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authorsmalov <smalov@yandex-team.ru>2022-02-10 16:47:36 +0300
committerDaniil Cherednik <dcherednik@yandex-team.ru>2022-02-10 16:47:36 +0300
commitcfadda92ca195da3ad68d721a58872a4f1ced696 (patch)
treec0748b5dcbade83af788c0abfa89c0383d6b779c /contrib/tools/ragel6/rubytable.cpp
parentf70d9720e13aef3a935e3f405b0eac554529e76e (diff)
downloadydb-cfadda92ca195da3ad68d721a58872a4f1ced696.tar.gz
Restoring authorship annotation for <smalov@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/tools/ragel6/rubytable.cpp')
-rw-r--r--contrib/tools/ragel6/rubytable.cpp2036
1 files changed, 1018 insertions, 1018 deletions
diff --git a/contrib/tools/ragel6/rubytable.cpp b/contrib/tools/ragel6/rubytable.cpp
index cba8823cc6..eb5dfd5c73 100644
--- a/contrib/tools/ragel6/rubytable.cpp
+++ b/contrib/tools/ragel6/rubytable.cpp
@@ -1,1033 +1,1033 @@
-/*
- * Copyright 2007 Victor Hugo Borja <vic@rubyforge.org>
- * 2007 Adrian Thurston <thurston@complang.org>
- */
-
-/* This file is part of Ragel.
+/*
+ * Copyright 2007 Victor Hugo Borja <vic@rubyforge.org>
+ * 2007 Adrian Thurston <thurston@complang.org>
+ */
+
+/* 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 <iomanip>
-#include <sstream>
-#include "redfsm.h"
-#include "gendata.h"
-#include "ragel.h"
-#include "rubytable.h"
-
-using std::ostream;
-using std::ostringstream;
-using std::string;
-using std::cerr;
-using std::endl;
-
-
-
-void RubyTabCodeGen::GOTO( ostream &out, int gotoDest, bool inFinish )
-{
- out <<
- " begin\n"
- " " << vCS() << " = " << gotoDest << "\n"
- " _trigger_goto = true\n"
- " _goto_level = _again\n"
- " break\n"
- " end\n";
-}
-
-void RubyTabCodeGen::GOTO_EXPR( ostream &out, GenInlineItem *ilItem, bool inFinish )
-{
- out <<
- " begin\n"
- " " << vCS() << " = (";
- INLINE_LIST( out, ilItem->children, 0, inFinish );
- out << ")\n";
- out <<
- " _trigger_goto = true\n"
- " _goto_level = _again\n"
- " break\n"
- " end\n";
-}
-
-void RubyTabCodeGen::CALL( ostream &out, int callDest, int targState, bool inFinish )
-{
- if ( prePushExpr != 0 ) {
- out << "begin\n";
- INLINE_LIST( out, prePushExpr, 0, false );
- }
-
+ * 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 <iomanip>
+#include <sstream>
+#include "redfsm.h"
+#include "gendata.h"
+#include "ragel.h"
+#include "rubytable.h"
+
+using std::ostream;
+using std::ostringstream;
+using std::string;
+using std::cerr;
+using std::endl;
+
+
+
+void RubyTabCodeGen::GOTO( ostream &out, int gotoDest, bool inFinish )
+{
out <<
- " begin\n"
- " " << STACK() << "[" << TOP() << "] = " << vCS() << "\n"
- " " << TOP() << "+= 1\n"
- " " << vCS() << " = " << callDest << "\n"
- " _trigger_goto = true\n"
- " _goto_level = _again\n"
- " break\n"
- " end\n";
-
- if ( prePushExpr != 0 )
- out << "end\n";
-}
-
-void RubyTabCodeGen::CALL_EXPR(ostream &out, GenInlineItem *ilItem, int targState, bool inFinish )
-{
- if ( prePushExpr != 0 ) {
- out << "begin\n";
- INLINE_LIST( out, prePushExpr, 0, false );
- }
-
+ " begin\n"
