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author | smalov <smalov@yandex-team.ru> | 2022-02-10 16:47:36 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:47:36 +0300 |
commit | cfadda92ca195da3ad68d721a58872a4f1ced696 (patch) | |
tree | c0748b5dcbade83af788c0abfa89c0383d6b779c /contrib/tools/ragel6/csfflat.cpp | |
parent | f70d9720e13aef3a935e3f405b0eac554529e76e (diff) | |
download | ydb-cfadda92ca195da3ad68d721a58872a4f1ced696.tar.gz |
Restoring authorship annotation for <smalov@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/tools/ragel6/csfflat.cpp')
-rw-r--r-- | contrib/tools/ragel6/csfflat.cpp | 766 |
1 files changed, 383 insertions, 383 deletions
diff --git a/contrib/tools/ragel6/csfflat.cpp b/contrib/tools/ragel6/csfflat.cpp index a28573332c..f504eb2606 100644 --- a/contrib/tools/ragel6/csfflat.cpp +++ b/contrib/tools/ragel6/csfflat.cpp @@ -1,389 +1,389 @@ -/* - * Copyright 2004-2006 Adrian Thurston <thurston@complang.org> - * 2004 Erich Ocean <eric.ocean@ampede.com> - * 2005 Alan West <alan@alanz.com> - */ - -/* This file is part of Ragel. +/* + * Copyright 2004-2006 Adrian Thurston <thurston@complang.org> + * 2004 Erich Ocean <eric.ocean@ampede.com> + * 2005 Alan West <alan@alanz.com> + */ + +/* This file is part of Ragel. + * + * Ragel 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. * - * Ragel 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. - * - * Ragel 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 Ragel; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include "ragel.h" -#include "csfflat.h" -#include "redfsm.h" -#include "gendata.h" - -std::ostream &CSharpFFlatCodeGen::TO_STATE_ACTION( RedStateAp *state ) -{ - int act = 0; - if ( state->toStateAction != 0 ) - act = state->toStateAction->actListId+1; - out << act; - return out; -} - -std::ostream &CSharpFFlatCodeGen::FROM_STATE_ACTION( RedStateAp *state ) -{ - int act = 0; - if ( state->fromStateAction != 0 ) - act = state->fromStateAction->actListId+1; - out << act; - return out; -} - -std::ostream &CSharpFFlatCodeGen::EOF_ACTION( RedStateAp *state ) -{ - int act = 0; - if ( state->eofAction != 0 ) - act = state->eofAction->actListId+1; - out << act; - return out; -} - -/* Write out the function for a transition. */ -std::ostream &CSharpFFlatCodeGen::TRANS_ACTION( RedTransAp *trans ) -{ - int action = 0; - if ( trans->action != 0 ) - action = trans->action->actListId+1; - out << action; - return out; -} - -/* Write out the function switch. This switch is keyed on the values - * of the func index. */ -std::ostream &CSharpFFlatCodeGen::TO_STATE_ACTION_SWITCH() -{ - /* Loop the actions. */ - for ( GenActionTableMap::Iter redAct = redFsm->actionMap; redAct.lte(); redAct++ ) { - if ( redAct->numToStateRefs > 0 ) { - /* Write the entry label. */ - out << "\tcase " << redAct->actListId+1 << ":\n"; - - /* Write each action in the list of action items. */ - for ( GenActionTable::Iter item = redAct->key; item.lte(); item++ ) - ACTION( out, item->value, 0, false ); - - out << "\tbreak;\n"; - } - } - - genLineDirective( out ); - return out; -} - -/* Write out the function switch. This switch is keyed on the values - * of the func index. */ -std::ostream &CSharpFFlatCodeGen::FROM_STATE_ACTION_SWITCH() -{ - /* Loop the actions. */ - for ( GenActionTableMap::Iter redAct = redFsm->actionMap; redAct.lte(); redAct++ ) { - if ( redAct->numFromStateRefs > 0 ) { - /* Write the entry label. */ - out << "\tcase " << redAct->actListId+1 << ":\n"; - - /* Write each action in the list of action items. */ - for ( GenActionTable::Iter item = redAct->key; item.lte(); item++ ) - ACTION( out, item->value, 0, false ); - - out << "\tbreak;\n"; - } - } - - genLineDirective( out ); - return out; -} - -std::ostream &CSharpFFlatCodeGen::EOF_ACTION_SWITCH() -{ - /* Loop the actions. */ - for ( GenActionTableMap::Iter redAct = redFsm->actionMap; redAct.lte(); redAct++ ) { - if ( redAct->numEofRefs > 0 ) { - /* Write the entry label. */ - out << "\tcase " << redAct->actListId+1 << ":\n"; - - /* Write each action in the list of action items. */ - for ( GenActionTable::Iter item = redAct->key; item.lte(); item++ ) - ACTION( out, item->value, 0, true ); - - out << "\tbreak;\n"; - } - } - - genLineDirective( out ); - return out; -} - -/* Write out the function switch. This switch is keyed on the values - * of the func index. */ -std::ostream &CSharpFFlatCodeGen::ACTION_SWITCH() -{ - /* Loop the actions. */ - for ( GenActionTableMap::Iter redAct = redFsm->actionMap; redAct.lte(); redAct++ ) { - if ( redAct->numTransRefs > 0 ) { - /* Write the entry label. */ - out << "\tcase " << redAct->actListId+1 << ":\n"; - - /* Write each action in the list of action items. */ - for ( GenActionTable::Iter item = redAct->key; item.lte(); item++ ) - ACTION( out, item->value, 0, false ); - - out << "\tbreak;\n"; - } - } - - genLineDirective( out ); - return out; -} - -void CSharpFFlatCodeGen::writeData() -{ - if ( redFsm->anyConditions() ) { - OPEN_ARRAY( WIDE_ALPH_TYPE(), CK() ); - COND_KEYS(); - CLOSE_ARRAY() << - "\n"; - - OPEN_ARRAY( ARRAY_TYPE(redFsm->maxCondSpan), CSP() ); - COND_KEY_SPANS(); - CLOSE_ARRAY() << - "\n"; - - OPEN_ARRAY( ARRAY_TYPE(redFsm->maxCond), C() ); - CONDS(); - CLOSE_ARRAY() << - "\n"; - - OPEN_ARRAY( ARRAY_TYPE(redFsm->maxCondIndexOffset), CO() ); - COND_INDEX_OFFSET(); - CLOSE_ARRAY() << - "\n"; - } - - OPEN_ARRAY( WIDE_ALPH_TYPE(), K() ); - KEYS(); - CLOSE_ARRAY() << - "\n"; - - OPEN_ARRAY( ARRAY_TYPE(redFsm->maxSpan), SP() ); - KEY_SPANS(); - CLOSE_ARRAY() << - "\n"; - - OPEN_ARRAY( ARRAY_TYPE(redFsm->maxFlatIndexOffset), IO() ); - FLAT_INDEX_OFFSET(); - CLOSE_ARRAY() << - "\n"; - - OPEN_ARRAY( ARRAY_TYPE(redFsm->maxIndex), I() ); - INDICIES(); - CLOSE_ARRAY() << - "\n"; - - OPEN_ARRAY( ARRAY_TYPE(redFsm->maxState), TT() ); - TRANS_TARGS(); - CLOSE_ARRAY() << - "\n"; - - if ( redFsm->anyActions() ) { - OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActListId), TA() ); - TRANS_ACTIONS(); - CLOSE_ARRAY() << - "\n"; - } - - if ( redFsm->anyToStateActions() ) { - OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActionLoc), TSA() ); - TO_STATE_ACTIONS(); - CLOSE_ARRAY() << - "\n"; - } - - if ( redFsm->anyFromStateActions() ) { - OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActionLoc), FSA() ); - FROM_STATE_ACTIONS(); - CLOSE_ARRAY() << - "\n"; - } - - if ( redFsm->anyEofActions() ) { - OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActListId), EA() ); - EOF_ACTIONS(); - CLOSE_ARRAY() << - "\n"; - } - - if ( redFsm->anyEofTrans() ) { - OPEN_ARRAY( ARRAY_TYPE(redFsm->maxIndexOffset+1), ET() ); - EOF_TRANS(); - CLOSE_ARRAY() << - "\n"; - } - - STATE_IDS(); -} - -void CSharpFFlatCodeGen::writeExec() -{ - testEofUsed = false; - outLabelUsed = false; - initVarTypes(); - - out << - " {\n" - " " << slenType << " _slen"; - - if ( redFsm->anyRegCurStateRef() ) - out << ", _ps"; - - out << ";\n"; - out << " " << transType << " _trans"; - - if ( redFsm->anyConditions() ) - out << ", _cond"; - - out << ";\n"; - + * Ragel 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 Ragel; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include "ragel.h" +#include "csfflat.h" +#include "redfsm.h" +#include "gendata.h" + +std::ostream &CSharpFFlatCodeGen::TO_STATE_ACTION( RedStateAp *state ) +{ + int act = 0; + if ( state->toStateAction != 0 ) + act = state->toStateAction->actListId+1; + out << act; + return out; +} + +std::ostream &CSharpFFlatCodeGen::FROM_STATE_ACTION( RedStateAp *state ) +{ + int act = 0; + if ( state->fromStateAction != 0 ) + act = state->fromStateAction->actListId+1; + out << act; + return out; +} + +std::ostream &CSharpFFlatCodeGen::EOF_ACTION( RedStateAp *state ) +{ + int act = 0; + if ( state->eofAction != 0 ) + act = state->eofAction->actListId+1; + out << act; + return out; +} + +/* Write out the function for a transition. */ +std::ostream &CSharpFFlatCodeGen::TRANS_ACTION( RedTransAp *trans ) +{ + int action = 0; + if ( trans->action != 0 ) + action = trans->action->actListId+1; + out << action; + return out; +} + +/* Write out the function switch. This switch is keyed on the values + * of the func index. */ +std::ostream &CSharpFFlatCodeGen::TO_STATE_ACTION_SWITCH() +{ + /* Loop the actions. */ + for ( GenActionTableMap::Iter redAct = redFsm->actionMap; redAct.lte(); redAct++ ) { + if ( redAct->numToStateRefs > 0 ) { + /* Write the entry label. */ + out << "\tcase " << redAct->actListId+1 << ":\n"; + + /* Write each action in the list of action items. */ + for ( GenActionTable::Iter item = redAct->key; item.lte(); item++ ) + ACTION( out, item->value, 0, false ); + + out << "\tbreak;\n"; + } + } + + genLineDirective( out ); + return out; +} + +/* Write out the function switch. This switch is keyed on the values + * of the func index. */ +std::ostream &CSharpFFlatCodeGen::FROM_STATE_ACTION_SWITCH() +{ + /* Loop the actions. */ + for ( GenActionTableMap::Iter