source: src/driver/cfa.cc@ 6165ce7

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors deferred_resn demangler enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox 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 6165ce7 was 3354e6d, checked in by Peter A. Buhr <pabuhr@…>, 8 years ago

remove -no-include-stdhdr command-line flag
  • Property mode set to 100644
File size: 12.5 KB
RevLine 
[b87a5ed]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//
[76c7f65e]7// cfa.cc --
[b87a5ed]8//
[51b73452]9// Author : Peter A. Buhr
10// Created On : Tue Aug 20 13:44:49 2002
11// Last Modified By : Peter A. Buhr
[3354e6d]12// Last Modified On : Thu Jul 20 15:54:45 2017
13// Update Count : 156
[b87a5ed]14//
[51b73452]15
16#include <iostream>
[b87a5ed]17#include <cstdio> // perror
18#include <cstdlib> // putenv, exit
19#include <unistd.h> // execvp
20#include <string> // STL version
[51b73452]21
[b87a5ed]22#include "config.h" // configure info
[51b73452]23
24using std::cerr;
25using std::endl;
26using std::string;
[47a8d17]27using std::to_string;
[51b73452]28
29
30//#define __DEBUG_H__
31
32
33bool prefix( string arg, string pre ) {
[b87a5ed]34 return arg.substr( 0, pre.size() ) == pre;
[51b73452]35} // prefix
36
37
38void shuffle( const char *args[], int S, int E, int N ) {
[b87a5ed]39 // S & E index 1 passed the end so adjust with -1
[51b73452]40#ifdef __DEBUG_H__
[b87a5ed]41 cerr << "shuffle:" << S << " " << E << " " << N << endl;
[51b73452]42#endif // __DEBUG_H__
[b87a5ed]43 for ( int j = E-1 + N; j > S-1 + N; j -=1 ) {
[51b73452]44#ifdef __DEBUG_H__
[b87a5ed]45 cerr << "\t" << j << " " << j-N << endl;
[51b73452]46#endif // __DEBUG_H__
[b87a5ed]47 args[j] = args[j-N];
48 } // for
[51b73452]49} // shuffle
50
51
[4b1afb6]52#define str(s) #s
53
[51b73452]54int main( int argc, char *argv[] ) {
[4b1afb6]55 string Version( CFA_VERSION_LONG ); // current version number from CONFIG
56 string Major( str( CFA_VERSION_MAJOR ) ), Minor( str( CFA_VERSION_MINOR ) ), Patch( str( CFA_VERSION_PATCH ) );
[51b73452]57
[00cc023]58 string installincdir( CFA_INCDIR ); // fixed location of include files
59 string installlibdir( CFA_LIBDIR ); // fixed location of cc1 and cfa-cpp commands
[51b73452]60
[b87a5ed]61 string heading; // banner printed at start of cfa compilation
62 string arg; // current command-line argument during command-line parsing
63 string Bprefix; // path where gcc looks for compiler command steps
64 string langstd; // language standard
[51b73452]65
[e24f13a]66 string compiler_path( CFA_BACKEND_CC ); // path/name of C compiler
[b87a5ed]67 string compiler_name; // name of C compiler
[51b73452]68
[b87a5ed]69 bool nonoptarg = false; // indicates non-option argument specified
70 bool link = true; // linking as well as compiling
71 bool verbose = false; // -v flag
72 bool quiet = false; // -quiet flag
73 bool debug = true; // -debug flag
74 bool help = false; // -help flag
75 bool CFA_flag = false; // -CFA flag
76 bool cpp_flag = false; // -E or -M flag, preprocessor only
[de62360d]77 bool std_flag = false; // -std= flag
[6e4b913]78 bool debugging __attribute(( unused )) = false; // -g flag
[51b73452]79
[b87a5ed]80 const char *args[argc + 100]; // cfa command line values, plus some space for additional flags
81 int sargs = 1; // starting location for arguments in args list
82 int nargs = sargs; // number of arguments in args list; 0 => command name
[51b73452]83
[b87a5ed]84 const char *libs[argc + 20]; // non-user libraries must come separately, plus some added libraries and flags
85 int nlibs = 0;
[51b73452]86
87#ifdef __DEBUG_H__
[b87a5ed]88 cerr << "CFA:" << endl;
[51b73452]89#endif // __DEBUG_H__
90
[b87a5ed]91 // process command-line arguments
[51b73452]92
[b87a5ed]93 for ( int i = 1; i < argc; i += 1 ) {
[51b73452]94#ifdef __DEBUG_H__
[b87a5ed]95 cerr << "argv[" << i << "]:\"" << argv[i] << "\"" << endl;
[51b73452]96#endif // __DEBUG_H__
[b87a5ed]97 arg = argv[i]; // convert to string value
[51b73452]98#ifdef __DEBUG_H__
[b87a5ed]99 cerr << "arg:\"" << arg << "\"" << endl;
[51b73452]100#endif // __DEBUG_H__
[b87a5ed]101 if ( prefix( arg, "-" ) ) {
102 // pass through arguments
103
104 if ( arg == "-Xlinker" || arg == "-o" ) {
105 args[nargs] = argv[i]; // pass the argument along
106 nargs += 1;
107 i += 1;
108 if ( i == argc ) continue; // next argument available ?
