source: src/CodeGen/CodeGenerator.cc@ 4dfa562

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 4dfa562 was f980549, checked in by Thierry Delisle <tdelisle@…>, 8 years ago

Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc
  • Property mode set to 100644
File size: 32.3 KB
RevLine 
[51587aa]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//
[71f4e4f]7// CodeGenerator.cc --
[51587aa]8//
9// Author : Richard C. Bilson
10// Created On : Mon May 18 07:44:20 2015
[e612146c]11// Last Modified By : Peter A. Buhr
12// Last Modified On : Sun Sep 3 20:42:52 2017
13// Update Count : 490
[51587aa]14//
[3268a58]15#include "CodeGenerator.h"
[51587aa]16
[bf2438c]17#include <cassert> // for assert, assertf
18#include <list> // for _List_iterator, list, list<>::it...
[51b73452]19
[bf2438c]20#include "Common/SemanticError.h" // for SemanticError
21#include "Common/UniqueName.h" // for UniqueName
22#include "Common/utility.h" // for CodeLocation, toString
23#include "GenType.h" // for genType
24#include "InitTweak/InitTweak.h" // for getPointerBase
25#include "OperatorTable.h" // for OperatorInfo, operatorLookup
26#include "Parser/LinkageSpec.h" // for Spec, Intrinsic
27#include "SynTree/Attribute.h" // for Attribute
28#include "SynTree/BaseSyntaxNode.h" // for BaseSyntaxNode
29#include "SynTree/Constant.h" // for Constant
30#include "SynTree/Declaration.h" // for DeclarationWithType, TypeDecl
31#include "SynTree/Expression.h" // for Expression, UntypedExpr, Applica...
32#include "SynTree/Initializer.h" // for Initializer, ListInit, Designation
33#include "SynTree/Label.h" // for Label, operator<<
34#include "SynTree/Statement.h" // for Statement, AsmStmt, BranchStmt
35#include "SynTree/Type.h" // for Type, Type::StorageClasses, Func...
[10a7775]36
[51b73452]37using namespace std;
38
39namespace CodeGen {
[6c4ff37]40 int CodeGenerator::tabsize = 4;
[51587aa]41
[145f1fc]42 // the kinds of statements that would ideally be followed by whitespace
[2b6c1e0]43 bool wantSpacing( Statement * stmt) {
44 return dynamic_cast< IfStmt * >( stmt ) || dynamic_cast< CompoundStmt * >( stmt ) ||
[08061589]45 dynamic_cast< WhileStmt * >( stmt ) || dynamic_cast< ForStmt * >( stmt ) || dynamic_cast< SwitchStmt *>( stmt );
[2b6c1e0]46 }
47
[8688ce1]48 void CodeGenerator::extension( Expression * expr ) {
[8e9cbb2]49 if ( expr->get_extension() ) {
50 output << "__extension__ ";
51 } // if
52 } // extension
53
[8688ce1]54 void CodeGenerator::extension( Declaration * decl ) {
[8e9cbb2]55 if ( decl->get_extension() ) {
56 output << "__extension__ ";
57 } // if
58 } // extension
59
[58dd019]60 void CodeGenerator::asmName( DeclarationWithType * decl ) {
[e612146c]61 if ( ConstantExpr * asmName = dynamic_cast<ConstantExpr *>(decl->get_asmName()) ) {
[58dd019]62 output << " asm ( " << asmName->get_constant()->get_value() << " )";
63 } // if
64 } // extension
65
[888cbe4]66 CodeGenerator::LabelPrinter & CodeGenerator::LabelPrinter::operator()( std::list< Label > & l ) {
67 labels = &l;
68 return *this;
69 }
70
[8688ce1]71 ostream & operator<<( ostream & output, CodeGenerator::LabelPrinter & printLabels ) {
[888cbe4]72 std::list< Label > & labs = *printLabels.labels;
73 // l.unique(); // assumes a sorted list. Why not use set? Does order matter?
74 for ( Label & l : labs ) {
75 output << l.get_name() + ": ";
76 printLabels.cg.genAttributes( l.get_attributes() );
[8688ce1]77 } // for
[888cbe4]78 return output;
79 }
80
[d22e90f]81 /* Using updateLocation at the beginning of a node and endl
[8bafacc]82 * within a node should become the method of formating.
83 */
84 void CodeGenerator::updateLocation( CodeLocation const & to ) {
[d22e90f]85 // skip if linemarks shouldn't appear or if codelocation is unset
86 if ( !lineMarks || to.isUnset() ) return;
87
88 if ( currentLocation.followedBy( to, 0 ) ) {
[8bafacc]89 return;
90 } else if ( currentLocation.followedBy( to, 1 ) ) {
91 output << "\n" << indent;
[d48e529]92 currentLocation.first_line += 1;
[8bafacc]93 } else if ( currentLocation.followedBy( to, 2 ) ) {
94 output << "\n\n" << indent;
[d48e529]95 currentLocation.first_line += 2;
[8bafacc]96 } else {
[d48e529]97 output << "\n# " << to.first_line << " \"" << to.filename
[8bafacc]98 << "\"\n" << indent;
99 currentLocation = to;
100 }
101 output << std::flush;
102 }
[c850687]103
[8bafacc]104 void CodeGenerator::updateLocation( BaseSyntaxNode const * to ) {
105 updateLocation( to->location );
[c850687]106 }
107
[d22e90f]108 // replace endl
109 ostream & CodeGenerator::LineEnder::operator()( ostream & os ) const {
110 // if ( !cg.lineMarks ) {
111 // os << "\n" << cg.indent << std::flush;
112 // }
113 os << "\n" << std::flush;
114 cg.currentLocation.first_line++;
115 // os << "/* did endl; current loc is: " << cg.currentLocation.first_line << "*/";
116 return os;
[c850687]117 }
118
[d22e90f]119 CodeGenerator::CodeGenerator( std::ostream & os, bool pretty, bool genC, bool lineMarks ) : indent( CodeGenerator::tabsize ), output( os ), printLabels( *this ), pretty( pretty ), genC( genC ), lineMarks( lineMarks ), endl( *this ) {}
[cda48b6]120
[486341f]121 string CodeGenerator::mangleName( DeclarationWithType * decl ) {
[35b1bf4]122 if ( pretty ) return decl->get_name();
[51587aa]123 if ( decl->get_mangleName() != "" ) {
[f326f99]124 // need to incorporate scope level in order to differentiate names for destructors
125 return decl->get_scopedMangleName();
[51587aa]126 } else {
127 return decl->get_name();
128 } // if
129 }
[94b4364]130
[44a81853]131 void CodeGenerator::genAttributes( list< Attribute * > & attributes ) {
132 if ( attributes.empty() ) return;
133 output << "__attribute__ ((";
134 for ( list< Attribute * >::iterator attr( attributes.begin() );; ) {
135 output << (*attr)->get_name();
136 if ( ! (*attr)->get_parameters().empty() ) {
137 output << "(";
138 genCommaList( (*attr)->get_parameters().begin(), (*attr)->get_parameters().end() );
139 output << ")";
140 } // if
141 if ( ++attr == attributes.end() ) break;
142 output << ","; // separator
143 } // for
144 output << ")) ";
145 } // CodeGenerator::genAttributes
[7baed7d]146
[9857e8d]147 // *** BaseSyntaxNode
[d22e90f]148 void CodeGenerator::previsit( BaseSyntaxNode * node ) {
[9857e8d]149 // turn off automatic recursion for all nodes, to allow each visitor to
150 // precisely control the order in which its children are visited.
