source: src/main.cc@ 71f4e4f

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 with_gc
Last change on this file since 71f4e4f was 71f4e4f, checked in by Rob Schluntz <rschlunt@…>, 10 years ago

added ConstructorInit, simple constructors and destructors work correctly
  • Property mode set to 100644
File size: 8.9 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// main.cc --
8//
9// Author : Richard C. Bilson
10// Created On : Fri May 15 23:12:02 2015
11// Last Modified By : Rob Schluntz
12// Last Modified On : Wed Jan 13 16:47:25 2016
13// Update Count : 181
14//
15
16#include <iostream>
17#include <fstream>
18#include <cstdlib>
19#include <cstdio>
20#include <getopt.h>
21#include "Parser/Parser.h"
22#include "Parser/ParseNode.h"
23#include "Parser/LinkageSpec.h"
24#include "SynTree/Declaration.h"
25#include "SynTree/Visitor.h"
26#include "GenPoly/InstantiateGeneric.h"
27#include "GenPoly/Lvalue.h"
28#include "GenPoly/Specialize.h"
29#include "GenPoly/Box.h"
30#include "GenPoly/CopyParams.h"
31#include "CodeGen/Generate.h"
32#include "CodeGen/FixNames.h"
33#include "ControlStruct/Mutate.h"
34#include "Tuples/Mutate.h"
35#include "Tuples/FunctionChecker.h"
36#include "SymTab/Mangler.h"
37#include "SymTab/Indexer.h"
38#include "SymTab/Validate.h"
39#include "ResolvExpr/AlternativePrinter.h"
40#include "ResolvExpr/Resolver.h"
41#include "MakeLibCfa.h"
42#include "InitTweak/Mutate.h"
43#include "InitTweak/RemoveInit.h"
44#include "InitTweak/FixInit.h"
45//#include "Explain/GenProlog.h"
46//#include "Try/Visit.h"
47
48#include "SemanticError.h"
49#include "UnimplementedError.h"
50
51#include "../config.h"
52
53using namespace std;
54
55#define OPTPRINT(x) \
56 if ( errorp ) std::cerr << x << std::endl;
57
58static void parse( FILE * input, LinkageSpec::Type t, bool shouldExit = false );
59static void dump( std::list< Declaration * > & translationUnit );
60
61bool
62 astp = false,
63 bresolvep = false,
64 exprp = false,
65 expraltp = false,
66 grammarp = false,
67 libcfap = false,
68 nopreludep = false,
69 noprotop = false,
70 parsep = false,
71 resolvep = false, // used in AlternativeFinder
72 symtabp = false,
73 validp = false,
74 errorp = false,
75 codegenp = false;
76
77enum { Ast, Bresolver, Expr, ExprAlt, Grammar, LibCFA, Nopreamble, Parse, Prototypes, Resolver, Symbol, Validate, };
78
79static struct option long_opts[] = {
80 { "ast", no_argument, 0, Ast },
81 { "before-resolver", no_argument, 0, Bresolver },
82 { "expr", no_argument, 0, Expr },
83 { "expralt", no_argument, 0, ExprAlt },
84 { "grammar", no_argument, 0, Grammar },
85 { "libcfa", no_argument, 0, LibCFA },
86 { "no-preamble", no_argument, 0, Nopreamble },
87 { "parse", no_argument, 0, Parse },
88 { "no-prototypes", no_argument, 0, Prototypes },
89 { "resolver", no_argument, 0, Resolver },
90 { "symbol", no_argument, 0, Symbol },
91 { "validate", no_argument, 0, Validate },
92 { 0, 0, 0, 0 }
93};
94
95int main( int argc, char *argv[] ) {
96 FILE *input;
97 std::ostream *output = &std::cout;
98 int long_index;
99 std::list< Declaration* > translationUnit;
100
101 opterr = 0; // prevent getopt from printing error messages
102
103 int c;
104 while ( (c = getopt_long( argc, argv, "abefglnpqrsvyzD:", long_opts, &long_index )) != -1 ) {
