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source: src/main.cc @ 13b1b1d

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

Last change on this file since 13b1b1d was 3c0d4cd, checked in by tdelisle <tdelisle@…>, 5 years ago
Fixed/implemented % of parent printing in timing sections
Property mode set to `100644`
File size: 20.7 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
[c59bde6]	11	// Last Modified By : Peter A. Buhr
[d08beee]	12	// Last Modified On : Sat Feb 16 09:14:04 2019
	13	// Update Count : 500
[b87a5ed]	14	//
	15
[bf2438c]	16	#include <cxxabi.h> // for __cxa_demangle
	17	#include <execinfo.h> // for backtrace, backtrace_symbols
	18	#include <getopt.h> // for no_argument, optind, geto...
	19	#include <signal.h> // for signal, SIGABRT, SIGSEGV
[08fc48f]	20	#include <cassert> // for assertf
[bf2438c]	21	#include <cstdio> // for fopen, FILE, fclose, stdin
	22	#include <cstdlib> // for exit, free, abort, EXIT_F...
	23	#include <cstring> // for index
[be9288a]	24	#include <fstream> // for ofstream
[bf2438c]	25	#include <iostream> // for operator<<, basic_ostream
	26	#include <iterator> // for back_inserter
	27	#include <list> // for list
[08fc48f]	28	#include <string> // for char_traits, operator<<
[e6955b1]	29
[7f38b67a]	30	#include "CompilationState.h"
[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
[3b3491b]	36	#include "CodeTools/ResolvProtoDump.h" // for dumpAsResolvProto
[bf2438c]	37	#include "CodeTools/TrackLoc.h" // for fillLocations
	38	#include "Common/CompilerError.h" // for CompilerError
[7abee38]	39	#include "Common/Stats.h"
[cbbd5b48]	40	#include "Common/PassVisitor.h"
[bf2438c]	41	#include "Common/SemanticError.h" // for SemanticError
	42	#include "Common/UnimplementedError.h" // for UnimplementedError
	43	#include "Common/utility.h" // for deleteAll, filter, printAll
[9f5ecf5]	44	#include "Concurrency/Waitfor.h" // for generateWaitfor
[bf2438c]	45	#include "ControlStruct/ExceptTranslate.h" // for translateEHM
	46	#include "ControlStruct/Mutate.h" // for mutate
	47	#include "GenPoly/Box.h" // for box
	48	#include "GenPoly/InstantiateGeneric.h" // for instantiateGeneric
	49	#include "GenPoly/Lvalue.h" // for convertLvalue
	50	#include "GenPoly/Specialize.h" // for convertSpecializations
	51	#include "InitTweak/FixInit.h" // for fix
	52	#include "InitTweak/GenInit.h" // for genInit
	53	#include "MakeLibCfa.h" // for makeLibCfa
	54	#include "Parser/LinkageSpec.h" // for Spec, Cforall, Intrinsic
	55	#include "Parser/ParseNode.h" // for DeclarationNode, buildList
	56	#include "Parser/TypedefTable.h" // for TypedefTable
	57	#include "ResolvExpr/AlternativePrinter.h" // for AlternativePrinter
	58	#include "ResolvExpr/Resolver.h" // for resolve
	59	#include "SymTab/Validate.h" // for validate
	60	#include "SynTree/Declaration.h" // for Declaration
	61	#include "SynTree/Visitor.h" // for acceptAll
	62	#include "Tuples/Tuples.h" // for expandMemberTuples, expan...
