source: src/main.cc@ fbfde843

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 fbfde843 was fea7ca7, checked in by Rob Schluntz <rschlunt@…>, 9 years ago

Account for lvalue returning functions in FixCopyCtor, removed ConditionalExpr, CommaExpr, Logical Expr mutates from Specialize, added before box debug flag
  • Property mode set to 100644
File size: 9.6 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// 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 : Fri Apr 29 12:02:21 2016
13// Update Count : 200
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/Lvalue.h"
27#include "GenPoly/Specialize.h"
28#include "GenPoly/Box.h"
29#include "GenPoly/CopyParams.h"
30#include "CodeGen/Generate.h"
31#include "CodeGen/FixNames.h"
32#include "ControlStruct/Mutate.h"
33#include "Tuples/Mutate.h"
34#include "Tuples/FunctionChecker.h"
35#include "SymTab/Mangler.h"
36#include "SymTab/Indexer.h"
37#include "SymTab/Validate.h"
38#include "ResolvExpr/AlternativePrinter.h"
39#include "ResolvExpr/Resolver.h"
40#include "MakeLibCfa.h"
41#include "InitTweak/Mutate.h"
42#include "InitTweak/GenInit.h"
43#include "InitTweak/FixInit.h"
44//#include "Explain/GenProlog.h"
45//#include "Try/Visit.h"
46
47#include "Common/SemanticError.h"
48#include "Common/UnimplementedError.h"
49
50#include "../config.h"
51
52using namespace std;
53
54#define OPTPRINT(x) \
55 if ( errorp ) std::cerr << x << std::endl;
56
57static void parse( FILE * input, LinkageSpec::Type t, bool shouldExit = false );
58static void dump( std::list< Declaration * > & translationUnit, std::ostream & out = std::cout );
59
60bool
61 astp = false,
62 bresolvep = false,
63 bboxp = false,
64 ctorinitp = false,
65 exprp = false,
66 expraltp = false,
67 grammarp = false,
68 libcfap = false,
69 nopreludep = false,
70 noprotop = false,
71 parsep = false,
72 resolvep = false, // used in AlternativeFinder
73 symtabp = false,
74 treep = false,
75 validp = false,
76 errorp = false,
77 codegenp = false;
78
79enum { Ast, Bbox, Bresolver, CtorInitFix, Expr, ExprAlt, Grammar, LibCFA, Nopreamble, Parse, Prototypes, Resolver, Symbol, Tree, Validate, };
80
81static struct option long_opts[] = {
82 { "ast", no_argument, 0, Ast },
83 { "before-box", no_argument, 0, Bbox },
84 { "before-resolver", no_argument, 0, Bresolver },
85 { "ctorinitfix", no_argument, 0, CtorInitFix },
86 { "expr", no_argument, 0, Expr },
87 { "expralt", no_argument, 0, ExprAlt },
88 { "grammar", no_argument, 0, Grammar },
89 { "libcfa", no_argument, 0, LibCFA },
90 { "no-preamble", no_argument, 0, Nopreamble },
91 { "parse", no_argument, 0, Parse },
92 { "no-prototypes", no_argument, 0, Prototypes },
93 { "resolver", no_argument, 0, Resolver },
94 { "symbol", no_argument, 0, Symbol },
95 { "tree", no_argument, 0, Tree },
96 { "validate", no_argument, 0, Validate },
97 { 0, 0, 0, 0 }
98};
99
100int main( int argc, char *argv[] ) {
101 FILE *input;
102 std::ostream *output = &std::cout;
103 int long_index;
104 std::list< Declaration* > translationUnit;
105
106 opterr = 0; // prevent getopt from printing error messages
107
108 int c;
109 while ( (c = getopt_long( argc, argv, "abBcefFglnpqrstvyzD:", long_opts, &long_index )) != -1 ) {
110 switch ( c ) {
111 case Ast:
112 case 'a': // dump AST
113 astp = true;
114 break;
115 case Bresolver:
116 case 'b': // print before resolver steps
117 bresolvep = true;
118 break;
119 case 'B': // print before resolver steps