105 switch ( c ) {
106 case Ast:
107 case 'a': // dump AST
108 astp = true;
109 break;
110 case Bresolver:
111 case 'b': // print before resolver steps
112 bresolvep = true;
113 break;
114 case Expr:
115 case 'e': // dump AST after expression analysis
116 exprp = true;
117 break;
118 case ExprAlt:
119 case 'f': // print alternatives for expressions
120 expraltp = true;
121 break;
122 case Grammar:
123 case 'g': // bison debugging info (grammar rules)
124 grammarp = true;
125 break;
126 case LibCFA:
127 case 'l': // generate libcfa.c
128 libcfap = true;
129 break;
130 case Nopreamble:
131 case 'n': // do not read preamble
132 nopreludep = true;
133 break;
134 case Prototypes:
135 case 'p': // generate prototypes for preamble functions
136 noprotop = true;
137 break;
138 case Parse:
139 case 'q': // dump parse tree
140 parsep = true;
141 break;
142 case Resolver:
143 case 'r': // print resolver steps
144 resolvep = true;
145 break;
146 case Symbol:
147 case 's': // print symbol table events
148 symtabp = true;
149 break;
150 case 'v': // dump AST after decl validation pass
151 validp = true;
152 break;
153 case 'y':
154 errorp = true;
155 break;
156 case 'z':
157 codegenp = true;
158 break;
159 case 'D': // ignore -Dxxx
160 break;
161 case '?':
162 cout << "Unknown option: '" << (char)optopt << "'" << endl;
163 exit(1);
164 default:
165 abort();
166 } // switch
167 } // while
168
169 try {
170 // choose to read the program from a file or stdin
171 if ( optind < argc ) {
172 input = fopen( argv[ optind ], "r" );
173 if ( ! input ) {
174 std::cout << "Error: can't open " << argv[optind] << std::endl;
175 exit( 1 );
176 } // if
177 optind += 1;
178 } else {
179 input = stdin;
180 } // if
181
182 if ( optind < argc ) {
183 output = new ofstream( argv[ optind ] );
184 } // if
185
186 Parser::get_parser().set_debug( grammarp );
187
188 // read in the builtins and the prelude
189 if ( ! nopreludep ) { // include gcc builtins
190 // -l is for initial build ONLY and builtins.cf is not in the lib directory so access it here.
191 FILE * builtins = fopen( libcfap ? "./builtins.cf" : CFA_LIBDIR "/builtins.cf", "r" );
192 if ( builtins == NULL ) {
193 std::cerr << "Error: can't open builtins" << std::endl;
194 exit( 1 );
195 } // if
196
197 parse( builtins, LinkageSpec::Compiler );
198
199 if ( ! libcfap ) {
200 // read the prelude in, if not generating the cfa library
201 FILE * prelude = fopen( CFA_LIBDIR "/prelude.cf", "r" );
202 if ( prelude == NULL ) {
203 std::cerr << "Error: can't open prelude" << std::endl;
204 exit( 1 );
205 } // if
206
207 parse( prelude, LinkageSpec::Intrinsic );
208 } // if
209 } // if
210
211 parse( input, libcfap ? LinkageSpec::Intrinsic : LinkageSpec::Cforall, grammarp );
212
213 if ( parsep ) {
214 Parser::get_parser().get_parseTree()->printList( std::cout );
215 Parser::get_parser().freeTree();
216 return 0;
217 } // if
218
219 buildList( Parser::get_parser().get_parseTree(), translationUnit );
220
221 Parser::get_parser().freeTree();
222 if ( astp ) {
223 dump( translationUnit );
224 return 0;
225 } // if
226
227 // add the assignment statement after the initialization of a type parameter
228 OPTPRINT( "validate" )
229 SymTab::validate( translationUnit, symtabp );
230 if ( symtabp ) {