[a5f0529]	63	#include "Virtual/ExpandCasts.h" // for expandCasts
[51b7345]	64
	65	using namespace std;
	66
[675716e]	67
	68	void NewPass(const char * const name) {
	69	Stats::Heap::newPass(name);
[1cb7fab2]	70	using namespace Stats::Counters;
	71	static auto pass_visitor_group = build<CounterGroup>("Pass Visitor");
	72	auto pass = build<CounterGroup>(name, pass_visitor_group);
[675716e]	73	pass_visitor_stats.depth = 0;
[1cb7fab2]	74	pass_visitor_stats.avg = build<AverageCounter<double>>("Average Depth", pass);
	75	pass_visitor_stats.max = build<MaxCounter<double>>("Max Depth", pass);
[675716e]	76	}
	77
	78	#define PASS(name, pass) \
[ecaeac6e]	79	if ( errorp ) { cerr << name << endl; } \
[675716e]	80	NewPass(name); \
[4f97937]	81	Stats::Time::StartBlock(name); \
	82	pass; \
	83	Stats::Time::StopBlock();
[0da3e2c]	84
[8b7ee09]	85	LinkageSpec::Spec linkage = LinkageSpec::Cforall;
[0da3e2c]	86	TypedefTable typedefTable;
[cbaee0d]	87	DeclarationNode * parseTree = nullptr; // program parse tree
[81419b5]	88
[4dcaed2]	89	std::string PreludeDirector = "";
	90
[926af74]	91	static void parse_cmdline( int argc, char argv[], const char & filename );
[8b7ee09]	92	static void parse( FILE * input, LinkageSpec::Spec linkage, bool shouldExit = false );
[e6955b1]	93	static void dump( list< Declaration * > & translationUnit, ostream & out = cout );
	94
[0afffee]	95	static void backtrace( int start ) { // skip first N stack frames
[e6955b1]	96	enum { Frames = 50 };
	97	void * array[Frames];
[0afffee]	98	int size = ::backtrace( array, Frames );
	99	char ** messages = ::backtrace_symbols( array, size ); // does not demangle names
	100
	101	*index( messages[0], '(' ) = '\0'; // find executable name
	102	cerr << "Stack back trace for: " << messages[0] << endl;
[e6955b1]	103
[b542bfb]	104	// skip last 2 stack frames after main
	105	for ( int i = start; i < size - 2 && messages != nullptr; i += 1 ) {
[e6955b1]	106	char * mangled_name = nullptr, * offset_begin = nullptr, * offset_end = nullptr;
	107	for ( char p = messages[i]; p; ++p ) { // find parantheses and +offset
[0afffee]	108	if ( *p == '(' ) {
[46f6134]	109	mangled_name = p;
[0afffee]	110	} else if ( *p == '+' ) {
[e6955b1]	111	offset_begin = p;
[0afffee]	112	} else if ( *p == ')' ) {
[e6955b1]	113	offset_end = p;
	114	break;
	115	} // if
	116	} // for
	117
	118	// if line contains symbol, attempt to demangle
[b542bfb]	119	int frameNo = i - start;
[e6955b1]	120	if ( mangled_name && offset_begin && offset_end && mangled_name < offset_begin ) {
[0afffee]	121	*mangled_name++ = '\0'; // delimit strings
[e6955b1]	122	*offset_begin++ = '\0';
	123	*offset_end++ = '\0';
	124
[0afffee]	125	int status;
[e6955b1]	126	char * real_name = __cxxabiv1::__cxa_demangle( mangled_name, 0, 0, &status );
[0afffee]	127	// bug in __cxa_demangle for single-character lower-case non-mangled names
[e6955b1]	128	if ( status == 0 ) { // demangling successful ?
