source: driver/cfa.cc@ 2c60af75

ADT arm-eh ast-experimental enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox new-ast new-ast-unique-expr pthread-emulation qualifiedEnum
Last change on this file since 2c60af75 was 2c60af75, checked in by Peter A. Buhr <pabuhr@…>, 6 years ago

move cfa-cpp into stage 2 of cc1, and update cfa to facilitate the change
  • Property mode set to 100644
File size: 15.2 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
[201aeb9]11// Last Modified By : Peter A. Buhr
[2c60af75]12// Last Modified On : Thu Aug 22 22:29:50 2019
13// Update Count : 403
[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
[44bca7f]21#include <string.h> // strcmp
[8c63bb4]22#include <algorithm> // find
[51b73452]23
[37fe352]24#include <sys/types.h>
25#include <sys/stat.h>
26
[44bca7f]27#include "Common/SemanticError.h"
[b87a5ed]28#include "config.h" // configure info
[51b73452]29
30using std::cerr;
31using std::endl;
32using std::string;
[47a8d17]33using std::to_string;
[51b73452]34
35//#define __DEBUG_H__
36
37
[2c60af75]38void Putenv( char * argv[], string arg ) {
39 static int flags = 0; // environment variables must have unique names
40
41 if ( putenv( (char *)( *new string( string( "__CFA_FLAG" + to_string( flags++ ) + "__=" ) + arg ) ).c_str() ) != 0 ) {
42 cerr << argv[0] << " error, cannot set environment variable." << endl;
43 exit( EXIT_FAILURE );
44 } // if
45} // Putenv
46
47
48bool prefix( const string & arg, const string & pre ) { // check if string has prefix
[b87a5ed]49 return arg.substr( 0, pre.size() ) == pre;
[51b73452]50} // prefix
51
[2c60af75]52bool suffix( const string & arg ) { // check if string has suffix
[8c63bb4]53 enum { NumSuffixes = 3 };
54 static const string suffixes[NumSuffixes] = { "cfa", "hfa", "ifa" };
[2c60af75]55
[dffaeac]56 size_t dot = arg.find_last_of( "." );
57 if ( dot == string::npos ) return false;
[8c63bb4]58 const string * end = suffixes + NumSuffixes;
59 return std::find( suffixes, end, arg.substr( dot + 1 ) ) != end;
[dffaeac]60} // suffix
61
[51b73452]62
[2c60af75]63static inline bool dirExists( const string & path ) { // check if directory exists
[37fe352]64 struct stat info;
[2c60af75]65 if ( stat( path.c_str(), &info ) != 0 ) return false;
66 if ( info.st_mode & S_IFDIR ) return true;
67 return false;
68} // dirExists
[37fe352]69
[51b73452]70
[2c60af75]71#define xstr(s) str(s)
[4b1afb6]72#define str(s) #s
73
[8c63bb4]74int main( int argc, char * argv[] ) {
[4b1afb6]75 string Version( CFA_VERSION_LONG ); // current version number from CONFIG
[2c60af75]76 string Major( xstr( CFA_VERSION_MAJOR ) ), Minor( xstr( CFA_VERSION_MINOR ) ), Patch( xstr( CFA_VERSION_PATCH ) );
[51b73452]77
[d6f4488]78 string installincdir( CFA_INCDIR ); // fixed location of include files
79 string installlibdir( CFA_LIBDIR ); // fixed location of cc1 and cfa-cpp commands when installed
80 string srcdriverdir ( TOP_BUILDDIR "driver"); // fixed location of cc1 and cfa-cpp commands when in tree
[51b73452]81
[b87a5ed]82 string heading; // banner printed at start of cfa compilation
83 string arg; // current command-line argument during command-line parsing
84 string Bprefix; // path where gcc looks for compiler command steps
85 string langstd; // language standard
[51b73452]86
[e24f13a]87 string compiler_path( CFA_BACKEND_CC ); // path/name of C compiler