151 visit_children = false;
[d22e90f]152 updateLocation( node );
[9857e8d]153 }
154
155 // *** BaseSyntaxNode
156 void CodeGenerator::postvisit( BaseSyntaxNode * node ) {
157 std::stringstream ss;
158 node->print( ss );
159 assertf( false, "Unhandled node reached in CodeGenerator: %s", ss.str().c_str() );
160 }
[7baed7d]161
[4810867]162 // *** Declarations
[9857e8d]163 void CodeGenerator::postvisit( FunctionDecl * functionDecl ) {
[8e9cbb2]164 extension( functionDecl );
[7baed7d]165 genAttributes( functionDecl->get_attributes() );
166
[51587aa]167 handleStorageClass( functionDecl );
[6e8bd43]168 functionDecl->get_funcSpec().print( output );
[dd020c0]169
[e39241b]170 output << genType( functionDecl->get_functionType(), mangleName( functionDecl ), pretty, genC );
[51587aa]171
[58dd019]172 asmName( functionDecl );
173
[51587aa]174 if ( functionDecl->get_statements() ) {
[9857e8d]175 functionDecl->get_statements()->accept( *visitor );
[51587aa]176 } // if
177 }
178
[9857e8d]179 void CodeGenerator::postvisit( ObjectDecl * objectDecl ) {
[e39241b]180 if (objectDecl->get_name().empty() && genC ) {
181 // only generate an anonymous name when generating C code, otherwise it clutters the output too much
[d9c8a59]182 static UniqueName name = { "__anonymous_object" };
183 objectDecl->set_name( name.newName() );
184 }
185
[8e9cbb2]186 extension( objectDecl );
[f9cebb5]187 genAttributes( objectDecl->get_attributes() );
188
[51587aa]189 handleStorageClass( objectDecl );
[e39241b]190 output << genType( objectDecl->get_type(), mangleName( objectDecl ), pretty, genC );
[71f4e4f]191
[58dd019]192 asmName( objectDecl );
193
[51587aa]194 if ( objectDecl->get_init() ) {
[6c4ff37]195 output << " = ";
[9857e8d]196 objectDecl->get_init()->accept( *visitor );
[51587aa]197 } // if
[3778cb2]198
[51587aa]199 if ( objectDecl->get_bitfieldWidth() ) {
[6c4ff37]200 output << ":";
[9857e8d]201 objectDecl->get_bitfieldWidth()->accept( *visitor );
[51587aa]202 } // if
203 }
204
[5f642e38]205 void CodeGenerator::handleAggregate( AggregateDecl * aggDecl, const std::string & kind ) {
[c0aa336]206 genAttributes( aggDecl->get_attributes() );
[35b1bf4]207
[e39241b]208 if( ! aggDecl->get_parameters().empty() && ! genC ) {
209 // assertf( ! genC, "Aggregate type parameters should not reach code generation." );
210 output << "forall(";
211 genCommaList( aggDecl->get_parameters().begin(), aggDecl->get_parameters().end() );
212 output << ")" << endl;
[e6cee92]213 output << indent;
[e39241b]214 }
215
[a984e65]216 output << kind << aggDecl->get_name();
[71f4e4f]217
[2c57025]218 if ( aggDecl->has_body() ) {
219 std::list< Declaration * > & memb = aggDecl->get_members();
[94b4364]220 output << " {" << endl;
[51587aa]221
[f7cb0bc]222 ++indent;
[3778cb2]223 for ( std::list< Declaration* >::iterator i = memb.begin(); i != memb.end(); i++ ) {
[87e08e24]224 output << indent;
[9857e8d]225 (*i)->accept( *visitor );
[6c4ff37]226 output << ";" << endl;
[3778cb2]227 } // for
[51587aa]228
[f7cb0bc]229 --indent;
[51587aa]230
[cda48b6]231 output << indent << "}";
[17cd4eb]232 } // if
[51587aa]233 }
[17cd4eb]234
[9857e8d]235 void CodeGenerator::postvisit( StructDecl * structDecl ) {
[8e9cbb2]236 extension( structDecl );
[5f642e38]237 handleAggregate( structDecl, "struct " );
[51587aa]238 }
[17cd4eb]239
[9857e8d]240 void CodeGenerator::postvisit( UnionDecl * unionDecl ) {
[8e9cbb2]241 extension( unionDecl );
[5f642e38]242 handleAggregate( unionDecl, "union " );
[51587aa]243 }
[71f4e4f]244
[9857e8d]245 void CodeGenerator::postvisit( EnumDecl * enumDecl ) {
[8e9cbb2]246 extension( enumDecl );
[6c4ff37]247 output << "enum ";
[c0aa336]248 genAttributes( enumDecl->get_attributes() );
[51587aa]249
[a984e65]250 output << enumDecl->get_name();
[71f4e4f]251
[8e9cbb2]252 std::list< Declaration* > &memb = enumDecl->get_members();
[51587aa]253
254 if ( ! memb.empty() ) {
[cda48b6]255 output << " {" << endl;
[51587aa]256
[f7cb0bc]257 ++indent;
[51587aa]258 for ( std::list< Declaration* >::iterator i = memb.begin(); i != memb.end(); i++) {
[8688ce1]259 ObjectDecl * obj = dynamic_cast< ObjectDecl* >( *i );
[51587aa]260 assert( obj );
[87e08e24]261 output << indent << mangleName( obj );
[51587aa]262 if ( obj->get_init() ) {
[6c4ff37]263 output << " = ";
[9857e8d]264 obj->get_init()->accept( *visitor );
[51587aa]265 } // if
[6c4ff37]266 output << "," << endl;
[51587aa]267 } // for
268
[f7cb0bc]269 --indent;
[51587aa]270
[cda48b6]271 output << indent << "}";
[51587aa]272 } // if
273 }
[71f4e4f]274
[9857e8d]275 void CodeGenerator::postvisit( TraitDecl * traitDecl ) {
[a0c7dc36]276 assertf( ! genC, "TraitDecls should not reach code generation." );
[a984e65]277 extension( traitDecl );
278 handleAggregate( traitDecl, "trait " );
279 }
[71f4e4f]280
[9857e8d]281 void CodeGenerator::postvisit( TypedefDecl * typeDecl ) {
[e39241b]282 assertf( ! genC, "Typedefs are removed and substituted in earlier passes." );
283 output << "typedef ";
284 output << genType( typeDecl->get_base(), typeDecl->get_name(), pretty, genC ) << endl;
[51587aa]285 }
[71f4e4f]286
[9857e8d]287 void CodeGenerator::postvisit( TypeDecl * typeDecl ) {
