source: src/Parser/ParseNode.h@ d88f256a

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors deferred_resn demangler enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox new-ast new-ast-unique-expr new-env no_list persistent-indexer pthread-emulation qualifiedEnum resolv-new with_gc
Last change on this file since d88f256a was b6424d9, checked in by Peter A. Buhr <pabuhr@…>, 9 years ago

refactor copyStorageClasses
  • Property mode set to 100644
File size: 17.2 KB
Line 
1//
2// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
3//
4// The contents of this file are covered under the licence agreement in the
5// file "LICENCE" distributed with Cforall.
6//
7// ParseNode.h --
8//
9// Author : Rodolfo G. Esteves
10// Created On : Sat May 16 13:28:16 2015
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Sat Sep 10 17:14:37 2016
13// Update Count : 589
14//
15
16#ifndef PARSENODE_H
17#define PARSENODE_H
18
19#include <string>
20#include <list>
21#include <iterator>
22#include <memory>
23
24#include "Parser/LinkageSpec.h"
25#include "SynTree/Type.h"
26#include "SynTree/Expression.h"
27#include "SynTree/Statement.h"
28#include "SynTree/Label.h"
29#include "Common/utility.h"
30#include "Common/UniqueName.h"
31
32class StatementNode;
33class CompoundStmtNode;
34class DeclarationNode;
35class ExpressionNode;
36class InitializerNode;
37
38//##############################################################################
39
40class ParseNode {
41 public:
42 ParseNode() {};
43 ParseNode( const std::string * name ) : name( * name ) { assert( false ); delete name; }
44 ParseNode( const std::string &name ) : name( name ) { assert( false ); }
45 virtual ~ParseNode() { delete next; };
46 virtual ParseNode * clone() const = 0;
47
48 ParseNode * get_next() const { return next; }
49 ParseNode * set_next( ParseNode * newlink ) { next = newlink; return this; }
50 ParseNode * get_last() {
51 ParseNode * current;
52 for ( current = this; current->get_next() != 0; current = current->get_next() );
53 return current;
54 }
55 ParseNode * set_last( ParseNode * newlast ) {
56 if ( newlast != 0 ) get_last()->set_next( newlast );
57 return this;
58 }
59
60 const std::string &get_name() const { return name; }
61 void set_name( const std::string &newValue ) { name = newValue; }
62
63 virtual void print( std::ostream &os, int indent = 0 ) const {}
64 virtual void printList( std::ostream &os, int indent = 0 ) const {}
65 private:
66 static int indent_by;
67
68 ParseNode * next = nullptr;
69 std::string name;
70}; // ParseNode
71
72//##############################################################################
73
74class InitializerNode : public ParseNode {
75 public:
76 InitializerNode( ExpressionNode *, bool aggrp = false, ExpressionNode * des = 0 );
77 InitializerNode( InitializerNode *, bool aggrp = false, ExpressionNode * des = 0 );
78 ~InitializerNode();
79 virtual InitializerNode * clone() const { assert( false ); return nullptr; }
80
81 ExpressionNode * get_expression() const { return expr; }
82
83 InitializerNode * set_designators( ExpressionNode * des ) { designator = des; return this; }
84 ExpressionNode * get_designators() const { return designator; }
85
86 InitializerNode * set_maybeConstructed( bool value ) { maybeConstructed = value; return this; }
87 bool get_maybeConstructed() const { return maybeConstructed; }
88
89 InitializerNode * next_init() const { return kids; }
90
91 void print( std::ostream &os, int indent = 0 ) const;
92 void printOneLine( std::ostream & ) const;
93
94 virtual Initializer * build() const;
95 private:
96 ExpressionNode * expr;
97 bool aggregate;
98 ExpressionNode * designator; // may be list
99 InitializerNode * kids;
100 bool maybeConstructed;
101}; // InitializerNode
102
103//##############################################################################
104
