source: src/main.cc@ cc3528f

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 cc3528f was 03e5d14, checked in by Rob Schluntz <rschlunt@…>, 9 years ago

add support for constructor/destructor attribute priority and set priority for library constructors to high
  • Property mode set to 100644
File size: 9.3 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 May 06 15:29:42 2016
13// Update Count : 203
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/RemoveInit.h"
43#include "InitTweak/FixGlobalInit.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 );
59
60bool
61 astp = false,
62 bresolvep = false,
63 exprp = false,
64 expraltp = false,
65 grammarp = false,
66 libcfap = false,
67 nopreludep = false,
68 noprotop = false,
69 parsep = false,
70 resolvep = false, // used in AlternativeFinder
71 symtabp = false,
72 treep = false,
73 validp = false,
74 errorp = false,
75 codegenp = false;
76
77enum { Ast, Bresolver, Expr, ExprAlt, Grammar, LibCFA, Nopreamble, Parse, Prototypes, Resolver, Symbol, Tree, 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 { "tree", no_argument, 0, Tree },
92 { "validate", no_argument, 0, Validate },
93 { 0, 0, 0, 0 }
94};
95
96int main( int argc, char *argv[] ) {
97 FILE *input;
98 std::ostream *output = &std::cout;
99 int long_index;
100 std::list< Declaration * > translationUnit;
101 const char *filename = NULL;
102
103 opterr = 0; // prevent getopt from printing error messages
104
105 int c;
106 while ( (c = getopt_long( argc, argv, "abefglnpqrstvyzD:F:", long_opts, &long_index )) != -1 ) {
107 switch ( c ) {
108 case Ast:
109 case 'a': // dump AST
110 astp = true;
111 break;
112 case Bresolver:
113 case 'b': // print before resolver steps
114 bresolvep = true;
115 break;
116 case Expr:
117 case 'e': // dump AST after expression analysis
118 exprp = true;
119 break;
120 case ExprAlt:
121 case 'f': // print alternatives for expressions
122 expraltp = true;
123 break;
124 case Grammar:
125 case 'g': // bison debugging info (grammar rules)
126 grammarp = true;
127 break;
128 case LibCFA:
129 case 'l': // generate libcfa.c
130 libcfap = true;
131 break;
132 case Nopreamble:
133 case 'n': // do not read preamble
134 nopreludep = true;
135 break;
136 case Prototypes:
137 case 'p': // generate prototypes for preamble functions
138 noprotop = true;
139 break;
140 case Parse:
141 case 'q': // dump parse tree
142 parsep = true;
143 break;
144 case Resolver:
145 case 'r': // print resolver steps
146 resolvep = true;
147 break;
148 case Symbol:
149 case 's': // print symbol table events
150 symtabp = true;
151 break;
152 case Tree:
153 case 't': // build in tree
154 treep = true;
155 break;
156 case 'v': // dump AST after decl validation pass
157 validp = true;
158 break;
159 case 'y':
160 errorp = true;
161 break;
162 case 'z':
163 codegenp = true;
164 break;
165 case 'D': // ignore -Dxxx
166 break;
167 case 'F': // source file-name without suffix
168 filename = optarg;
169 break;
170 case '?':
171 cout << "Unknown option: '" << (char)optopt << "'" << endl;
172 exit(1);
173 default:
174 abort();
175 } // switch
176 } // while
177
178 try {
179 // choose to read the program from a file or stdin
180 if ( optind < argc ) {
181 input = fopen( argv[ optind ], "r" );
182 if ( ! input ) {
183 std::cout << "Error: can't open " << argv[ optind ] << std::endl;
184 exit( 1 );
185 } // if
186 // if running cfa-cpp directly, might forget to pass -F option (and really shouldn't have to)
187 if ( filename == NULL ) filename = argv[ optind ];
188 // prelude filename comes in differently
189 if ( libcfap ) filename = "prelude.cf";
190 optind += 1;
191 } else {
192 input = stdin;
193 } // if
194
195 if ( optind < argc ) {
196 output = new ofstream( argv[ optind ] );
197 } // if
198
199 Parser::get_parser().set_debug( grammarp );
200
201 // read in the builtins and the prelude
202 if ( ! nopreludep ) { // include gcc builtins
203 // -l is for initial build ONLY and builtins.cf is not in the lib directory so access it here.