[b542bfb]	129	cerr << "(" << frameNo << ") " << messages[i] << " : "
[e6955b1]	130	<< real_name << "+" << offset_begin << offset_end << endl;
	131	} else { // otherwise, output mangled name
[b542bfb]	132	cerr << "(" << frameNo << ") " << messages[i] << " : "
[0afffee]	133	<< mangled_name << "(/unknown/)+" << offset_begin << offset_end << endl;
[e6955b1]	134	} // if
[0afffee]	135
[e6955b1]	136	free( real_name );
	137	} else { // otherwise, print the whole line
[b542bfb]	138	cerr << "(" << frameNo << ") " << messages[i] << endl;
[e6955b1]	139	} // if
	140	} // for
[b542bfb]	141
[e6955b1]	142	free( messages );
[b542bfb]	143	} // backtrace
	144
	145	void sigSegvBusHandler( int sig_num ) {
	146	cerr << "CFA runtime error program cfa-cpp terminated with "
	147	<< (sig_num == SIGSEGV ? "segment fault" : "bus error")
[0afffee]	148	<< "." << endl;
[b542bfb]	149	backtrace( 2 ); // skip first 2 stack frames
[af84a35]	150	//_exit( EXIT_FAILURE );
	151	abort();
[e6955b1]	152	} // sigSegvBusHandler
[0da3e2c]	153
[b3c36f4]	154	void sigAbortHandler( __attribute__((unused)) int sig_num ) {
[b542bfb]	155	backtrace( 6 ); // skip first 6 stack frames
	156	signal( SIGABRT, SIG_DFL); // reset default signal handler
[675716e]	157	raise( SIGABRT ); // reraise SIGABRT
[b542bfb]	158	} // sigAbortHandler
	159
	160
[cbaee0d]	161	int main( int argc, char * argv[] ) {
[3b8e52c]	162	FILE * input; // use FILE rather than istream because yyin is FILE
[d08beee]	163	ostream * output = & cout;
	164	const char * filename = nullptr;
[e6955b1]	165	list< Declaration * > translationUnit;
	166
	167	signal( SIGSEGV, sigSegvBusHandler );
	168	signal( SIGBUS, sigSegvBusHandler );
[b542bfb]	169	signal( SIGABRT, sigAbortHandler );
[b87a5ed]	170
[44bca7f]	171	// std::cout << "main" << std::endl;
	172	// for ( int i = 0; i < argc; i += 1 ) {
	173	// std::cout << '\t' << argv[i] << std::endl;
	174	// } // for
	175
[0da3e2c]	176	parse_cmdline( argc, argv, filename ); // process command-line arguments
[13de47bc]	177	CodeGen::FixMain::setReplaceMain( !nomainp );
[b87a5ed]	178
	179	try {
[81419b5]	180	// choose to read the program from a file or stdin
[3b8e52c]	181	if ( optind < argc ) { // any commands after the flags ? => input file name
[b87a5ed]	182	input = fopen( argv[ optind ], "r" );
[3b8e52c]	183	assertf( input, "cannot open %s\n", argv[ optind ] );
[d029162]	184	// if running cfa-cpp directly, might forget to pass -F option (and really shouldn't have to)
[926af74]	185	if ( filename == nullptr ) filename = argv[ optind ];
[37024fd]	186	// prelude filename comes in differently
[e523b07]	187	if ( libcfap ) filename = "prelude.cfa";
[b87a5ed]	188	optind += 1;
[3b8e52c]	189	} else { // no input file name
[b87a5ed]	190	input = stdin;
[2a7e29b]	191	// if running cfa-cpp directly, might forget to pass -F option. Since this takes from stdin, pass
	192	// a fake name along
[926af74]	193	if ( filename == nullptr ) filename = "stdin";
[b87a5ed]	194	} // if
	195
[79eaeb7]	196	Stats::Time::StartGlobal();
[3c0d4cd]	197	NewPass("Parse");
	198	Stats::Time::StartBlock("Parse");
[675716e]	199
[159c62e]	200	// read in the builtins, extras, and the prelude
[de62360d]	201	if ( ! nopreludep ) { // include gcc builtins
[faf8857]	202	// -l is for initial build ONLY and builtins.cf is not in the lib directory so access it here.