+ " " << vCS() << " = " << gotoDest << "\n"
+ " _trigger_goto = true\n"
+ " _goto_level = _again\n"
+ " break\n"
+ " end\n";
+}
+
+void RubyTabCodeGen::GOTO_EXPR( ostream &out, GenInlineItem *ilItem, bool inFinish )
+{
out <<
- " begin\n"
- " " << STACK() << "[" << TOP() << "] = " << vCS() << "\n"
- " " << TOP() << " += 1\n"
- " " << vCS() << " = (";
- INLINE_LIST( out, ilItem->children, targState, inFinish );
- out << ")\n";
-
- out <<
- " _trigger_goto = true\n"
- " _goto_level = _again\n"
- " break\n"
- " end\n";
-
- if ( prePushExpr != 0 )
- out << "end\n";
-}
-
-void RubyTabCodeGen::RET( ostream &out, bool inFinish )
-{
+ " begin\n"
+ " " << vCS() << " = (";
+ INLINE_LIST( out, ilItem->children, 0, inFinish );
+ out << ")\n";
+ out <<
+ " _trigger_goto = true\n"
+ " _goto_level = _again\n"
+ " break\n"
+ " end\n";
+}
+
+void RubyTabCodeGen::CALL( ostream &out, int callDest, int targState, bool inFinish )
+{
+ if ( prePushExpr != 0 ) {
+ out << "begin\n";
+ INLINE_LIST( out, prePushExpr, 0, false );
+ }
+
+ out <<
+ " begin\n"
+ " " << STACK() << "[" << TOP() << "] = " << vCS() << "\n"
+ " " << TOP() << "+= 1\n"
+ " " << vCS() << " = " << callDest << "\n"
+ " _trigger_goto = true\n"
+ " _goto_level = _again\n"
+ " break\n"
+ " end\n";
+
+ if ( prePushExpr != 0 )
+ out << "end\n";
+}
+
+void RubyTabCodeGen::CALL_EXPR(ostream &out, GenInlineItem *ilItem, int targState, bool inFinish )
+{
+ if ( prePushExpr != 0 ) {
+ out << "begin\n";
+ INLINE_LIST( out, prePushExpr, 0, false );
+ }
+
+ out <<
+ " begin\n"
+ " " << STACK() << "[" << TOP() << "] = " << vCS() << "\n"
+ " " << TOP() << " += 1\n"
+ " " << vCS() << " = (";
+ INLINE_LIST( out, ilItem->children, targState, inFinish );
+ out << ")\n";
+
out <<
- " begin\n"
- " " << TOP() << " -= 1\n"
- " " << vCS() << " = " << STACK() << "[" << TOP() << "]\n";
-
- if ( postPopExpr != 0 ) {
- out << "begin\n";
- INLINE_LIST( out, postPopExpr, 0, false );
- out << "end\n";
- }
-
+ " _trigger_goto = true\n"
+ " _goto_level = _again\n"
+ " break\n"
+ " end\n";
+
+ if ( prePushExpr != 0 )
+ out << "end\n";
+}
+
+void RubyTabCodeGen::RET( ostream &out, bool inFinish )
+{
+ out <<
+ " begin\n"
+ " " << TOP() << " -= 1\n"
+ " " << vCS() << " = " << STACK() << "[" << TOP() << "]\n";
+
+ if ( postPopExpr != 0 ) {
+ out << "begin\n";
+ INLINE_LIST( out, postPopExpr, 0, false );
+ out << "end\n";
+ }
+
+ out <<
+ " _trigger_goto = true\n"
+ " _goto_level = _again\n"
+ " break\n"
+ " end\n";
+}
+
+void RubyTabCodeGen::BREAK( ostream &out, int targState )
+{
out <<
- " _trigger_goto = true\n"
- " _goto_level = _again\n"
- " break\n"
- " end\n";
-}
-
-void RubyTabCodeGen::BREAK( ostream &out, int targState )
-{
- out <<
- " begin\n"
- " " << P() << " += 1\n"
- " _trigger_goto = true\n"
- " _goto_level = _out\n"
- " break\n"
- " end\n";
-}
-
-void RubyTabCodeGen::COND_TRANSLATE()
-{
+ " begin\n"
+ " " << P() << " += 1\n"
+ " _trigger_goto = true\n"
+ " _goto_level = _out\n"
+ " break\n"
+ " end\n";
+}
+
+void RubyTabCodeGen::COND_TRANSLATE()
+{
+ out <<
+ " _widec = " << GET_KEY() << "\n"