[b87a5ed]88 string compiler_name; // name of C compiler
[51b73452]89
[4f5a8a2]90 bool x_flag = false; // -x flag
[b87a5ed]91 bool nonoptarg = false; // indicates non-option argument specified
92 bool link = true; // linking as well as compiling
93 bool verbose = false; // -v flag
[8c63bb4]94 bool quiet = false; // -quiet flag
95 bool debug = true; // -debug flag
96 bool nolib = false; // -nolib flag
97 bool help = false; // -help flag
[b87a5ed]98 bool CFA_flag = false; // -CFA flag
99 bool cpp_flag = false; // -E or -M flag, preprocessor only
[de62360d]100 bool std_flag = false; // -std= flag
[d746bc8]101 bool noincstd_flag = false; // -no-include-stdhdr= flag
[6e4b913]102 bool debugging __attribute(( unused )) = false; // -g flag
[8c63bb4]103 bool m32 = false; // -m32 flag
104 bool m64 = false; // -m64 flag
[37fe352]105 bool intree = false;
[2c60af75]106 int o_file = 0; // -o filename position
[51b73452]107
[b87a5ed]108 const char *args[argc + 100]; // cfa command line values, plus some space for additional flags
109 int sargs = 1; // starting location for arguments in args list
110 int nargs = sargs; // number of arguments in args list; 0 => command name
[51b73452]111
[b87a5ed]112 const char *libs[argc + 20]; // non-user libraries must come separately, plus some added libraries and flags
113 int nlibs = 0;
[51b73452]114
[dffaeac]115 #ifdef __DEBUG_H__
[b87a5ed]116 cerr << "CFA:" << endl;
[bec4d24]117 for ( int i = 1; i < argc; i += 1 ) {
118 cerr << "argv[" << i << "]:\"" << argv[i] << "\"" << endl;
119 } // for
[dffaeac]120 #endif // __DEBUG_H__
[51b73452]121
[b87a5ed]122 // process command-line arguments
[51b73452]123
[b87a5ed]124 for ( int i = 1; i < argc; i += 1 ) {
125 arg = argv[i]; // convert to string value
126 if ( prefix( arg, "-" ) ) {
127 // pass through arguments
128
129 if ( arg == "-Xlinker" || arg == "-o" ) {
[2c60af75]130 args[nargs++] = argv[i]; // pass argument along
[b87a5ed]131 i += 1;
132 if ( i == argc ) continue; // next argument available ?
[2c60af75]133 args[nargs++] = argv[i]; // pass argument along
134 if ( arg == "-o" ) o_file = i; // remember file
[b87a5ed]135 } else if ( arg == "-XCFA" ) { // CFA pass through
136 i += 1;
[2c60af75]137 Putenv( argv, argv[i] );
[b87a5ed]138
139 // CFA specific arguments
140
141 } else if ( arg == "-CFA" ) {
142 CFA_flag = true; // strip the -CFA flag
143 link = false;
[2c60af75]144 args[nargs++] = "-fsyntax-only"; // stop after stage 2
[b87a5ed]145 } else if ( arg == "-debug" ) {
146 debug = true; // strip the debug flag
147 } else if ( arg == "-nodebug" ) {
[2c60af75]148 debug = false; // strip the nodebug flag
[c9e640e]149 } else if ( arg == "-nolib" ) {
150 nolib = true; // strip the nodebug flag
[b87a5ed]151 } else if ( arg == "-quiet" ) {
152 quiet = true; // strip the quiet flag
153 } else if ( arg == "-noquiet" ) {
154 quiet = false; // strip the noquiet flag
155 } else if ( arg == "-help" ) {
156 help = true; // strip the help flag
157 } else if ( arg == "-nohelp" ) {
158 help = false; // strip the nohelp flag
[d746bc8]159 } else if ( arg == "-no-include-stdhdr" ) {
160 noincstd_flag = true; // strip the no-include-stdhdr flag
[37fe352]161 } else if ( arg == "-in-tree" ) {
162 intree = true;
[b87a5ed]163 } else if ( arg == "-compiler" ) {
164 // use the user specified compiler
165 i += 1;
166 if ( i == argc ) continue; // next argument available ?
