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source: src/main.cc @ be9288a

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

Last change on this file since be9288a was be9288a, checked in by Thierry Delisle <tdelisle@…>, 7 years ago
Fixed errors made by the clean-up tool
Property mode set to `100644`
File size: 18.0 KB

Rev	Line
[c850687]	1
[b87a5ed]	2	//
	3	// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
	4	//
	5	// The contents of this file are covered under the licence agreement in the
	6	// file "LICENCE" distributed with Cforall.
	7	//
[71f4e4f]	8	// main.cc --
[b87a5ed]	9	//
[843054c2]	10	// Author : Richard C. Bilson
[b87a5ed]	11	// Created On : Fri May 15 23:12:02 2015
[54d714e]	12	// Last Modified By : Andrew Beach
[a5f0529]	13	// Last Modified On : Wed Jul 26 14:38:00 2017
	14	// Update Count : 443
[b87a5ed]	15	//
	16
[bf2438c]	17	#include <cxxabi.h> // for __cxa_demangle
	18	#include <execinfo.h> // for backtrace, backtrace_symbols
	19	#include <getopt.h> // for no_argument, optind, geto...
	20	#include <signal.h> // for signal, SIGABRT, SIGSEGV
[08fc48f]	21	#include <cassert> // for assertf
[bf2438c]	22	#include <cstdio> // for fopen, FILE, fclose, stdin
	23	#include <cstdlib> // for exit, free, abort, EXIT_F...
	24	#include <cstring> // for index
[be9288a]	25	#include <fstream> // for ofstream
[bf2438c]	26	#include <iostream> // for operator<<, basic_ostream
	27	#include <iterator> // for back_inserter
	28	#include <list> // for list
[08fc48f]	29	#include <string> // for char_traits, operator<<
[e6955b1]	30
[bf2438c]	31	#include "../config.h" // for CFA_LIBDIR
	32	#include "CodeGen/FixMain.h" // for FixMain
	33	#include "CodeGen/FixNames.h" // for fixNames
	34	#include "CodeGen/Generate.h" // for generate
	35	#include "CodeTools/DeclStats.h" // for printDeclStats
	36	#include "CodeTools/TrackLoc.h" // for fillLocations
	37	#include "Common/CompilerError.h" // for CompilerError
	38	#include "Common/SemanticError.h" // for SemanticError
	39	#include "Common/UnimplementedError.h" // for UnimplementedError
	40	#include "Common/utility.h" // for deleteAll, filter, printAll
	41	#include "ControlStruct/ExceptTranslate.h" // for translateEHM
	42	#include "ControlStruct/Mutate.h" // for mutate
	43	#include "GenPoly/Box.h" // for box
	44	#include "GenPoly/CopyParams.h" // for copyParams
	45	#include "GenPoly/InstantiateGeneric.h" // for instantiateGeneric
	46	#include "GenPoly/Lvalue.h" // for convertLvalue
	47	#include "GenPoly/Specialize.h" // for convertSpecializations
	48	#include "InitTweak/FixInit.h" // for fix
	49	#include "InitTweak/GenInit.h" // for genInit
	50	#include "MakeLibCfa.h" // for makeLibCfa
	51	#include "Parser/LinkageSpec.h" // for Spec, Cforall, Intrinsic
	52	#include "Parser/ParseNode.h" // for DeclarationNode, buildList
	53	#include "Parser/TypedefTable.h" // for TypedefTable
	54	#include "ResolvExpr/AlternativePrinter.h" // for AlternativePrinter
	55	#include "ResolvExpr/Resolver.h" // for resolve
	56	#include "SymTab/Validate.h" // for validate
	57	#include "SynTree/Declaration.h" // for Declaration
	58	#include "SynTree/Visitor.h" // for acceptAll
	59	#include "Tuples/Tuples.h" // for expandMemberTuples, expan...