+ " _keys = " << CO() << "[" << vCS() << "]*2\n"
+ " _klen = " << CL() << "[" << vCS() << "]\n"
+ " if _klen > 0\n"
+ " _lower = _keys\n"
+ " _upper = _keys + (_klen<<1) - 2\n"
+ " loop do\n"
+ " break if _upper < _lower\n"
+ " _mid = _lower + (((_upper-_lower) >> 1) & ~1)\n"
+ " if " << GET_WIDE_KEY() << " < " << CK() << "[_mid]\n"
+ " _upper = _mid - 2\n"
+ " elsif " << GET_WIDE_KEY() << " > " << CK() << "[_mid+1]\n"
+ " _lower = _mid + 2\n"
+ " else\n"
+ " case " << C() << "[" << CO() << "[" << vCS() << "]"
+ " + ((_mid - _keys)>>1)]\n";
+
+ for ( CondSpaceList::Iter csi = condSpaceList; csi.lte(); csi++ ) {
+ GenCondSpace *condSpace = csi;
+ out << " when " << condSpace->condSpaceId << " then" ;
+ out << " _widec = " << KEY(condSpace->baseKey) <<
+ "+ (" << GET_KEY() << " - " << KEY(keyOps->minKey) << ")\n";
+
+ for ( GenCondSet::Iter csi = condSpace->condSet; csi.lte(); csi++ ) {
+ Size condValOffset = ((1 << csi.pos()) * keyOps->alphSize());
+ out << " _widec += " << condValOffset << " if ( ";
+ CONDITION( out, *csi );
+ out << " )\n";
+ }
+ }
+
+ out <<
+ " end # case\n"
+ " end\n"
+ " end # loop\n"
+ " end\n";
+}
+
+
+void RubyTabCodeGen::LOCATE_TRANS()
+{
+ out <<
+ " _keys = " << KO() << "[" << vCS() << "]\n"
+ " _trans = " << IO() << "[" << vCS() << "]\n"
+ " _klen = " << SL() << "[" << vCS() << "]\n"
+ " _break_match = false\n"
+ " \n"
+ " begin\n"
+ " if _klen > 0\n"
+ " _lower = _keys\n"
+ " _upper = _keys + _klen - 1\n"
+ "\n"
+ " loop do\n"
+ " break if _upper < _lower\n"
+ " _mid = _lower + ( (_upper - _lower) >> 1 )\n"
+ "\n"
+ " if " << GET_WIDE_KEY() << " < " << K() << "[_mid]\n"
+ " _upper = _mid - 1\n"
+ " elsif " << GET_WIDE_KEY() << " > " << K() << "[_mid]\n"
+ " _lower = _mid + 1\n"
+ " else\n"
+ " _trans += (_mid - _keys)\n"
+ " _break_match = true\n"
+ " break\n"
+ " end\n"
+ " end # loop\n"
+ " break if _break_match\n"
+ " _keys += _klen\n"
+ " _trans += _klen\n"
+ " end"
+ "\n"
+ " _klen = " << RL() << "[" << vCS() << "]\n"
+ " if _klen > 0\n"
+ " _lower = _keys\n"
+ " _upper = _keys + (_klen << 1) - 2\n"
+ " loop do\n"
+ " break if _upper < _lower\n"
+ " _mid = _lower + (((_upper-_lower) >> 1) & ~1)\n"
+ " if " << GET_WIDE_KEY() << " < " << K() << "[_mid]\n"
+ " _upper = _mid - 2\n"
+ " elsif " << GET_WIDE_KEY() << " > " << K() << "[_mid+1]\n"
+ " _lower = _mid + 2\n"
+ " else\n"
+ " _trans += ((_mid - _keys) >> 1)\n"
+ " _break_match = true\n"
+ " break\n"
+ " end\n"
+ " end # loop\n"
+ " break if _break_match\n"
+ " _trans += _klen\n"
+ " end\n"
+ " end while false\n";
+}
+
+void RubyTabCodeGen::writeExec()
+{
out <<
- " _widec = " << GET_KEY() << "\n"
- " _keys = " << CO() << "[" << vCS() << "]*2\n"
- " _klen = " << CL() << "[" << vCS() << "]\n"
- " if _klen > 0\n"
- " _lower = _keys\n"
- " _upper = _keys + (_klen<<1) - 2\n"
- " loop do\n"
- " break if _upper < _lower\n"
- " _mid = _lower + (((_upper-_lower) >> 1) & ~1)\n"
- " if " << GET_WIDE_KEY() << " < " << CK() << "[_mid]\n"
- " _upper = _mid - 2\n"
- " elsif " << GET_WIDE_KEY() << " > " << CK() << "[_mid+1]\n"