[807ce84]	203
[37fe352]	204	assertf( !PreludeDirector.empty(), "Can't find prelude without option --prelude-dir must be used." );
[4dcaed2]	205
[807ce84]	206	// Read to gcc builtins, if not generating the cfa library
[37fe352]	207	FILE * gcc_builtins = fopen( (PreludeDirector + "/gcc-builtins.cf").c_str(), "r" );
[6ce3ae9]	208	assertf( gcc_builtins, "cannot open gcc-builtins.cf\n" );
	209	parse( gcc_builtins, LinkageSpec::Compiler );
[81419b5]	210
[159c62e]	211	// read the extra prelude in, if not generating the cfa library
[37fe352]	212	FILE * extras = fopen( (PreludeDirector + "/extras.cf").c_str(), "r" );
[3b8e52c]	213	assertf( extras, "cannot open extras.cf\n" );
[f0994a1]	214	parse( extras, LinkageSpec::BuiltinC );
[159c62e]	215
[81419b5]	216	if ( ! libcfap ) {
[faf8857]	217	// read the prelude in, if not generating the cfa library
[e523b07]	218	FILE * prelude = fopen( (PreludeDirector + "/prelude.cfa").c_str(), "r" );
	219	assertf( prelude, "cannot open prelude.cfa\n" );
[35304009]	220	parse( prelude, LinkageSpec::Intrinsic );
[fa4805f]	221
	222	// Read to cfa builtins, if not generating the cfa library
[37fe352]	223	FILE * builtins = fopen( (PreludeDirector + "/builtins.cf").c_str(), "r" );
[fa4805f]	224	assertf( builtins, "cannot open builtins.cf\n" );
[54d714e]	225	parse( builtins, LinkageSpec::BuiltinCFA );
[b87a5ed]	226	} // if
	227	} // if
[81419b5]	228
[926af74]	229	parse( input, libcfap ? LinkageSpec::Intrinsic : LinkageSpec::Cforall, yydebug );
[71f4e4f]	230
[b87a5ed]	231	if ( parsep ) {
[e6955b1]	232	parseTree->printList( cout );
[0da3e2c]	233	delete parseTree;
[b87a5ed]	234	return 0;
	235	} // if
	236
[0da3e2c]	237	buildList( parseTree, translationUnit );
	238	delete parseTree;
[cbaee0d]	239	parseTree = nullptr;
[b87a5ed]	240
	241	if ( astp ) {
[1ab4ce2]	242	dump( translationUnit );
[b87a5ed]	243	return 0;
	244	} // if
	245
[036dd5f]	246	// Temporary: fill locations after parsing so that every node has a location, for early error messages.
	247	// Eventually we should pass the locations from the parser to every node, but this quick and dirty solution
	248	// works okay for now.
	249	CodeTools::fillLocations( translationUnit );
[3c0d4cd]	250	Stats::Time::StopBlock();
[036dd5f]	251
[839ccbb]	252	// add the assignment statement after the initialization of a type parameter
[675716e]	253	PASS( "Validate", SymTab::validate( translationUnit, symtabp ) );
[81419b5]	254	if ( symtabp ) {
[46f6134]	255	deleteAll( translationUnit );
[b87a5ed]	256	return 0;
	257	} // if
	258
[81419b5]	259	if ( expraltp ) {
[bff09c8]	260	PassVisitor<ResolvExpr::AlternativePrinter> printer( cout );
[81419b5]	261	acceptAll( translationUnit, printer );
[b87a5ed]	262	return 0;
	263	} // if
	264
	265	if ( validp ) {
[1ab4ce2]	266	dump( translationUnit );
[b87a5ed]	267	return 0;
	268	} // if
	269
[675716e]	270	PASS( "Fix Labels", ControlStruct::fixLabels( translationUnit ) );
	271	PASS( "Fix Names", CodeGen::fixNames( translationUnit ) );
	272	PASS( "Gen Init", InitTweak::genInit( translationUnit ) );
	273	PASS( "Expand Member Tuples" , Tuples::expandMemberTuples( translationUnit ) );
[81419b5]	274	if ( libcfap ) {
	275	// generate the bodies of cfa library functions
	276	LibCfa::makeLibCfa( translationUnit );
[b87a5ed]	277	} // if
	278
[fa2de95]	279	if ( declstatsp ) {
