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source: src/main.cc @ 4a7d895

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

Last change on this file since 4a7d895 was 8b7ee09, checked in by Peter A. Buhr <pabuhr@…>, 8 years ago
rename type LinkageSpec::Type to LinkageSpec::Spec, which affects many files
Property mode set to `100644`
File size: 10.7 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
[dd51906]	11	// Last Modified By : Peter A. Buhr
[8b7ee09]	12	// Last Modified On : Fri Aug 19 08:31:22 2016
	13	// Update Count : 350
[b87a5ed]	14	//
	15
[51b7345]	16	#include <iostream>
	17	#include <fstream>
[b87a5ed]	18	#include <getopt.h>
[0da3e2c]	19	#include "Parser/lex.h"
	20	#include "Parser/parser.h"
	21	#include "Parser/TypedefTable.h"
[51b7345]	22	#include "GenPoly/Lvalue.h"
	23	#include "GenPoly/Specialize.h"
	24	#include "GenPoly/Box.h"
	25	#include "GenPoly/CopyParams.h"
[ea5daeb]	26	#include "GenPoly/InstantiateGeneric.h"
[51b7345]	27	#include "CodeGen/Generate.h"
	28	#include "CodeGen/FixNames.h"
	29	#include "ControlStruct/Mutate.h"
	30	#include "SymTab/Validate.h"
	31	#include "ResolvExpr/AlternativePrinter.h"
	32	#include "ResolvExpr/Resolver.h"
	33	#include "MakeLibCfa.h"
[a0fdbd5]	34	#include "InitTweak/GenInit.h"
[71f4e4f]	35	#include "InitTweak/FixInit.h"
[d3b7937]	36	#include "Common/UnimplementedError.h"
[51b7345]	37
	38	#include "../config.h"
	39
	40	using namespace std;
	41
[0da3e2c]	42	#define OPTPRINT(x) if ( errorp ) std::cerr << x << std::endl;
[81419b5]	43
[0da3e2c]	44
[8b7ee09]	45	LinkageSpec::Spec linkage = LinkageSpec::Cforall;
[0da3e2c]	46	TypedefTable typedefTable;
[cbaee0d]	47	DeclarationNode * parseTree = nullptr; // program parse tree
[81419b5]	48
[926af74]	49	extern int yydebug; // set for -g flag (Grammar)
[b87a5ed]	50	bool
	51	astp = false,
[de62360d]	52	bresolvep = false,
[fea7ca7]	53	bboxp = false,
[ca1c11f]	54	ctorinitp = false,
[b87a5ed]	55	exprp = false,
	56	expraltp = false,
	57	libcfap = false,
[de62360d]	58	nopreludep = false,
[1ab4ce2]	59	noprotop = false,
[de62360d]	60	parsep = false,
[b87a5ed]	61	resolvep = false, // used in AlternativeFinder
	62	symtabp = false,
[d3b7937]	63	treep = false,
[b87a5ed]	64	validp = false,
[de62360d]	65	errorp = false,
	66	codegenp = false;
[b87a5ed]	67
[926af74]	68	static void parse_cmdline( int argc, char argv[], const char & filename );
[8b7ee09]	69	static void parse( FILE * input, LinkageSpec::Spec linkage, bool shouldExit = false );
[0da3e2c]	70	static void dump( std::list< Declaration * > & translationUnit, std::ostream & out = std::cout );
	71
[cbaee0d]	72	int main( int argc, char * argv[] ) {
[3b8e52c]	73	FILE * input; // use FILE rather than istream because yyin is FILE
[cbaee0d]	74	std::ostream *output = & std::cout;
[7b937575]	75	std::list< Declaration * > translationUnit;
[926af74]	76	const char *filename = nullptr;
[b87a5ed]	77
[0da3e2c]	78	parse_cmdline( argc, argv, filename ); // process command-line arguments
[b87a5ed]	79
	80	try {
[81419b5]	81	// choose to read the program from a file or stdin
[3b8e52c]	82	if ( optind < argc ) { // any commands after the flags ? => input file name
[b87a5ed]	83	input = fopen( argv[ optind ], "r" );
[3b8e52c]	84	assertf( input, "cannot open %s\n", argv[ optind ] );
[d029162e]	85	// if running cfa-cpp directly, might forget to pass -F option (and really shouldn't have to)
[926af74]	86	if ( filename == nullptr ) filename = argv[ optind ];
[37024fd]	87	// prelude filename comes in differently
	88	if ( libcfap ) filename = "prelude.cf";
[b87a5ed]	89	optind += 1;
[3b8e52c]	90	} else { // no input file name
[b87a5ed]	91	input = stdin;
[2a7e29b]	92	// if running cfa-cpp directly, might forget to pass -F option. Since this takes from stdin, pass
	93	// a fake name along
[926af74]	94	if ( filename == nullptr ) filename = "stdin";
[b87a5ed]	95	} // if
	96
[3b8e52c]	97	if ( optind < argc ) { // any commands after the flags and input file ? => output file name
[b87a5ed]	98	output = new ofstream( argv[ optind ] );
	99	} // if
[71f4e4f]	100
[159c62e]	101	// read in the builtins, extras, and the prelude
[de62360d]	102	if ( ! nopreludep ) { // include gcc builtins
[faf8857]	103	// -l is for initial build ONLY and builtins.cf is not in the lib directory so access it here.