redAct = redFsm->actionMap; redAct.lte(); redAct++ ) { + if ( redAct->numFromStateRefs > 0 ) { + /* Write the entry label. */ + out << "\tcase " << redAct->actListId+1 << ":\n"; + + /* Write each action in the list of action items. */ + for ( GenActionTable::Iter item = redAct->key; item.lte(); item++ ) + ACTION( out, item->value, 0, false ); + + out << "\tbreak;\n"; + } + } + + genLineDirective( out ); + return out; +} + +std::ostream &CSharpFFlatCodeGen::EOF_ACTION_SWITCH() +{ + /* Loop the actions. */ + for ( GenActionTableMap::Iter redAct = redFsm->actionMap; redAct.lte(); redAct++ ) { + if ( redAct->numEofRefs > 0 ) { + /* Write the entry label. */ + out << "\tcase " << redAct->actListId+1 << ":\n"; + + /* Write each action in the list of action items. */ + for ( GenActionTable::Iter item = redAct->key; item.lte(); item++ ) + ACTION( out, item->value, 0, true ); + + out << "\tbreak;\n"; + } + } + + genLineDirective( out ); + return out; +} + +/* Write out the function switch. This switch is keyed on the values + * of the func index. */ +std::ostream &CSharpFFlatCodeGen::ACTION_SWITCH() +{ + /* Loop the actions. */ + for ( GenActionTableMap::Iter redAct = redFsm->actionMap; redAct.lte(); redAct++ ) { + if ( redAct->numTransRefs > 0 ) { + /* Write the entry label. */ + out << "\tcase " << redAct->actListId+1 << ":\n"; + + /* Write each action in the list of action items. */ + for ( GenActionTable::Iter item = redAct->key; item.lte(); item++ ) + ACTION( out, item->value, 0, false ); + + out << "\tbreak;\n"; + } + } + + genLineDirective( out ); + return out; +} + +void CSharpFFlatCodeGen::writeData() +{ + if ( redFsm->anyConditions() ) { + OPEN_ARRAY( WIDE_ALPH_TYPE(), CK() ); + COND_KEYS(); + CLOSE_ARRAY() << + "\n"; + + OPEN_ARRAY( ARRAY_TYPE(redFsm->maxCondSpan), CSP() ); + COND_KEY_SPANS(); + CLOSE_ARRAY() << + "\n"; + + OPEN_ARRAY( ARRAY_TYPE(redFsm->maxCond), C() ); + CONDS(); + CLOSE_ARRAY() << + "\n"; + + OPEN_ARRAY( ARRAY_TYPE(redFsm->maxCondIndexOffset), CO() ); + COND_INDEX_OFFSET(); + CLOSE_ARRAY() << + "\n"; + } + + OPEN_ARRAY( WIDE_ALPH_TYPE(), K() ); + KEYS(); + CLOSE_ARRAY() << + "\n"; + + OPEN_ARRAY( ARRAY_TYPE(redFsm->maxSpan), SP() ); + KEY_SPANS(); + CLOSE_ARRAY() << + "\n"; + + OPEN_ARRAY( ARRAY_TYPE(redFsm->maxFlatIndexOffset), IO() ); + FLAT_INDEX_OFFSET(); + CLOSE_ARRAY() << + "\n"; + + OPEN_ARRAY( ARRAY_TYPE(redFsm->maxIndex), I() ); + INDICIES(); + CLOSE_ARRAY() << + "\n"; + + OPEN_ARRAY( ARRAY_TYPE(redFsm->maxState), TT() ); + TRANS_TARGS(); + CLOSE_ARRAY() << + "\n"; + + if ( redFsm->anyActions() ) { + OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActListId), TA() ); + TRANS_ACTIONS(); + CLOSE_ARRAY() << + "\n"; + } + + if ( redFsm->anyToStateActions() ) { + OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActionLoc), TSA() ); + TO_STATE_ACTIONS(); + CLOSE_ARRAY() << + "\n"; + } + + if ( redFsm->anyFromStateActions() ) { + OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActionLoc), FSA() ); + FROM_STATE_ACTIONS(); + CLOSE_ARRAY() << + "\n"; + } + + if ( redFsm->anyEofActions() ) { + OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActListId), EA() ); + EOF_ACTIONS(); + CLOSE_ARRAY() << + "\n"; + } + + if ( redFsm->anyEofTrans() ) { + OPEN_ARRAY( ARRAY_TYPE(redFsm->maxIndexOffset+1), ET() ); + EOF_TRANS(); + CLOSE_ARRAY() << + "\n"; + } + + STATE_IDS(); +} + +void CSharpFFlatCodeGen::writeExec() +{ + testEofUsed = false; + outLabelUsed = false; + initVarTypes(); + + out << + " {\n" + " " << slenType << " _slen"; + + if ( redFsm->anyRegCurStateRef() ) + out << ", _ps"; + + out << ";\n"; + out << " " << transType << " _trans"; + + if ( redFsm->anyConditions() ) + out << ", _cond"; + + out << ";\n"; + + out << + " " << "int _keys;\n" + " " << indsType << " _inds;\n"; + /* + " " << PTR_CONST() << WIDE_ALPH_TYPE() << POINTER() << "_keys;\n" + " " << PTR_CONST() << ARRAY_TYPE(redFsm->maxIndex) << POINTER() << "_inds;\n";*/ + + if ( redFsm->anyConditions() ) { + out << + " " << condsType << " _conds;\n" + " " << WIDE_ALPH_TYPE() << " _widec;\n"; + } + + if ( !noEnd ) { + testEofUsed = true; + out << + " if ( " << P() << " == " << PE() << " )\n" + " goto _test_eof;\n"; + } + + if ( redFsm->errState != 0 ) { + outLabelUsed = true; + out << + " if ( " << vCS() << " == " << redFsm->errState->id << " )\n" + " goto _out;\n"; + } + + out << "_resume:\n"; + + if ( redFsm->anyFromStateActions() ) { + out << + " switch ( " << FSA() << "[" << vCS() << "] ) {\n"; + FROM_STATE_ACTION_SWITCH(); + SWITCH_DEFAULT() << + " }\n" + "\n"; + } + + if ( redFsm->anyConditions() ) + COND_TRANSLATE(); + + LOCATE_TRANS(); + + if ( redFsm->anyEofTrans() ) + out << "_eof_trans:\n"; + + if ( redFsm->anyRegCurStateRef() ) + out << " _ps = " << vCS() << ";\n"; + out << - " " << "int _keys;\n" - " " << indsType << " _inds;\n"; - /* - " " << PTR_CONST() << WIDE_ALPH_TYPE() << POINTER() << "_keys;\n" - " " << PTR_CONST() << ARRAY_TYPE(redFsm->maxIndex) << POINTER() << "_inds;\n";*/ - - if ( redFsm->anyConditions() ) { - out << - " " << condsType << " _conds;\n" - " " << WIDE_ALPH_TYPE() << " _widec;\n"; - } - - if ( !noEnd ) { - testEofUsed = true; - out << - " if ( " << P() << " == " << PE() << " )\n" - " goto _test_eof;\n"; - } - - if ( redFsm->errState != 0 ) { - outLabelUsed = true; - out << - " if ( " << vCS() << " == " << redFsm->errState->id << " )\n" - " goto _out;\n"; - } - - out << "_resume:\n"; - - if ( redFsm->anyFromStateActions() ) { + " " << vCS() << " = " << TT() << "[_trans];\n\n"; + + if ( redFsm->anyRegActions() ) { out << - " switch ( " << FSA() << "[" << vCS() << "] ) {\n"; - FROM_STATE_ACTION_SWITCH(); - SWITCH_DEFAULT() << - " }\n" - "\n"; - } - - if ( redFsm->anyConditions() ) - COND_TRANSLATE(); - - LOCATE_TRANS(); - - if ( redFsm->anyEofTrans() ) - out << "_eof_trans:\n"; - - if ( redFsm->anyRegCurStateRef() ) - out << " _ps = " << vCS() << ";\n"; - - out << - " " << vCS() << " = " << TT() << "[_trans];\n\n"; - - if ( redFsm->anyRegActions() ) { - out << - " if ( " << TA() << "[_trans] == 0 )\n" - " goto _again;\n" - "\n" - " switch ( " << TA() << "[_trans] ) {\n"; - ACTION_SWITCH(); - SWITCH_DEFAULT() << - " }\n" - "\n"; - } - - if ( redFsm->anyRegActions() || redFsm->anyActionGotos() || - redFsm->anyActionCalls() || redFsm->anyActionRets() ) - out << "_again:\n"; - - if ( redFsm->anyToStateActions() ) { + " if ( " << TA() << "[_trans] == 0 )\n" + " goto _again;\n" + "\n" + " switch ( " << TA() << "[_trans] ) {\n"; + ACTION_SWITCH(); + SWITCH_DEFAULT() << + " }\n" + "\n"; + } + + if ( redFsm->anyRegActions() || redFsm->anyActionGotos() || + redFsm->anyActionCalls() || redFsm->anyActionRets() ) + out << "_again:\n"; + + if ( redFsm->anyToStateActions() ) { + out << + " switch ( " << TSA() << "[" << vCS() << "] ) {\n"; + TO_STATE_ACTION_SWITCH(); + SWITCH_DEFAULT() << + " }\n" + "\n"; + } + + if ( redFsm->errState != 0 ) { + outLabelUsed = true; out << - " switch ( " << TSA() << "[" << vCS() << "] ) {\n"; - TO_STATE_ACTION_SWITCH(); - SWITCH_DEFAULT() << - " }\n" - "\n"; - } - - if ( redFsm->errState != 0 ) { - outLabelUsed = true; - out << - " if ( " << vCS() << " == " << redFsm->errState->id << " )\n" - " goto _out;\n"; - } - - if ( !noEnd ) { - out << - " if ( ++" << P() << " != " << PE() << " )\n" - " goto _resume;\n"; - } - else { - out << - " " << P() << " += 1;\n" - " goto _resume;\n"; - } - - if ( testEofUsed ) - out << " _test_eof: {}\n"; - - if ( redFsm->anyEofTrans() || redFsm->anyEofActions() ) { + " if ( " << vCS() << " == " << redFsm->errState->id << " )\n" + " goto _out;\n"; + } + + if ( !noEnd ) { out << - " if ( " << P() << " == " << vEOF() << " )\n" - " {\n"; - - if ( redFsm->anyEofTrans() ) { - out << - " if ( " << ET() << "[" << vCS() << "] > 0 ) {\n" - " _trans = " << CAST(transType) << " (" << ET() << - "[" << vCS() << "] - 1);\n" - " goto _eof_trans;\n" - " }\n"; - } - - if ( redFsm->anyEofActions() ) { - out << - " switch ( " << EA() << "[" << vCS() << "] ) {\n"; - EOF_ACTION_SWITCH(); - SWITCH_DEFAULT() << - " }\n"; - } - + " if ( ++" << P() << " != " << PE() << " )\n" + " goto _resume;\n"; + } + else { out << - " }\n" - "\n"; - } - - if ( outLabelUsed ) - out << " _out: {}\n"; - - out << " }\n"; -} + " " << P() << " += 1;\n" + " goto _resume;\n"; + } + + if ( testEofUsed ) + out << " _test_eof: {}\n"; + + if ( redFsm->anyEofTrans() || redFsm->anyEofActions() ) { + out << + " if ( " << P() << " == " << vEOF() << " )\n" + " {\n"; + + if ( redFsm->anyEofTrans() ) { + out << + " if ( " << ET() << "[" << vCS() << "] > 0 ) {\n" + " _trans = " << CAST(transType) << " (" << ET() << + "[" << vCS() << "] - 1);\n" + " goto _eof_trans;\n" + " }\n"; + } + + if ( redFsm->anyEofActions() ) { + out << + " switch ( " << EA() << "[" << vCS() << "] ) {\n"; + EOF_ACTION_SWITCH(); + SWITCH_DEFAULT() << + " }\n"; + } + + out << + " }\n" + "\n"; + } + + if ( outLabelUsed ) + out << " _out: {}\n"; + + out << " }\n"; +} |