source: src/CodeGen/CodeGenerator.cc@ 18387ef

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors ctor deferred_resn demangler enum forall-pointer-decay gc_noraii jacob/cs343-translation jenkins-sandbox memory new-ast new-ast-unique-expr new-env no_list persistent-indexer pthread-emulation qualifiedEnum resolv-new string with_gc
Last change on this file since 18387ef was 76b48f1, checked in by Rob Schluntz <rschlunt@…>, 10 years ago

drop cast when the result type is an lvalue type
  • Property mode set to 100644
File size: 20.0 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// CodeGenerator.cc --
8//
9// Author : Richard C. Bilson
10// Created On : Mon May 18 07:44:20 2015
11// Last Modified By : Rob Schluntz
12// Last Modified On : Tue Sep 15 13:55:27 2015
13// Update Count : 230
14//
15
16#include <algorithm>
17#include <iostream>
18#include <cassert>
19#include <list>
20
21#include "Parser/ParseNode.h"
22
23#include "SynTree/Type.h"
24#include "SynTree/Expression.h"
25#include "SynTree/Initializer.h"
26#include "SynTree/Statement.h"
27
28#include "utility.h"
29#include "UnimplementedError.h"
30
31#include "CodeGenerator.h"
32#include "OperatorTable.h"
33#include "GenType.h"
34
35using namespace std;
36
37namespace CodeGen {
38 int CodeGenerator::tabsize = 4;
39
40 // the kinds of statements that would ideally be followed by whitespace
41 bool wantSpacing( Statement * stmt) {
42 return dynamic_cast< IfStmt * >( stmt ) || dynamic_cast< CompoundStmt * >( stmt ) ||
43 dynamic_cast< WhileStmt * >( stmt ) || dynamic_cast< ForStmt * > ( stmt ) || dynamic_cast< SwitchStmt *>( stmt );
44 }
45
46 ostream & CodeGenerator::Indenter::operator()( ostream & output ) {
47 return output << string( cg.cur_indent, ' ' );
48 }
49
50 ostream & operator<<( ostream & output, CodeGenerator::Indenter &indent ) {
51 return indent( output );
52 }
53
54 CodeGenerator::CodeGenerator( std::ostream &os ) : indent( *this), cur_indent( 0 ), insideFunction( false ), output( os ) { }
55
56 CodeGenerator::CodeGenerator( std::ostream &os, std::string init, int indentation, bool infunp )
57 : indent( *this), cur_indent( indentation ), insideFunction( infunp ), output( os ) {
58 //output << std::string( init );
59 }
60
61 CodeGenerator::CodeGenerator( std::ostream &os, char *init, int indentation, bool infunp )
62 : indent( *this ), cur_indent( indentation ), insideFunction( infunp ), output( os ) {
63 //output << std::string( init );
64 }
65
66 string mangleName( DeclarationWithType *decl ) {
67 if ( decl->get_mangleName() != "" ) {
68 return decl->get_mangleName();
69 } else {
70 return decl->get_name();
71 } // if
72 }
73
74 //*** Declarations
75 void CodeGenerator::visit( FunctionDecl *functionDecl ) {
76 handleStorageClass( functionDecl );
77 if ( functionDecl->get_isInline() ) {
78 output << "inline ";
79 } // if
80 if ( functionDecl->get_isNoreturn() ) {
81 output << "_Noreturn ";
82 } // if
83 output << genType( functionDecl->get_functionType(), mangleName( functionDecl ) );
84
85 // how to get this to the Functype?