[a0c7dc36]288 assertf( ! genC, "TypeDecls should not reach code generation." );
289 output << typeDecl->genTypeString() << " " << typeDecl->get_name();
290 if ( typeDecl->get_kind() != TypeDecl::Any && typeDecl->get_sized() ) {
291 output << " | sized(" << typeDecl->get_name() << ")";
292 }
293 if ( ! typeDecl->get_assertions().empty() ) {
294 output << " | { ";
295 genCommaList( typeDecl->get_assertions().begin(), typeDecl->get_assertions().end() );
296 output << " }";
[e39241b]297 }
[51587aa]298 }
299
[9857e8d]300 void CodeGenerator::postvisit( Designation * designation ) {
[e4d829b]301 std::list< Expression * > designators = designation->get_designators();
[e45215c]302 if ( designators.size() == 0 ) return;
[e4d829b]303 for ( Expression * des : designators ) {
[62423350]304 if ( dynamic_cast< NameExpr * >( des ) || dynamic_cast< VariableExpr * >( des ) ) {
305 // if expression is a NameExpr or VariableExpr, then initializing aggregate member
306 output << ".";
[9857e8d]307 des->accept( *visitor );
[e4d829b]308 } else {
[62423350]309 // otherwise, it has to be a ConstantExpr or CastExpr, initializing array eleemnt
310 output << "[";
[9857e8d]311 des->accept( *visitor );
[62423350]312 output << "]";
[3778cb2]313 } // if
314 } // for
[e45215c]315 output << " = ";
316 }
317
[9857e8d]318 void CodeGenerator::postvisit( SingleInit * init ) {
319 init->get_value()->accept( *visitor );
[51587aa]320 }
321
[9857e8d]322 void CodeGenerator::postvisit( ListInit * init ) {
[e4d829b]323 auto initBegin = init->begin();
324 auto initEnd = init->end();
325 auto desigBegin = init->get_designations().begin();
326 auto desigEnd = init->get_designations().end();
327
[6c4ff37]328 output << "{ ";
[e4d829b]329 for ( ; initBegin != initEnd && desigBegin != desigEnd; ) {
[9857e8d]330 (*desigBegin)->accept( *visitor );
331 (*initBegin)->accept( *visitor );
[e4d829b]332 ++initBegin, ++desigBegin;
333 if ( initBegin != initEnd ) {
334 output << ", ";
335 }
336 }
[6c4ff37]337 output << " }";
[e4d829b]338 assertf( initBegin == initEnd && desigBegin == desigEnd, "Initializers and designators not the same length. %s", toString( init ).c_str() );
[51587aa]339 }
340
[d22e90f]341 void CodeGenerator::postvisit( ConstructorInit * init ){
[e39241b]342 assertf( ! genC, "ConstructorInit nodes should not reach code generation." );
[e6cee92]343 // pseudo-output for constructor/destructor pairs
[d22e90f]344 output << "<ctorinit>{" << endl << ++indent << "ctor: ";
[9857e8d]345 maybeAccept( init->get_ctor(), *visitor );
[d22e90f]346 output << ", " << endl << indent << "dtor: ";
[9857e8d]347 maybeAccept( init->get_dtor(), *visitor );
[d22e90f]348 output << endl << --indent << "}";
[fc638d2]349 }
350
[9857e8d]351 void CodeGenerator::postvisit( Constant * constant ) {
[6c4ff37]352 output << constant->get_value() ;
[51587aa]353 }
354
[4810867]355 // *** Expressions
[9857e8d]356 void CodeGenerator::postvisit( ApplicationExpr * applicationExpr ) {
[e04ef3a]357 extension( applicationExpr );
[8688ce1]358 if ( VariableExpr * varExpr = dynamic_cast< VariableExpr* >( applicationExpr->get_function() ) ) {
[51587aa]359 OperatorInfo opInfo;
360 if ( varExpr->get_var()->get_linkage() == LinkageSpec::Intrinsic && operatorLookup( varExpr->get_var()->get_name(), opInfo ) ) {
361 std::list< Expression* >::iterator arg = applicationExpr->get_args().begin();
362 switch ( opInfo.type ) {
363 case OT_INDEX:
364 assert( applicationExpr->get_args().size() == 2 );
[9857e8d]365 (*arg++)->accept( *visitor );
[6c4ff37]366 output << "[";
[9857e8d]367 (*arg)->accept( *visitor );
[6c4ff37]368 output << "]";
[51587aa]369 break;
[71f4e4f]370
[51587aa]371 case OT_CALL:
[356189a]372 // there are no intrinsic definitions of the function call operator
[51587aa]373 assert( false );
374 break;
[71f4e4f]375
[f1e012b]376 case OT_CTOR:
[c2ce2350]377 case OT_DTOR:
[356189a]378 if ( applicationExpr->get_args().size() == 1 ) {
[8e9cbb2]379 // the expression fed into a single parameter constructor or destructor may contain side
380 // effects, so must still output this expression
[64071c2]381 output << "(";
[9857e8d]382 (*arg++)->accept( *visitor );
[64071c2]383 output << ") /* " << opInfo.inputName << " */";
[356189a]384 } else if ( applicationExpr->get_args().size() == 2 ) {
[c2ce2350]385 // intrinsic two parameter constructors are essentially bitwise assignment
[356189a]386 output << "(";
[9857e8d]387 (*arg++)->accept( *visitor );
[356189a]388 output << opInfo.symbol;
[9857e8d]389 (*arg)->accept( *visitor );
[c2ce2350]390 output << ") /* " << opInfo.inputName << " */";
[356189a]391 } else {
[c2ce2350]392 // no constructors with 0 or more than 2 parameters
[356189a]393 assert( false );
[8688ce1]394 } // if
[356189a]395 break;
[f1e012b]396
[51587aa]397 case OT_PREFIX:
398 case OT_PREFIXASSIGN:
399 assert( applicationExpr->get_args().size() == 1 );
[6c4ff37]400 output << "(";
401 output << opInfo.symbol;
[9857e8d]402 (*arg)->accept( *visitor );
[6c4ff37]403 output << ")";
[51587aa]404 break;
[71f4e4f]405
[51587aa]406 case OT_POSTFIX:
407 case OT_POSTFIXASSIGN:
408 assert( applicationExpr->get_args().size() == 1 );
[9857e8d]409 (*arg)->accept( *visitor );