204 FILE * builtins = fopen( libcfap | treep ? "builtins.cf" : CFA_LIBDIR "/builtins.cf", "r" );
205 if ( builtins == NULL ) {
206 std::cerr << "Error: can't open builtins.cf" << std::endl;
207 exit( 1 );
208 } // if
209
210 parse( builtins, LinkageSpec::Compiler );
211
212 if ( ! libcfap ) {
213 // read the prelude in, if not generating the cfa library
214 FILE * prelude = fopen( treep ? "prelude.cf" : CFA_LIBDIR "/prelude.cf", "r" );
215 if ( prelude == NULL ) {
216 std::cerr << "Error: can't open prelude.cf" << std::endl;
217 exit( 1 );
218 } // if
219
220 parse( prelude, LinkageSpec::Intrinsic );
221 } // if
222 } // if
223
224 parse( input, libcfap ? LinkageSpec::Intrinsic : LinkageSpec::Cforall, grammarp );
225
226 if ( parsep ) {
227 Parser::get_parser().get_parseTree()->printList( std::cout );
228 Parser::get_parser().freeTree();
229 return 0;
230 } // if
231
232 buildList( Parser::get_parser().get_parseTree(), translationUnit );
233
234 Parser::get_parser().freeTree();
235 if ( astp ) {
236 dump( translationUnit );
237 return 0;
238 } // if
239
240 // add the assignment statement after the initialization of a type parameter
241 OPTPRINT( "validate" )
242 SymTab::validate( translationUnit, symtabp );
243 if ( symtabp ) {
244 return 0;
245 } // if
246
247 if ( expraltp ) {
248 ResolvExpr::AlternativePrinter printer( std::cout );
249 acceptAll( translationUnit, printer );
250 return 0;
251 } // if
252
253 if ( validp ) {
254 dump( translationUnit );
255 return 0;
256 } // if
257
258 OPTPRINT( "mutate" )
259 ControlStruct::mutate( translationUnit );
260 OPTPRINT( "fixNames" )
261 CodeGen::fixNames( translationUnit );
262 OPTPRINT( "fixGlobalInit" );
263 InitTweak::fixGlobalInit( translationUnit, filename, libcfap || treep );
264 OPTPRINT( "tweak" )
265 InitTweak::tweak( translationUnit );
266
267 if ( libcfap ) {
268 // generate the bodies of cfa library functions
269 LibCfa::makeLibCfa( translationUnit );
270 } // if
271
272 if ( bresolvep ) {
273 dump( translationUnit );
274 return 0;
275 } // if
276
277 OPTPRINT( "resolve" )
278 ResolvExpr::resolve( translationUnit );
279 if ( exprp ) {
280 dump( translationUnit );
281 }
282
283 OPTPRINT( "copyParams" );
284 GenPoly::copyParams( translationUnit );
285 OPTPRINT( "convertSpecializations" )
286 GenPoly::convertSpecializations( translationUnit );
287 OPTPRINT( "convertLvalue" )
288 GenPoly::convertLvalue( translationUnit );
289 OPTPRINT( "box" )
290 GenPoly::box( translationUnit );
291
292 // print tree right before code generation
293 if ( codegenp ) {
294 dump( translationUnit );
295 return 0;
296 } // if
297
298 CodeGen::generate( translationUnit, *output, ! noprotop );
299
300 if ( output != &std::cout ) {
301 delete output;
302 } // if
303 } catch ( SemanticError &e ) {
304 if ( errorp ) {
305 dump( translationUnit );
306 }
307 e.print( std::cerr );
308 if ( output != &std::cout ) {
309 delete output;
310 } // if
311 return 1;
312 } catch ( UnimplementedError &e ) {
313 std::cout << "Sorry, " << e.get_what() << " is not currently implemented" << std::endl;
314 if ( output != &std::cout ) {
315 delete output;
316 } // if
317 return 1;
318 } catch ( CompilerError &e ) {
319 std::cerr << "Compiler Error: " << e.get_what() << std::endl;
320 std::cerr << "(please report bugs to " << std::endl;
321 if ( output != &std::cout ) {
322 delete output;
323 } // if
324 return 1;
325 } // try
326
327 return 0;
328} // main
329
330static void parse( FILE * input, LinkageSpec::Type linkage, bool shouldExit ) {
331 Parser::get_parser().set_linkage( linkage );
332 Parser::get_parser().parse( input );
333
334 fclose( input );
335 if ( shouldExit || Parser::get_parser().get_parseStatus() != 0 ) {
336 exit( Parser::get_parser().get_parseStatus() );
337 } // if
338}
339
340static bool notPrelude( Declaration * decl ) {
341 return ! LinkageSpec::isBuiltin( decl->get_linkage() );
342}
343
344static void dump( std::list< Declaration * > & translationUnit ) {
345 std::list< Declaration * > decls;
346 if ( noprotop ) {
347 filter( translationUnit.begin(), translationUnit.end(),
348 std::back_inserter( decls ), notPrelude );
349 } else {
350 decls = translationUnit;
351 }
352
353 printAll( decls, std::cout );
354 deleteAll( translationUnit );
355}
356
357
358// Local Variables: //
359// tab-width: 4 //
360// mode: c++ //
361// compile-command: "make install" //
362// End: //
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