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 : Peter A. Buhr |
---|
12 | // Last Modified On : Sun Jun 5 15:57:30 2016 |
---|
13 | // Update Count : 205 |
---|
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 "InitTweak/FixGlobalInit.h" |
---|
45 | //#include "Explain/GenProlog.h" |
---|
46 | //#include "Try/Visit.h" |
---|
47 | |
---|
48 | #include "Common/SemanticError.h" |
---|
49 | #include "Common/UnimplementedError.h" |
---|
50 | |
---|
51 | #include "../config.h" |
---|
52 | |
---|
53 | using namespace std; |
---|
54 | |
---|
55 | #define OPTPRINT(x) \ |
---|
56 | if ( errorp ) std::cerr << x << std::endl; |
---|
57 | |
---|
58 | static void parse( FILE * input, LinkageSpec::Type t, bool shouldExit = false ); |
---|
59 | static void dump( std::list< Declaration * > & translationUnit, std::ostream & out = std::cout ); |
---|
60 | |
---|
61 | bool |
---|
62 | astp = false, |
---|
63 | bresolvep = false, |
---|
64 | bboxp = false, |
---|
65 | ctorinitp = false, |
---|
66 | exprp = false, |
---|
67 | expraltp = false, |
---|
68 | grammarp = false, |
---|
69 | libcfap = false, |
---|
70 | nopreludep = false, |
---|
71 | noprotop = false, |
---|
72 | parsep = false, |
---|
73 | resolvep = false, // used in AlternativeFinder |
---|
74 | symtabp = false, |
---|
75 | treep = false, |
---|
76 | validp = false, |
---|
77 | errorp = false, |
---|
78 | codegenp = false; |
---|
79 | |
---|
80 | enum { Ast, Bbox, Bresolver, CtorInitFix, Expr, ExprAlt, Grammar, LibCFA, Nopreamble, Parse, Prototypes, Resolver, Symbol, Tree, Validate, }; |
---|
81 | |
---|
82 | static struct option long_opts[] = { |
---|
83 | { "ast", no_argument, 0, Ast }, |
---|
84 | { "before-box", no_argument, 0, Bbox }, |
---|
85 | { "before-resolver", no_argument, 0, Bresolver }, |
---|
86 | { "ctorinitfix", no_argument, 0, CtorInitFix }, |
---|
87 | { "expr", no_argument, 0, Expr }, |
---|
88 | { "expralt", no_argument, 0, ExprAlt }, |
---|
89 | { "grammar", no_argument, 0, Grammar }, |
---|
90 | { "libcfa", no_argument, 0, LibCFA }, |
---|
91 | { "no-preamble", no_argument, 0, Nopreamble }, |
---|
92 | { "parse", no_argument, 0, Parse }, |
---|
93 | { "no-prototypes", no_argument, 0, Prototypes }, |
---|
94 | { "resolver", no_argument, 0, Resolver }, |
---|
95 | { "symbol", no_argument, 0, Symbol }, |
---|
96 | { "tree", no_argument, 0, Tree }, |
---|
97 | { "validate", no_argument, 0, Validate }, |
---|
98 | { 0, 0, 0, 0 } |
---|
99 | }; |
---|
100 | |
---|
101 | int main( int argc, char *argv[] ) { |
---|
102 | FILE *input; |
---|
103 | std::ostream *output = &std::cout; |
---|
104 | int long_index; |
---|
105 | std::list< Declaration * > translationUnit; |
---|
106 | const char *filename = NULL; |
---|
107 | |
---|
108 | opterr = 0; // prevent getopt from printing error messages |
---|
109 | |
---|
110 | int c; |
---|
111 | while ( (c = getopt_long( argc, argv, "abBcefglnpqrstvyzD:F:", long_opts, &long_index )) != -1 ) { |
---|
112 | switch ( c ) { |
---|
113 | case Ast: |
---|
114 | case 'a': // dump AST |
---|
115 | astp = true; |
---|
116 | break; |
---|
117 | case Bresolver: |
---|
118 | case 'b': // print before resolver steps |
---|
119 | bresolvep = true; |
---|
120 | break; |
---|
121 | case 'B': // print before resolver steps |
---|
122 | bboxp = true; |