[6c4ff37]410 output << opInfo.symbol;
[51587aa]411 break;
412
[f1e012b]413
[51587aa]414 case OT_INFIX:
415 case OT_INFIXASSIGN:
416 assert( applicationExpr->get_args().size() == 2 );
[6c4ff37]417 output << "(";
[9857e8d]418 (*arg++)->accept( *visitor );
[6c4ff37]419 output << opInfo.symbol;
[9857e8d]420 (*arg)->accept( *visitor );
[6c4ff37]421 output << ")";
[51587aa]422 break;
[71f4e4f]423
[51587aa]424 case OT_CONSTANT:
[721f17a]425 case OT_LABELADDRESS:
426 // there are no intrinsic definitions of 0/1 or label addresses as functions
[51587aa]427 assert( false );
[3778cb2]428 } // switch
[17cd4eb]429 } else {
[9857e8d]430 varExpr->accept( *visitor );
[6c4ff37]431 output << "(";
[51587aa]432 genCommaList( applicationExpr->get_args().begin(), applicationExpr->get_args().end() );
[6c4ff37]433 output << ")";
[17cd4eb]434 } // if
[51587aa]435 } else {
[9857e8d]436 applicationExpr->get_function()->accept( *visitor );
[6c4ff37]437 output << "(";
[51587aa]438 genCommaList( applicationExpr->get_args().begin(), applicationExpr->get_args().end() );
[6c4ff37]439 output << ")";
[51587aa]440 } // if
441 }
[71f4e4f]442
[9857e8d]443 void CodeGenerator::postvisit( UntypedExpr * untypedExpr ) {
[e04ef3a]444 extension( untypedExpr );
[8688ce1]445 if ( NameExpr * nameExpr = dynamic_cast< NameExpr* >( untypedExpr->get_function() ) ) {
[51587aa]446 OperatorInfo opInfo;
447 if ( operatorLookup( nameExpr->get_name(), opInfo ) ) {
448 std::list< Expression* >::iterator arg = untypedExpr->get_args().begin();
449 switch ( opInfo.type ) {
450 case OT_INDEX:
451 assert( untypedExpr->get_args().size() == 2 );
[9857e8d]452 (*arg++)->accept( *visitor );
[6c4ff37]453 output << "[";
[9857e8d]454 (*arg)->accept( *visitor );
[6c4ff37]455 output << "]";
[51587aa]456 break;
[71f4e4f]457
[51587aa]458 case OT_CALL:
[f1e012b]459 assert( false );
460
[c2ce2350]461 case OT_CTOR:
462 case OT_DTOR:
463 if ( untypedExpr->get_args().size() == 1 ) {
[8e9cbb2]464 // the expression fed into a single parameter constructor or destructor may contain side
465 // effects, so must still output this expression
[64071c2]466 output << "(";
[9857e8d]467 (*arg++)->accept( *visitor );
[64071c2]468 output << ") /* " << opInfo.inputName << " */";
[c2ce2350]469 } else if ( untypedExpr->get_args().size() == 2 ) {
470 // intrinsic two parameter constructors are essentially bitwise assignment
471 output << "(";
[9857e8d]472 (*arg++)->accept( *visitor );
[c2ce2350]473 output << opInfo.symbol;
[9857e8d]474 (*arg)->accept( *visitor );
[c2ce2350]475 output << ") /* " << opInfo.inputName << " */";
476 } else {
477 // no constructors with 0 or more than 2 parameters
[4e8949f]478 assertf( ! genC, "UntypedExpr constructor/destructor with 0 or more than 2 parameters." );
479 output << "(";
480 (*arg++)->accept( *visitor );
481 output << opInfo.symbol << "{ ";
482 genCommaList( arg, untypedExpr->get_args().end() );
483 output << "}) /* " << opInfo.inputName << " */";
[3778cb2]484 } // if
[51587aa]485 break;
[71f4e4f]486
[51587aa]487 case OT_PREFIX:
488 case OT_PREFIXASSIGN:
[de62360d]489 case OT_LABELADDRESS:
[51587aa]490 assert( untypedExpr->get_args().size() == 1 );
[6c4ff37]491 output << "(";
492 output << opInfo.symbol;
[9857e8d]493 (*arg)->accept( *visitor );
[6c4ff37]494 output << ")";
[51587aa]495 break;
[71f4e4f]496
[51587aa]497 case OT_POSTFIX:
498 case OT_POSTFIXASSIGN:
499 assert( untypedExpr->get_args().size() == 1 );
[9857e8d]500 (*arg)->accept( *visitor );
[6c4ff37]501 output << opInfo.symbol;
[51587aa]502 break;
[71f4e4f]503
[51587aa]504 case OT_INFIX:
505 case OT_INFIXASSIGN:
506 assert( untypedExpr->get_args().size() == 2 );
[6c4ff37]507 output << "(";
[9857e8d]508 (*arg++)->accept( *visitor );
[6c4ff37]509 output << opInfo.symbol;
[9857e8d]510 (*arg)->accept( *visitor );
[6c4ff37]511 output << ")";
[51587aa]512 break;
[71f4e4f]513
[51587aa]514 case OT_CONSTANT:
515 // there are no intrinsic definitions of 0 or 1 as functions
516 assert( false );
[3778cb2]517 } // switch
[51587aa]518 } else {
[8688ce1]519 if ( nameExpr->get_name() == "..." ) { // case V1 ... V2 or case V1~V2
[ac911f4]520 assert( untypedExpr->get_args().size() == 2 );
[9857e8d]521 (*untypedExpr->get_args().begin())->accept( *visitor );
[ac911f4]522 output << " ... ";
[9857e8d]523 (*--untypedExpr->get_args().end())->accept( *visitor );
[057b34f]524 } else { // builtin routines
[9857e8d]525 nameExpr->accept( *visitor );
[057b34f]526 output << "(";
527 genCommaList( untypedExpr->get_args().begin(), untypedExpr->get_args().end() );
528 output << ")";
[66d12f7]529 } // if
[51587aa]530 } // if
531 } else {
[9857e8d]532 untypedExpr->get_function()->accept( *visitor );
[6c4ff37]533 output << "(";
[51587aa]534 genCommaList( untypedExpr->get_args().begin(), untypedExpr->get_args().end() );
[6c4ff37]535 output << ")";
[51587aa]536 } // if
537 }
[71f4e4f]538
[9857e8d]539 void CodeGenerator::postvisit( RangeExpr * rangeExpr ) {
540 rangeExpr->get_low()->accept( *visitor );
[064e3ff]541 output << " ... ";
[9857e8d]542 rangeExpr->get_high()->accept( *visitor );
[064e3ff]543 }
544
[9857e8d]545 void CodeGenerator::postvisit( NameExpr * nameExpr ) {
[e04ef3a]546 extension( nameExpr );