[d3b7937]	104	FILE * builtins = fopen( libcfap \| treep ? "builtins.cf" : CFA_LIBDIR "/builtins.cf", "r" );
[3b8e52c]	105	assertf( builtins, "cannot open builtins.cf\n" );
[81419b5]	106	parse( builtins, LinkageSpec::Compiler );
	107
[159c62e]	108	// read the extra prelude in, if not generating the cfa library
	109	FILE * extras = fopen( libcfap \| treep ? "extras.cf" : CFA_LIBDIR "/extras.cf", "r" );
[3b8e52c]	110	assertf( extras, "cannot open extras.cf\n" );
[159c62e]	111	parse( extras, LinkageSpec::C );
	112
[81419b5]	113	if ( ! libcfap ) {
[faf8857]	114	// read the prelude in, if not generating the cfa library
[d3b7937]	115	FILE * prelude = fopen( treep ? "prelude.cf" : CFA_LIBDIR "/prelude.cf", "r" );
[3b8e52c]	116	assertf( prelude, "cannot open prelude.cf\n" );
[35304009]	117	parse( prelude, LinkageSpec::Intrinsic );
[b87a5ed]	118	} // if
	119	} // if
[81419b5]	120
[926af74]	121	parse( input, libcfap ? LinkageSpec::Intrinsic : LinkageSpec::Cforall, yydebug );
[71f4e4f]	122
[b87a5ed]	123	if ( parsep ) {
[0da3e2c]	124	parseTree->printList( std::cout );
	125	delete parseTree;
[b87a5ed]	126	return 0;
	127	} // if
	128
[0da3e2c]	129	buildList( parseTree, translationUnit );
	130	delete parseTree;
[cbaee0d]	131	parseTree = nullptr;
[b87a5ed]	132
	133	if ( astp ) {
[1ab4ce2]	134	dump( translationUnit );
[b87a5ed]	135	return 0;
	136	} // if
	137
[839ccbb]	138	// add the assignment statement after the initialization of a type parameter
[81419b5]	139	OPTPRINT( "validate" )
	140	SymTab::validate( translationUnit, symtabp );
	141	if ( symtabp ) {
[b87a5ed]	142	return 0;
	143	} // if
	144
[81419b5]	145	if ( expraltp ) {
	146	ResolvExpr::AlternativePrinter printer( std::cout );
	147	acceptAll( translationUnit, printer );
[b87a5ed]	148	return 0;
	149	} // if
	150
	151	if ( validp ) {
[1ab4ce2]	152	dump( translationUnit );
[b87a5ed]	153	return 0;
	154	} // if
	155
[81419b5]	156	OPTPRINT( "mutate" )
	157	ControlStruct::mutate( translationUnit );
[71f4e4f]	158	OPTPRINT( "fixNames" )
[81419b5]	159	CodeGen::fixNames( translationUnit );
[f1e012b]	160	OPTPRINT( "tweakInit" )
[a0fdbd5]	161	InitTweak::genInit( translationUnit );
[b87a5ed]	162
[81419b5]	163	if ( libcfap ) {
	164	// generate the bodies of cfa library functions
	165	LibCfa::makeLibCfa( translationUnit );
[b87a5ed]	166	} // if
	167
[de62360d]	168	if ( bresolvep ) {
[1ab4ce2]	169	dump( translationUnit );
[de62360d]	170	return 0;
	171	} // if
	172
[81419b5]	173	OPTPRINT( "resolve" )
[b87a5ed]	174	ResolvExpr::resolve( translationUnit );
[81419b5]	175	if ( exprp ) {
[1ab4ce2]	176	dump( translationUnit );
[ca1c11f]	177	return 0;
[926af74]	178	} // if
[81419b5]	179
[71f4e4f]	180	// fix ObjectDecl - replaces ConstructorInit nodes
[6cf27a07]	181	OPTPRINT( "fixInit" )
	182	InitTweak::fix( translationUnit, filename, libcfap \|\| treep );
[ca1c11f]	183	if ( ctorinitp ) {
	184	dump ( translationUnit );
	185	return 0;
[926af74]	186	} // if
[71f4e4f]	187
[ea5daeb]	188	OPTPRINT("instantiateGenerics")
	189	GenPoly::instantiateGeneric( translationUnit );
[81419b5]	190	OPTPRINT( "copyParams" );
[b87a5ed]	191	GenPoly::copyParams( translationUnit );