---|
123 | break; |
---|
124 | case CtorInitFix: |
---|
125 | case 'c': |
---|
126 | ctorinitp = true; |
---|
127 | break; |
---|
128 | case Expr: |
---|
129 | case 'e': // dump AST after expression analysis |
---|
130 | exprp = true; |
---|
131 | break; |
---|
132 | case ExprAlt: |
---|
133 | case 'f': // print alternatives for expressions |
---|
134 | expraltp = true; |
---|
135 | break; |
---|
136 | case Grammar: |
---|
137 | case 'g': // bison debugging info (grammar rules) |
---|
138 | grammarp = true; |
---|
139 | break; |
---|
140 | case LibCFA: |
---|
141 | case 'l': // generate libcfa.c |
---|
142 | libcfap = true; |
---|
143 | break; |
---|
144 | case Nopreamble: |
---|
145 | case 'n': // do not read preamble |
---|
146 | nopreludep = true; |
---|
147 | break; |
---|
148 | case Prototypes: |
---|
149 | case 'p': // generate prototypes for preamble functions |
---|
150 | noprotop = true; |
---|
151 | break; |
---|
152 | case Parse: |
---|
153 | case 'q': // dump parse tree |
---|
154 | parsep = true; |
---|
155 | break; |
---|
156 | case Resolver: |
---|
157 | case 'r': // print resolver steps |
---|
158 | resolvep = true; |
---|
159 | break; |
---|
160 | case Symbol: |
---|
161 | case 's': // print symbol table events |
---|
162 | symtabp = true; |
---|
163 | break; |
---|
164 | case Tree: |
---|
165 | case 't': // build in tree |
---|
166 | treep = true; |
---|
167 | break; |
---|
168 | case 'v': // dump AST after decl validation pass |
---|
169 | validp = true; |
---|
170 | break; |
---|
171 | case 'y': |
---|
172 | errorp = true; |
---|
173 | break; |
---|
174 | case 'z': |
---|
175 | codegenp = true; |
---|
176 | break; |
---|
177 | case 'D': // ignore -Dxxx |
---|
178 | break; |
---|
179 | case 'F': // source file-name without suffix |
---|
180 | filename = optarg; |
---|
181 | break; |
---|
182 | case '?': |
---|
183 | cout << "Unknown option: '" << (char)optopt << "'" << endl; |
---|
184 | exit( EXIT_FAILURE ); |
---|
185 | default: |
---|
186 | abort(); |
---|
187 | } // switch |
---|
188 | } // while |
---|
189 | |
---|
190 | try { |
---|
191 | // choose to read the program from a file or stdin |
---|
192 | if ( optind < argc ) { |
---|
193 | input = fopen( argv[ optind ], "r" ); |
---|
194 | if ( ! input ) { |
---|
195 | std::cout << "Error: can't open " << argv[ optind ] << std::endl; |
---|
196 | exit( EXIT_FAILURE ); |
---|
197 | } // if |
---|
198 | // if running cfa-cpp directly, might forget to pass -F option (and really shouldn't have to) |
---|
199 | if ( filename == NULL ) filename = argv[ optind ]; |
---|
200 | // prelude filename comes in differently |
---|
201 | if ( libcfap ) filename = "prelude.cf"; |
---|
202 | optind += 1; |
---|
203 | } else { |
---|
204 | input = stdin; |
---|
205 | // if running cfa-cpp directly, might forget to pass -F option. Since this takes from stdin, pass |
---|
206 | // a fake name along |
---|
207 | if ( filename == NULL ) filename = "stdin"; |
---|
208 | } // if |
---|
209 | |
---|
210 | if ( optind < argc ) { |
---|
211 | output = new ofstream( argv[ optind ] ); |
---|
212 | } // if |
---|
213 | |
---|
214 | Parser::get_parser().set_debug( grammarp ); |
---|
215 | |
---|
216 | // read in the builtins and the prelude |
---|
217 | if ( ! nopreludep ) { // include gcc builtins |