86 std::list< Declaration * > olds = functionDecl->get_oldDecls();
87 if ( ! olds.empty() ) {
88 output << " /* function has old declaration */";
89 } // if
90
91 // acceptAll( functionDecl->get_oldDecls(), *this );
92 if ( functionDecl->get_statements() ) {
93 functionDecl->get_statements()->accept( *this );
94 } // if
95 }
96
97 void CodeGenerator::visit( ObjectDecl *objectDecl ) {
98 handleStorageClass( objectDecl );
99 output << genType( objectDecl->get_type(), mangleName( objectDecl ) );
100
101 if ( objectDecl->get_init() ) {
102 output << " = ";
103 objectDecl->get_init()->accept( *this );
104 } // if
105 if ( objectDecl->get_bitfieldWidth() ) {
106 output << ":";
107 objectDecl->get_bitfieldWidth()->accept( *this );
108 } // if
109 }
110
111 void CodeGenerator::handleAggregate( AggregateDecl *aggDecl ) {
112 if ( aggDecl->get_name() != "" )
113 output << aggDecl->get_name();
114
115 std::list< Declaration * > &memb = aggDecl->get_members();
116
117 if ( ! memb.empty() ) {
118 output << " {" << endl;
119
120 cur_indent += CodeGenerator::tabsize;
121 for ( std::list< Declaration* >::iterator i = memb.begin(); i != memb.end(); i++) {
122 output << indent;
123 (*i)->accept( *this );
124 output << ";" << endl;
125 }
126
127 cur_indent -= CodeGenerator::tabsize;
128
129 output << indent << "}";
130 } // if
131 }
132
133 void CodeGenerator::visit( StructDecl *structDecl ) {
134 output << "struct ";
135 handleAggregate( structDecl );
136 }
137
138 void CodeGenerator::visit( UnionDecl *aggregateDecl ) {
139 output << "union ";
140 handleAggregate( aggregateDecl );
141 }
142
143 void CodeGenerator::visit( EnumDecl *aggDecl ) {
144 output << "enum ";
145
146 if ( aggDecl->get_name() != "" )
147 output << aggDecl->get_name();
148
149 std::list< Declaration* > &memb = aggDecl->get_members();
150
151 if ( ! memb.empty() ) {
152 output << " {" << endl;
153
154 cur_indent += CodeGenerator::tabsize;
155 for ( std::list< Declaration* >::iterator i = memb.begin(); i != memb.end(); i++) {
156 ObjectDecl *obj = dynamic_cast< ObjectDecl* >( *i );
157 assert( obj );
158 output << indent << mangleName( obj );
159 if ( obj->get_init() ) {
160 output << " = ";
161 obj->get_init()->accept( *this );
162 } // if
163 output << "," << endl;
164 } // for
165
166 cur_indent -= CodeGenerator::tabsize;
167
168 output << indent << "}";
169 } // if
170 }
171
172 void CodeGenerator::visit( ContextDecl *aggregateDecl ) {}
173
174 void CodeGenerator::visit( TypedefDecl *typeDecl ) {
175 output << "typedef ";
176 output << genType( typeDecl->get_base(), typeDecl->get_name() );
177 }
178
179 void CodeGenerator::visit( TypeDecl *typeDecl ) {
180 // really, we should mutate this into something that isn't a TypeDecl but that requires large-scale changes,
181 // still to be done
182 output << "extern unsigned long " << typeDecl->get_name();
183 if ( typeDecl->get_base() ) {
184 output << " = sizeof( " << genType( typeDecl->get_base(), "" ) << " )";
185 } // if
186 }
187
188 void CodeGenerator::printDesignators( std::list< Expression * > & designators ) {
189 typedef std::list< Expression * > DesignatorList;
190 if ( designators.size() == 0 ) return;
191 for ( DesignatorList::iterator iter = designators.begin(); iter != designators.end(); ++iter ) {
192 if ( dynamic_cast< NameExpr * >( *iter ) ) {
193 // if expression is a name, then initializing aggregate member
194 output << ".";
195 (*iter)->accept( *this );
196 } else {
197 // if not a simple name, it has to be a constant expression, i.e. an array designator
198 output << "[";
199 (*iter)->accept( *this );
200 output << "]";
201 }
202 }
203 output << " = ";
204 }
205
206 void CodeGenerator::visit( SingleInit *init ) {
207 printDesignators( init->get_designators() );