105class ExpressionNode final : public ParseNode {
106 public:
107 ExpressionNode( Expression * expr = nullptr ) : expr( expr ) {}
108 ExpressionNode( Expression * expr, const std::string * name ) : ParseNode( name ), expr( expr ) {}
109 ExpressionNode( const ExpressionNode &other );
110 virtual ~ExpressionNode() {}
111 virtual ExpressionNode * clone() const { return expr ? new ExpressionNode( expr->clone() ) : nullptr; }
112
113 bool get_extension() const { return extension; }
114 ExpressionNode * set_extension( bool exten ) { extension = exten; return this; }
115
116 void print( std::ostream &os, int indent = 0 ) const {}
117 void printOneLine( std::ostream &os, int indent = 0 ) const {}
118
119 template<typename T>
120 bool isExpressionType() const {
121 return nullptr != dynamic_cast<T>(expr.get());
122 }
123
124 Expression * build() const { return const_cast<ExpressionNode*>(this)->expr.release(); }
125 private:
126 bool extension = false;
127 std::unique_ptr<Expression> expr;
128}; // ExpressionNode
129
130template< typename T >
131struct maybeBuild_t< Expression, T > {
132 static inline Expression * doit( const T * orig ) {
133 if ( orig ) {
134 Expression * p = orig->build();
135 p->set_extension( orig->get_extension() );
136 return p;
137 } else {
138 return nullptr;
139 } // if
140 }
141};
142
143enum class OperKinds {
144 // diadic
145 SizeOf, AlignOf, OffsetOf, Plus, Minus, Mul, Div, Mod, Or, And,
146 BitOr, BitAnd, Xor, Cast, LShift, RShift, LThan, GThan, LEThan, GEThan, Eq, Neq,
147 Assign, AtAssn, MulAssn, DivAssn, ModAssn, PlusAssn, MinusAssn, LSAssn, RSAssn, AndAssn, ERAssn, OrAssn,
148 Index, Range,
149 // monadic
150 UnPlus, UnMinus, AddressOf, PointTo, Neg, BitNeg, Incr, IncrPost, Decr, DecrPost, LabelAddress,
151 Ctor, Dtor,
152}; // OperKinds
153
154struct LabelNode {
155 std::list< Label > labels;
156};
157
158Expression * build_constantInteger( const std::string &str );
159Expression * build_constantFloat( const std::string &str );
160Expression * build_constantChar( const std::string &str );
161ConstantExpr * build_constantStr( const std::string &str );
162
163NameExpr * build_varref( const std::string * name, bool labelp = false );
164Expression * build_typevalue( DeclarationNode * decl );
165
166Expression * build_cast( DeclarationNode * decl_node, ExpressionNode * expr_node );
167Expression * build_fieldSel( ExpressionNode * expr_node, NameExpr * member );
168Expression * build_pfieldSel( ExpressionNode * expr_node, NameExpr * member );
169Expression * build_addressOf( ExpressionNode * expr_node );
170Expression * build_sizeOfexpr( ExpressionNode * expr_node );
171Expression * build_sizeOftype( DeclarationNode * decl_node );
172Expression * build_alignOfexpr( ExpressionNode * expr_node );
173Expression * build_alignOftype( DeclarationNode * decl_node );
174Expression * build_offsetOf( DeclarationNode * decl_node, NameExpr * member );
175Expression * build_and( ExpressionNode * expr_node1, ExpressionNode * expr_node2 );
176Expression * build_and_or( ExpressionNode * expr_node1, ExpressionNode * expr_node2, bool kind );
177Expression * build_unary_val( OperKinds op, ExpressionNode * expr_node );
178Expression * build_unary_ptr( OperKinds op, ExpressionNode * expr_node );
179Expression * build_binary_val( OperKinds op, ExpressionNode * expr_node1, ExpressionNode * expr_node2 );
180Expression * build_binary_ptr( OperKinds op, ExpressionNode * expr_node1, ExpressionNode * expr_node2 );
181Expression * build_cond( ExpressionNode * expr_node1, ExpressionNode * expr_node2, ExpressionNode * expr_node3 );
182Expression * build_comma( ExpressionNode * expr_node1, ExpressionNode * expr_node2 );
183Expression * build_attrexpr( NameExpr * var, ExpressionNode * expr_node );
184Expression * build_attrtype( NameExpr * var, DeclarationNode * decl_node );
