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source: driver/cfa.cc @ ef22ad6

ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprpthread-emulationqualifiedEnum

Last change on this file since ef22ad6 was 2c60af75, checked in by Peter A. Buhr <pabuhr@…>, 5 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

Rev	Line
[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	//
[51b7345]	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	//
[51b7345]	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
[51b7345]	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
[51b7345]	29
	30	using std::cerr;
	31	using std::endl;
	32	using std::string;
[47a8d17]	33	using std::to_string;
[51b7345]	34
	35	//#define __DEBUG_H__
	36
	37
[2c60af75]	38	void 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
	48	bool prefix( const string & arg, const string & pre ) { // check if string has prefix
[b87a5ed]	49	return arg.substr( 0, pre.size() ) == pre;
[51b7345]	50	} // prefix
	51
[2c60af75]	52	bool 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
[51b7345]	62
[2c60af75]	63	static 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
[51b7345]	70
[2c60af75]	71	#define xstr(s) str(s)
[4b1afb6]	72	#define str(s) #s
	73
[8c63bb4]	74	int 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 ) );
[51b7345]	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
[51b7345]	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
[51b7345]	86
[e24f13a]	87	string compiler_path( CFA_BACKEND_CC ); // path/name of C compiler
[b87a5ed]	88	string compiler_name; // name of C compiler
[51b7345]	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
[51b7345]	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
[51b7345]	111
[b87a5ed]	112	const char *libs[argc + 20]; // non-user libraries must come separately, plus some added libraries and flags
	113	int nlibs = 0;
[51b7345]	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__
[51b7345]	121
[b87a5ed]	122	// process command-line arguments
[51b7345]	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
[51b7345]	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__
[51b7345]	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
[51b7345]	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";
[51b7345]	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";
[51b7345]	344
[b87a5ed]	345	if ( cpp_flag ) {
[2c60af75]	346	args[nargs++] = "-D__CPP__";
[b87a5ed]	347	} // if
[51b7345]	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" : "") );
[51b7345]	358
[b87a5ed]	359	if ( debug ) {
	360	heading += " (debug)";
[2c60af75]	361	args[nargs++] = "-D__CFA_DEBUG__";
[b87a5ed]	362	} else {
	363	heading += " (no debug)";
	364	} // if
[51b7345]	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
[51b7345]	371
[2c60af75]	372	args[nargs++] = "-Xlinker"; // used by backtrace
	373	args[nargs++] = "-export-dynamic";
[6bfe5cc]	374
[b87a5ed]	375	// execute the compilation command
[51b7345]	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
[51b7345]	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
[51b7345]	402
[2c60af75]	403	args[nargs] = NULL; // terminate
[51b7345]	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__
[51b7345]	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
[51b7345]	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
[51b7345]	429
[b87a5ed]	430	for ( int i = 0; args[i] != NULL; i += 1 ) {
	431	cerr << args[i] << " ";
	432	} // for
	433	cerr << endl;
	434	} // if
[51b7345]	435
[b87a5ed]	436	if ( ! nonoptarg ) {
	437	cerr << argv[0] << " error, no input files" << endl;
	438	exit( EXIT_FAILURE );
	439	} // if
[51b7345]	440
[b87a5ed]	441	// execute the command and return the result
[51b7345]	442
[b87a5ed]	443	execvp( args[0], (char const )args ); // should not return
[2c60af75]	444	perror( "CFA Translator error: execvp" );
[b87a5ed]	445	exit( EXIT_FAILURE );
[51b7345]	446	} // main
	447
	448	// Local Variables: //
[b87a5ed]	449	// tab-width: 4 //
	450	// mode: c++ //
[51b7345]	451	// compile-command: "make install" //
	452	// End: //

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