[a5f0529]	60	#include "Virtual/ExpandCasts.h" // for expandCasts
[51b7345]	61
	62	using namespace std;
	63
[e6955b1]	64	#define OPTPRINT(x) if ( errorp ) cerr << x << endl;
[81419b5]	65
[0da3e2c]	66
[8b7ee09]	67	LinkageSpec::Spec linkage = LinkageSpec::Cforall;
[0da3e2c]	68	TypedefTable typedefTable;
[cbaee0d]	69	DeclarationNode * parseTree = nullptr; // program parse tree
[81419b5]	70
[926af74]	71	extern int yydebug; // set for -g flag (Grammar)
[b87a5ed]	72	bool
	73	astp = false,
[de62360d]	74	bresolvep = false,
[fea7ca7]	75	bboxp = false,
[8905f56]	76	bcodegenp = false,
[ca1c11f]	77	ctorinitp = false,
[41a7137]	78	declstatsp = false,
[b87a5ed]	79	exprp = false,
	80	expraltp = false,
	81	libcfap = false,
[de62360d]	82	nopreludep = false,
[1ab4ce2]	83	noprotop = false,
[3fe34ae]	84	nomainp = false,
[de62360d]	85	parsep = false,
[b87a5ed]	86	resolvep = false, // used in AlternativeFinder
	87	symtabp = false,
[d3b7937]	88	treep = false,
[626dbc10]	89	tuplep = false,
[b87a5ed]	90	validp = false,
[de62360d]	91	errorp = false,
[35b1bf4]	92	codegenp = false,
[c850687]	93	prettycodegenp = false,
	94	nolinemarks = false;
[b87a5ed]	95
[926af74]	96	static void parse_cmdline( int argc, char argv[], const char & filename );
[8b7ee09]	97	static void parse( FILE * input, LinkageSpec::Spec linkage, bool shouldExit = false );
[e6955b1]	98	static void dump( list< Declaration * > & translationUnit, ostream & out = cout );
	99
[0afffee]	100	static void backtrace( int start ) { // skip first N stack frames
[e6955b1]	101	enum { Frames = 50 };
	102	void * array[Frames];
[0afffee]	103	int size = ::backtrace( array, Frames );
	104	char ** messages = ::backtrace_symbols( array, size ); // does not demangle names
	105
	106	*index( messages[0], '(' ) = '\0'; // find executable name
	107	cerr << "Stack back trace for: " << messages[0] << endl;
[e6955b1]	108
[b542bfb]	109	// skip last 2 stack frames after main
	110	for ( int i = start; i < size - 2 && messages != nullptr; i += 1 ) {
[e6955b1]	111	char * mangled_name = nullptr, * offset_begin = nullptr, * offset_end = nullptr;
	112	for ( char p = messages[i]; p; ++p ) { // find parantheses and +offset
[0afffee]	113	if ( *p == '(' ) {
[46f6134]	114	mangled_name = p;
[0afffee]	115	} else if ( *p == '+' ) {
[e6955b1]	116	offset_begin = p;
[0afffee]	117	} else if ( *p == ')' ) {
[e6955b1]	118	offset_end = p;
	119	break;
	120	} // if
	121	} // for
	122
	123	// if line contains symbol, attempt to demangle
[b542bfb]	124	int frameNo = i - start;
[e6955b1]	125	if ( mangled_name && offset_begin && offset_end && mangled_name < offset_begin ) {
[0afffee]	126	*mangled_name++ = '\0'; // delimit strings
[e6955b1]	127	*offset_begin++ = '\0';
	128	*offset_end++ = '\0';
	129
[0afffee]	130	int status;
[e6955b1]	131	char * real_name = __cxxabiv1::__cxa_demangle( mangled_name, 0, 0, &status );
[0afffee]	132	// bug in __cxa_demangle for single-character lower-case non-mangled names
[e6955b1]	133	if ( status == 0 ) { // demangling successful ?