167 compiler_path = argv[i];
[2c60af75]168 Putenv( argv, arg + "=" + argv[i] );
[b87a5ed]169
[de62360d]170 // C specific arguments
[b87a5ed]171
172 } else if ( arg == "-v" ) {
173 verbose = true; // verbosity required
[2c60af75]174 args[nargs++] = argv[i]; // pass argument along
[b87a5ed]175 } else if ( arg == "-g" ) {
176 debugging = true; // symbolic debugging required
[2c60af75]177 args[nargs++] = argv[i]; // pass argument along
[8c63bb4]178 } else if ( prefix( arg, "-x" ) ) { // file suffix ?
179 string lang;
[2c60af75]180 args[nargs++] = argv[i]; // pass argument along
[8c63bb4]181 if ( arg.length() == 2 ) { // separate argument ?
182 i += 1;
183 if ( i == argc ) continue; // next argument available ?
184 lang = argv[i];
[2c60af75]185 args[nargs++] = argv[i]; // pass argument along
[8c63bb4]186 } else {
187 lang = arg.substr( 2 );
188 } // if
[4f5a8a2]189 x_flag = lang != "none";
190 } else if ( prefix( arg, "-std=" ) || prefix( arg, "--std=" ) ) {
191 std_flag = true; // -std=XX provided
[2c60af75]192 args[nargs++] = argv[i]; // pass argument along
[4f5a8a2]193 } else if ( arg == "-w" ) {
[2c60af75]194 args[nargs++] = argv[i]; // pass argument along
195 Putenv( argv, arg );
[44bca7f]196 } else if ( prefix( arg, "-W" ) ) { // check before next tests
197 if ( arg == "-Werror" || arg == "-Wall" ) {
[2c60af75]198 args[nargs++] = argv[i]; // pass argument along
199 Putenv( argv, argv[i] );
[44bca7f]200 } else {
201 unsigned int adv = prefix( arg, "-Wno-" ) ? 5 : 2;
[2c60af75]202 args[nargs] = argv[i]; // conditionally pass argument along
203 const char * warning = argv[i] + adv; // extract warning
[af39199d]204 if ( SemanticWarning_Exist( warning ) ) { // replace the argument for cfa-cpp
[2c60af75]205 Putenv( argv, arg );
[af39199d]206 } // if
[44bca7f]207 nargs += 1;
208 } // if
[b87a5ed]209 } else if ( prefix( arg, "-B" ) ) {
210 Bprefix = arg.substr(2); // strip the -B flag
[2c60af75]211 args[nargs++] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str();
[b87a5ed]212 } else if ( arg == "-c" || arg == "-S" || arg == "-E" || arg == "-M" || arg == "-MM" ) {
[2c60af75]213 args[nargs++] = argv[i]; // pass argument along
[b87a5ed]214 if ( arg == "-E" || arg == "-M" || arg == "-MM" ) {
215 cpp_flag = true; // cpp only
216 } // if
217 link = false; // no linkage required
218 } else if ( arg[1] == 'l' ) {
219 // if the user specifies a library, load it after user code
[2c60af75]220 libs[nlibs++] = argv[i];
[37fe352]221 } else if ( arg == "-m32" ) {
222 m32 = true;
223 m64 = false;
[2c60af75]224 args[nargs++] = argv[i];
[37fe352]225 } else if ( arg == "-m64" ) {
226 m64 = true;
227 m32 = false;
[2c60af75]228 args[nargs++] = argv[i];
[b87a5ed]229 } else {
230 // concatenate any other arguments
[2c60af75]231 args[nargs++] = argv[i];
[b87a5ed]232 } // if
233 } else {
[8c63bb4]234 bool cfa = suffix( arg ); // check suffix
[4f5a8a2]235 if ( ! x_flag && cfa ) { // no explicit suffix and cfa suffix ?