185Expression * build_tuple( ExpressionNode * expr_node = 0 );
186Expression * build_func( ExpressionNode * function, ExpressionNode * expr_node );
187Expression * build_range( ExpressionNode * low, ExpressionNode * high );
188Expression * build_asmexpr( ExpressionNode * inout, ConstantExpr * constraint, ExpressionNode * operand );
189Expression * build_valexpr( StatementNode * s );
190Expression * build_compoundLiteral( DeclarationNode * decl_node, InitializerNode * kids );
191
192//##############################################################################
193
194class TypeData;
195
196class DeclarationNode : public ParseNode {
197 public:
198 enum Qualifier { Const, Restrict, Volatile, Lvalue, Atomic, NoOfQualifier };
199 enum StorageClass { Extern, Static, Auto, Register, Inline, Fortran, Noreturn, Threadlocal, NoStorageClass, };
200 enum BasicType { Char, Int, Float, Double, Void, Bool, Complex, Imaginary };
201 enum Modifier { Signed, Unsigned, Short, Long };
202 enum Aggregate { Struct, Union, Trait };
203 enum TypeClass { Type, Dtype, Ftype };
204 enum BuiltinType { Valist };
205
206 static const char * qualifierName[];
207 static const char * storageName[];
208 static const char * basicTypeName[];
209 static const char * modifierName[];
210 static const char * aggregateName[];
211 static const char * typeClassName[];
212 static const char * builtinTypeName[];
213
214 static DeclarationNode * newFunction( std::string * name, DeclarationNode * ret, DeclarationNode * param, StatementNode * body, bool newStyle = false );
215 static DeclarationNode * newQualifier( Qualifier );
216 static DeclarationNode * newForall( DeclarationNode *);
217 static DeclarationNode * newStorageClass( StorageClass );
218 static DeclarationNode * newBasicType( BasicType );
219 static DeclarationNode * newModifier( Modifier );
220 static DeclarationNode * newBuiltinType( BuiltinType );
221 static DeclarationNode * newFromTypedef( std::string *);
222 static DeclarationNode * newAggregate( Aggregate kind, const std::string * name, ExpressionNode * actuals, DeclarationNode * fields, bool body );
223 static DeclarationNode * newEnum( std::string * name, DeclarationNode * constants );
224 static DeclarationNode * newEnumConstant( std::string * name, ExpressionNode * constant );
225 static DeclarationNode * newName( std::string *);
226 static DeclarationNode * newFromTypeGen( std::string *, ExpressionNode * params );
227 static DeclarationNode * newTypeParam( TypeClass, std::string *);
228 static DeclarationNode * newTrait( std::string * name, DeclarationNode * params, DeclarationNode * asserts );
229 static DeclarationNode * newTraitUse( std::string * name, ExpressionNode * params );
230 static DeclarationNode * newTypeDecl( std::string * name, DeclarationNode * typeParams );
231 static DeclarationNode * newPointer( DeclarationNode * qualifiers );
232 static DeclarationNode * newArray( ExpressionNode * size, DeclarationNode * qualifiers, bool isStatic );
233 static DeclarationNode * newVarArray( DeclarationNode * qualifiers );
234 static DeclarationNode * newBitfield( ExpressionNode * size );
235 static DeclarationNode * newTuple( DeclarationNode * members );
236 static DeclarationNode * newTypeof( ExpressionNode * expr );
237 static DeclarationNode * newAttr( std::string *, ExpressionNode * expr );
238 static DeclarationNode * newAttr( std::string *, DeclarationNode * type );
239
240 DeclarationNode();
241 ~DeclarationNode();
242 DeclarationNode * clone() const;
243
244 DeclarationNode * addQualifiers( DeclarationNode *);
245 void checkQualifiers( const TypeData *, const TypeData * );
246 void checkStorageClasses( DeclarationNode *q );
247 DeclarationNode * copyStorageClasses( DeclarationNode *);
248 DeclarationNode * addType( DeclarationNode *);
249 DeclarationNode * addTypedef();
250 DeclarationNode * addAssertions( DeclarationNode *);