[81419b5]	192	OPTPRINT( "convertSpecializations" )
[698664b3]	193	GenPoly::convertSpecializations( translationUnit );
[81419b5]	194	OPTPRINT( "convertLvalue" )
[b87a5ed]	195	GenPoly::convertLvalue( translationUnit );
[fea7ca7]	196
	197	if ( bboxp ) {
	198	dump( translationUnit );
	199	return 0;
[926af74]	200	} // if
[81419b5]	201	OPTPRINT( "box" )
[b87a5ed]	202	GenPoly::box( translationUnit );
[81419b5]	203
[2871210]	204	// print tree right before code generation
[81419b5]	205	if ( codegenp ) {
[1ab4ce2]	206	dump( translationUnit );
[81419b5]	207	return 0;
	208	} // if
[b87a5ed]	209
[1ab4ce2]	210	CodeGen::generate( translationUnit, *output, ! noprotop );
[b87a5ed]	211
	212	if ( output != &std::cout ) {
	213	delete output;
	214	} // if
	215	} catch ( SemanticError &e ) {
	216	if ( errorp ) {
[f77f12e2]	217	std::cerr << "---AST at error:---" << std::endl;
	218	dump( translationUnit, std::cerr );
	219	std::cerr << std::endl << "---End of AST, begin error message:---\n" << std::endl;
[926af74]	220	} // if
[81419b5]	221	e.print( std::cerr );
[b87a5ed]	222	if ( output != &std::cout ) {
	223	delete output;
	224	} // if
	225	return 1;
	226	} catch ( UnimplementedError &e ) {
	227	std::cout << "Sorry, " << e.get_what() << " is not currently implemented" << std::endl;
	228	if ( output != &std::cout ) {
	229	delete output;
	230	} // if
	231	return 1;
	232	} catch ( CompilerError &e ) {
	233	std::cerr << "Compiler Error: " << e.get_what() << std::endl;
	234	std::cerr << "(please report bugs to " << std::endl;
	235	if ( output != &std::cout ) {
	236	delete output;
	237	} // if
	238	return 1;
	239	} // try
	240
[39786813]	241	deleteAll( translationUnit );
[b87a5ed]	242	return 0;
[d9a0e76]	243	} // main
[51b7345]	244
[cbaee0d]	245	void parse_cmdline( int argc, char * argv[], const char *& filename ) {
[0da3e2c]	246	enum { Ast, Bbox, Bresolver, CtorInitFix, Expr, ExprAlt, Grammar, LibCFA, Nopreamble, Parse, Prototypes, Resolver, Symbol, Tree, Validate, };
	247
	248	static struct option long_opts[] = {
	249	{ "ast", no_argument, 0, Ast },
	250	{ "before-box", no_argument, 0, Bbox },
	251	{ "before-resolver", no_argument, 0, Bresolver },
	252	{ "ctorinitfix", no_argument, 0, CtorInitFix },
	253	{ "expr", no_argument, 0, Expr },
	254	{ "expralt", no_argument, 0, ExprAlt },
	255	{ "grammar", no_argument, 0, Grammar },
	256	{ "libcfa", no_argument, 0, LibCFA },
	257	{ "no-preamble", no_argument, 0, Nopreamble },
	258	{ "parse", no_argument, 0, Parse },
	259	{ "no-prototypes", no_argument, 0, Prototypes },
	260	{ "resolver", no_argument, 0, Resolver },
	261	{ "symbol", no_argument, 0, Symbol },
	262	{ "tree", no_argument, 0, Tree },
	263	{ "validate", no_argument, 0, Validate },
	264	{ 0, 0, 0, 0 }
	265	}; // long_opts
	266	int long_index;
	267
	268	opterr = 0; // (global) prevent getopt from printing error messages
	269
	270	int c;
	271	while ( (c = getopt_long( argc, argv, "abBcefglnpqrstvyzD:F:", long_opts, &long_index )) != -1 ) {
	272	switch ( c ) {
	273	case Ast:
	274	case 'a': // dump AST
	275	astp = true;
	276	break;
	277	case Bresolver:
	278	case 'b': // print before resolver steps