[2c60af75]236 args[nargs++] = "-x";
237 args[nargs++] = "c";
[8c63bb4]238 } // if
[2c60af75]239 args[nargs++] = argv[i]; // concatenate files
[4f5a8a2]240 if ( ! x_flag && cfa ) { // no explicit suffix and cfa suffix ?
[2c60af75]241 args[nargs++] = "-x";
242 args[nargs++] = "none";
[dffaeac]243 } // if
[b87a5ed]244 nonoptarg = true;
245 } // if
246 } // for
[51b73452]247
[dffaeac]248 #ifdef __x86_64__
[2c60af75]249 args[nargs++] = "-mcx16"; // allow double-wide CAA
[dffaeac]250 #endif // __x86_64__
[e3215c5]251
[dffaeac]252 #ifdef __DEBUG_H__
[b87a5ed]253 cerr << "args:";
254 for ( int i = 1; i < nargs; i += 1 ) {
255 cerr << " " << args[i];
256 } // for
257 cerr << endl;
[dffaeac]258 #endif // __DEBUG_H__
[51b73452]259
[2c60af75]260 // if ( cpp_flag && CFA_flag ) {
261 // cerr << argv[0] << " error, cannot use -E and -CFA flags together." << endl;
262 // exit( EXIT_FAILURE );
263 // } // if
[51b73452]264
[6e4b913]265 // add the CFA include-library paths, which allow direct access to header files without directory qualification
[2c60af75]266 if ( ! intree ) {
267 args[nargs++] = "-I" CFA_INCDIR;
[dfb7c96]268 if ( ! noincstd_flag ) { // do not use during build
[2c60af75]269 args[nargs++] = "-I" CFA_INCDIR "stdhdr";
[a5121bf]270 } // if
[2c60af75]271 args[nargs++] = "-I" CFA_INCDIR "concurrency";
272 args[nargs++] = "-I" CFA_INCDIR "containers";
[a5121bf]273 } else {
[2c60af75]274 args[nargs++] = "-I" TOP_SRCDIR "libcfa/src";
[dfb7c96]275 if ( ! noincstd_flag ) { // do not use during build
[2c60af75]276 args[nargs++] = "-I" TOP_SRCDIR "libcfa/src" "/stdhdr";
[a5121bf]277 } // if
[2c60af75]278 args[nargs++] = "-I" TOP_SRCDIR "libcfa/src" "/concurrency";
279 args[nargs++] = "-I" TOP_SRCDIR "libcfa/src" "/containers";
280 } // if
[76c7f65e]281
[a37133c]282 // add stdbool to get defines for bool/true/false
[2c60af75]283 args[nargs++] = "-imacros";
284 args[nargs++] = "stdbool.h";
[a37133c]285
[a5121bf]286 string libbase;
[2c60af75]287 if ( ! intree ) {
[a5121bf]288 libbase = CFA_LIBDIR;
[37fe352]289 } else {
[a5121bf]290 libbase = TOP_BUILDDIR "libcfa/";
[2c60af75]291 Putenv( argv, "-t" );
292 } // if
[37fe352]293
[dfb7c96]294 string arch = m32 ? CFA_32_CPU : (m64 ? CFA_64_CPU : CFA_DEFAULT_CPU);
[13a984c]295 if ( ! m32 && ! m64 ) {
296 if ( arch == "x86" ) {
[2c60af75]297 args[nargs++] = "-m32";
[13a984c]298 } else if ( arch == "x64" ) {
[2c60af75]299 args[nargs++] = "-m64";
[13a984c]300 } // if
[dfb7c96]301 } // if
[a5121bf]302
[2c60af75]303 string libdir = libbase + arch + "-" + (nolib ? "nolib" : (debug ? "debug": "nodebug"));
[dfb7c96]304 if ( ! dirExists( libdir ) ) {
[2c60af75]305 cerr << argv[0] << " internal error, cannot find prelude directory " << libdir << endl;
[a5121bf]306 exit( EXIT_FAILURE );
[dfb7c96]307 } // if
[a5121bf]308
