source: src/CodeGen/CodeGenerator.h@ 596f987b

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 596f987b was 58dd019, checked in by Peter A. Buhr <pabuhr@…>, 9 years ago

add asm_name clause to declarations
  • Property mode set to 100644
File size: 4.6 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.h --
8//
9// Author : Richard C. Bilson
10// Created On : Mon May 18 07:44:20 2015
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Tue Dec 13 13:51:53 2016
13// Update Count : 39
14//
15
16#ifndef CODEGENV_H
17#define CODEGENV_H
18
19#include <list>
20
21#include "SynTree/Declaration.h"
22#include "SynTree/SynTree.h"
23#include "SynTree/Visitor.h"
24
25#include "SymTab/Indexer.h"
26
27namespace CodeGen {
28 class CodeGenerator : public Visitor {
29 public:
30 static int tabsize;
31
32 CodeGenerator( std::ostream &os, bool mangle = true );
33 CodeGenerator( std::ostream &os, std::string, int indent = 0, bool infun = false );
34 CodeGenerator( std::ostream &os, char *, int indent = 0, bool infun = false );
35
36 //*** Declaration
37 virtual void visit( StructDecl * );
38 virtual void visit( FunctionDecl * );
39 virtual void visit( ObjectDecl * );
40 virtual void visit( UnionDecl *aggregateDecl );
41 virtual void visit( EnumDecl *aggregateDecl );
42 virtual void visit( TraitDecl *aggregateDecl );
43 virtual void visit( TypedefDecl *typeDecl );
44 virtual void visit( TypeDecl *typeDecl );
45
46 //*** Initializer
47 virtual void visit( SingleInit * );
48 virtual void visit( ListInit * );
49
50 //*** Constant
51 virtual void visit( Constant * );
52
53 //*** Expression
54 virtual void visit( ApplicationExpr *applicationExpr );
55 virtual void visit( UntypedExpr *untypedExpr );
56 virtual void visit( RangeExpr * rangeExpr );
57 virtual void visit( NameExpr *nameExpr );
58 virtual void visit( AddressExpr *addressExpr );
59 virtual void visit( CastExpr *castExpr );
60 virtual void visit( UntypedMemberExpr *memberExpr );
61 virtual void visit( MemberExpr *memberExpr );
62 virtual void visit( VariableExpr *variableExpr );
63 virtual void visit( ConstantExpr *constantExpr );
64 virtual void visit( SizeofExpr *sizeofExpr );
65 virtual void visit( AlignofExpr *alignofExpr );
66 virtual void visit( UntypedOffsetofExpr *offsetofExpr );
67 virtual void visit( OffsetofExpr *offsetofExpr );
68 virtual void visit( OffsetPackExpr *offsetPackExpr );
69 virtual void visit( LogicalExpr *logicalExpr );
70 virtual void visit( ConditionalExpr *conditionalExpr );
71 virtual void visit( CommaExpr *commaExpr );
72 virtual void visit( CompoundLiteralExpr *compLitExpr );
73 virtual void visit( TupleExpr *tupleExpr );
74 virtual void visit( TypeExpr *typeExpr );
75 virtual void visit( AsmExpr * );
76 virtual void visit( StmtExpr * );
77
78 //*** Statements
79 virtual void visit( CompoundStmt * );
80 virtual void visit( ExprStmt * );
81 virtual void visit( AsmStmt * );
82 virtual void visit( IfStmt * );
83 virtual void visit( SwitchStmt * );
84 virtual void visit( CaseStmt * );
85 virtual void visit( BranchStmt * );
86 virtual void visit( ReturnStmt * );
87 virtual void visit( WhileStmt * );
88 virtual void visit( ForStmt * );
89 virtual void visit( NullStmt * );
90 virtual void visit( DeclStmt * );
91
92 void genAttributes( std::list< Attribute * > & attributes );
93
94 template< class Iterator > void genCommaList( Iterator begin, Iterator end );
95
96 struct Indenter {
97 Indenter(CodeGenerator &cg) : cg(cg) {}
98 CodeGenerator & cg;
99 std::ostream& operator()(std::ostream & os) const;
100 };
101
102 struct LabelPrinter {
103 LabelPrinter(CodeGenerator &cg) : cg(cg), labels( 0 ) {}
104 LabelPrinter & operator()( std::list< Label > & l );
105 CodeGenerator & cg;
106 std::list< Label > * labels;
107 };
108
109 void asmName( DeclarationWithType *decl );
110
111 void extension( Expression *expr );
112 void extension( Declaration *decl );
113 private:
114
115 Indenter indent;
116 int cur_indent;
117 bool insideFunction;
118 std::ostream &output;
119 LabelPrinter printLabels;
120 bool mangle = true;
121
122 void printDesignators( std::list< Expression * > & );
123 void handleStorageClass( Declaration *decl );
124 void handleAggregate( AggregateDecl *aggDecl );
125 void handleTypedef( NamedTypeDecl *namedType );
126 std::string mangleName( DeclarationWithType * decl );
127 }; // CodeGenerator
128
129 template< class Iterator >
130 void CodeGenerator::genCommaList( Iterator begin, Iterator end ) {
131 if ( begin == end ) return;
132
133 for ( ;; ) {
134 (*begin++)->accept( *this );
135 if ( begin == end ) return;
136 output << ", ";
137 } // for
138 }
139
140 inline bool doSemicolon( Declaration* decl ) {
141 if ( FunctionDecl* func = dynamic_cast< FunctionDecl* >( decl ) ) {
142 return ! func->get_statements();
143 } // if
144 return true;
145 }
146} // namespace CodeGen
147
148#endif // CODEGENV_H
149
150// Local Variables: //
151// tab-width: 4 //
152// mode: c++ //
153// compile-command: "make install" //
154// End: //
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