	280	CodeTools::printDeclStats( translationUnit );
	281	deleteAll( translationUnit );
	282	return 0;
	283	}
	284
[de62360d]	285	if ( bresolvep ) {
[1ab4ce2]	286	dump( translationUnit );
[de62360d]	287	return 0;
	288	} // if
	289
[76b378d]	290	CodeTools::fillLocations( translationUnit );
	291
[3b3491b]	292	if ( resolvprotop ) {
	293	CodeTools::dumpAsResolvProto( translationUnit );
	294	return 0;
	295	}
	296
[675716e]	297	PASS( "Resolve", ResolvExpr::resolve( translationUnit ) );
[81419b5]	298	if ( exprp ) {
[1ab4ce2]	299	dump( translationUnit );
[ca1c11f]	300	return 0;
[926af74]	301	} // if
[81419b5]	302
[71f4e4f]	303	// fix ObjectDecl - replaces ConstructorInit nodes
[675716e]	304	PASS( "Fix Init", InitTweak::fix( translationUnit, buildingLibrary() ) );
[ca1c11f]	305	if ( ctorinitp ) {
	306	dump ( translationUnit );
	307	return 0;
[926af74]	308	} // if
[71f4e4f]	309
[675716e]	310	PASS( "Expand Unique Expr", Tuples::expandUniqueExpr( translationUnit ) ); // xxx - is this the right place for this? want to expand ASAP so tha, sequent 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
[626dbc10]	311
[675716e]	312	PASS( "Translate EHM" , ControlStruct::translateEHM( translationUnit ) );
[6edd210]	313
[675716e]	314	PASS( "Gen Waitfor" , Concurrency::generateWaitFor( translationUnit ) );
[307a732]	315
[675716e]	316	PASS( "Convert Specializations", GenPoly::convertSpecializations( translationUnit ) ); // needs to happen before tuple types are expanded
[9f5ecf5]	317
[675716e]	318	PASS( "Expand Tuples", Tuples::expandTuples( translationUnit ) ); // xxx - is this the right place for this?
[626dbc10]	319
	320	if ( tuplep ) {
	321	dump( translationUnit );
	322	return 0;
	323	}
[141b786]	324
[675716e]	325	PASS( "Virtual Expand Casts", Virtual::expandCasts( translationUnit ) ); // Must come after translateEHM
[a5f0529]	326
[675716e]	327	PASS( "Instantiate Generics", GenPoly::instantiateGeneric( translationUnit ) );
[53d3ab4b]	328	if ( genericsp ) {
	329	dump( translationUnit );
	330	return 0;
	331	}
[675716e]	332	PASS( "Convert L-Value", GenPoly::convertLvalue( translationUnit ) );
[fea7ca7]	333
[53d3ab4b]	334
[fea7ca7]	335	if ( bboxp ) {
	336	dump( translationUnit );
	337	return 0;
[926af74]	338	} // if
[675716e]	339	PASS( "Box", GenPoly::box( translationUnit ) );
[81419b5]	340
[8905f56]	341	if ( bcodegenp ) {
	342	dump( translationUnit );
	343	return 0;
	344	}
	345
[13de47bc]	346	if ( optind < argc ) { // any commands after the flags and input file ? => output file name
	347	output = new ofstream( argv[ optind ] );
	348	} // if
[0270824]	349
[7b15d7a]	350	CodeTools::fillLocations( translationUnit );
[675716e]	351	PASS( "Code Gen", CodeGen::generate( translationUnit, *output, ! noprotop, prettycodegenp, true, linemarks ) );
[0270824]	352
[37fe352]	353	CodeGen::FixMain::fix( *output, (PreludeDirector + "/bootloader.c").c_str() );
[e6955b1]	354	if ( output != &cout ) {
[b87a5ed]	355	delete output;
	356	} // if
[a16764a6]	357	} catch ( SemanticErrorException &e ) {
[b87a5ed]	358	if ( errorp ) {
[e6955b1]	359	cerr << "---AST at error:---" << endl;
	360	dump( translationUnit, cerr );
	361	cerr << endl << "---End of AST, begin error message:---\n" << endl;
[926af74]	362	} // if
[d55d7a6]	363	e.print();
[e6955b1]	364	if ( output != &cout ) {