251 DeclarationNode * addName( std::string *);
252 DeclarationNode * addBitfield( ExpressionNode * size );
253 DeclarationNode * addVarArgs();
254 DeclarationNode * addFunctionBody( StatementNode * body );
255 DeclarationNode * addOldDeclList( DeclarationNode * list );
256 DeclarationNode * addPointer( DeclarationNode * qualifiers );
257 DeclarationNode * addArray( DeclarationNode * array );
258 DeclarationNode * addNewPointer( DeclarationNode * pointer );
259 DeclarationNode * addNewArray( DeclarationNode * array );
260 DeclarationNode * addParamList( DeclarationNode * list );
261 DeclarationNode * addIdList( DeclarationNode * list ); // old-style functions
262 DeclarationNode * addInitializer( InitializerNode * init );
263
264 DeclarationNode * cloneType( std::string * newName );
265 DeclarationNode * cloneType( DeclarationNode * existing );
266 DeclarationNode * cloneType( int ) { return cloneType( ( std::string *)0 ); }
267 DeclarationNode * cloneBaseType( std::string * newName );
268 DeclarationNode * cloneBaseType( DeclarationNode * newdecl );
269
270 DeclarationNode * appendList( DeclarationNode * node ) {
271 return (DeclarationNode *)set_last( node );
272 }
273
274 void print( std::ostream &os, int indent = 0 ) const;
275 void printList( std::ostream &os, int indent = 0 ) const;
276
277 Declaration * build() const;
278 ::Type * buildType() const;
279
280 bool get_hasEllipsis() const;
281 const std::string &get_name() const { return name; }
282 LinkageSpec::Spec get_linkage() const { return linkage; }
283 DeclarationNode * extractAggregate() const;
284 bool has_enumeratorValue() const { return (bool)enumeratorValue; }
285 ExpressionNode * consume_enumeratorValue() const { return const_cast<DeclarationNode*>(this)->enumeratorValue.release(); }
286
287 bool get_extension() const { return extension; }
288 DeclarationNode * set_extension( bool exten ) { extension = exten; return this; }
289 public:
290 // StorageClass buildStorageClass() const;
291 // bool buildFuncSpecifier( StorageClass key ) const;
292
293 struct Variable_t {
294 DeclarationNode::TypeClass tyClass;
295 std::string name;
296 DeclarationNode * assertions;
297 };
298 Variable_t variable;
299
300 struct Attr_t {
301 std::string name;
302 ExpressionNode * expr;
303 DeclarationNode * type;
304 };
305 Attr_t attr;
306
307 BuiltinType builtin;
308
309 TypeData * type;
310 std::string name;
311 // std::list< StorageClass > storageClasses;
312 StorageClass storageClass;
313 bool isInline, isNoreturn;
314 std::list< std::string > attributes;
315 ExpressionNode * bitfieldWidth;
316 std::unique_ptr<ExpressionNode> enumeratorValue;
317 InitializerNode * initializer;
318 bool hasEllipsis;
319 LinkageSpec::Spec linkage;
320 bool extension = false;
321 std::string error;
322
323 static UniqueName anonymous;
324}; // DeclarationNode
325
326Type * buildType( TypeData * type );
327//Type::Qualifiers buildQualifiers( const TypeData::Qualifiers & qualifiers );
328
329static inline Type * maybeMoveBuildType( const DeclarationNode * orig ) {
330 Type* ret = orig ? orig->buildType() : nullptr;
331 delete orig;
332 return ret;
333}
334
335//##############################################################################
336
337class StatementNode final : public ParseNode {
338 public:
339 StatementNode() { stmt = nullptr; }
340 StatementNode( Statement * stmt ) : stmt( stmt ) {}
341 StatementNode( DeclarationNode * decl );
342 virtual ~StatementNode() {}
343
344 virtual StatementNode * clone() const final { assert( false ); return nullptr; }
345 Statement * build() const { return const_cast<StatementNode*>(this)->stmt.release(); }
346
347 virtual StatementNode * add_label( const std::string * name ) {
348 stmt->get_labels().emplace_back( * name );
349 delete name;
350 return this;
351 }
352