[51587aa]547 OperatorInfo opInfo;
548 if ( operatorLookup( nameExpr->get_name(), opInfo ) ) {
549 assert( opInfo.type == OT_CONSTANT );
[6c4ff37]550 output << opInfo.symbol;
[51587aa]551 } else {
[6c4ff37]552 output << nameExpr->get_name();
[51587aa]553 } // if
554 }
[71f4e4f]555
[9857e8d]556 void CodeGenerator::postvisit( AddressExpr * addressExpr ) {
[e04ef3a]557 extension( addressExpr );
[6c4ff37]558 output << "(&";
[9857e8d]559 addressExpr->arg->accept( *visitor );
[6c4ff37]560 output << ")";
[51587aa]561 }
562
[9857e8d]563 void CodeGenerator::postvisit( LabelAddressExpr *addressExpr ) {
[5809461]564 extension( addressExpr );
565 output << "(&&" << addressExpr->arg << ")";
566 }
567
[9857e8d]568 void CodeGenerator::postvisit( CastExpr * castExpr ) {
[e04ef3a]569 extension( castExpr );
[803deb1]570 output << "(";
[906e24d]571 if ( castExpr->get_result()->isVoid() ) {
[803deb1]572 output << "(void)" ;
[d104b02]573 } else {
574 // at least one result type of cast.
575 // Note: previously, lvalue casts were skipped. Since it's now impossible for the user to write
576 // an lvalue cast, this has been taken out.
[803deb1]577 output << "(";
[e39241b]578 output << genType( castExpr->get_result(), "", pretty, genC );
[71f4e4f]579 output << ")";
[3778cb2]580 } // if
[9857e8d]581 castExpr->get_arg()->accept( *visitor );
[803deb1]582 output << ")";
[51587aa]583 }
[71f4e4f]584
[9857e8d]585 void CodeGenerator::postvisit( VirtualCastExpr * castExpr ) {
[a5f0529]586 assertf( ! genC, "VirtualCastExpr should not reach code generation." );
587 extension( castExpr );
588 output << "(virtual ";
[9857e8d]589 castExpr->get_arg()->accept( *visitor );
[a5f0529]590 output << ")";
591 }
592
[9857e8d]593 void CodeGenerator::postvisit( UntypedMemberExpr * memberExpr ) {
[e39241b]594 assertf( ! genC, "UntypedMemberExpr should not reach code generation." );
595 extension( memberExpr );
[9857e8d]596 memberExpr->get_aggregate()->accept( *visitor );
[5f642e38]597 output << ".";
[9857e8d]598 memberExpr->get_member()->accept( *visitor );
[51587aa]599 }
[71f4e4f]600
[9857e8d]601 void CodeGenerator::postvisit( MemberExpr * memberExpr ) {
[e04ef3a]602 extension( memberExpr );
[9857e8d]603 memberExpr->get_aggregate()->accept( *visitor );
[6c4ff37]604 output << "." << mangleName( memberExpr->get_member() );
[51587aa]605 }
[71f4e4f]606
[9857e8d]607 void CodeGenerator::postvisit( VariableExpr * variableExpr ) {
[e04ef3a]608 extension( variableExpr );
[51587aa]609 OperatorInfo opInfo;
610 if ( variableExpr->get_var()->get_linkage() == LinkageSpec::Intrinsic && operatorLookup( variableExpr->get_var()->get_name(), opInfo ) && opInfo.type == OT_CONSTANT ) {
[6c4ff37]611 output << opInfo.symbol;
[51587aa]612 } else {
[6c4ff37]613 output << mangleName( variableExpr->get_var() );
[51587aa]614 } // if
615 }
[71f4e4f]616
[9857e8d]617 void CodeGenerator::postvisit( ConstantExpr * constantExpr ) {
[51587aa]618 assert( constantExpr->get_constant() );
[e04ef3a]619 extension( constantExpr );
[9857e8d]620 constantExpr->get_constant()->accept( *visitor );
[51587aa]621 }
[71f4e4f]622
[9857e8d]623 void CodeGenerator::postvisit( SizeofExpr * sizeofExpr ) {
[e04ef3a]624 extension( sizeofExpr );
[6c4ff37]625 output << "sizeof(";
[51587aa]626 if ( sizeofExpr->get_isType() ) {
[e39241b]627 output << genType( sizeofExpr->get_type(), "", pretty, genC );
[51587aa]628 } else {
[9857e8d]629 sizeofExpr->get_expr()->accept( *visitor );
[51587aa]630 } // if
[6c4ff37]631 output << ")";
[51587aa]632 }
[47534159]633
[9857e8d]634 void CodeGenerator::postvisit( AlignofExpr * alignofExpr ) {
[47534159]635 // use GCC extension to avoid bumping std to C11
[8e9cbb2]636 extension( alignofExpr );
[47534159]637 output << "__alignof__(";
[25a054f]638 if ( alignofExpr->get_isType() ) {
[e39241b]639 output << genType( alignofExpr->get_type(), "", pretty, genC );
[47534159]640 } else {
[9857e8d]641 alignofExpr->get_expr()->accept( *visitor );
[47534159]642 } // if
643 output << ")";
644 }
[71f4e4f]645
[9857e8d]646 void CodeGenerator::postvisit( UntypedOffsetofExpr * offsetofExpr ) {
[e39241b]647 assertf( ! genC, "UntypedOffsetofExpr should not reach code generation." );
648 output << "offsetof(";
649 output << genType( offsetofExpr->get_type(), "", pretty, genC );
650 output << ", " << offsetofExpr->get_member();
651 output << ")";
[2a4b088]652 }
653
[9857e8d]654 void CodeGenerator::postvisit( OffsetofExpr * offsetofExpr ) {
[25a054f]655 // use GCC builtin
656 output << "__builtin_offsetof(";
[e39241b]657 output << genType( offsetofExpr->get_type(), "", pretty, genC );
[e551c69]658 output << ", " << mangleName( offsetofExpr->get_member() );
[25a054f]659 output << ")";
660 }
[d63eeb0]661
[9857e8d]662 void CodeGenerator::postvisit( OffsetPackExpr * offsetPackExpr ) {
[e39241b]663 assertf( ! genC, "OffsetPackExpr should not reach code generation." );
664 output << "__CFA_offsetpack(" << genType( offsetPackExpr->get_type(), "", pretty, genC ) << ")";
[afc1045]665 }
[70a06f6]666
[9857e8d]667 void CodeGenerator::postvisit( LogicalExpr * logicalExpr ) {
[e04ef3a]668 extension( logicalExpr );
[6c4ff37]669 output << "(";