[def9d4e]309 for ( int i = 0; i < nlibs; i += 1 ) { // copy non-user libraries after all user libraries
[2c60af75]310 args[nargs++] = libs[i];
[def9d4e]311 } // for
312
[b87a5ed]313 if ( link ) {
[2c60af75]314 args[nargs++] = "-Xlinker";
315 args[nargs++] = "--undefined=__cfaabi_dbg_bits_write";
316 args[nargs++] = "-Xlinker";
317 args[nargs++] = "--undefined=__cfaabi_interpose_startup";
318 args[nargs++] = "-Xlinker";
319 args[nargs++] = "--undefined=__cfaabi_appready_startup";
[6bfe5cc]320
[b87a5ed]321 // include the cfa library in case it's needed
[2c60af75]322 args[nargs++] = ( *new string( string("-L" ) + libdir + (intree ? "/src/.libs" : "")) ).c_str();
323 args[nargs++] = ( *new string( string("-Wl,-rpath," ) + libdir + (intree ? "/src/.libs" : "")) ).c_str();
324 args[nargs++] = "-Wl,--push-state,--as-needed";
325 args[nargs++] = "-lcfathread";
326 args[nargs++] = "-Wl,--pop-state";
327 args[nargs++] = "-lcfa";
328 args[nargs++] = "-lpthread";
329 args[nargs++] = "-ldl";
330 args[nargs++] = "-lrt";
331 args[nargs++] = "-lm";
[51b73452]332 } // if
333
[2c60af75]334 args[nargs++] = "-fexceptions"; // add exception flags (unconditionally)
335
336 // add flags based on the type of compile
337
338 args[nargs++] = ( *new string( string("-D__CFA_MAJOR__=") + Major ) ).c_str();
339 args[nargs++] = ( *new string( string("-D__CFA_MINOR__=") + Minor ) ).c_str();
340 args[nargs++] = ( *new string( string("-D__CFA_PATCH__=") + Patch ) ).c_str();
341 args[nargs++] = "-D__CFA__";
342 args[nargs++] = "-D__CFORALL__";
343 args[nargs++] = "-D__cforall";
[51b73452]344
[b87a5ed]345 if ( cpp_flag ) {
[2c60af75]346 args[nargs++] = "-D__CPP__";
[b87a5ed]347 } // if
[51b73452]348
[b87a5ed]349 if ( CFA_flag ) {
[2c60af75]350 Putenv( argv, "-N" );
351 Putenv( argv, "-CFA" );
352 if ( o_file ) Putenv( argv, string( "-o=" ) + argv[o_file] );
[fa477f7]353 } else {
[2c60af75]354 Putenv( argv, "-L" );
[b87a5ed]355 } // if
[2c60af75]356
357 Putenv( argv, "--prelude-dir=" + libdir + (intree ? "/prelude" : "") );
[51b73452]358
[b87a5ed]359 if ( debug ) {
360 heading += " (debug)";
[2c60af75]361 args[nargs++] = "-D__CFA_DEBUG__";
[b87a5ed]362 } else {
363 heading += " (no debug)";
364 } // if
[51b73452]365
[b87a5ed]366 if ( Bprefix.length() == 0 ) {
[b740f0b]367 Bprefix = ! intree ? installlibdir : srcdriverdir;
368 if ( Bprefix[Bprefix.length() - 1] != '/' ) Bprefix += '/';
[2c60af75]369 args[nargs++] = ( *new string( string("-D__GCC_BPREFIX__=") + Bprefix ) ).c_str();
[b87a5ed]370 } // if
[51b73452]371
[2c60af75]372 args[nargs++] = "-Xlinker"; // used by backtrace
373 args[nargs++] = "-export-dynamic";
[6bfe5cc]374
[b87a5ed]375 // execute the compilation command
[51b73452]376
[b87a5ed]377 args[0] = compiler_path.c_str(); // set compiler command for exec
378 // find actual name of the compiler independent of the path to it
