source: src/main.cc@ 02ec390

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 02ec390 was d8847b7, checked in by Aaron Moss <a3moss@…>, 10 years ago

First draft of generic instantiation pass
  • Property mode set to 100644
File size: 8.7 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 : Thu Jul 30 16:08:18 2015
13// Update Count : 167
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 "Explain/GenProlog.h"
45//#include "Try/Visit.h"
46
47#include "SemanticError.h"
48#include "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 validp = false,
73 errorp = false,
74 codegenp = false;
75
76enum { Ast, Bresolver, Expr, ExprAlt, Grammar, LibCFA, Nopreamble, Parse, Prototypes, Resolver, Symbol, Validate, };
77
78static struct option long_opts[] = {
79 { "ast", no_argument, 0, Ast },
80 { "before-resolver", no_argument, 0, Bresolver },
81 { "expr", no_argument, 0, Expr },
82 { "expralt", no_argument, 0, ExprAlt },
83 { "grammar", no_argument, 0, Grammar },
84 { "libcfa", no_argument, 0, LibCFA },
85 { "no-preamble", no_argument, 0, Nopreamble },
86 { "parse", no_argument, 0, Parse },
87 { "no-prototypes", no_argument, 0, Prototypes },
88 { "resolver", no_argument, 0, Resolver },
89 { "symbol", no_argument, 0, Symbol },
90 { "validate", no_argument, 0, Validate },
91 { 0, 0, 0, 0 }
92};
93
94int main( int argc, char *argv[] ) {
95 FILE *input;
96 std::ostream *output = &std::cout;
97 int long_index;
98 std::list< Declaration* > translationUnit;
99
100 opterr = 0; // prevent getopt from printing error messages
101
102 int c;
103 while ( (c = getopt_long( argc, argv, "abefglnpqrsvyzD:", long_opts, &long_index )) != -1 ) {
104 switch ( c ) {
105 case Ast:
106 case 'a': // dump AST
107 astp = true;
108 break;
109 case Bresolver:
110 case 'b': // print before resolver steps
111 bresolvep = true;
112 break;
113 case Expr:
114 case 'e': // dump AST after expression analysis
115 exprp = true;
116 break;
117 case ExprAlt:
118 case 'f': // print alternatives for expressions
119 expraltp = true;
120 break;
121 case Grammar:
122 case 'g': // bison debugging info (grammar rules)
123 grammarp = true;
124 break;
125 case LibCFA:
126 case 'l': // generate libcfa.c
127 libcfap = true;
128 break;
129 case Nopreamble:
130 case 'n': // do not read preamble
131 nopreludep = true;
132 break;
133 case Prototypes:
134 case 'p': // generate prototypes for preamble functions
135 noprotop = true;
136 break;
137 case Parse:
138 case 'q': // dump parse tree
139 parsep = true;
140 break;
141 case Resolver:
142 case 'r': // print resolver steps
143 resolvep = true;
144 break;
145 case Symbol:
146 case 's': // print symbol table events
147 symtabp = true;
148 break;
149 case 'v': // dump AST after decl validation pass
150 validp = true;
151 break;
152 case 'y':
153 errorp = true;
154 break;
155 case 'z':
156 codegenp = true;
157 break;
158 case 'D': // ignore -Dxxx
159 break;
160 case '?':
161 cout << "Unknown option: '" << (char)optopt << "'" << endl;
162 exit(1);
163 default:
164 abort();
165 } // switch
166 } // while
167
168 try {
169 // choose to read the program from a file or stdin
170 if ( optind < argc ) {
171 input = fopen( argv[ optind ], "r" );
172 if ( ! input ) {
173 std::cout << "Error: can't open " << argv[optind] << std::endl;
174 exit( 1 );
175 } // if
176 optind += 1;
177 } else {
178 input = stdin;
179 } // if
180
181 if ( optind < argc ) {
182 output = new ofstream( argv[ optind ] );
183 } // if
184
185 Parser::get_parser().set_debug( grammarp );
186
187 // read in the builtins and the prelude
188 if ( ! nopreludep ) { // include gcc builtins
189 FILE * builtins = fopen( CFA_LIBDIR "/builtins.cf", "r" );
190 if ( builtins == NULL ) {
191 std::cerr << "Error: can't open builtins" << std::endl;
192 exit( 1 );
193 } // if
194
195 parse( builtins, LinkageSpec::Compiler );
196
197 if ( ! libcfap ) {
198 // read the prelude in, if we're not generating the cfa library
199 FILE * prelude = fopen( CFA_LIBDIR "/prelude.cf", "r" );
200 if ( prelude == NULL ) {
201 std::cerr << "Error: can't open prelude" << std::endl;
202 exit( 1 );
203 } // if
204
205 parse( prelude, LinkageSpec::Intrinsic );
206 } // if
207 } // if
208
209 if ( libcfap ) {
210 parse( input, LinkageSpec::Intrinsic );
211 } else {
212 parse( input, LinkageSpec::Cforall, grammarp );
213 }
214
215 if ( parsep ) {
216 Parser::get_parser().get_parseTree()->printList( std::cout );
217 Parser::get_parser().freeTree();
218 return 0;
219 } // if
220
221 buildList( Parser::get_parser().get_parseTree(), translationUnit );
222
223 Parser::get_parser().freeTree();
224 if ( astp ) {
225 dump( translationUnit );
226 return 0;
227 } // if
228
229 // add the assignment statement after the
230 // initialization of a type parameter
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 dump( translationUnit );
245 return 0;
246 } // if
247
248 OPTPRINT( "mutate" )
249 ControlStruct::mutate( translationUnit );
250 OPTPRINT( "fixNames" )
251 CodeGen::fixNames( translationUnit );
252 OPTPRINT( "tweak" )
253 InitTweak::tweak( translationUnit );
254
255 if ( libcfap ) {
256 // generate the bodies of cfa library functions
257 LibCfa::makeLibCfa( translationUnit );
258 } // if
259
260 if ( bresolvep ) {
261 dump( translationUnit );
262 return 0;
263 } // if
264
265 OPTPRINT( "resolve" )
266 ResolvExpr::resolve( translationUnit );
267 if ( exprp ) {
268 dump( translationUnit );
269 }
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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