109 args[nargs] = argv[i]; // pass the argument along
110 nargs += 1;
111 } else if ( arg == "-XCFA" ) { // CFA pass through
112 i += 1;
113 args[nargs] = ( *new string( string("-D__CFA_FLAG__=") + argv[i] ) ).c_str();
114 nargs += 1;
115
116 // CFA specific arguments
117
118 } else if ( arg == "-CFA" ) {
119 CFA_flag = true; // strip the -CFA flag
120 link = false;
121 args[nargs] = "-E"; // replace the argument with -E
122 nargs += 1;
123 } else if ( arg == "-debug" ) {
124 debug = true; // strip the debug flag
125 } else if ( arg == "-nodebug" ) {
126 debug = false; // strip the nodebug flag
127 } else if ( arg == "-quiet" ) {
128 quiet = true; // strip the quiet flag
129 } else if ( arg == "-noquiet" ) {
130 quiet = false; // strip the noquiet flag
131 } else if ( arg == "-help" ) {
132 help = true; // strip the help flag
133 } else if ( arg == "-nohelp" ) {
134 help = false; // strip the nohelp flag
135 } else if ( arg == "-compiler" ) {
136 // use the user specified compiler
137 i += 1;
138 if ( i == argc ) continue; // next argument available ?
139 compiler_path = argv[i];
140 if ( putenv( (char *)( *new string( string( "__U_COMPILER__=" ) + argv[i]) ).c_str() ) != 0 ) {
141 cerr << argv[0] << " error, cannot set environment variable." << endl;
142 exit( EXIT_FAILURE );
143 } // if
144
[de62360d]145 // C specific arguments
[b87a5ed]146
147 } else if ( arg == "-v" ) {
148 verbose = true; // verbosity required
149 args[nargs] = argv[i]; // pass the argument along
150 nargs += 1;
151 } else if ( arg == "-g" ) {
152 debugging = true; // symbolic debugging required
153 args[nargs] = argv[i]; // pass the argument along
154 nargs += 1;
[de62360d]155 } else if ( prefix( arg, "-std=" ) ) {
[53ba273]156 std_flag = true; // -std=XX provided
[de62360d]157 args[nargs] = argv[i]; // pass the argument along
158 nargs += 1;
[b87a5ed]159 } else if ( prefix( arg, "-B" ) ) {
160 Bprefix = arg.substr(2); // strip the -B flag
161 args[nargs] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str();
162 nargs += 1;
163 } else if ( prefix( arg, "-b" ) ) {
164 if ( arg.length() == 2 ) { // separate argument ?
165 i += 1;
166 if ( i == argc ) continue; // next argument available ?
167 arg += argv[i]; // concatenate argument
168 } // if
169 // later versions of gcc require the -b option to appear at the start of the command line
170 shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
171 args[sargs] = ( *new string( arg ) ).c_str(); // pass the argument along
172 if ( putenv( (char *)( *new string( string( "__GCC_MACHINE__=" ) + arg ) ).c_str() ) != 0 ) {
173 cerr << argv[0] << " error, cannot set environment variable." << endl;
174 exit( EXIT_FAILURE );
175 } // if
176 sargs += 1;
177 nargs += 1;
178 } else if ( prefix( arg, "-V" ) ) {
179 if ( arg.length() == 2 ) { // separate argument ?
180 i += 1;
181 if ( i == argc ) continue; // next argument available ?