120 bboxp = true;
121 break;
122 case CtorInitFix:
123 case 'c':
124 ctorinitp = true;
125 break;
126 case Expr:
127 case 'e': // dump AST after expression analysis
128 exprp = true;
129 break;
130 case ExprAlt:
131 case 'f': // print alternatives for expressions
132 expraltp = true;
133 break;
134 case Grammar:
135 case 'g': // bison debugging info (grammar rules)
136 grammarp = true;
137 break;
138 case LibCFA:
139 case 'l': // generate libcfa.c
140 libcfap = true;
141 break;
142 case Nopreamble:
143 case 'n': // do not read preamble
144 nopreludep = true;
145 break;
146 case Prototypes:
147 case 'p': // generate prototypes for preamble functions
148 noprotop = true;
149 break;
150 case Parse:
151 case 'q': // dump parse tree
152 parsep = true;
153 break;
154 case Resolver:
155 case 'r': // print resolver steps
156 resolvep = true;
157 break;
158 case Symbol:
159 case 's': // print symbol table events
160 symtabp = true;
161 break;
162 case Tree:
163 case 't': // build in tree
164 treep = true;
165 break;
166 case 'v': // dump AST after decl validation pass
167 validp = true;
168 break;
169 case 'y':
170 errorp = true;
171 break;
172 case 'z':
173 codegenp = true;
174 break;
175 case 'D': // ignore -Dxxx
176 break;
177 case '?':
178 cout << "Unknown option: '" << (char)optopt << "'" << endl;
179 exit(1);
180 default:
181 abort();
182 } // switch
183 } // while
184
185 try {
186 // choose to read the program from a file or stdin
187 if ( optind < argc ) {
188 input = fopen( argv[ optind ], "r" );
189 if ( ! input ) {
190 std::cout << "Error: can't open " << argv[optind] << std::endl;
191 exit( 1 );
192 } // if
193 optind += 1;
194 } else {
195 input = stdin;
196 } // if
197
198 if ( optind < argc ) {
199 output = new ofstream( argv[ optind ] );
200 } // if
201
202 Parser::get_parser().set_debug( grammarp );
203
204 // read in the builtins and the prelude
205 if ( ! nopreludep ) { // include gcc builtins
206 // -l is for initial build ONLY and builtins.cf is not in the lib directory so access it here.
207 FILE * builtins = fopen( libcfap | treep ? "builtins.cf" : CFA_LIBDIR "/builtins.cf", "r" );
208 if ( builtins == NULL ) {
209 std::cerr << "Error: can't open builtins.cf" << std::endl;
210 exit( 1 );
211 } // if
212
213 parse( builtins, LinkageSpec::Compiler );
214
215 if ( ! libcfap ) {
216 // read the prelude in, if not generating the cfa library
217 FILE * prelude = fopen( treep ? "prelude.cf" : CFA_LIBDIR "/prelude.cf", "r" );
218 if ( prelude == NULL ) {
219 std::cerr << "Error: can't open prelude.cf" << std::endl;
220 exit( 1 );
221 } // if
222
223 parse( prelude, LinkageSpec::Intrinsic );
224 } // if
225 } // if
226
227 parse( input, libcfap ? LinkageSpec::Intrinsic : LinkageSpec::Cforall, grammarp );
228
229 if ( parsep ) {
230 Parser::get_parser().get_parseTree()->printList( std::cout );
231 Parser::get_parser().freeTree();
232 return 0;
233 } // if
234
235 buildList( Parser::get_parser().get_parseTree(), translationUnit );
236
237 Parser::get_parser().freeTree();
238 if ( astp ) {
239 dump( translationUnit );
240 return 0;
241 } // if
242
243 // add the assignment statement after the initialization of a type parameter
244 OPTPRINT( "validate" )
245 SymTab::validate( translationUnit, symtabp );
246 if ( symtabp ) {
247 return 0;
248 } // if
249
250 if ( expraltp ) {
251 ResolvExpr::AlternativePrinter printer( std::cout );
252 acceptAll( translationUnit, printer );