---|
218 | // -l is for initial build ONLY and builtins.cf is not in the lib directory so access it here. |
---|
219 | FILE * builtins = fopen( libcfap | treep ? "builtins.cf" : CFA_LIBDIR "/builtins.cf", "r" ); |
---|
220 | if ( builtins == NULL ) { |
---|
221 | std::cerr << "Error: can't open builtins.cf" << std::endl; |
---|
222 | exit( EXIT_FAILURE ); |
---|
223 | } // if |
---|
224 | |
---|
225 | parse( builtins, LinkageSpec::Compiler ); |
---|
226 | |
---|
227 | if ( ! libcfap ) { |
---|
228 | // read the prelude in, if not generating the cfa library |
---|
229 | FILE * prelude = fopen( treep ? "prelude.cf" : CFA_LIBDIR "/prelude.cf", "r" ); |
---|
230 | if ( prelude == NULL ) { |
---|
231 | std::cerr << "Error: can't open prelude.cf" << std::endl; |
---|
232 | exit( EXIT_FAILURE ); |
---|
233 | } // if |
---|
234 | |
---|
235 | parse( prelude, LinkageSpec::Intrinsic ); |
---|
236 | } // if |
---|
237 | } // if |
---|
238 | |
---|
239 | parse( input, libcfap ? LinkageSpec::Intrinsic : LinkageSpec::Cforall, grammarp ); |
---|
240 | |
---|
241 | if ( parsep ) { |
---|
242 | Parser::get_parser().get_parseTree()->printList( std::cout ); |
---|
243 | Parser::get_parser().freeTree(); |
---|
244 | return 0; |
---|
245 | } // if |
---|
246 | |
---|
247 | buildList( Parser::get_parser().get_parseTree(), translationUnit ); |
---|
248 | |
---|
249 | Parser::get_parser().freeTree(); |
---|
250 | if ( astp ) { |
---|
251 | dump( translationUnit ); |
---|
252 | return 0; |
---|
253 | } // if |
---|
254 | |
---|
255 | // add the assignment statement after the initialization of a type parameter |
---|
256 | OPTPRINT( "validate" ) |
---|
257 | SymTab::validate( translationUnit, symtabp ); |
---|
258 | if ( symtabp ) { |
---|
259 | return 0; |
---|
260 | } // if |
---|
261 | |
---|
262 | if ( expraltp ) { |
---|
263 | ResolvExpr::AlternativePrinter printer( std::cout ); |
---|
264 | acceptAll( translationUnit, printer ); |
---|
265 | return 0; |
---|
266 | } // if |
---|
267 | |
---|
268 | if ( validp ) { |
---|
269 | dump( translationUnit ); |
---|
270 | return 0; |
---|
271 | } // if |
---|
272 | |
---|
273 | OPTPRINT( "mutate" ) |
---|
274 | ControlStruct::mutate( translationUnit ); |
---|
275 | OPTPRINT( "fixNames" ) |
---|
276 | CodeGen::fixNames( translationUnit ); |
---|
277 | OPTPRINT( "fixGlobalInit" ); |
---|
278 | InitTweak::fixGlobalInit( translationUnit, filename, libcfap || treep ); |
---|
279 | OPTPRINT( "tweakInit" ) |
---|
280 | InitTweak::genInit( translationUnit ); |
---|
281 | |
---|
282 | if ( libcfap ) { |
---|
283 | // generate the bodies of cfa library functions |
---|
284 | LibCfa::makeLibCfa( translationUnit ); |
---|
285 | } // if |
---|
286 | |
---|
287 | if ( bresolvep ) { |
---|
288 | dump( translationUnit ); |
---|
289 | return 0; |
---|
290 | } // if |
---|
291 | |
---|
292 | OPTPRINT( "resolve" ) |
---|
293 | ResolvExpr::resolve( translationUnit ); |
---|
294 | if ( exprp ) { |
---|
295 | dump( translationUnit ); |
---|
296 | return 0; |
---|
297 | } |
---|
298 | |
---|
299 | OPTPRINT( "fixInit" ) |
---|
300 | // fix ObjectDecl - replaces ConstructorInit nodes |
---|
301 | InitTweak::fix( translationUnit ); |
---|
302 | if ( ctorinitp ) { |
---|
303 | dump ( translationUnit ); |
---|
304 | return 0; |
---|
305 | } |
---|