[b87a5ed]	365	delete output;
	366	} // if
	367	return 1;
	368	} catch ( UnimplementedError &e ) {
[e6955b1]	369	cout << "Sorry, " << e.get_what() << " is not currently implemented" << endl;
	370	if ( output != &cout ) {
[b87a5ed]	371	delete output;
	372	} // if
	373	return 1;
	374	} catch ( CompilerError &e ) {
[e6955b1]	375	cerr << "Compiler Error: " << e.get_what() << endl;
[c850687]	376	cerr << "(please report bugs to [REDACTED])" << endl;
[e6955b1]	377	if ( output != &cout ) {
[b87a5ed]	378	delete output;
	379	} // if
	380	return 1;
[4990812]	381	} catch(...) {
	382	std::exception_ptr eptr = std::current_exception();
	383	try {
	384	if (eptr) {
	385	std::rethrow_exception(eptr);
	386	}
	387	else {
	388	std::cerr << "Exception Uncaught and Unkown" << std::endl;
	389	}
	390	} catch(const std::exception& e) {
[0689cd9]	391	std::cerr << "Uncaught Exception \"" << e.what() << "\"\n";
[4990812]	392	}
	393	return 1;
	394	}// try
[b87a5ed]	395
[39786813]	396	deleteAll( translationUnit );
[1cb7fab2]	397	Stats::print();
[8f74a6a]	398
[b87a5ed]	399	return 0;
[d9a0e76]	400	} // main
[51b7345]	401
[cbaee0d]	402	void parse_cmdline( int argc, char * argv[], const char *& filename ) {
[ebcc940]	403	enum { Ast, Bbox, Bresolver, CtorInitFix, DeclStats, Expr, ExprAlt, Grammar, LibCFA, Linemarks, Nolinemarks, Nopreamble, Parse, PreludeDir, Prototypes, Resolver, ResolvProto, Stats, Symbol, Tree, TupleExpansion, Validate};
[0da3e2c]	404
	405	static struct option long_opts[] = {
	406	{ "ast", no_argument, 0, Ast },
	407	{ "before-box", no_argument, 0, Bbox },
	408	{ "before-resolver", no_argument, 0, Bresolver },
	409	{ "ctorinitfix", no_argument, 0, CtorInitFix },
[41a7137]	410	{ "decl-stats", no_argument, 0, DeclStats },
[0da3e2c]	411	{ "expr", no_argument, 0, Expr },
	412	{ "expralt", no_argument, 0, ExprAlt },
	413	{ "grammar", no_argument, 0, Grammar },
	414	{ "libcfa", no_argument, 0, LibCFA },
[6de43b6]	415	{ "line-marks", no_argument, 0, Linemarks },
	416	{ "no-line-marks", no_argument, 0, Nolinemarks },
[0da3e2c]	417	{ "no-preamble", no_argument, 0, Nopreamble },
	418	{ "parse", no_argument, 0, Parse },
[4dcaed2]	419	{ "prelude-dir", required_argument, 0, PreludeDir },
[0da3e2c]	420	{ "no-prototypes", no_argument, 0, Prototypes },
	421	{ "resolver", no_argument, 0, Resolver },
[3b3491b]	422	{ "resolv-proto", no_argument, 0, ResolvProto },
[ebcc940]	423	{ "stats", required_argument, 0, Stats },
[0da3e2c]	424	{ "symbol", no_argument, 0, Symbol },
	425	{ "tree", no_argument, 0, Tree },
[626dbc10]	426	{ "tuple-expansion", no_argument, 0, TupleExpansion },
[0da3e2c]	427	{ "validate", no_argument, 0, Validate },
	428	{ 0, 0, 0, 0 }
	429	}; // long_opts
	430	int long_index;
	431
	432	opterr = 0; // (global) prevent getopt from printing error messages
	433
[c5e5109]	434	bool Wsuppress = false, Werror = false;
[0da3e2c]	435	int c;
[3b3491b]	436	while ( (c = getopt_long( argc, argv, "abBcCdefgGlLmnNpqrRstTvwW:yzZD:F:", long_opts, &long_index )) != -1 ) {
[0da3e2c]	437	switch ( c ) {
[675716e]	438	case Ast:
	439	case 'a': // dump AST
[0da3e2c]	440	astp = true;
	441	break;
[675716e]	442	case Bresolver:
	443	case 'b': // print before resolver steps
[0da3e2c]	444	bresolvep = true;
	445	break;
[675716e]	446	case 'B': // print before box steps
[0da3e2c]	447	bboxp = true;