253 return 0;
254 } // if
255
256 if ( validp ) {
257 dump( translationUnit );
258 return 0;
259 } // if
260
261 OPTPRINT( "mutate" )
262 ControlStruct::mutate( translationUnit );
263 OPTPRINT( "fixNames" )
264 CodeGen::fixNames( translationUnit );
265 OPTPRINT( "tweakInit" )
266 InitTweak::genInit( translationUnit );
267
268 if ( libcfap ) {
269 // generate the bodies of cfa library functions
270 LibCfa::makeLibCfa( translationUnit );
271 } // if
272
273 if ( bresolvep ) {
274 dump( translationUnit );
275 return 0;
276 } // if
277
278 OPTPRINT( "resolve" )
279 ResolvExpr::resolve( translationUnit );
280 if ( exprp ) {
281 dump( translationUnit );
282 return 0;
283 }
284
285 OPTPRINT( "fixInit" )
286 // fix ObjectDecl - replaces ConstructorInit nodes
287 InitTweak::fix( translationUnit );
288 if ( ctorinitp ) {
289 dump ( translationUnit );
290 return 0;
291 }
292
293 OPTPRINT( "copyParams" );
294 GenPoly::copyParams( translationUnit );
295 OPTPRINT( "convertSpecializations" )
296 GenPoly::convertSpecializations( translationUnit );
297 OPTPRINT( "convertLvalue" )
298 GenPoly::convertLvalue( translationUnit );
299
300 if ( bboxp ) {
301 dump( translationUnit );
302 return 0;
303 }
304 OPTPRINT( "box" )
305 GenPoly::box( translationUnit );
306
307 // print tree right before code generation
308 if ( codegenp ) {
309 dump( translationUnit );
310 return 0;
311 } // if
312
313 CodeGen::generate( translationUnit, *output, ! noprotop );
314
315 if ( output != &std::cout ) {
316 delete output;
317 } // if
318 } catch ( SemanticError &e ) {
319 if ( errorp ) {
320 std::cerr << "---AST at error:---" << std::endl;
321 dump( translationUnit, std::cerr );
322 std::cerr << std::endl << "---End of AST, begin error message:---\n" << std::endl;
323 }
324 e.print( std::cerr );
325 if ( output != &std::cout ) {
326 delete output;
327 } // if
328 return 1;
329 } catch ( UnimplementedError &e ) {
330 std::cout << "Sorry, " << e.get_what() << " is not currently implemented" << std::endl;
331 if ( output != &std::cout ) {
332 delete output;
333 } // if
334 return 1;
335 } catch ( CompilerError &e ) {
336 std::cerr << "Compiler Error: " << e.get_what() << std::endl;
337 std::cerr << "(please report bugs to " << std::endl;
338 if ( output != &std::cout ) {
339 delete output;
340 } // if
341 return 1;
342 } // try
343
344 deleteAll( translationUnit );
345 return 0;
346} // main
347
348static void parse( FILE * input, LinkageSpec::Type linkage, bool shouldExit ) {
349 Parser::get_parser().set_linkage( linkage );
350 Parser::get_parser().parse( input );
351
352 fclose( input );
353 if ( shouldExit || Parser::get_parser().get_parseStatus() != 0 ) {
354 exit( Parser::get_parser().get_parseStatus() );
355 } // if
356}
357
358static bool notPrelude( Declaration * decl ) {
359 return ! LinkageSpec::isBuiltin( decl->get_linkage() );
360}
361
362static void dump( std::list< Declaration * > & translationUnit, std::ostream & out ) {
363 std::list< Declaration * > decls;
364 if ( noprotop ) {
365 filter( translationUnit.begin(), translationUnit.end(),
366 std::back_inserter( decls ), notPrelude );
367 } else {
368 decls = translationUnit;
369 }
370
371 printAll( decls, out );
372 deleteAll( translationUnit );
373}
374
375
376// Local Variables: //
377// tab-width: 4 //
378// mode: c++ //
379// compile-command: "make install" //
380// End: //
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