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source: src/main.cc @ aec9a67

ADTaaron-thesisarm-ehast-experimentalcleanup-dtorsctordeferred_resndemanglerenumforall-pointer-decaygc_noraiijacob/cs343-translationjenkins-sandboxmemorynew-astnew-ast-unique-exprnew-envno_listpersistent-indexerpthread-emulationqualifiedEnumresolv-newwith_gc

Last change on this file since aec9a67 was 2a7e29b, checked in by Rob Schluntz <rschlunt@…>, 8 years ago
fix crash when taking cfa-cpp input from stdin
Property mode set to `100644`
File size: 10.3 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	//
[71f4e4f]	7	// main.cc --
[b87a5ed]	8	//
[843054c2]	9	// Author : Richard C. Bilson
[b87a5ed]	10	// Created On : Fri May 15 23:12:02 2015
[71f4e4f]	11	// Last Modified By : Rob Schluntz
[9e2c1f0]	12	// Last Modified On : Fri May 06 15:59:09 2016
[7b937575]	13	// Update Count : 203
[b87a5ed]	14	//
	15
[51b7345]	16	#include <iostream>
	17	#include <fstream>
[b87a5ed]	18	#include <cstdlib>
[51b7345]	19	#include <cstdio>
[b87a5ed]	20	#include <getopt.h>
[51b7345]	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"
[a0fdbd5]	42	#include "InitTweak/GenInit.h"
[71f4e4f]	43	#include "InitTweak/FixInit.h"
[711eee5]	44	#include "InitTweak/FixGlobalInit.h"
[51b7345]	45	//#include "Explain/GenProlog.h"
	46	//#include "Try/Visit.h"
	47
[d3b7937]	48	#include "Common/SemanticError.h"
	49	#include "Common/UnimplementedError.h"
[51b7345]	50
	51	#include "../config.h"
	52
	53	using namespace std;
	54
[81419b5]	55	#define OPTPRINT(x) \
	56	if ( errorp ) std::cerr << x << std::endl;
	57
[1ab4ce2]	58	static void parse( FILE * input, LinkageSpec::Type t, bool shouldExit = false );
[f77f12e2]	59	static void dump( std::list< Declaration * > & translationUnit, std::ostream & out = std::cout );
[81419b5]	60
[b87a5ed]	61	bool
	62	astp = false,
[de62360d]	63	bresolvep = false,
[fea7ca7]	64	bboxp = false,
[ca1c11f]	65	ctorinitp = false,
[b87a5ed]	66	exprp = false,
	67	expraltp = false,
	68	grammarp = false,
	69	libcfap = false,
[de62360d]	70	nopreludep = false,
[1ab4ce2]	71	noprotop = false,
[de62360d]	72	parsep = false,
[b87a5ed]	73	resolvep = false, // used in AlternativeFinder
	74	symtabp = false,
[d3b7937]	75	treep = false,
[b87a5ed]	76	validp = false,
[de62360d]	77	errorp = false,
	78	codegenp = false;
[b87a5ed]	79
[fea7ca7]	80	enum { Ast, Bbox, Bresolver, CtorInitFix, Expr, ExprAlt, Grammar, LibCFA, Nopreamble, Parse, Prototypes, Resolver, Symbol, Tree, Validate, };
[b87a5ed]	81
	82	static struct option long_opts[] = {
	83	{ "ast", no_argument, 0, Ast },
[fea7ca7]	84	{ "before-box", no_argument, 0, Bbox },
[de62360d]	85	{ "before-resolver", no_argument, 0, Bresolver },
[ca1c11f]	86	{ "ctorinitfix", no_argument, 0, CtorInitFix },
[b87a5ed]	87	{ "expr", no_argument, 0, Expr },
	88	{ "expralt", no_argument, 0, ExprAlt },
	89	{ "grammar", no_argument, 0, Grammar },
	90	{ "libcfa", no_argument, 0, LibCFA },
[1ab4ce2]	91	{ "no-preamble", no_argument, 0, Nopreamble },
[b1d6dd5]	92	{ "parse", no_argument, 0, Parse },
[1ab4ce2]	93	{ "no-prototypes", no_argument, 0, Prototypes },
[b87a5ed]	94	{ "resolver", no_argument, 0, Resolver },
	95	{ "symbol", no_argument, 0, Symbol },
[d3b7937]	96	{ "tree", no_argument, 0, Tree },
[b1d6dd5]	97	{ "validate", no_argument, 0, Validate },
[b87a5ed]	98	{ 0, 0, 0, 0 }
	99	};
[51b7345]	100
[8c17ab0]	101	int main( int argc, char *argv[] ) {
[b87a5ed]	102	FILE *input;
	103	std::ostream *output = &std::cout;
	104	int long_index;
