source: src/main.cc@ 1869adf

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 string with_gc
Last change on this file since 1869adf was de62360d, checked in by Peter A. Buhr <pabuhr@…>, 10 years ago

fix computed goto, fixed -std=, implicit typedefs for enum and aggregates, add _Noreturn _Thread_local
  • Property mode set to 100644
File size: 8.2 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 : Peter A. Buhr
12// Last Modified On : Mon Jun 22 17:02:11 2015
13// Update Count : 73
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 "Explain/GenProlog.h"
44//#include "Try/Visit.h"
45
46#include "SemanticError.h"
47#include "UnimplementedError.h"
48
49#include "../config.h"
50
51using namespace std;
52
53#define OPTPRINT(x) \
54 if ( errorp ) std::cerr << x << std::endl;
55
56void parse( FILE * input, LinkageSpec::Type t, bool shouldExit = false );
57
58bool
59 astp = false,
60 bresolvep = false,
61 exprp = false,
62 expraltp = false,
63 grammarp = false,
64 libcfap = false,
65 nopreludep = false,
66 protop = false,
67 parsep = false,
68 resolvep = false, // used in AlternativeFinder
69 symtabp = false,
70 validp = false,
71 errorp = false,
72 codegenp = false;
73
74enum { Ast, Bresolver, Expr, ExprAlt, Grammar, LibCFA, Nopreamble, Parse, Prototypes, Resolver, Symbol, Validate, };
75
76static struct option long_opts[] = {
77 { "ast", no_argument, 0, Ast },
78 { "before-resolver", no_argument, 0, Bresolver },
79 { "expr", no_argument, 0, Expr },
80 { "expralt", no_argument, 0, ExprAlt },
81 { "grammar", no_argument, 0, Grammar },
82 { "libcfa", no_argument, 0, LibCFA },
83 { "nopreamble", no_argument, 0, Nopreamble },
84 { "parse", no_argument, 0, Parse },
85 { "prototypes", no_argument, 0, Prototypes },
86 { "resolver", no_argument, 0, Resolver },
87 { "symbol", no_argument, 0, Symbol },
88 { "validate", no_argument, 0, Validate },
89 { 0, 0, 0, 0 }
90};
91
92int main( int argc, char *argv[] ) {
93 FILE *input;
94 std::ostream *output = &std::cout;
95 int long_index;
96 std::list< Declaration* > translationUnit;
97
98 opterr = 0; // prevent getopt from printing error messages
99
100 int c;
101 while ( (c = getopt_long( argc, argv, "abefglnpqrsvyzD:", long_opts, &long_index )) != -1 ) {
102 switch ( c ) {
103 case Ast:
104 case 'a': // dump AST
105 astp = true;
106 break;
107 case Bresolver:
108 case 'b': // print before resolver steps
109 bresolvep = true;
110 break;
111 case Expr:
112 case 'e': // dump AST after expression analysis
113 exprp = true;
114 break;
115 case ExprAlt:
116 case 'f': // print alternatives for expressions
117 expraltp = true;
118 break;
119 case Grammar:
120 case 'g': // bison debugging info (grammar rules)
121 grammarp = true;
122 break;
123 case LibCFA:
124 case 'l': // generate libcfa.c
125 libcfap = true;
126 break;
127 case Nopreamble:
128 case 'n': // do not read preamble
129 nopreludep = true;
130 break;
131 case Prototypes:
132 case 'p': // generate prototypes for preamble functions
133 protop = true;
134 break;
135 case Parse:
136 case 'q': // dump parse tree
137 parsep = true;
138 break;
139 case Resolver:
140 case 'r': // print resolver steps
141 resolvep = true;
142 break;
143 case Symbol:
144 case 's': // print symbol table events
145 symtabp = true;
146 break;
147 case 'v': // dump AST after decl validation pass
148 validp = true;
149 break;
150 case 'y':
151 errorp = true;
152 break;
153 case 'z':
154 codegenp = true;
155 break;
156 case 'D': // ignore -Dxxx
157 break;
158 case '?':
159 cout << "Unknown option: '" << (char)optopt << "'" << endl;
160 exit(1);
161 default:
162 abort();
163 } // switch
164 } // while
165
166 try {
167 // choose to read the program from a file or stdin
168 if ( optind < argc ) {
169 input = fopen( argv[ optind ], "r" );
170 if ( ! input ) {
171 std::cout << "Error: can't open " << argv[optind] << std::endl;
172 exit( 1 );
173 } // if
174 optind += 1;
175 } else {
176 input = stdin;
177 } // if