208 init->get_value()->accept( *this );
209 }
210
211 void CodeGenerator::visit( ListInit *init ) {
212 printDesignators( init->get_designators() );
213 output << "{ ";
214 genCommaList( init->begin_initializers(), init->end_initializers() );
215 output << " }";
216 }
217
218 void CodeGenerator::visit( Constant *constant ) {
219 output << constant->get_value() ;
220 }
221
222 //*** Expressions
223 void CodeGenerator::visit( ApplicationExpr *applicationExpr ) {
224 if ( VariableExpr *varExpr = dynamic_cast< VariableExpr* >( applicationExpr->get_function() ) ) {
225 OperatorInfo opInfo;
226 if ( varExpr->get_var()->get_linkage() == LinkageSpec::Intrinsic && operatorLookup( varExpr->get_var()->get_name(), opInfo ) ) {
227 std::list< Expression* >::iterator arg = applicationExpr->get_args().begin();
228 switch ( opInfo.type ) {
229 case OT_PREFIXASSIGN:
230 case OT_POSTFIXASSIGN:
231 case OT_INFIXASSIGN:
232 {
233 assert( arg != applicationExpr->get_args().end() );
234 if ( AddressExpr *addrExpr = dynamic_cast< AddressExpr * >( *arg ) ) {
235
236 *arg = addrExpr->get_arg();
237 } else {
238 UntypedExpr *newExpr = new UntypedExpr( new NameExpr( "*?" ) );
239 newExpr->get_args().push_back( *arg );
240 *arg = newExpr;
241 } // if
242 break;
243 }
244
245 default:
246 // do nothing
247 ;
248 }
249
250 switch ( opInfo.type ) {
251 case OT_INDEX:
252 assert( applicationExpr->get_args().size() == 2 );
253 (*arg++)->accept( *this );
254 output << "[";
255 (*arg)->accept( *this );
256 output << "]";
257 break;
258
259 case OT_CALL:
260 // there are no intrinsic definitions of the function call operator
261 assert( false );
262 break;
263
264 case OT_PREFIX:
265 case OT_PREFIXASSIGN:
266 assert( applicationExpr->get_args().size() == 1 );
267 output << "(";
268 output << opInfo.symbol;
269 (*arg)->accept( *this );
270 output << ")";
271 break;
272
273 case OT_POSTFIX:
274 case OT_POSTFIXASSIGN:
275 assert( applicationExpr->get_args().size() == 1 );
276 (*arg)->accept( *this );
277 output << opInfo.symbol;
278 break;
279
280 case OT_INFIX:
281 case OT_INFIXASSIGN:
282 assert( applicationExpr->get_args().size() == 2 );
283 output << "(";
284 (*arg++)->accept( *this );
285 output << opInfo.symbol;
286 (*arg)->accept( *this );
287 output << ")";
288 break;
289
290 case OT_CONSTANT:
291 case OT_LABELADDRESS:
292 // there are no intrinsic definitions of 0/1 or label addresses as functions
293 assert( false );
294 }
295 } else {
296 varExpr->accept( *this );
297 output << "(";
298 genCommaList( applicationExpr->get_args().begin(), applicationExpr->get_args().end() );
299 output << ")";
300 } // if
301 } else {
302 applicationExpr->get_function()->accept( *this );
303 output << "(";
304 genCommaList( applicationExpr->get_args().begin(), applicationExpr->get_args().end() );
305 output << ")";
306 } // if
307 }
308
309 void CodeGenerator::visit( UntypedExpr *untypedExpr ) {
310 if ( NameExpr *nameExpr = dynamic_cast< NameExpr* >( untypedExpr->get_function() ) ) {
311 OperatorInfo opInfo;
312 if ( operatorLookup( nameExpr->get_name(), opInfo ) ) {
313 std::list< Expression* >::iterator arg = untypedExpr->get_args().begin();
314 switch ( opInfo.type ) {
315 case OT_INDEX:
316 assert( untypedExpr->get_args().size() == 2 );
317 (*arg++)->accept( *this );
318 output << "[";
319 (*arg)->accept( *this );
320 output << "]";
321 break;
322
323 case OT_CALL:
324 case OT_CTOR:
325 case OT_DTOR:
326 assert( false );
327 break;
328
329 case OT_PREFIX:
330 case OT_PREFIXASSIGN:
331 case OT_LABELADDRESS:
332 assert( untypedExpr->get_args().size() == 1 );
333 output << "(";
334 output << opInfo.symbol;
335 (*arg)->accept( *this );
336 output << ")";
337 break;
338
339 case OT_POSTFIX:
340 case OT_POSTFIXASSIGN:
