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/*
* Copyright 2012 Adrian Thurston <thurston@complang.org>
*/
/* This file is part of Colm.
*
* Colm is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Colm is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Colm; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <iostream>
#include <iomanip>
#include <errno.h>
#include <stdlib.h>
#include <limits.h>
#include <sstream>
#include "global.h"
#include "lmparse.h"
#include "parsedata.h"
#include "parsetree.h"
#include "mergesort.h"
#include "redbuild.h"
#include "pdacodegen.h"
#include "fsmcodegen.h"
#include "fsmrun.h"
#include "pdarun.h"
using namespace std;
void Compiler::prepGrammar()
{
/* This will create language elements. */
wrapNonTerminals();
makeLangElIds();
makeLangElNames();
makeDefinitionNames();
noUndefindLangEls();
/* Put the language elements in an index by language element id. */
langElIndex = new LangEl*[nextSymbolId+1];
memset( langElIndex, 0, sizeof(LangEl*)*(nextSymbolId+1) );
for ( LelList::Iter lel = langEls; lel.lte(); lel++ )
langElIndex[lel->id] = lel;
makeProdFsms();
/* Allocate the Runtime data now. Every PdaTable that we make
* will reference it, but it will be filled in after all the tables are
* built. */
runtimeData = new RuntimeData;
}
void Compiler::semanticAnalysis()
{
beginProcessing();
initKeyOps();
/* Type declaration. */
typeDeclaration();
/* Type resolving. */
typeResolve();
makeTerminalWrappers();
makeEofElements();
/*
* Parsers
*/
/* Init the longest match data */
initLongestMatchData();
FsmGraph *fsmGraph = makeScanner();
if ( colm_log_compile ) {
printNameTree( fsmGraph->rootName );
printNameIndex( fsmGraph->nameIndex );
}
prepGrammar();
/* Compile bytecode. */
compileByteCode();
/* Make the reduced fsm. */
RedFsmBuild reduce( sectionName, this, fsmGraph );
redFsm = reduce.reduceMachine();
BstSet<LangEl*> parserEls;
collectParserEls( parserEls );
makeParser( parserEls );
/* Make the scanner tables. */
fsmTables = redFsm->makeFsmTables();
/* Now that all parsers are built, make the global runtimeData. */
makeRuntimeData();
/*
* All compilation is now complete.
*/
/* Parse patterns and replacements. */
parsePatterns();
}
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