[7b937575]	105	std::list< Declaration * > translationUnit;
[d029162e]	106	const char *filename = NULL;
[b87a5ed]	107
	108	opterr = 0; // prevent getopt from printing error messages
[71f4e4f]	109
[b87a5ed]	110	int c;
[9e2c1f0]	111	while ( (c = getopt_long( argc, argv, "abBcefglnpqrstvyzD:F:", long_opts, &long_index )) != -1 ) {
[b87a5ed]	112	switch ( c ) {
	113	case Ast:
	114	case 'a': // dump AST
	115	astp = true;
	116	break;
[de62360d]	117	case Bresolver:
	118	case 'b': // print before resolver steps
	119	bresolvep = true;
	120	break;
[fea7ca7]	121	case 'B': // print before resolver steps
	122	bboxp = true;
	123	break;
	124	case CtorInitFix:
	125	case 'c':
[ca1c11f]	126	ctorinitp = true;
	127	break;
[b87a5ed]	128	case Expr:
	129	case 'e': // dump AST after expression analysis
	130	exprp = true;
	131	break;
	132	case ExprAlt:
	133	case 'f': // print alternatives for expressions
	134	expraltp = true;
	135	break;
	136	case Grammar:
	137	case 'g': // bison debugging info (grammar rules)
	138	grammarp = true;
	139	break;
	140	case LibCFA:
	141	case 'l': // generate libcfa.c
	142	libcfap = true;
	143	break;
	144	case Nopreamble:
	145	case 'n': // do not read preamble
[de62360d]	146	nopreludep = true;
[b87a5ed]	147	break;
	148	case Prototypes:
	149	case 'p': // generate prototypes for preamble functions
[1ab4ce2]	150	noprotop = true;
[b87a5ed]	151	break;
	152	case Parse:
	153	case 'q': // dump parse tree
	154	parsep = true;
	155	break;
	156	case Resolver:
	157	case 'r': // print resolver steps
	158	resolvep = true;
	159	break;
	160	case Symbol:
	161	case 's': // print symbol table events
	162	symtabp = true;
	163	break;
[d3b7937]	164	case Tree:
	165	case 't': // build in tree
	166	treep = true;
	167	break;
[b1d6dd5]	168	case 'v': // dump AST after decl validation pass
[b87a5ed]	169	validp = true;
	170	break;
	171	case 'y':
	172	errorp = true;
	173	break;
	174	case 'z':
	175	codegenp = true;
	176	break;
	177	case 'D': // ignore -Dxxx
	178	break;
[7b937575]	179	case 'F': // source file-name without suffix
	180	filename = optarg;
	181	break;
[b87a5ed]	182	case '?':
	183	cout << "Unknown option: '" << (char)optopt << "'" << endl;
	184	exit(1);
	185	default:
	186	abort();
	187	} // switch
	188	} // while
	189
	190	try {
[81419b5]	191	// choose to read the program from a file or stdin
[b87a5ed]	192	if ( optind < argc ) {
	193	input = fopen( argv[ optind ], "r" );
	194	if ( ! input ) {
[711eee5]	195	std::cout << "Error: can't open " << argv[ optind ] << std::endl;
[b87a5ed]	196	exit( 1 );
	197	} // if
[d029162e]	198	// if running cfa-cpp directly, might forget to pass -F option (and really shouldn't have to)
	199	if ( filename == NULL ) filename = argv[ optind ];
[37024fd]	200	// prelude filename comes in differently
	201	if ( libcfap ) filename = "prelude.cf";
[b87a5ed]	202	optind += 1;
	203	} else {
	204	input = stdin;
[2a7e29b]	205	// if running cfa-cpp directly, might forget to pass -F option. Since this takes from stdin, pass
	206	// a fake name along
	207	if ( filename == NULL ) filename = "stdin";
[b87a5ed]	208	} // if
	209
	210	if ( optind < argc ) {
	211	output = new ofstream( argv[ optind ] );
	212	} // if
[71f4e4f]	213
[b87a5ed]	214	Parser::get_parser().set_debug( grammarp );
[81419b5]	215
	216	// read in the builtins and the prelude
[de62360d]	217	if ( ! nopreludep ) { // include gcc builtins
[faf8857]	218	// -l is for initial build ONLY and builtins.cf is not in the lib directory so access it here.