379 int p = compiler_path.find_last_of( '/' ); // scan r -> l for first '/'
380 if ( p == -1 ) {
381 compiler_name = compiler_path;
382 } else {
383 compiler_name = *new string( compiler_path.substr( p + 1 ) );
384 } // if
[51b73452]385
[b87a5ed]386 if ( prefix( compiler_name, "gcc" ) ) { // allow suffix on gcc name
[2c60af75]387 args[nargs++] = "-no-integrated-cpp";
388 args[nargs++] = "-Wno-deprecated";
389 #ifdef HAVE_CAST_FUNCTION_TYPE
390 args[nargs++] = "-Wno-cast-function-type";
391 #endif // HAVE_CAST_FUNCTION_TYPE
[157d094]392 if ( ! std_flag ) { // default c11, if none specified
[2c60af75]393 args[nargs++] = "-std=gnu11";
[de62360d]394 } // if
[2c60af75]395 args[nargs++] = "-fgnu89-inline";
396 args[nargs++] = "-D__int8_t_defined"; // prevent gcc type-size attributes
397 args[nargs++] = ( *new string( string("-B") + Bprefix ) ).c_str();
[b87a5ed]398 } else {
[e24f13a]399 cerr << argv[0] << " error, compiler \"" << compiler_name << "\" unsupported." << endl;
[b87a5ed]400 exit( EXIT_FAILURE );
401 } // if
[51b73452]402
[2c60af75]403 args[nargs] = NULL; // terminate
[51b73452]404
[dffaeac]405 #ifdef __DEBUG_H__
[b87a5ed]406 cerr << "nargs: " << nargs << endl;
407 cerr << "args:" << endl;
408 for ( int i = 0; args[i] != NULL; i += 1 ) {
409 cerr << " \"" << args[i] << "\"" << endl;
410 } // for
[dffaeac]411 #endif // __DEBUG_H__
[51b73452]412
[b87a5ed]413 if ( ! quiet ) {
414 cerr << "CFA " << "Version " << Version << heading << endl;
415
416 if ( help ) {
417 cerr <<
418 "-debug\t\t\t: use cfa runtime with debug checking" << endl <<
419 "-help\t\t\t: print this help message" << endl <<
420 "-quiet\t\t\t: print no messages from the cfa command" << endl <<
421 "-CFA\t\t\t: run the cpp preprocessor and the cfa-cpp translator" << endl <<
422 "-XCFA -cfa-cpp-flag\t: pass next flag as-is to the cfa-cpp translator" << endl <<
423 "...\t\t\t: any other " << compiler_name << " flags" << endl;
424 } // if
[51b73452]425 } // if
426
[b87a5ed]427 if ( verbose ) {
428 if ( argc == 2 ) exit( EXIT_SUCCESS ); // if only the -v flag is specified, do not invoke gcc
[51b73452]429
[b87a5ed]430 for ( int i = 0; args[i] != NULL; i += 1 ) {
431 cerr << args[i] << " ";
432 } // for
433 cerr << endl;
434 } // if
[51b73452]435
[b87a5ed]436 if ( ! nonoptarg ) {
437 cerr << argv[0] << " error, no input files" << endl;
438 exit( EXIT_FAILURE );
439 } // if
[51b73452]440
[b87a5ed]441 // execute the command and return the result
[51b73452]442
[b87a5ed]443 execvp( args[0], (char *const *)args ); // should not return
[2c60af75]444 perror( "CFA Translator error: execvp" );
[b87a5ed]445 exit( EXIT_FAILURE );
[51b73452]446} // main
447
448// Local Variables: //
[b87a5ed]449// tab-width: 4 //
450// mode: c++ //
[51b73452]451// compile-command: "make install" //
452// End: //
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