341 assert( untypedExpr->get_args().size() == 1 );
342 (*arg)->accept( *this );
343 output << opInfo.symbol;
344 break;
345
346 case OT_INFIX:
347 case OT_INFIXASSIGN:
348 assert( untypedExpr->get_args().size() == 2 );
349 output << "(";
350 (*arg++)->accept( *this );
351 output << opInfo.symbol;
352 (*arg)->accept( *this );
353 output << ")";
354 break;
355
356 case OT_CONSTANT:
357 // there are no intrinsic definitions of 0 or 1 as functions
358 assert( false );
359 }
360 } else {
361 nameExpr->accept( *this );
362 output << "(";
363 genCommaList( untypedExpr->get_args().begin(), untypedExpr->get_args().end() );
364 output << ")";
365 } // if
366 } else {
367 untypedExpr->get_function()->accept( *this );
368 output << "(";
369 genCommaList( untypedExpr->get_args().begin(), untypedExpr->get_args().end() );
370 output << ")";
371 } // if
372 }
373
374 void CodeGenerator::visit( NameExpr *nameExpr ) {
375 OperatorInfo opInfo;
376 if ( operatorLookup( nameExpr->get_name(), opInfo ) ) {
377 assert( opInfo.type == OT_CONSTANT );
378 output << opInfo.symbol;
379 } else {
380 output << nameExpr->get_name();
381 } // if
382 }
383
384 void CodeGenerator::visit( AddressExpr *addressExpr ) {
385 output << "(&";
386 // this hack makes sure that we don't convert "constant_zero" to "0" if we're taking its address
387 if ( VariableExpr *variableExpr = dynamic_cast< VariableExpr* >( addressExpr->get_arg() ) ) {
388 output << mangleName( variableExpr->get_var() );
389 } else {
390 addressExpr->get_arg()->accept( *this );
391 } // if
392 output << ")";
393 }
394
395 void CodeGenerator::visit( CastExpr *castExpr ) {
396 // if the cast is to an lvalue type, then the cast
397 // should be dropped, since the result of a cast is
398 // never an lvalue in C
399 if ( castExpr->get_results().front()->get_isLvalue() ) {
400 castExpr->get_arg()->accept( *this );
401 } else {
402 output << "((";
403 if ( castExpr->get_results().empty() ) {
404 output << "void" ;
405 } else {
406 output << genType( castExpr->get_results().front(), "" );
407 } // if
408 output << ")";
409 castExpr->get_arg()->accept( *this );
410 output << ")";
411 }
412 }
413
414 void CodeGenerator::visit( UntypedMemberExpr *memberExpr ) {
415 assert( false );
416 }
417
418 void CodeGenerator::visit( MemberExpr *memberExpr ) {
419 memberExpr->get_aggregate()->accept( *this );
420 output << "." << mangleName( memberExpr->get_member() );
421 }
422
423 void CodeGenerator::visit( VariableExpr *variableExpr ) {
424 OperatorInfo opInfo;
425 if ( variableExpr->get_var()->get_linkage() == LinkageSpec::Intrinsic && operatorLookup( variableExpr->get_var()->get_name(), opInfo ) && opInfo.type == OT_CONSTANT ) {
426 output << opInfo.symbol;
427 } else {
428 output << mangleName( variableExpr->get_var() );
429 } // if
430 }
431
432 void CodeGenerator::visit( ConstantExpr *constantExpr ) {
433 assert( constantExpr->get_constant() );
434 constantExpr->get_constant()->accept( *this );
435 }
436
437 void CodeGenerator::visit( SizeofExpr *sizeofExpr ) {
438 output << "sizeof(";
439 if ( sizeofExpr->get_isType() ) {
440 output << genType( sizeofExpr->get_type(), "" );
441 } else {
442 sizeofExpr->get_expr()->accept( *this );
443 } // if
444 output << ")";
445 }
446
447 void CodeGenerator::visit( LogicalExpr *logicalExpr ) {
448 output << "(";
449 logicalExpr->get_arg1()->accept( *this );
450 if ( logicalExpr->get_isAnd() ) {
451 output << " && ";
452 } else {
453 output << " || ";
454 } // if
455 logicalExpr->get_arg2()->accept( *this );
456 output << ")";
457 }
458
459 void CodeGenerator::visit( ConditionalExpr *conditionalExpr ) {
460 output << "(";
461 conditionalExpr->get_arg1()->accept( *this );
462 output << " ? ";
463 conditionalExpr->get_arg2()->accept( *this );