[9857e8d]670 logicalExpr->get_arg1()->accept( *visitor );
[51587aa]671 if ( logicalExpr->get_isAnd() ) {
[6c4ff37]672 output << " && ";
[51587aa]673 } else {
[6c4ff37]674 output << " || ";
[51587aa]675 } // if
[9857e8d]676 logicalExpr->get_arg2()->accept( *visitor );
[6c4ff37]677 output << ")";
[51587aa]678 }
[71f4e4f]679
[9857e8d]680 void CodeGenerator::postvisit( ConditionalExpr * conditionalExpr ) {
[e04ef3a]681 extension( conditionalExpr );
[6c4ff37]682 output << "(";
[9857e8d]683 conditionalExpr->get_arg1()->accept( *visitor );
[6c4ff37]684 output << " ? ";
[9857e8d]685 conditionalExpr->get_arg2()->accept( *visitor );
[6c4ff37]686 output << " : ";
[9857e8d]687 conditionalExpr->get_arg3()->accept( *visitor );
[6c4ff37]688 output << ")";
[51587aa]689 }
[71f4e4f]690
[9857e8d]691 void CodeGenerator::postvisit( CommaExpr * commaExpr ) {
[e04ef3a]692 extension( commaExpr );
[6c4ff37]693 output << "(";
[8a6cf7e]694 if ( genC ) {
695 // arg1 of a CommaExpr is never used, so it can be safely cast to void to reduce gcc warnings.
696 commaExpr->set_arg1( new CastExpr( commaExpr->get_arg1() ) );
697 }
[9857e8d]698 commaExpr->get_arg1()->accept( *visitor );
[6c4ff37]699 output << " , ";
[9857e8d]700 commaExpr->get_arg2()->accept( *visitor );
[6c4ff37]701 output << ")";
[51587aa]702 }
[71f4e4f]703
[9857e8d]704 void CodeGenerator::postvisit( TupleAssignExpr * tupleExpr ) {
[d104b02]705 assertf( ! genC, "TupleAssignExpr should not reach code generation." );
[9857e8d]706 tupleExpr->stmtExpr->accept( *visitor );
[d104b02]707 }
708
[9857e8d]709 void CodeGenerator::postvisit( UntypedTupleExpr * tupleExpr ) {
[e39241b]710 assertf( ! genC, "UntypedTupleExpr should not reach code generation." );
[f975c65]711 extension( tupleExpr );
[e39241b]712 output << "[";
713 genCommaList( tupleExpr->get_exprs().begin(), tupleExpr->get_exprs().end() );
714 output << "]";
715 }
[907eccb]716
[9857e8d]717 void CodeGenerator::postvisit( TupleExpr * tupleExpr ) {
[e39241b]718 assertf( ! genC, "TupleExpr should not reach code generation." );
[f975c65]719 extension( tupleExpr );
[e39241b]720 output << "[";
721 genCommaList( tupleExpr->get_exprs().begin(), tupleExpr->get_exprs().end() );
722 output << "]";
723 }
[71f4e4f]724
[9857e8d]725 void CodeGenerator::postvisit( TupleIndexExpr * tupleExpr ) {
[f975c65]726 assertf( ! genC, "TupleIndexExpr should not reach code generation." );
727 extension( tupleExpr );
[9857e8d]728 tupleExpr->get_tuple()->accept( *visitor );
[f975c65]729 output << "." << tupleExpr->get_index();
730 }
731
[9857e8d]732 void CodeGenerator::postvisit( TypeExpr * typeExpr ) {
[e4d829b]733 // if ( genC ) std::cerr << "typeexpr still exists: " << typeExpr << std::endl;
734 // assertf( ! genC, "TypeExpr should not reach code generation." );
735 if ( ! genC ) {
736 output<< genType( typeExpr->get_type(), "", pretty, genC );
737 }
[e39241b]738 }
[2b6c1e0]739
[9857e8d]740 void CodeGenerator::postvisit( AsmExpr * asmExpr ) {
[7f5566b]741 if ( asmExpr->get_inout() ) {
742 output << "[ ";
[9857e8d]743 asmExpr->get_inout()->accept( *visitor );
[7f5566b]744 output << " ] ";
745 } // if
[9857e8d]746 asmExpr->get_constraint()->accept( *visitor );
[7f5566b]747 output << " ( ";
[9857e8d]748 asmExpr->get_operand()->accept( *visitor );
[7f5566b]749 output << " )";
750 }
751
[9857e8d]752 void CodeGenerator::postvisit( CompoundLiteralExpr *compLitExpr ) {
[fbcde64]753 assert( compLitExpr->get_result() && dynamic_cast< ListInit * > ( compLitExpr->get_initializer() ) );
[e39241b]754 output << "(" << genType( compLitExpr->get_result(), "", pretty, genC ) << ")";
[9857e8d]755 compLitExpr->get_initializer()->accept( *visitor );
[3c13c03]756 }
757
[9857e8d]758 void CodeGenerator::postvisit( UniqueExpr * unqExpr ) {
[d104b02]759 assertf( ! genC, "Unique expressions should not reach code generation." );
760 output << "unq<" << unqExpr->get_id() << ">{ ";
[9857e8d]761 unqExpr->get_expr()->accept( *visitor );
[d104b02]762 output << " }";
763 }
764
[9857e8d]765 void CodeGenerator::postvisit( StmtExpr * stmtExpr ) {
[3c13c03]766 std::list< Statement * > & stmts = stmtExpr->get_statements()->get_kids();
[d22e90f]767 output << "({" << endl;
[f7cb0bc]768 ++indent;
[3c13c03]769 unsigned int numStmts = stmts.size();
770 unsigned int i = 0;
771 for ( Statement * stmt : stmts ) {
[058f549]772 output << indent << printLabels( stmt->get_labels() );
[3c13c03]773 if ( i+1 == numStmts ) {
774 // last statement in a statement expression needs to be handled specially -
775 // cannot cast to void, otherwise the expression statement has no value
776 if ( ExprStmt * exprStmt = dynamic_cast< ExprStmt * >( stmt ) ) {
[9857e8d]777 exprStmt->get_expr()->accept( *visitor );
[3c13c03]778 output << ";" << endl;
779 ++i;
780 break;
781 }
782 }
[9857e8d]783 stmt->accept( *visitor );
[3c13c03]784 output << endl;
785 if ( wantSpacing( stmt ) ) {
786 output << endl;
787 } // if
788 ++i;
789 }
[f7cb0bc]790 --indent;
[3c13c03]791 output << indent << "})";
[6eb8948]792 }
793
[4e8949f]794 void CodeGenerator::postvisit( ConstructorExpr * expr ) {
795 assertf( ! genC, "Unique expressions should not reach code generation." );
796 expr->callExpr->accept( *visitor );