353 virtual StatementNode * append_last_case( StatementNode * );
354
355 virtual void print( std::ostream &os, int indent = 0 ) {}
356 virtual void printList( std::ostream &os, int indent = 0 ) {}
357 private:
358 std::unique_ptr<Statement> stmt;
359}; // StatementNode
360
361Statement * build_expr( ExpressionNode * ctl );
362
363struct ForCtl {
364 ForCtl( ExpressionNode * expr, ExpressionNode * condition, ExpressionNode * change ) :
365 init( new StatementNode( build_expr( expr ) ) ), condition( condition ), change( change ) {}
366 ForCtl( DeclarationNode * decl, ExpressionNode * condition, ExpressionNode * change ) :
367 init( new StatementNode( decl ) ), condition( condition ), change( change ) {}
368
369 StatementNode * init;
370 ExpressionNode * condition;
371 ExpressionNode * change;
372};
373
374Statement * build_if( ExpressionNode * ctl, StatementNode * then_stmt, StatementNode * else_stmt );
375Statement * build_switch( ExpressionNode * ctl, StatementNode * stmt );
376Statement * build_case( ExpressionNode * ctl );
377Statement * build_default();
378Statement * build_while( ExpressionNode * ctl, StatementNode * stmt, bool kind = false );
379Statement * build_for( ForCtl * forctl, StatementNode * stmt );
380Statement * build_branch( BranchStmt::Type kind );
381Statement * build_branch( std::string * identifier, BranchStmt::Type kind );
382Statement * build_computedgoto( ExpressionNode * ctl );
383Statement * build_return( ExpressionNode * ctl );
384Statement * build_throw( ExpressionNode * ctl );
385Statement * build_try( StatementNode * try_stmt, StatementNode * catch_stmt, StatementNode * finally_stmt );
386Statement * build_catch( DeclarationNode * decl, StatementNode * stmt, bool catchAny = false );
387Statement * build_finally( StatementNode * stmt );
388Statement * build_compound( StatementNode * first );
389Statement * build_asmstmt( bool voltile, ConstantExpr * instruction, ExpressionNode * output = 0, ExpressionNode * input = 0, ExpressionNode * clobber = 0, LabelNode * gotolabels = 0 );
390
391//##############################################################################
392
393template< typename SynTreeType, typename NodeType >
394void buildList( const NodeType * firstNode, std::list< SynTreeType * > &outputList ) {
395 SemanticError errors;
396 std::back_insert_iterator< std::list< SynTreeType * > > out( outputList );
397 const NodeType * cur = firstNode;
398
399 while ( cur ) {
400 try {
401// SynTreeType * result = dynamic_cast< SynTreeType * >( maybeBuild< typename std::result_of< decltype(&NodeType::build)(NodeType)>::type >( cur ) );
402 SynTreeType * result = dynamic_cast< SynTreeType * >( maybeBuild< typename std::pointer_traits< decltype(cur->build())>::element_type >( cur ) );
403 if ( result ) {
404 * out++ = result;
405 } // if
406 } catch( SemanticError &e ) {
407 errors.append( e );
408 } // try
409 cur = dynamic_cast< NodeType * >( cur->get_next() );
410 } // while
411 if ( ! errors.isEmpty() ) {
412 throw errors;
413 } // if
414}
415
416// in DeclarationNode.cc
417void buildList( const DeclarationNode * firstNode, std::list< Declaration * > &outputList );
418void buildList( const DeclarationNode * firstNode, std::list< DeclarationWithType * > &outputList );
419void buildTypeList( const DeclarationNode * firstNode, std::list< Type * > &outputList );
420
421template< typename SynTreeType, typename NodeType >
422void buildMoveList( const NodeType * firstNode, std::list< SynTreeType * > &outputList ) {
423 buildList(firstNode, outputList);
424 delete firstNode;
425}
426
427// in ParseNode.cc
428std::ostream & operator<<( std::ostream & out, const ParseNode * node );
429
430#endif // PARSENODE_H
431
432// Local Variables: //
433// tab-width: 4 //
434// mode: c++ //
435// compile-command: "make install" //
436// End: //
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