231 return 0;
232 } // if
233
234 if ( expraltp ) {
235 ResolvExpr::AlternativePrinter printer( std::cout );
236 acceptAll( translationUnit, printer );
237 return 0;
238 } // if
239
240 if ( validp ) {
241 dump( translationUnit );
242 return 0;
243 } // if
244
245 OPTPRINT( "mutate" )
246 ControlStruct::mutate( translationUnit );
247 OPTPRINT( "fixNames" )
248 CodeGen::fixNames( translationUnit );
249 OPTPRINT( "tweak" )
250 InitTweak::tweak( translationUnit );
251
252 if ( libcfap ) {
253 // generate the bodies of cfa library functions
254 LibCfa::makeLibCfa( translationUnit );
255 } // if
256
257 if ( bresolvep ) {
258 dump( translationUnit );
259 return 0;
260 } // if
261
262 OPTPRINT( "resolve" )
263 ResolvExpr::resolve( translationUnit );
264 if ( exprp ) {
265 dump( translationUnit );
266 }
267
268 // fix ObjectDecl - replaces ConstructorInit nodes
269 InitTweak::fix( translationUnit );
270
271 OPTPRINT( "instantiateGeneric" )
272 GenPoly::instantiateGeneric( translationUnit );
273 OPTPRINT( "copyParams" );
274 GenPoly::copyParams( translationUnit );
275 OPTPRINT( "convertSpecializations" )
276 GenPoly::convertSpecializations( translationUnit );
277 OPTPRINT( "convertLvalue" )
278 GenPoly::convertLvalue( translationUnit );
279 OPTPRINT( "box" )
280 GenPoly::box( translationUnit );
281
282 // print tree right before code generation
283 if ( codegenp ) {
284 dump( translationUnit );
285 return 0;
286 } // if
287
288 CodeGen::generate( translationUnit, *output, ! noprotop );
289
290 if ( output != &std::cout ) {
291 delete output;
292 } // if
293 } catch ( SemanticError &e ) {
294 if ( errorp ) {
295 dump( translationUnit );
296 }
297 e.print( std::cerr );
298 if ( output != &std::cout ) {
299 delete output;
300 } // if
301 return 1;
302 } catch ( UnimplementedError &e ) {
303 std::cout << "Sorry, " << e.get_what() << " is not currently implemented" << std::endl;
304 if ( output != &std::cout ) {
305 delete output;
306 } // if
307 return 1;
308 } catch ( CompilerError &e ) {
309 std::cerr << "Compiler Error: " << e.get_what() << std::endl;
310 std::cerr << "(please report bugs to " << std::endl;
311 if ( output != &std::cout ) {
312 delete output;
313 } // if
314 return 1;
315 } // try
316
317 return 0;
318} // main
319
320static void parse( FILE * input, LinkageSpec::Type linkage, bool shouldExit ) {
321 Parser::get_parser().set_linkage( linkage );
322 Parser::get_parser().parse( input );
323
324 fclose( input );
325 if ( shouldExit || Parser::get_parser().get_parseStatus() != 0 ) {
326 exit( Parser::get_parser().get_parseStatus() );
327 } // if
328}
329
330static bool notPrelude( Declaration * decl ) {
331 return ! LinkageSpec::isBuiltin( decl->get_linkage() );
332}
333
334static void dump( std::list< Declaration * > & translationUnit ) {
335 std::list< Declaration * > decls;
336 if ( noprotop ) {
337 filter( translationUnit.begin(), translationUnit.end(),
338 std::back_inserter( decls ), notPrelude );
339 } else {
340 decls = translationUnit;
341 }
342
343 printAll( decls, std::cout );
344 deleteAll( translationUnit );
345}
346
347
348// Local Variables: //
349// tab-width: 4 //
350// mode: c++ //
351// compile-command: "make install" //
352// End: //
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