797 }
798
[4810867]799 // *** Statements
[9857e8d]800 void CodeGenerator::postvisit( CompoundStmt * compoundStmt ) {
[51587aa]801 std::list<Statement*> ks = compoundStmt->get_kids();
[2b6c1e0]802 output << "{" << endl;
[51587aa]803
[f7cb0bc]804 ++indent;
[51587aa]805
[7f5566b]806 for ( std::list<Statement *>::iterator i = ks.begin(); i != ks.end(); i++ ) {
[cda48b6]807 output << indent << printLabels( (*i)->get_labels() );
[9857e8d]808 (*i)->accept( *visitor );
[2b6c1e0]809
[6c4ff37]810 output << endl;
[2b6c1e0]811 if ( wantSpacing( *i ) ) {
812 output << endl;
[3778cb2]813 } // if
[8688ce1]814 } // for
[f7cb0bc]815 --indent;
[51587aa]816
[cda48b6]817 output << indent << "}";
[51587aa]818 }
819
[9857e8d]820 void CodeGenerator::postvisit( ExprStmt * exprStmt ) {
[6c4ff37]821 assert( exprStmt );
[262f085f]822 if ( genC ) {
823 // cast the top-level expression to void to reduce gcc warnings.
[8a6cf7e]824 exprStmt->set_expr( new CastExpr( exprStmt->get_expr() ) );
[262f085f]825 }
[9857e8d]826 exprStmt->get_expr()->accept( *visitor );
[321a2481]827 output << ";";
[51587aa]828 }
829
[9857e8d]830 void CodeGenerator::postvisit( AsmStmt * asmStmt ) {
[7f5566b]831 output << "asm ";
832 if ( asmStmt->get_voltile() ) output << "volatile ";
833 if ( ! asmStmt->get_gotolabels().empty() ) output << "goto ";
834 output << "( ";
[9857e8d]835 if ( asmStmt->get_instruction() ) asmStmt->get_instruction()->accept( *visitor );
[7f5566b]836 output << " : ";
837 genCommaList( asmStmt->get_output().begin(), asmStmt->get_output().end() );
838 output << " : ";
839 genCommaList( asmStmt->get_input().begin(), asmStmt->get_input().end() );
840 output << " : ";
841 genCommaList( asmStmt->get_clobber().begin(), asmStmt->get_clobber().end() );
842 if ( ! asmStmt->get_gotolabels().empty() ) {
843 output << " : ";
844 for ( std::list<Label>::iterator begin = asmStmt->get_gotolabels().begin();; ) {
845 output << *begin++;
846 if ( begin == asmStmt->get_gotolabels().end() ) break;
847 output << ", ";
848 } // for
849 } // if
850 output << " );" ;
851 }
852
[9857e8d]853 void CodeGenerator::postvisit( AsmDecl * asmDecl ) {
[e994912]854 output << "asm ";
855 AsmStmt * asmStmt = asmDecl->get_stmt();
856 output << "( ";
[9857e8d]857 if ( asmStmt->get_instruction() ) asmStmt->get_instruction()->accept( *visitor );
[e994912]858 output << " )" ;
859 }
860
[9857e8d]861 void CodeGenerator::postvisit( IfStmt * ifStmt ) {
[7f5566b]862 output << "if ( ";
[9857e8d]863 ifStmt->get_condition()->accept( *visitor );
[7f5566b]864 output << " ) ";
[51587aa]865
[9857e8d]866 ifStmt->get_thenPart()->accept( *visitor );
[51587aa]867
868 if ( ifStmt->get_elsePart() != 0) {
[2b6c1e0]869 output << " else ";
[9857e8d]870 ifStmt->get_elsePart()->accept( *visitor );
[51587aa]871 } // if
872 }
873
[9857e8d]874 void CodeGenerator::postvisit( SwitchStmt * switchStmt ) {
[7f5566b]875 output << "switch ( " ;
[9857e8d]876 switchStmt->get_condition()->accept( *visitor );
[7f5566b]877 output << " ) ";
[71f4e4f]878
[d22e90f]879 output << "{" << endl;
[f7cb0bc]880 ++indent;
[9857e8d]881 acceptAll( switchStmt->get_statements(), *visitor );
[f7cb0bc]882 --indent;
[cda48b6]883 output << indent << "}";
[51587aa]884 }
885
[9857e8d]886 void CodeGenerator::postvisit( CaseStmt * caseStmt ) {
[8bafacc]887 updateLocation( caseStmt );
[1dcd9554]888 output << indent;
[eb3261f]889 if ( caseStmt->isDefault()) {
[2b6c1e0]890 output << "default";
[eb3261f]891 } else {
[2b6c1e0]892 output << "case ";
[9857e8d]893 caseStmt->get_condition()->accept( *visitor );
[17cd4eb]894 } // if
[d22e90f]895 output << ":" << endl;
[71f4e4f]896
[51587aa]897 std::list<Statement *> sts = caseStmt->get_statements();
898
[f7cb0bc]899 ++indent;
[51587aa]900 for ( std::list<Statement *>::iterator i = sts.begin(); i != sts.end(); i++) {
[cda48b6]901 output << indent << printLabels( (*i)->get_labels() ) ;
[9857e8d]902 (*i)->accept( *visitor );
[6c4ff37]903 output << endl;
[3778cb2]904 } // for
[f7cb0bc]905 --indent;
[51587aa]906 }
907
[9857e8d]908 void CodeGenerator::postvisit( BranchStmt * branchStmt ) {
[51587aa]909 switch ( branchStmt->get_type()) {
910 case BranchStmt::Goto:
911 if ( ! branchStmt->get_target().empty() )
[6c4ff37]912 output << "goto " << branchStmt->get_target();
[71f4e4f]913 else {
[51587aa]914 if ( branchStmt->get_computedTarget() != 0 ) {
[6c4ff37]915 output << "goto *";
[9857e8d]916 branchStmt->get_computedTarget()->accept( *visitor );
[51587aa]917 } // if
918 } // if
919 break;
920 case BranchStmt::Break:
[6c4ff37]921 output << "break";
[51587aa]922 break;
923 case BranchStmt::Continue:
[6c4ff37]924 output << "continue";
[51587aa]925 break;
[3778cb2]926 } // switch
[2b6c1e0]927 output << ";";
[51587aa]928 }
929
[9857e8d]930 void CodeGenerator::postvisit( ReturnStmt * returnStmt ) {
[6c4ff37]931 output << "return ";
[9857e8d]932 maybeAccept( returnStmt->get_expr(), *visitor );
[6c4ff37]933 output << ";";
[51587aa]934 }
935
[9857e8d]936 void CodeGenerator::postvisit( ThrowStmt * throwStmt ) {
[daf1af8]937 assertf( ! genC, "Throw statements should not reach code generation." );
938
939 output << ((throwStmt->get_kind() == ThrowStmt::Terminate) ?