464 output << " : ";
465 conditionalExpr->get_arg3()->accept( *this );
466 output << ")";
467 }
468
469 void CodeGenerator::visit( CommaExpr *commaExpr ) {
470 output << "(";
471 commaExpr->get_arg1()->accept( *this );
472 output << " , ";
473 commaExpr->get_arg2()->accept( *this );
474 output << ")";
475 }
476
477 void CodeGenerator::visit( TupleExpr *tupleExpr ) {}
478
479 void CodeGenerator::visit( TypeExpr *typeExpr ) {}
480
481 void CodeGenerator::visit( AsmExpr *asmExpr ) {
482 if ( asmExpr->get_inout() ) {
483 output << "[ ";
484 asmExpr->get_inout()->accept( *this );
485 output << " ] ";
486 } // if
487 asmExpr->get_constraint()->accept( *this );
488 output << " ( ";
489 asmExpr->get_operand()->accept( *this );
490 output << " )";
491 }
492
493 //*** Statements
494 void CodeGenerator::visit( CompoundStmt *compoundStmt ) {
495 std::list<Statement*> ks = compoundStmt->get_kids();
496 output << "{" << endl;
497
498 cur_indent += CodeGenerator::tabsize;
499
500 for ( std::list<Statement *>::iterator i = ks.begin(); i != ks.end(); i++ ) {
501 output << indent << printLabels( (*i)->get_labels() );
502 (*i)->accept( *this );
503
504 output << endl;
505 if ( wantSpacing( *i ) ) {
506 output << endl;
507 }
508 }
509 cur_indent -= CodeGenerator::tabsize;
510
511 output << indent << "}";
512 }
513
514 void CodeGenerator::visit( ExprStmt *exprStmt ) {
515 // I don't see why this check is necessary.
516 // If this starts to cause problems then put it back in,
517 // with an explanation
518 assert( exprStmt );
519
520 // if ( exprStmt != 0 ) {
521 exprStmt->get_expr()->accept( *this );
522 output << ";" ;
523 // } // if
524 }
525
526 void CodeGenerator::visit( AsmStmt *asmStmt ) {
527 output << "asm ";
528 if ( asmStmt->get_voltile() ) output << "volatile ";
529 if ( ! asmStmt->get_gotolabels().empty() ) output << "goto ";
530 output << "( ";
531 if ( asmStmt->get_instruction() ) asmStmt->get_instruction()->accept( *this );
532 output << " : ";
533 genCommaList( asmStmt->get_output().begin(), asmStmt->get_output().end() );
534 output << " : ";
535 genCommaList( asmStmt->get_input().begin(), asmStmt->get_input().end() );
536 output << " : ";
537 genCommaList( asmStmt->get_clobber().begin(), asmStmt->get_clobber().end() );
538 if ( ! asmStmt->get_gotolabels().empty() ) {
539 output << " : ";
540 for ( std::list<Label>::iterator begin = asmStmt->get_gotolabels().begin();; ) {
541 output << *begin++;
542 if ( begin == asmStmt->get_gotolabels().end() ) break;
543 output << ", ";
544 } // for
545 } // if
546 output << " );" ;
547 }
548
549 void CodeGenerator::visit( IfStmt *ifStmt ) {
550 output << "if ( ";
551 ifStmt->get_condition()->accept( *this );
552 output << " ) ";
553
554 ifStmt->get_thenPart()->accept( *this );
555
556 if ( ifStmt->get_elsePart() != 0) {
557 output << " else ";
558 ifStmt->get_elsePart()->accept( *this );
559 } // if
560 }
561
562 void CodeGenerator::visit( SwitchStmt *switchStmt ) {
563 output << "switch ( " ;
564 switchStmt->get_condition()->accept( *this );
565 output << " ) ";
566
567 output << "{" << std::endl;
568 cur_indent += CodeGenerator::tabsize;
569
570 acceptAll( switchStmt->get_branches(), *this );
571
572 cur_indent -= CodeGenerator::tabsize;
573
574 output << indent << "}";
575 }
576
577 void CodeGenerator::visit( CaseStmt *caseStmt ) {
578 output << indent;
579 if ( caseStmt->isDefault()) {
580 output << "default";
581 } else {
582 output << "case ";
583 caseStmt->get_condition()->accept( *this );
584 } // if
585 output << ":\n";
586
587 std::list<Statement *> sts = caseStmt->get_statements();
588
589 cur_indent += CodeGenerator::tabsize;
590 for ( std::list<Statement *>::iterator i = sts.begin(); i != sts.end(); i++) {
