
---|
[dd020c0] | 1322 | assertf( name, "ObjectDecl must a have name\n" ); |
---|
[bb7422a] | 1323 | auto ret = new ast::ObjectDecl( location, |
---|
| 1324 | *name, |
---|
| 1325 | (ast::Type*)nullptr, |
---|
| 1326 | maybeBuild( initializer ), |
---|
| 1327 | storageClasses, |
---|
| 1328 | linkage, |
---|
| 1329 | maybeBuild( bitfieldWidth ) |
---|
| 1330 | ); |
---|
| 1331 | ret->asmName = asmName; |
---|
| 1332 | ret->extension = extension; |
---|
| 1333 | return ret; |
---|
[51b7345] | 1334 | } |
---|
| 1335 | |
---|
[bb7422a] | 1336 | ast::Type * DeclarationNode::buildType() const { |
---|
[b87a5ed] | 1337 | assert( type ); |
---|
[974906e2] | 1338 | |
---|
[b87a5ed] | 1339 | switch ( type->kind ) { |
---|
[0d0931d] | 1340 | case TypeData::Enum: |
---|
| 1341 | case TypeData::Aggregate: { |
---|
[bb7422a] | 1342 | ast::BaseInstType * ret = |
---|
| 1343 | buildComAggInst( type, copy( attributes ), linkage ); |
---|
| 1344 | buildList( type->aggregate.actuals, ret->params ); |
---|
[0d0931d] | 1345 | return ret; |
---|
| 1346 | } |
---|
| 1347 | case TypeData::Symbolic: { |
---|
[bb7422a] | 1348 | ast::TypeInstType * ret = new ast::TypeInstType( |
---|
| 1349 | *type->symbolic.name, |
---|
| 1350 | // This is just a default, the true value is not known yet. |
---|
| 1351 | ast::TypeDecl::Dtype, |
---|
| 1352 | buildQualifiers( type ), |
---|
| 1353 | copy( attributes ) ); |
---|
| 1354 | buildList( type->symbolic.actuals, ret->params ); |
---|
[0d0931d] | 1355 | return ret; |
---|
| 1356 | } |
---|
| 1357 | default: |
---|
[bb7422a] | 1358 | ast::Type * simpletypes = typebuild( type ); |
---|
| 1359 | // copy because member is const |
---|
| 1360 | simpletypes->attributes = attributes; |
---|
[c0aa336] | 1361 | return simpletypes; |
---|
[b87a5ed] | 1362 | } // switch |
---|
[3848e0e] | 1363 | } |
---|
| 1364 | |
---|
[b87a5ed] | 1365 | // Local Variables: // |
---|
| 1366 | // tab-width: 4 // |
---|
| 1367 | // mode: c++ // |
---|
| 1368 | // compile-command: "make install" // |
---|
| 1369 | // End: // |
---|