[b542bfb]	134	cerr << "(" << frameNo << ") " << messages[i] << " : "
[e6955b1]	135	<< real_name << "+" << offset_begin << offset_end << endl;
	136	} else { // otherwise, output mangled name
[b542bfb]	137	cerr << "(" << frameNo << ") " << messages[i] << " : "
[0afffee]	138	<< mangled_name << "(/unknown/)+" << offset_begin << offset_end << endl;
[e6955b1]	139	} // if
[0afffee]	140
[e6955b1]	141	free( real_name );
	142	} else { // otherwise, print the whole line
[b542bfb]	143	cerr << "(" << frameNo << ") " << messages[i] << endl;
[e6955b1]	144	} // if
	145	} // for
[b542bfb]	146
[e6955b1]	147	free( messages );
[b542bfb]	148	} // backtrace
	149
	150	void sigSegvBusHandler( int sig_num ) {
	151	cerr << "CFA runtime error program cfa-cpp terminated with "
	152	<< (sig_num == SIGSEGV ? "segment fault" : "bus error")
[0afffee]	153	<< "." << endl;
[b542bfb]	154	backtrace( 2 ); // skip first 2 stack frames
[e6955b1]	155	exit( EXIT_FAILURE );
	156	} // sigSegvBusHandler
[0da3e2c]	157
[b3c36f4]	158	void sigAbortHandler( __attribute__((unused)) int sig_num ) {
[b542bfb]	159	backtrace( 6 ); // skip first 6 stack frames
	160	signal( SIGABRT, SIG_DFL); // reset default signal handler
	161	raise( SIGABRT ); // reraise SIGABRT
	162	} // sigAbortHandler
	163
	164
[cbaee0d]	165	int main( int argc, char * argv[] ) {
[3b8e52c]	166	FILE * input; // use FILE rather than istream because yyin is FILE
[e6955b1]	167	ostream *output = & cout;
[926af74]	168	const char *filename = nullptr;
[e6955b1]	169	list< Declaration * > translationUnit;
	170
	171	signal( SIGSEGV, sigSegvBusHandler );
	172	signal( SIGBUS, sigSegvBusHandler );
[b542bfb]	173	signal( SIGABRT, sigAbortHandler );
[b87a5ed]	174
[0da3e2c]	175	parse_cmdline( argc, argv, filename ); // process command-line arguments
[13de47bc]	176	CodeGen::FixMain::setReplaceMain( !nomainp );
[b87a5ed]	177
	178	try {
[81419b5]	179	// choose to read the program from a file or stdin
[3b8e52c]	180	if ( optind < argc ) { // any commands after the flags ? => input file name
[b87a5ed]	181	input = fopen( argv[ optind ], "r" );
[3b8e52c]	182	assertf( input, "cannot open %s\n", argv[ optind ] );
[d029162]	183	// if running cfa-cpp directly, might forget to pass -F option (and really shouldn't have to)
[926af74]	184	if ( filename == nullptr ) filename = argv[ optind ];
[37024fd]	185	// prelude filename comes in differently
	186	if ( libcfap ) filename = "prelude.cf";
[b87a5ed]	187	optind += 1;
[3b8e52c]	188	} else { // no input file name
[b87a5ed]	189	input = stdin;
[2a7e29b]	190	// if running cfa-cpp directly, might forget to pass -F option. Since this takes from stdin, pass
	191	// a fake name along
[926af74]	192	if ( filename == nullptr ) filename = "stdin";
[b87a5ed]	193	} // if
	194
[159c62e]	195	// read in the builtins, extras, and the prelude
[de62360d]	196	if ( ! nopreludep ) { // include gcc builtins
[faf8857]	197	// -l is for initial build ONLY and builtins.cf is not in the lib directory so access it here.