[d3b7937]	219	FILE * builtins = fopen( libcfap \| treep ? "builtins.cf" : CFA_LIBDIR "/builtins.cf", "r" );
[b87a5ed]	220	if ( builtins == NULL ) {
[d3b7937]	221	std::cerr << "Error: can't open builtins.cf" << std::endl;
[b87a5ed]	222	exit( 1 );
	223	} // if
	224
[81419b5]	225	parse( builtins, LinkageSpec::Compiler );
	226
	227	if ( ! libcfap ) {
[faf8857]	228	// read the prelude in, if not generating the cfa library
[d3b7937]	229	FILE * prelude = fopen( treep ? "prelude.cf" : CFA_LIBDIR "/prelude.cf", "r" );
[81419b5]	230	if ( prelude == NULL ) {
[d3b7937]	231	std::cerr << "Error: can't open prelude.cf" << std::endl;
[81419b5]	232	exit( 1 );
	233	} // if
[71f4e4f]	234
[35304009]	235	parse( prelude, LinkageSpec::Intrinsic );
[b87a5ed]	236	} // if
	237	} // if
[81419b5]	238
[71f4e4f]	239	parse( input, libcfap ? LinkageSpec::Intrinsic : LinkageSpec::Cforall, grammarp );
	240
[b87a5ed]	241	if ( parsep ) {
	242	Parser::get_parser().get_parseTree()->printList( std::cout );
	243	Parser::get_parser().freeTree();
	244	return 0;
	245	} // if
	246
	247	buildList( Parser::get_parser().get_parseTree(), translationUnit );
	248
	249	Parser::get_parser().freeTree();
	250	if ( astp ) {
[1ab4ce2]	251	dump( translationUnit );
[b87a5ed]	252	return 0;
	253	} // if
	254
[839ccbb]	255	// add the assignment statement after the initialization of a type parameter
[81419b5]	256	OPTPRINT( "validate" )
	257	SymTab::validate( translationUnit, symtabp );
	258	if ( symtabp ) {
[b87a5ed]	259	return 0;
	260	} // if
	261
[81419b5]	262	if ( expraltp ) {
	263	ResolvExpr::AlternativePrinter printer( std::cout );
	264	acceptAll( translationUnit, printer );
[b87a5ed]	265	return 0;
	266	} // if
	267
	268	if ( validp ) {
[1ab4ce2]	269	dump( translationUnit );
[b87a5ed]	270	return 0;
	271	} // if
	272
[81419b5]	273	OPTPRINT( "mutate" )
	274	ControlStruct::mutate( translationUnit );
[71f4e4f]	275	OPTPRINT( "fixNames" )
[81419b5]	276	CodeGen::fixNames( translationUnit );
[711eee5]	277	OPTPRINT( "fixGlobalInit" );
[03e5d14]	278	InitTweak::fixGlobalInit( translationUnit, filename, libcfap \|\| treep );
[f1e012b]	279	OPTPRINT( "tweakInit" )
[a0fdbd5]	280	InitTweak::genInit( translationUnit );
[b87a5ed]	281
[81419b5]	282	if ( libcfap ) {
	283	// generate the bodies of cfa library functions
	284	LibCfa::makeLibCfa( translationUnit );
[b87a5ed]	285	} // if
	286
[de62360d]	287	if ( bresolvep ) {
[1ab4ce2]	288	dump( translationUnit );
[de62360d]	289	return 0;
	290	} // if
	291
[81419b5]	292	OPTPRINT( "resolve" )
[b87a5ed]	293	ResolvExpr::resolve( translationUnit );
[81419b5]	294	if ( exprp ) {
[1ab4ce2]	295	dump( translationUnit );
[ca1c11f]	296	return 0;
[81419b5]	297	}
	298
[f1e012b]	299	OPTPRINT( "fixInit" )
[71f4e4f]	300	// fix ObjectDecl - replaces ConstructorInit nodes
	301	InitTweak::fix( translationUnit );
[ca1c11f]	302	if ( ctorinitp ) {
	303	dump ( translationUnit );
	304	return 0;
	305	}
[71f4e4f]	306
[81419b5]	307	OPTPRINT( "copyParams" );