182 arg += argv[i]; // concatenate argument
183 } // if
184 // later versions of gcc require the -V option to appear at the start of the command line
185 shuffle( args, sargs, nargs, 1 ); // make room at front of argument list
186 args[sargs] = ( *new string( arg ) ).c_str(); // pass the argument along
187 if ( putenv( (char *)( *new string( string( "__GCC_VERSION__=" ) + arg ) ).c_str() ) != 0 ) {
188 cerr << argv[0] << " error, cannot set environment variable." << endl;
189 exit( EXIT_FAILURE );
190 } // if
191 sargs += 1;
192 nargs += 1;
193 } else if ( arg == "-c" || arg == "-S" || arg == "-E" || arg == "-M" || arg == "-MM" ) {
194 args[nargs] = argv[i]; // pass the argument along
195 nargs += 1;
196 if ( arg == "-E" || arg == "-M" || arg == "-MM" ) {
197 cpp_flag = true; // cpp only
198 } // if
199 link = false; // no linkage required
200 } else if ( arg[1] == 'l' ) {
201 // if the user specifies a library, load it after user code
202 libs[nlibs] = argv[i];
203 nlibs += 1;
204 } else {
205 // concatenate any other arguments
206 args[nargs] = argv[i];
207 nargs += 1;
208 } // if
209 } else {
210 // concatenate other arguments
211 args[nargs] = argv[i];
212 nargs += 1;
213 nonoptarg = true;
214 } // if
215 } // for
[51b73452]216
[b87a5ed]217#ifdef __DEBUG_H__
218 cerr << "args:";
219 for ( int i = 1; i < nargs; i += 1 ) {
220 cerr << " " << args[i];
221 } // for
222 cerr << endl;
223#endif // __DEBUG_H__
[51b73452]224
[b87a5ed]225 if ( cpp_flag && CFA_flag ) {
226 cerr << argv[0] << " error, cannot use -E and -CFA flags together." << endl;
227 exit( EXIT_FAILURE );
228 } // if
[51b73452]229
[6e4b913]230 // add the CFA include-library paths, which allow direct access to header files without directory qualification
[b87a5ed]231 args[nargs] = "-I" CFA_INCDIR;
232 nargs += 1;
[3354e6d]233 args[nargs] = "-I" CFA_INCDIR "/stdhdr";
234 nargs += 1;
[0e76cf4f]235 args[nargs] = "-I" CFA_INCDIR "/concurrency";
236 nargs += 1;
[76c7f65e]237 args[nargs] = "-I" CFA_INCDIR "/containers";
238 nargs += 1;
239
[0edebf8]240#ifdef HAVE_LIBCFA
[b87a5ed]241 if ( link ) {
[0edebf8]242 #if ! defined(HAVE_LIBCFA_RELEASE)
[ff2d7341]243 if( !debug ) {
[0edebf8]244 cerr << "error: Option -nodebug is not available, libcfa was not installed." << endl;
245 exit( EXIT_FAILURE );
246 }
247 #endif
248 #if ! defined(HAVE_LIBCFA_DEBUG)
[ff2d7341]249 if( debug ) {
[0edebf8]250 cerr << "error: Option -debug is not available, libcfa-d was not installed." << endl;
251 exit( EXIT_FAILURE );
252 }
253 #endif
254
[b87a5ed]255 // include the cfa library in case it's needed
256 args[nargs] = "-L" CFA_LIBDIR;
[51b73452]257 nargs += 1;
[0edebf8]258 if( debug ) {
259 args[nargs] = "-lcfa-d";
260 } else {
261 args[nargs] = "-lcfa";
262 }
[51b73452]263 nargs += 1;
[63f78f0]264 args[nargs] = "-lpthread";
265 nargs += 1;
[9d944b2]266 args[nargs] = "-ldl";
267 nargs += 1;
[c5ac6d5]268 args[nargs] = "-lrt";
269 nargs += 1;
[9d944b2]270 args[nargs] = "-Xlinker";
271 nargs += 1;
272 args[nargs] = "--undefined=__lib_debug_write";
273 nargs += 1;
274
[51b73452]275 } // if
[0edebf8]276#endif //HAVE_LIBCFA
[51b73452]277
[b87a5ed]278 // add the correct set of flags based on the type of compile this is
[8c17ab0]279
[ec129c4]280 args[nargs] = ( *new string( string("-D__CFA_MAJOR__=") + Major ) ).c_str();
[51b73452]281 nargs += 1;
[b87a5ed]282 args[nargs] = ( *new string( string("-D__CFA_MINOR__=") + Minor ) ).c_str();
[51b73452]283 nargs += 1;
[ec129c4]284 args[nargs] = ( *new string( string("-D__CFA_PATCH__=") + Patch ) ).c_str();
[1db21619]285 nargs += 1;
[4c82a3c]286 args[nargs] = "-D__CFA__";
287 nargs += 1;
288 args[nargs] = "-D__CFORALL__";
[02e5ab6]289 nargs += 1;
[6acb935]290 args[nargs] = "-D__cforall";
291 nargs += 1;
[51b73452]292