	448	break;
[675716e]	449	case CtorInitFix:
	450	case 'c': // print after constructors and destructors are replaced
[0da3e2c]	451	ctorinitp = true;
	452	break;
[675716e]	453	case 'C': // print before code generation
[8905f56]	454	bcodegenp = true;
	455	break;
[675716e]	456	case DeclStats:
	457	case 'd':
	458	declstatsp = true;
[41a7137]	459	break;
[675716e]	460	case Expr:
	461	case 'e': // dump AST after expression analysis
[0da3e2c]	462	exprp = true;
	463	break;
[675716e]	464	case ExprAlt:
	465	case 'f': // print alternatives for expressions
[0da3e2c]	466	expraltp = true;
	467	break;
[675716e]	468	case Grammar:
	469	case 'g': // bison debugging info (grammar rules)
[926af74]	470	yydebug = true;
[0da3e2c]	471	break;
[675716e]	472	case 'G': // dump AST after instantiate generics
[53d3ab4b]	473	genericsp = true;
	474	break;
[675716e]	475	case LibCFA:
	476	case 'l': // generate libcfa.c
[0da3e2c]	477	libcfap = true;
	478	break;
[675716e]	479	case Linemarks:
	480	case 'L': // print lines marks
[6de43b6]	481	linemarks = true;
[c850687]	482	break;
[675716e]	483	case Nopreamble:
	484	case 'n': // do not read preamble
[0da3e2c]	485	nopreludep = true;
	486	break;
[675716e]	487	case Nolinemarks:
	488	case 'N': // suppress line marks
[6de43b6]	489	linemarks = false;
[c59bde6]	490	break;
[675716e]	491	case Prototypes:
	492	case 'p': // generate prototypes for preamble functions
[0da3e2c]	493	noprotop = true;
	494	break;
[675716e]	495	case PreludeDir:
	496	PreludeDirector = optarg;
[4dcaed2]	497	break;
[675716e]	498	case 'm': // don't replace the main
	499	nomainp = true;
[3fe34ae]	500	break;
[675716e]	501	case Parse:
	502	case 'q': // dump parse tree
[0da3e2c]	503	parsep = true;
	504	break;
[675716e]	505	case Resolver:
	506	case 'r': // print resolver steps
[0da3e2c]	507	resolvep = true;
	508	break;
[675716e]	509	case 'R': // dump resolv-proto instance
[3b3491b]	510	resolvprotop = true;
	511	break;
[675716e]	512	case Stats:
[1cb7fab2]	513	Stats::parse_params(optarg);
[ebcc940]	514	break;
[675716e]	515	case Symbol:
	516	case 's': // print symbol table events
[0da3e2c]	517	symtabp = true;
	518	break;
[675716e]	519	case Tree:
	520	case 't': // build in tree
[0da3e2c]	521	treep = true;
	522	break;
[675716e]	523	case TupleExpansion:
	524	case 'T': // print after tuple expansion
[626dbc10]	525	tuplep = true;
	526	break;
[675716e]	527	case 'v': // dump AST after decl validation pass
[0da3e2c]	528	validp = true;
	529	break;
[675716e]	530	case 'w':
[c5e5109]	531	Wsuppress = true;
[44bca7f]	532	break;
[675716e]	533	case 'W':
[44bca7f]	534	if ( strcmp( optarg, "all" ) == 0 ) {
[68e9ace]	535	SemanticWarning_EnableAll();
[44bca7f]	536	} else if ( strcmp( optarg, "error" ) == 0 ) {
	537	Werror = true;
	538	} else {
	539	char * warning = optarg;
	540	Severity s;
	541	if ( strncmp( optarg, "no-", 3 ) == 0 ) {
	542	warning += 3;
	543	s = Severity::Suppress;
	544	} else {
	545	s = Severity::Warn;
	546	} // if
[68e9ace]	547	SemanticWarning_Set( warning, s );
[44bca7f]	548	} // if
	549	break;
[675716e]	550	case 'y': // dump AST on error
[0da3e2c]	551	errorp = true;
	552	break;
[675716e]	553	case 'z': // dump as codegen rather than AST
[0da3e2c]	554	codegenp = true;
[e39241b]	555	break;
	556	case 'Z': // prettyprint during codegen (i.e. print unmangled names, etc.)