591 output << indent << printLabels( (*i)->get_labels() ) ;
592 (*i)->accept( *this );
593 output << endl;
594 }
595 cur_indent -= CodeGenerator::tabsize;
596 }
597
598 void CodeGenerator::visit( BranchStmt *branchStmt ) {
599 switch ( branchStmt->get_type()) {
600 case BranchStmt::Goto:
601 if ( ! branchStmt->get_target().empty() )
602 output << "goto " << branchStmt->get_target();
603 else {
604 if ( branchStmt->get_computedTarget() != 0 ) {
605 output << "goto *";
606 branchStmt->get_computedTarget()->accept( *this );
607 } // if
608 } // if
609 break;
610 case BranchStmt::Break:
611 output << "break";
612 break;
613 case BranchStmt::Continue:
614 output << "continue";
615 break;
616 }
617 output << ";";
618 }
619
620
621 void CodeGenerator::visit( ReturnStmt *returnStmt ) {
622 output << "return ";
623
624 // xxx -- check for null expression;
625 if ( returnStmt->get_expr() ) {
626 returnStmt->get_expr()->accept( *this );
627 } // if
628 output << ";";
629 }
630
631 void CodeGenerator::visit( WhileStmt *whileStmt ) {
632 if ( whileStmt->get_isDoWhile() )
633 output << "do" ;
634 else {
635 output << "while (" ;
636 whileStmt->get_condition()->accept( *this );
637 output << ")";
638 } // if
639 output << " ";
640
641 output << CodeGenerator::printLabels( whileStmt->get_body()->get_labels() );
642 whileStmt->get_body()->accept( *this );
643
644 output << indent;
645
646 if ( whileStmt->get_isDoWhile() ) {
647 output << " while (" ;
648 whileStmt->get_condition()->accept( *this );
649 output << ");";
650 } // if
651 }
652
653 void CodeGenerator::visit( ForStmt *forStmt ) {
654 // initialization is always hoisted, so don't
655 // bother doing anything with that
656 output << "for (;";
657
658 if ( forStmt->get_condition() != 0 )
659 forStmt->get_condition()->accept( *this );
660 output << ";";
661
662 if ( forStmt->get_increment() != 0 )
663 forStmt->get_increment()->accept( *this );
664 output << ") ";
665
666 if ( forStmt->get_body() != 0 ) {
667 output << CodeGenerator::printLabels( forStmt->get_body()->get_labels() );
668 forStmt->get_body()->accept( *this );
669 } // if
670 }
671
672 void CodeGenerator::visit( NullStmt *nullStmt ) {
673 //output << indent << CodeGenerator::printLabels( nullStmt->get_labels() );
674 output << "/* null statement */ ;";
675 }
676
677 void CodeGenerator::visit( DeclStmt *declStmt ) {
678 declStmt->get_decl()->accept( *this );
679
680 if ( doSemicolon( declStmt->get_decl() ) ) {
681 output << ";";
682 } // if
683 }
684
685 std::string CodeGenerator::printLabels( std::list< Label > &l ) {
686 std::string str( "" );
687 l.unique(); // assumes a sorted list. Why not use set?
688
689 for ( std::list< Label >::iterator i = l.begin(); i != l.end(); i++ )
690 str += *i + ": ";
691
692 return str;
693 }
694
695 void CodeGenerator::handleStorageClass( Declaration *decl ) {
696 switch ( decl->get_storageClass() ) {
697 case DeclarationNode::Extern:
698 output << "extern ";
699 break;
700 case DeclarationNode::Static:
701 output << "static ";
702 break;
703 case DeclarationNode::Auto:
704 // silently drop storage class
705 break;
706 case DeclarationNode::Register:
707 output << "register ";
708 break;
709 case DeclarationNode::Inline:
710 output << "inline ";
711 break;
712 case DeclarationNode::Fortran:
713 output << "fortran ";
714 break;
715 case DeclarationNode::Noreturn:
716 output << "_Noreturn ";
717 break;
718 case DeclarationNode::Threadlocal:
719 output << "_Thread_local ";
720 break;
721 case DeclarationNode::NoStorageClass:
722 break;
723 } // switch
724 }
725} // namespace CodeGen
726
727// Local Variables: //
728// tab-width: 4 //
729// mode: c++ //
730// compile-command: "make install" //
731// End: //
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