	279	bresolvep = true;
	280	break;
	281	case 'B': // print before resolver steps
	282	bboxp = true;
	283	break;
	284	case CtorInitFix:
	285	case 'c':
	286	ctorinitp = true;
	287	break;
	288	case Expr:
	289	case 'e': // dump AST after expression analysis
	290	exprp = true;
	291	break;
	292	case ExprAlt:
	293	case 'f': // print alternatives for expressions
	294	expraltp = true;
	295	break;
	296	case Grammar:
	297	case 'g': // bison debugging info (grammar rules)
[926af74]	298	yydebug = true;
[0da3e2c]	299	break;
	300	case LibCFA:
	301	case 'l': // generate libcfa.c
	302	libcfap = true;
	303	break;
	304	case Nopreamble:
	305	case 'n': // do not read preamble
	306	nopreludep = true;
	307	break;
	308	case Prototypes:
	309	case 'p': // generate prototypes for preamble functions
	310	noprotop = true;
	311	break;
	312	case Parse:
	313	case 'q': // dump parse tree
	314	parsep = true;
	315	break;
	316	case Resolver:
	317	case 'r': // print resolver steps
	318	resolvep = true;
	319	break;
	320	case Symbol:
	321	case 's': // print symbol table events
	322	symtabp = true;
	323	break;
	324	case Tree:
	325	case 't': // build in tree
	326	treep = true;
	327	break;
	328	case 'v': // dump AST after decl validation pass
	329	validp = true;
	330	break;
	331	case 'y':
	332	errorp = true;
	333	break;
	334	case 'z':
	335	codegenp = true;
	336	break;
	337	case 'D': // ignore -Dxxx
	338	break;
	339	case 'F': // source file-name without suffix
	340	filename = optarg;
	341	break;
	342	case '?':
[3b8e52c]	343	assertf( false, "Unknown option: '%c'\n", (char)optopt );
[0da3e2c]	344	default:
	345	abort();
	346	} // switch
	347	} // while
	348	} // parse_cmdline
	349
[8b7ee09]	350	static void parse( FILE * input, LinkageSpec::Spec linkage, bool shouldExit ) {
[0da3e2c]	351	extern int yyparse( void );
[cbaee0d]	352	extern FILE * yyin;
[0da3e2c]	353	extern int yylineno;
	354
[8b7ee09]	355	::linkage = linkage; // set globals
[0da3e2c]	356	yyin = input;
	357	yylineno = 1;
	358	typedefTable.enterScope();
	359	int parseStatus = yyparse();
[81419b5]	360
	361	fclose( input );
[0da3e2c]	362	if ( shouldExit \|\| parseStatus != 0 ) {
	363	exit( parseStatus );
[81419b5]	364	} // if
[0da3e2c]	365	} // parse
[81419b5]	366
[1ab4ce2]	367	static bool notPrelude( Declaration * decl ) {
	368	return ! LinkageSpec::isBuiltin( decl->get_linkage() );
[0da3e2c]	369	} // notPrelude
[1ab4ce2]	370
[f77f12e2]	371	static void dump( std::list< Declaration * > & translationUnit, std::ostream & out ) {
[1ab4ce2]	372	std::list< Declaration * > decls;
[926af74]	373
[1ab4ce2]	374	if ( noprotop ) {
[7880579]	375	filter( translationUnit.begin(), translationUnit.end(), std::back_inserter( decls ), notPrelude );
[1ab4ce2]	376	} else {
	377	decls = translationUnit;
[926af74]	378	} // if
[1ab4ce2]	379
[f77f12e2]	380	printAll( decls, out );
[7f5566b]	381	deleteAll( translationUnit );
[0da3e2c]	382	} // dump
[1ab4ce2]	383
[51b7345]	384	// Local Variables: //
[b87a5ed]	385	// tab-width: 4 //
	386	// mode: c++ //
	387	// compile-command: "make install" //
[51b7345]	388	// End: //

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