- " _lower = _mid + 2\n"
- " else\n"
- " case " << C() << "[" << CO() << "[" << vCS() << "]"
- " + ((_mid - _keys)>>1)]\n";
-
- for ( CondSpaceList::Iter csi = condSpaceList; csi.lte(); csi++ ) {
- GenCondSpace *condSpace = csi;
- out << " when " << condSpace->condSpaceId << " then" ;
- out << " _widec = " << KEY(condSpace->baseKey) <<
- "+ (" << GET_KEY() << " - " << KEY(keyOps->minKey) << ")\n";
-
- for ( GenCondSet::Iter csi = condSpace->condSet; csi.lte(); csi++ ) {
- Size condValOffset = ((1 << csi.pos()) * keyOps->alphSize());
- out << " _widec += " << condValOffset << " if ( ";
- CONDITION( out, *csi );
- out << " )\n";
- }
- }
-
+ "begin\n"
+ " _klen, _trans, _keys";
+
+ if ( redFsm->anyRegCurStateRef() )
+ out << ", _ps";
+ if ( redFsm->anyConditions() )
+ out << ", _widec";
+ if ( redFsm->anyToStateActions() || redFsm->anyRegActions()
+ || redFsm->anyFromStateActions() )
+ out << ", _acts, _nacts";
+
+ out << " = nil\n";
+
out <<
- " end # case\n"
- " end\n"
- " end # loop\n"
- " end\n";
-}
-
-
-void RubyTabCodeGen::LOCATE_TRANS()
-{
+ " _goto_level = 0\n"
+ " _resume = 10\n"
+ " _eof_trans = 15\n"
+ " _again = 20\n"
+ " _test_eof = 30\n"
+ " _out = 40\n";
+
out <<
- " _keys = " << KO() << "[" << vCS() << "]\n"
- " _trans = " << IO() << "[" << vCS() << "]\n"
- " _klen = " << SL() << "[" << vCS() << "]\n"
- " _break_match = false\n"
- " \n"
- " begin\n"
- " if _klen > 0\n"
- " _lower = _keys\n"
- " _upper = _keys + _klen - 1\n"
- "\n"
- " loop do\n"
- " break if _upper < _lower\n"
- " _mid = _lower + ( (_upper - _lower) >> 1 )\n"
- "\n"
- " if " << GET_WIDE_KEY() << " < " << K() << "[_mid]\n"
- " _upper = _mid - 1\n"
- " elsif " << GET_WIDE_KEY() << " > " << K() << "[_mid]\n"
- " _lower = _mid + 1\n"
- " else\n"
- " _trans += (_mid - _keys)\n"
- " _break_match = true\n"
- " break\n"
- " end\n"
- " end # loop\n"
- " break if _break_match\n"
- " _keys += _klen\n"
- " _trans += _klen\n"
- " end"
- "\n"
- " _klen = " << RL() << "[" << vCS() << "]\n"
- " if _klen > 0\n"
- " _lower = _keys\n"
- " _upper = _keys + (_klen << 1) - 2\n"
- " loop do\n"
- " break if _upper < _lower\n"
- " _mid = _lower + (((_upper-_lower) >> 1) & ~1)\n"
- " if " << GET_WIDE_KEY() << " < " << K() << "[_mid]\n"
- " _upper = _mid - 2\n"
- " elsif " << GET_WIDE_KEY() << " > " << K() << "[_mid+1]\n"
- " _lower = _mid + 2\n"
- " else\n"
- " _trans += ((_mid - _keys) >> 1)\n"
- " _break_match = true\n"
- " break\n"
- " end\n"
- " end # loop\n"
- " break if _break_match\n"
- " _trans += _klen\n"
- " end\n"
- " end while false\n";
-}
-
-void RubyTabCodeGen::writeExec()
-{
- out <<
- "begin\n"
- " _klen, _trans, _keys";
-
- if ( redFsm->anyRegCurStateRef() )
- out << ", _ps";
- if ( redFsm->anyConditions() )
- out << ", _widec";
- if ( redFsm->anyToStateActions() || redFsm->anyRegActions()
- || redFsm->anyFromStateActions() )
- out << ", _acts, _nacts";
-
- out << " = nil\n";
-
- out <<
- " _goto_level = 0\n"
- " _resume = 10\n"
- " _eof_trans = 15\n"
- " _again = 20\n"
- " _test_eof = 30\n"