178
179 if ( optind < argc ) {
180 output = new ofstream( argv[ optind ] );
181 } // if
182
183 Parser::get_parser().set_debug( grammarp );
184
185 // read in the builtins and the prelude
186 if ( ! nopreludep ) { // include gcc builtins
187 FILE * builtins = fopen( CFA_LIBDIR "/builtins.cf", "r" );
188 if ( builtins == NULL ) {
189 std::cerr << "Error: can't open builtins" << std::endl;
190 exit( 1 );
191 } // if
192
193 parse( builtins, LinkageSpec::Compiler );
194
195 if ( ! libcfap ) {
196 // read the prelude in, if we're not generating the cfa library
197 FILE * prelude = fopen( CFA_LIBDIR "/prelude.cf", "r" );
198 if ( prelude == NULL ) {
199 std::cerr << "Error: can't open prelude" << std::endl;
200 exit( 1 );
201 } // if
202
203 parse( prelude, LinkageSpec::Intrinsic );
204 } // if
205 } // if
206
207 if ( libcfap ) {
208 parse( input, LinkageSpec::Intrinsic );
209 } else {
210 parse( input, LinkageSpec::Cforall, grammarp );
211 }
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 printAll( translationUnit, std::cout );
224 return 0;
225 } // if
226
227 // add the assignment statement after the
228 // initialization of a type parameter
229 OPTPRINT( "tweak" )
230 InitTweak::tweak( translationUnit );
231 OPTPRINT( "validate" )
232 SymTab::validate( translationUnit, symtabp );
233 if ( symtabp ) {
234 return 0;
235 } // if
236
237 if ( expraltp ) {
238 ResolvExpr::AlternativePrinter printer( std::cout );
239 acceptAll( translationUnit, printer );
240 return 0;
241 } // if
242
243 if ( validp ) {
244 printAll( translationUnit, std::cout );
245 return 0;
246 } // if
247
248 OPTPRINT( "mutate" )
249 ControlStruct::mutate( translationUnit );
250 OPTPRINT( "fixNames" )
251 CodeGen::fixNames( translationUnit );
252
253 if ( libcfap ) {
254 protop = true;
255 // generate the bodies of cfa library functions
256 LibCfa::makeLibCfa( translationUnit );
257 } // if
258
259 if ( bresolvep ) {
260 printAll( translationUnit, std::cout );
261 return 0;
262 } // if
263
264 OPTPRINT( "resolve" )
265 ResolvExpr::resolve( translationUnit );
266 if ( exprp ) {
267 printAll( translationUnit, std::cout );
268 }
269
270 OPTPRINT( "copyParams" );
271 GenPoly::copyParams( translationUnit );
272 OPTPRINT( "convertSpecializations" )
273 GenPoly::convertSpecializations( translationUnit );
274 OPTPRINT( "convertLvalue" )
275 GenPoly::convertLvalue( translationUnit );
276 OPTPRINT( "box" )
277 GenPoly::box( translationUnit );
278
279 // print the tree right before code generation
280 if ( codegenp ) {
281 printAll( translationUnit, std::cout );
282 return 0;
283 } // if
284
285 CodeGen::generate( translationUnit, *output, protop );
286
287 if ( output != &std::cout ) {
288 delete output;
289 } // if
290 } catch ( SemanticError &e ) {
291 if ( errorp ) {
292 printAll( translationUnit, std::cerr );
293 }
294 e.print( std::cerr );
295 if ( output != &std::cout ) {
296 delete output;
297 } // if
298 return 1;
299 } catch ( UnimplementedError &e ) {
300 std::cout << "Sorry, " << e.get_what() << " is not currently implemented" << std::endl;
301 if ( output != &std::cout ) {
302 delete output;
303 } // if
304 return 1;
305 } catch ( CompilerError &e ) {
306 std::cerr << "Compiler Error: " << e.get_what() << std::endl;
307 std::cerr << "(please report bugs to " << std::endl;
308 if ( output != &std::cout ) {
309 delete output;
310 } // if
311 return 1;
312 } // try
313
314 return 0;
315} // main
316
317void parse( FILE * input, LinkageSpec::Type linkage, bool shouldExit ) {
318 Parser::get_parser().set_linkage( linkage );
319 Parser::get_parser().parse( input );
320
321 fclose( input );
322 if ( shouldExit || Parser::get_parser().get_parseStatus() != 0 ) {
323 exit( Parser::get_parser().get_parseStatus() );
324 } // if
325}
326
327// Local Variables: //
328// tab-width: 4 //
329// mode: c++ //
330// compile-command: "make install" //
331// End: //
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