[807ce84]	198
	199	// Read to gcc builtins, if not generating the cfa library
[6ce3ae9]	200	FILE * gcc_builtins = fopen( libcfap \| treep ? "../prelude/gcc-builtins.cf" : CFA_LIBDIR "/gcc-builtins.cf", "r" );
	201	assertf( gcc_builtins, "cannot open gcc-builtins.cf\n" );
	202	parse( gcc_builtins, LinkageSpec::Compiler );
[81419b5]	203
[159c62e]	204	// read the extra prelude in, if not generating the cfa library
[375a068]	205	FILE * extras = fopen( libcfap \| treep ? "../prelude/extras.cf" : CFA_LIBDIR "/extras.cf", "r" );
[3b8e52c]	206	assertf( extras, "cannot open extras.cf\n" );
[159c62e]	207	parse( extras, LinkageSpec::C );
	208
[81419b5]	209	if ( ! libcfap ) {
[faf8857]	210	// read the prelude in, if not generating the cfa library
[375a068]	211	FILE * prelude = fopen( treep ? "../prelude/prelude.cf" : CFA_LIBDIR "/prelude.cf", "r" );
[3b8e52c]	212	assertf( prelude, "cannot open prelude.cf\n" );
[35304009]	213	parse( prelude, LinkageSpec::Intrinsic );
[fa4805f]	214
	215	// Read to cfa builtins, if not generating the cfa library
	216	FILE * builtins = fopen( libcfap \| treep ? "../prelude/builtins.cf" : CFA_LIBDIR "/builtins.cf", "r" );
	217	assertf( builtins, "cannot open builtins.cf\n" );
[54d714e]	218	parse( builtins, LinkageSpec::BuiltinCFA );
[b87a5ed]	219	} // if
	220	} // if
[81419b5]	221
[926af74]	222	parse( input, libcfap ? LinkageSpec::Intrinsic : LinkageSpec::Cforall, yydebug );
[71f4e4f]	223
[b87a5ed]	224	if ( parsep ) {
[e6955b1]	225	parseTree->printList( cout );
[0da3e2c]	226	delete parseTree;
[b87a5ed]	227	return 0;
	228	} // if
	229
[0da3e2c]	230	buildList( parseTree, translationUnit );
	231	delete parseTree;
[cbaee0d]	232	parseTree = nullptr;
[b87a5ed]	233
	234	if ( astp ) {
[1ab4ce2]	235	dump( translationUnit );
[b87a5ed]	236	return 0;
	237	} // if
	238
[bcda04c]	239	// OPTPRINT( "Concurrency" )
	240	// Concurrency::applyKeywords( translationUnit );
	241
[839ccbb]	242	// add the assignment statement after the initialization of a type parameter
[81419b5]	243	OPTPRINT( "validate" )
	244	SymTab::validate( translationUnit, symtabp );
	245	if ( symtabp ) {
[46f6134]	246	deleteAll( translationUnit );
[b87a5ed]	247	return 0;
	248	} // if
	249
[81419b5]	250	if ( expraltp ) {
[e6955b1]	251	ResolvExpr::AlternativePrinter printer( cout );
[81419b5]	252	acceptAll( translationUnit, printer );
[b87a5ed]	253	return 0;
	254	} // if
	255
	256	if ( validp ) {
[1ab4ce2]	257	dump( translationUnit );
[b87a5ed]	258	return 0;
	259	} // if
	260
[81419b5]	261	OPTPRINT( "mutate" )
	262	ControlStruct::mutate( translationUnit );
[71f4e4f]	263	OPTPRINT( "fixNames" )
[81419b5]	264	CodeGen::fixNames( translationUnit );
[ef42b143]	265	OPTPRINT( "genInit" )
[a0fdbd5]	266	InitTweak::genInit( translationUnit );
[bf32bb8]	267	OPTPRINT( "expandMemberTuples" );
	268	Tuples::expandMemberTuples( translationUnit );
[81419b5]	269	if ( libcfap ) {
	270	// generate the bodies of cfa library functions
	271	LibCfa::makeLibCfa( translationUnit );
[b87a5ed]	272	} // if
	273
[fa2de95]	274	if ( declstatsp ) {
	275	CodeTools::printDeclStats( translationUnit );
	276	deleteAll( translationUnit );
	277	return 0;
	278	}
	279
[de62360d]	280	if ( bresolvep ) {