[b87a5ed]293 if ( cpp_flag ) {
294 args[nargs] = "-D__CPP__";
295 nargs += 1;
296 } // if
[51b73452]297
[b87a5ed]298 if ( CFA_flag ) {
[4c82a3c]299 args[nargs] = "-D__CFA_PREPROCESS_";
[b87a5ed]300 nargs += 1;
301 } // if
[51b73452]302
[b87a5ed]303 if ( debug ) {
304 heading += " (debug)";
305 args[nargs] = "-D__CFA_DEBUG__";
306 nargs += 1;
307 } else {
308 heading += " (no debug)";
309 } // if
[51b73452]310
[b87a5ed]311 if ( Bprefix.length() == 0 ) {
312 Bprefix = installlibdir;
313 args[nargs] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str();
314 nargs += 1;
315 } // if
[51b73452]316
[b87a5ed]317 // execute the compilation command
[51b73452]318
[b87a5ed]319 args[0] = compiler_path.c_str(); // set compiler command for exec
320 // find actual name of the compiler independent of the path to it
321 int p = compiler_path.find_last_of( '/' ); // scan r -> l for first '/'
322 if ( p == -1 ) {
323 compiler_name = compiler_path;
324 } else {
325 compiler_name = *new string( compiler_path.substr( p + 1 ) );
326 } // if
[51b73452]327
[b87a5ed]328 if ( prefix( compiler_name, "gcc" ) ) { // allow suffix on gcc name
329 args[nargs] = "-no-integrated-cpp";
330 nargs += 1;
[76c7f65e]331 args[nargs] = "-Wno-deprecated";
[b87a5ed]332 nargs += 1;
[de62360d]333 if ( ! std_flag ) { // default c99, if none specified
[53ba273]334 args[nargs] = "-std=gnu99";
[de62360d]335 nargs += 1;
336 } // if
[76c7f65e]337 args[nargs] = "-fgnu89-inline";
[6e991d6]338 nargs += 1;
[b87a5ed]339 args[nargs] = ( *new string( string("-B") + Bprefix + "/" ) ).c_str();
340 nargs += 1;
[d3b7937]341 args[nargs] = "-lm";
342 nargs += 1;
[b87a5ed]343 } else {
[e24f13a]344 cerr << argv[0] << " error, compiler \"" << compiler_name << "\" unsupported." << endl;
[b87a5ed]345 exit( EXIT_FAILURE );
346 } // if
[51b73452]347
[b87a5ed]348 for ( int i = 0; i < nlibs; i += 1 ) { // copy non-user libraries after all user libraries
349 args[nargs] = libs[i];
350 nargs += 1;
351 } // for
[51b73452]352
[b87a5ed]353 args[nargs] = NULL; // terminate with NULL
[51b73452]354
355#ifdef __DEBUG_H__
[b87a5ed]356 cerr << "nargs: " << nargs << endl;
357 cerr << "args:" << endl;
358 for ( int i = 0; args[i] != NULL; i += 1 ) {
359 cerr << " \"" << args[i] << "\"" << endl;
360 } // for
[51b73452]361#endif // __DEBUG_H__
362
[b87a5ed]363 if ( ! quiet ) {
364 cerr << "CFA " << "Version " << Version << heading << endl;
365
366 if ( help ) {
367 cerr <<
368 "-debug\t\t\t: use cfa runtime with debug checking" << endl <<
369 "-help\t\t\t: print this help message" << endl <<
370 "-quiet\t\t\t: print no messages from the cfa command" << endl <<
371 "-CFA\t\t\t: run the cpp preprocessor and the cfa-cpp translator" << endl <<
372 "-XCFA -cfa-cpp-flag\t: pass next flag as-is to the cfa-cpp translator" << endl <<
373 "...\t\t\t: any other " << compiler_name << " flags" << endl;
374 } // if
[51b73452]375 } // if
376
[b87a5ed]377 if ( verbose ) {
378 if ( argc == 2 ) exit( EXIT_SUCCESS ); // if only the -v flag is specified, do not invoke gcc
[51b73452]379
[b87a5ed]380 for ( int i = 0; args[i] != NULL; i += 1 ) {
381 cerr << args[i] << " ";
382 } // for
383 cerr << endl;
384 } // if
[51b73452]385
[b87a5ed]386 if ( ! nonoptarg ) {
387 cerr << argv[0] << " error, no input files" << endl;
388 exit( EXIT_FAILURE );
389 } // if
[51b73452]390
[b87a5ed]391 // execute the command and return the result
[51b73452]392
[b87a5ed]393 execvp( args[0], (char *const *)args ); // should not return
394 perror( "CFA Translator error: cfa level, execvp" );
395 exit( EXIT_FAILURE );
[51b73452]396} // main
397
398// Local Variables: //
[b87a5ed]399// tab-width: 4 //
400// mode: c++ //
[51b73452]401// compile-command: "make install" //
402// End: //
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