306 | |
---|
307 | OPTPRINT( "copyParams" ); |
---|
308 | GenPoly::copyParams( translationUnit ); |
---|
309 | OPTPRINT( "convertSpecializations" ) |
---|
310 | GenPoly::convertSpecializations( translationUnit ); |
---|
311 | OPTPRINT( "convertLvalue" ) |
---|
312 | GenPoly::convertLvalue( translationUnit ); |
---|
313 | |
---|
314 | if ( bboxp ) { |
---|
315 | dump( translationUnit ); |
---|
316 | return 0; |
---|
317 | } |
---|
318 | OPTPRINT( "box" ) |
---|
319 | GenPoly::box( translationUnit ); |
---|
320 | |
---|
321 | // print tree right before code generation |
---|
322 | if ( codegenp ) { |
---|
323 | dump( translationUnit ); |
---|
324 | return 0; |
---|
325 | } // if |
---|
326 | |
---|
327 | CodeGen::generate( translationUnit, *output, ! noprotop ); |
---|
328 | |
---|
329 | if ( output != &std::cout ) { |
---|
330 | delete output; |
---|
331 | } // if |
---|
332 | } catch ( SemanticError &e ) { |
---|
333 | if ( errorp ) { |
---|
334 | std::cerr << "---AST at error:---" << std::endl; |
---|
335 | dump( translationUnit, std::cerr ); |
---|
336 | std::cerr << std::endl << "---End of AST, begin error message:---\n" << std::endl; |
---|
337 | } |
---|
338 | e.print( std::cerr ); |
---|
339 | if ( output != &std::cout ) { |
---|
340 | delete output; |
---|
341 | } // if |
---|
342 | return 1; |
---|
343 | } catch ( UnimplementedError &e ) { |
---|
344 | std::cout << "Sorry, " << e.get_what() << " is not currently implemented" << std::endl; |
---|
345 | if ( output != &std::cout ) { |
---|
346 | delete output; |
---|
347 | } // if |
---|
348 | return 1; |
---|
349 | } catch ( CompilerError &e ) { |
---|
350 | std::cerr << "Compiler Error: " << e.get_what() << std::endl; |
---|
351 | std::cerr << "(please report bugs to " << std::endl; |
---|
352 | if ( output != &std::cout ) { |
---|
353 | delete output; |
---|
354 | } // if |
---|
355 | return 1; |
---|
356 | } // try |
---|
357 | |
---|
358 | deleteAll( translationUnit ); |
---|
359 | return 0; |
---|
360 | } // main |
---|
361 | |
---|
362 | static void parse( FILE * input, LinkageSpec::Type linkage, bool shouldExit ) { |
---|
363 | Parser::get_parser().set_linkage( linkage ); |
---|
364 | Parser::get_parser().parse( input ); |
---|
365 | |
---|
366 | fclose( input ); |
---|
367 | if ( shouldExit || Parser::get_parser().get_parseStatus() != 0 ) { |
---|
368 | exit( Parser::get_parser().get_parseStatus() ); |
---|
369 | } // if |
---|
370 | } |
---|
371 | |
---|
372 | static bool notPrelude( Declaration * decl ) { |
---|
373 | return ! LinkageSpec::isBuiltin( decl->get_linkage() ); |
---|
374 | } |
---|
375 | |
---|
376 | static void dump( std::list< Declaration * > & translationUnit, std::ostream & out ) { |
---|
377 | std::list< Declaration * > decls; |
---|
378 | if ( noprotop ) { |
---|
379 | filter( translationUnit.begin(), translationUnit.end(), |
---|
380 | std::back_inserter( decls ), notPrelude ); |
---|
381 | } else { |
---|
382 | decls = translationUnit; |
---|
383 | } |
---|
384 | |
---|
385 | printAll( decls, out ); |
---|
386 | deleteAll( translationUnit ); |
---|
387 | } |
---|
388 | |
---|
389 | |
---|
390 | // Local Variables: // |
---|
391 | // tab-width: 4 // |
---|
392 | // mode: c++ // |
---|
393 | // compile-command: "make install" // |
---|
394 | // End: // |
---|