[1ab4ce2]	281	dump( translationUnit );
[de62360d]	282	return 0;
	283	} // if
	284
[81419b5]	285	OPTPRINT( "resolve" )
[b87a5ed]	286	ResolvExpr::resolve( translationUnit );
[81419b5]	287	if ( exprp ) {
[1ab4ce2]	288	dump( translationUnit );
[ca1c11f]	289	return 0;
[926af74]	290	} // if
[81419b5]	291
[71f4e4f]	292	// fix ObjectDecl - replaces ConstructorInit nodes
[6cf27a07]	293	OPTPRINT( "fixInit" )
	294	InitTweak::fix( translationUnit, filename, libcfap \|\| treep );
[ca1c11f]	295	if ( ctorinitp ) {
	296	dump ( translationUnit );
	297	return 0;
[926af74]	298	} // if
[71f4e4f]	299
[141b786]	300	OPTPRINT( "expandUniqueExpr" ); // xxx - is this the right place for this? want to expand ASAP so that subsequent passes don't need to worry about double-visiting a unique expr - needs to go after InitTweak::fix so that copy constructed return declarations are reused
	301	Tuples::expandUniqueExpr( translationUnit );
[626dbc10]	302
[307a732]	303	OPTPRINT( "translateEHM" );
	304	ControlStruct::translateEHM( translationUnit );
	305
[626dbc10]	306	OPTPRINT( "convertSpecializations" ) // needs to happen before tuple types are expanded
	307	GenPoly::convertSpecializations( translationUnit );
	308
[d9fa60a]	309	OPTPRINT( "expandTuples" ); // xxx - is this the right place for this?
	310	Tuples::expandTuples( translationUnit );
[626dbc10]	311	if ( tuplep ) {
	312	dump( translationUnit );
	313	return 0;
	314	}
[141b786]	315
[a5f0529]	316	OPTPRINT( "virtual expandCasts" ) // Must come after translateEHM
	317	Virtual::expandCasts( translationUnit );
	318
[ea5daeb]	319	OPTPRINT("instantiateGenerics")
	320	GenPoly::instantiateGeneric( translationUnit );
[81419b5]	321	OPTPRINT( "copyParams" );
[b87a5ed]	322	GenPoly::copyParams( translationUnit );
[81419b5]	323	OPTPRINT( "convertLvalue" )
[b87a5ed]	324	GenPoly::convertLvalue( translationUnit );
[fea7ca7]	325
	326	if ( bboxp ) {
	327	dump( translationUnit );
	328	return 0;
[926af74]	329	} // if
[81419b5]	330	OPTPRINT( "box" )
[b87a5ed]	331	GenPoly::box( translationUnit );
[81419b5]	332
[8905f56]	333	if ( bcodegenp ) {
	334	dump( translationUnit );
	335	return 0;
	336	}
	337
[13de47bc]	338	if ( optind < argc ) { // any commands after the flags and input file ? => output file name
	339	output = new ofstream( argv[ optind ] );
	340	} // if
[0270824]	341
[7b15d7a]	342	CodeTools::fillLocations( translationUnit );
[c850687]	343	CodeGen::generate( translationUnit, *output, ! noprotop, prettycodegenp, true, ! nolinemarks );
[0270824]	344
[13de47bc]	345	CodeGen::FixMain::fix( *output, treep ? "../prelude/bootloader.c" : CFA_LIBDIR "/bootloader.c" );
[0270824]	346
[e6955b1]	347	if ( output != &cout ) {
[b87a5ed]	348	delete output;
	349	} // if
	350	} catch ( SemanticError &e ) {
	351	if ( errorp ) {
[e6955b1]	352	cerr << "---AST at error:---" << endl;
	353	dump( translationUnit, cerr );
	354	cerr << endl << "---End of AST, begin error message:---\n" << endl;
[926af74]	355	} // if
[e6955b1]	356	e.print( cerr );
	357	if ( output != &cout ) {
[b87a5ed]	358	delete output;
	359	} // if
	360	return 1;
	361	} catch ( UnimplementedError &e ) {
[e6955b1]	362	cout << "Sorry, " << e.get_what() << " is not currently implemented" << endl;