[35b1bf4]	557	prettycodegenp = true;
[0da3e2c]	558	break;
[675716e]	559	case 'D': // ignore -Dxxx
[0da3e2c]	560	break;
[675716e]	561	case 'F': // source file-name without suffix
[0da3e2c]	562	filename = optarg;
	563	break;
[675716e]	564	case '?':
[ae47a23]	565	if ( optopt ) { // short option ?
	566	assertf( false, "Unknown option: -%c\n", (char)optopt );
	567	} else {
	568	assertf( false, "Unknown option: %s\n", argv[optind - 1] );
	569	} // if
[b6d7f44]	570	#if defined(__GNUC__) && __GNUC__ >= 7
[af98d27]	571	__attribute__((fallthrough));
	572	#endif
[675716e]	573	default:
[0da3e2c]	574	abort();
	575	} // switch
	576	} // while
[44bca7f]	577
	578	if ( Werror ) {
[68e9ace]	579	SemanticWarning_WarningAsError();
[44bca7f]	580	} // if
[c5e5109]	581	if ( Wsuppress ) {
	582	SemanticWarning_SuppressAll();
	583	} // if
[44bca7f]	584	// for ( const auto w : WarningFormats ) {
	585	// cout << w.name << ' ' << (int)w.severity << endl;
	586	// } // for
[0da3e2c]	587	} // parse_cmdline
	588
[8b7ee09]	589	static void parse( FILE * input, LinkageSpec::Spec linkage, bool shouldExit ) {
[0da3e2c]	590	extern int yyparse( void );
[cbaee0d]	591	extern FILE * yyin;
[0da3e2c]	592	extern int yylineno;
	593
[8b7ee09]	594	::linkage = linkage; // set globals
[0da3e2c]	595	yyin = input;
	596	yylineno = 1;
	597	int parseStatus = yyparse();
[81419b5]	598
	599	fclose( input );
[0da3e2c]	600	if ( shouldExit \|\| parseStatus != 0 ) {
	601	exit( parseStatus );
[81419b5]	602	} // if
[0da3e2c]	603	} // parse
[81419b5]	604
[1ab4ce2]	605	static bool notPrelude( Declaration * decl ) {
	606	return ! LinkageSpec::isBuiltin( decl->get_linkage() );
[0da3e2c]	607	} // notPrelude
[1ab4ce2]	608
[e6955b1]	609	static void dump( list< Declaration * > & translationUnit, ostream & out ) {
	610	list< Declaration * > decls;
[926af74]	611
[1ab4ce2]	612	if ( noprotop ) {
[e6955b1]	613	filter( translationUnit.begin(), translationUnit.end(), back_inserter( decls ), notPrelude );
[1ab4ce2]	614	} else {
	615	decls = translationUnit;
[926af74]	616	} // if
[1ab4ce2]	617
[e39241b]	618	// depending on commandline options, either generate code or dump the AST
	619	if ( codegenp ) {
	620	CodeGen::generate( decls, out, ! noprotop, prettycodegenp );
	621	} else {
	622	printAll( decls, out );
	623	}
[7f5566b]	624	deleteAll( translationUnit );
[0da3e2c]	625	} // dump
[1ab4ce2]	626
[51b7345]	627	// Local Variables: //
[b87a5ed]	628	// tab-width: 4 //
	629	// mode: c++ //
	630	// compile-command: "make install" //
[51b7345]	631	// End: //

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