[b87a5ed]	308	GenPoly::copyParams( translationUnit );
[81419b5]	309	OPTPRINT( "convertSpecializations" )
[698664b3]	310	GenPoly::convertSpecializations( translationUnit );
[81419b5]	311	OPTPRINT( "convertLvalue" )
[b87a5ed]	312	GenPoly::convertLvalue( translationUnit );
[fea7ca7]	313
	314	if ( bboxp ) {
	315	dump( translationUnit );
	316	return 0;
	317	}
[81419b5]	318	OPTPRINT( "box" )
[b87a5ed]	319	GenPoly::box( translationUnit );
[81419b5]	320
[2871210]	321	// print tree right before code generation
[81419b5]	322	if ( codegenp ) {
[1ab4ce2]	323	dump( translationUnit );
[81419b5]	324	return 0;
	325	} // if
[b87a5ed]	326
[1ab4ce2]	327	CodeGen::generate( translationUnit, *output, ! noprotop );
[b87a5ed]	328
	329	if ( output != &std::cout ) {
	330	delete output;
	331	} // if
	332	} catch ( SemanticError &e ) {
	333	if ( errorp ) {
[f77f12e2]	334	std::cerr << "---AST at error:---" << std::endl;
	335	dump( translationUnit, std::cerr );
	336	std::cerr << std::endl << "---End of AST, begin error message:---\n" << std::endl;
[b87a5ed]	337	}
[81419b5]	338	e.print( std::cerr );
[b87a5ed]	339	if ( output != &std::cout ) {
	340	delete output;
	341	} // if
	342	return 1;
	343	} catch ( UnimplementedError &e ) {
	344	std::cout << "Sorry, " << e.get_what() << " is not currently implemented" << std::endl;
	345	if ( output != &std::cout ) {
	346	delete output;
	347	} // if
	348	return 1;
	349	} catch ( CompilerError &e ) {
	350	std::cerr << "Compiler Error: " << e.get_what() << std::endl;
	351	std::cerr << "(please report bugs to " << std::endl;
	352	if ( output != &std::cout ) {
	353	delete output;
	354	} // if
	355	return 1;
	356	} // try
	357
[39786813]	358	deleteAll( translationUnit );
[b87a5ed]	359	return 0;
[d9a0e76]	360	} // main
[51b7345]	361
[1ab4ce2]	362	static void parse( FILE * input, LinkageSpec::Type linkage, bool shouldExit ) {
[81419b5]	363	Parser::get_parser().set_linkage( linkage );
	364	Parser::get_parser().parse( input );
	365
	366	fclose( input );
	367	if ( shouldExit \|\| Parser::get_parser().get_parseStatus() != 0 ) {
	368	exit( Parser::get_parser().get_parseStatus() );
	369	} // if
	370	}
	371
[1ab4ce2]	372	static bool notPrelude( Declaration * decl ) {
	373	return ! LinkageSpec::isBuiltin( decl->get_linkage() );
	374	}
	375
[f77f12e2]	376	static void dump( std::list< Declaration * > & translationUnit, std::ostream & out ) {
[1ab4ce2]	377	std::list< Declaration * > decls;
	378	if ( noprotop ) {
[71f4e4f]	379	filter( translationUnit.begin(), translationUnit.end(),
[1ab4ce2]	380	std::back_inserter( decls ), notPrelude );
	381	} else {
	382	decls = translationUnit;
	383	}
	384
[f77f12e2]	385	printAll( decls, out );
[7f5566b]	386	deleteAll( translationUnit );
[1ab4ce2]	387	}
	388
	389
[51b7345]	390	// Local Variables: //
[b87a5ed]	391	// tab-width: 4 //
	392	// mode: c++ //
	393	// compile-command: "make install" //
[51b7345]	394	// End: //

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