	363	if ( output != &cout ) {
[b87a5ed]	364	delete output;
	365	} // if
	366	return 1;
	367	} catch ( CompilerError &e ) {
[e6955b1]	368	cerr << "Compiler Error: " << e.get_what() << endl;
[c850687]	369	cerr << "(please report bugs to [REDACTED])" << endl;
[e6955b1]	370	if ( output != &cout ) {
[b87a5ed]	371	delete output;
	372	} // if
	373	return 1;
	374	} // try
	375
[39786813]	376	deleteAll( translationUnit );
[b87a5ed]	377	return 0;
[d9a0e76]	378	} // main
[51b7345]	379
[cbaee0d]	380	void parse_cmdline( int argc, char * argv[], const char *& filename ) {
[41a7137]	381	enum { Ast, Bbox, Bresolver, CtorInitFix, DeclStats, Expr, ExprAlt, Grammar, LibCFA, Nopreamble, Parse, Prototypes, Resolver, Symbol, Tree, TupleExpansion, Validate, };
[0da3e2c]	382
	383	static struct option long_opts[] = {
	384	{ "ast", no_argument, 0, Ast },
	385	{ "before-box", no_argument, 0, Bbox },
	386	{ "before-resolver", no_argument, 0, Bresolver },
	387	{ "ctorinitfix", no_argument, 0, CtorInitFix },
[41a7137]	388	{ "decl-stats", no_argument, 0, DeclStats },
[0da3e2c]	389	{ "expr", no_argument, 0, Expr },
	390	{ "expralt", no_argument, 0, ExprAlt },
	391	{ "grammar", no_argument, 0, Grammar },
	392	{ "libcfa", no_argument, 0, LibCFA },
	393	{ "no-preamble", no_argument, 0, Nopreamble },
	394	{ "parse", no_argument, 0, Parse },
	395	{ "no-prototypes", no_argument, 0, Prototypes },
	396	{ "resolver", no_argument, 0, Resolver },
	397	{ "symbol", no_argument, 0, Symbol },
	398	{ "tree", no_argument, 0, Tree },
[626dbc10]	399	{ "tuple-expansion", no_argument, 0, TupleExpansion },
[0da3e2c]	400	{ "validate", no_argument, 0, Validate },
	401	{ 0, 0, 0, 0 }
	402	}; // long_opts
	403	int long_index;
	404
	405	opterr = 0; // (global) prevent getopt from printing error messages
	406
	407	int c;
[8905f56]	408	while ( (c = getopt_long( argc, argv, "abBcCdefglLmnpqrstTvyzZD:F:", long_opts, &long_index )) != -1 ) {
[0da3e2c]	409	switch ( c ) {
	410	case Ast:
	411	case 'a': // dump AST
	412	astp = true;
	413	break;
	414	case Bresolver:
	415	case 'b': // print before resolver steps
	416	bresolvep = true;
	417	break;
[626dbc10]	418	case 'B': // print before box steps
[0da3e2c]	419	bboxp = true;
	420	break;
	421	case CtorInitFix:
[e39241b]	422	case 'c': // print after constructors and destructors are replaced
[0da3e2c]	423	ctorinitp = true;
	424	break;
[8905f56]	425	case 'C': // print before code generation
	426	bcodegenp = true;
	427	break;
[41a7137]	428	case DeclStats:
	429	case 'd':
	430	declstatsp = true;
	431	break;
[0da3e2c]	432	case Expr:
	433	case 'e': // dump AST after expression analysis
	434	exprp = true;
	435	break;
	436	case ExprAlt:
	437	case 'f': // print alternatives for expressions
	438	expraltp = true;
	439	break;
	440	case Grammar:
	441	case 'g': // bison debugging info (grammar rules)
[926af74]	442	yydebug = true;
[0da3e2c]	443	break;
	444	case LibCFA:
	445	case 'l': // generate libcfa.c
	446	libcfap = true;
	447	break;
[c850687]	448	case 'L': // surpress lines marks
	449	nolinemarks = true;
	450	break;
[0da3e2c]	451	case Nopreamble:
	452	case 'n': // do not read preamble
	453	nopreludep = true;