940 "throw" : "throwResume");
941 if (throwStmt->get_expr()) {
942 output << " ";
[9857e8d]943 throwStmt->get_expr()->accept( *visitor );
[daf1af8]944 }
945 if (throwStmt->get_target()) {
946 output << " _At ";
[9857e8d]947 throwStmt->get_target()->accept( *visitor );
[daf1af8]948 }
949 output << ";";
950 }
951
[9857e8d]952 void CodeGenerator::postvisit( WhileStmt * whileStmt ) {
[321a2481]953 if ( whileStmt->get_isDoWhile() ) {
[6c4ff37]954 output << "do" ;
[321a2481]955 } else {
[6c4ff37]956 output << "while (" ;
[9857e8d]957 whileStmt->get_condition()->accept( *visitor );
[6c4ff37]958 output << ")";
[51587aa]959 } // if
[2b6c1e0]960 output << " ";
[51587aa]961
[2b6c1e0]962 output << CodeGenerator::printLabels( whileStmt->get_body()->get_labels() );
[9857e8d]963 whileStmt->get_body()->accept( *visitor );
[51587aa]964
[cda48b6]965 output << indent;
[51587aa]966
967 if ( whileStmt->get_isDoWhile() ) {
[6c4ff37]968 output << " while (" ;
[9857e8d]969 whileStmt->get_condition()->accept( *visitor );
[6c4ff37]970 output << ");";
[51587aa]971 } // if
972 }
973
[9857e8d]974 void CodeGenerator::postvisit( ForStmt * forStmt ) {
[8e9cbb2]975 // initialization is always hoisted, so don't bother doing anything with that
[145f1fc]976 output << "for (;";
[51587aa]977
[321a2481]978 if ( forStmt->get_condition() != 0 ) {
[9857e8d]979 forStmt->get_condition()->accept( *visitor );
[3778cb2]980 } // if
[6c4ff37]981 output << ";";
[51587aa]982
[321a2481]983 if ( forStmt->get_increment() != 0 ) {
984 // cast the top-level expression to void to reduce gcc warnings.
985 Expression * expr = new CastExpr( forStmt->get_increment() );
[9857e8d]986 expr->accept( *visitor );
[3778cb2]987 } // if
[2b6c1e0]988 output << ") ";
[51587aa]989
990 if ( forStmt->get_body() != 0 ) {
[2b6c1e0]991 output << CodeGenerator::printLabels( forStmt->get_body()->get_labels() );
[9857e8d]992 forStmt->get_body()->accept( *visitor );
[51587aa]993 } // if
994 }
995
[9857e8d]996 void CodeGenerator::postvisit( __attribute__((unused)) NullStmt * nullStmt ) {
[cda48b6]997 //output << indent << CodeGenerator::printLabels( nullStmt->get_labels() );
[6c4ff37]998 output << "/* null statement */ ;";
[51587aa]999 }
1000
[9857e8d]1001 void CodeGenerator::postvisit( DeclStmt * declStmt ) {
1002 declStmt->get_decl()->accept( *visitor );
[71f4e4f]1003
[51587aa]1004 if ( doSemicolon( declStmt->get_decl() ) ) {
[6c4ff37]1005 output << ";";
[51587aa]1006 } // if
1007 }
1008
[9857e8d]1009 void CodeGenerator::postvisit( ImplicitCtorDtorStmt * stmt ) {
1010 assertf( ! genC, "ImplicitCtorDtorStmts should not reach code generation." );
1011 stmt->callStmt->accept( *visitor );
1012 }
1013
[dd020c0]1014 void CodeGenerator::handleStorageClass( DeclarationWithType * decl ) {
[fb04321]1015 if ( decl->get_storageClasses().any() ) {
[6e8bd43]1016 decl->get_storageClasses().print( output );
[a7c90d4]1017 } // if
[dd020c0]1018 } // CodeGenerator::handleStorageClass
[9facf3b]1019
1020 std::string genName( DeclarationWithType * decl ) {
1021 CodeGen::OperatorInfo opInfo;
1022 if ( operatorLookup( decl->get_name(), opInfo ) ) {
1023 return opInfo.outputName;
1024 } else {
1025 return decl->get_name();
1026 } // if
1027 }
[51b73452]1028} // namespace CodeGen
[51587aa]1029
[e149f77]1030std::ostream & operator<<( std::ostream & out, const BaseSyntaxNode * node ) {
1031 if ( node ) {
1032 node->print( out );
1033 } else {
1034 out << "nullptr";
1035 }
1036 return out;
1037}
1038
[51587aa]1039// Local Variables: //
1040// tab-width: 4 //
1041// mode: c++ //
1042// compile-command: "make install" //
1043// End: //
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