	454	break;
	455	case Prototypes:
	456	case 'p': // generate prototypes for preamble functions
	457	noprotop = true;
	458	break;
[3fe34ae]	459	case 'm': // don't replace the main
	460	nomainp = true;
	461	break;
[0da3e2c]	462	case Parse:
	463	case 'q': // dump parse tree
	464	parsep = true;
	465	break;
	466	case Resolver:
	467	case 'r': // print resolver steps
	468	resolvep = true;
	469	break;
	470	case Symbol:
	471	case 's': // print symbol table events
	472	symtabp = true;
	473	break;
	474	case Tree:
	475	case 't': // build in tree
	476	treep = true;
	477	break;
[626dbc10]	478	case TupleExpansion:
	479	case 'T': // print after tuple expansion
	480	tuplep = true;
	481	break;
[0da3e2c]	482	case 'v': // dump AST after decl validation pass
	483	validp = true;
	484	break;
[e39241b]	485	case 'y': // dump AST on error
[0da3e2c]	486	errorp = true;
	487	break;
[e39241b]	488	case 'z': // dump as codegen rather than AST
[0da3e2c]	489	codegenp = true;
[e39241b]	490	break;
	491	case 'Z': // prettyprint during codegen (i.e. print unmangled names, etc.)
[35b1bf4]	492	prettycodegenp = true;
[0da3e2c]	493	break;
	494	case 'D': // ignore -Dxxx
	495	break;
	496	case 'F': // source file-name without suffix
	497	filename = optarg;
	498	break;
	499	case '?':
[ae47a23]	500	if ( optopt ) { // short option ?
	501	assertf( false, "Unknown option: -%c\n", (char)optopt );
	502	} else {
	503	assertf( false, "Unknown option: %s\n", argv[optind - 1] );
	504	} // if
[0da3e2c]	505	default:
	506	abort();
	507	} // switch
	508	} // while
	509	} // parse_cmdline
	510
[8b7ee09]	511	static void parse( FILE * input, LinkageSpec::Spec linkage, bool shouldExit ) {
[0da3e2c]	512	extern int yyparse( void );
[cbaee0d]	513	extern FILE * yyin;
[0da3e2c]	514	extern int yylineno;
	515
[8b7ee09]	516	::linkage = linkage; // set globals
[0da3e2c]	517	yyin = input;
	518	yylineno = 1;
	519	typedefTable.enterScope();
	520	int parseStatus = yyparse();
[81419b5]	521
	522	fclose( input );
[0da3e2c]	523	if ( shouldExit \|\| parseStatus != 0 ) {
	524	exit( parseStatus );
[81419b5]	525	} // if
[0da3e2c]	526	} // parse
[81419b5]	527
[1ab4ce2]	528	static bool notPrelude( Declaration * decl ) {
	529	return ! LinkageSpec::isBuiltin( decl->get_linkage() );
[0da3e2c]	530	} // notPrelude
[1ab4ce2]	531
[e6955b1]	532	static void dump( list< Declaration * > & translationUnit, ostream & out ) {
	533	list< Declaration * > decls;
[926af74]	534
[1ab4ce2]	535	if ( noprotop ) {
[e6955b1]	536	filter( translationUnit.begin(), translationUnit.end(), back_inserter( decls ), notPrelude );
[1ab4ce2]	537	} else {
	538	decls = translationUnit;
[926af74]	539	} // if
[1ab4ce2]	540
[e39241b]	541	// depending on commandline options, either generate code or dump the AST
	542	if ( codegenp ) {
	543	CodeGen::generate( decls, out, ! noprotop, prettycodegenp );
	544	} else {
	545	printAll( decls, out );
	546	}
[7f5566b]	547	deleteAll( translationUnit );
[0da3e2c]	548	} // dump
[1ab4ce2]	549
[51b7345]	550	// Local Variables: //
[b87a5ed]	551	// tab-width: 4 //
	552	// mode: c++ //
	553	// compile-command: "make install" //
[51b7345]	554	// End: //

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