- " _out = 40\n";
-
- out <<
- " while true\n"
- " _trigger_goto = false\n"
- " if _goto_level <= 0\n";
-
- if ( !noEnd ) {
- out <<
- " if " << P() << " == " << PE() << "\n"
- " _goto_level = _test_eof\n"
- " next\n"
- " end\n";
- }
-
- if ( redFsm->errState != 0 ) {
- out <<
- " if " << vCS() << " == " << redFsm->errState->id << "\n"
- " _goto_level = _out\n"
- " next\n"
- " end\n";
- }
-
- /* The resume label. */
- out <<
- " end\n"
- " if _goto_level <= _resume\n";
-
- if ( redFsm->anyFromStateActions() ) {
- out <<
- " _acts = " << FSA() << "[" << vCS() << "]\n"
- " _nacts = " << A() << "[_acts]\n"
- " _acts += 1\n"
- " while _nacts > 0\n"
- " _nacts -= 1\n"
- " _acts += 1\n"
- " case " << A() << "[_acts - 1]\n";
- FROM_STATE_ACTION_SWITCH();
+ " while true\n"
+ " _trigger_goto = false\n"
+ " if _goto_level <= 0\n";
+
+ if ( !noEnd ) {
out <<
- " end # from state action switch\n"
- " end\n"
- " if _trigger_goto\n"
- " next\n"
- " end\n";
- }
-
- if ( redFsm->anyConditions() )
- COND_TRANSLATE();
-
- LOCATE_TRANS();
-
- if ( useIndicies )
- out << " _trans = " << I() << "[_trans]\n";
-
- if ( redFsm->anyEofTrans() ) {
- out <<
- " end\n"
- " if _goto_level <= _eof_trans\n";
- }
-
- if ( redFsm->anyRegCurStateRef() )
- out << " _ps = " << vCS() << "\n";
-
- out << " " << vCS() << " = " << TT() << "[_trans]\n";
-
- if ( redFsm->anyRegActions() ) {
- out <<
- " if " << TA() << "[_trans] != 0\n"
- " _acts = " << TA() << "[_trans]\n"
- " _nacts = " << A() << "[_acts]\n"
- " _acts += 1\n"
- " while _nacts > 0\n"
- " _nacts -= 1\n"
- " _acts += 1\n"
- " case " << A() << "[_acts - 1]\n";
- ACTION_SWITCH();
+ " if " << P() << " == " << PE() << "\n"
+ " _goto_level = _test_eof\n"
+ " next\n"
+ " end\n";
+ }
+
+ if ( redFsm->errState != 0 ) {
out <<
- " end # action switch\n"
- " end\n"
- " end\n"
- " if _trigger_goto\n"
- " next\n"
- " end\n";
- }
-
- /* The again label. */
+ " if " << vCS() << " == " << redFsm->errState->id << "\n"
+ " _goto_level = _out\n"
+ " next\n"
+ " end\n";
+ }
+
+ /* The resume label. */
out <<
- " end\n"
- " if _goto_level <= _again\n";
-
- if ( redFsm->anyToStateActions() ) {
+ " end\n"
+ " if _goto_level <= _resume\n";
+
+ if ( redFsm->anyFromStateActions() ) {
out <<
- " _acts = " << TSA() << "[" << vCS() << "]\n"
- " _nacts = " << A() << "[_acts]\n"
- " _acts += 1\n"
- " while _nacts > 0\n"
- " _nacts -= 1\n"
- " _acts += 1\n"
- " case " << A() << "[_acts - 1]\n";
- TO_STATE_ACTION_SWITCH();
+ " _acts = " << FSA() << "[" << vCS() << "]\n"
+ " _nacts = " << A() << "[_acts]\n"
+ " _acts += 1\n"
+ " while _nacts > 0\n"
+ " _nacts -= 1\n"
+ " _acts += 1\n"
+ " case " << A() << "[_acts - 1]\n";
+ FROM_STATE_ACTION_SWITCH();
+ out <<
+ " end # from state action switch\n"
+ " end\n"
+ " if _trigger_goto\n"
+ " next\n"
+ " end\n";
+ }
+
+ if ( redFsm->anyConditions() )
+ COND_TRANSLATE();
+
+ LOCATE_TRANS();
+
+ if ( useIndicies )
+ out << " _trans = " << I() << "[_trans]\n";
+
+ if ( redFsm->anyEofTrans() ) {
out <<
- " end # to state action switch\n"
- " end\n"
- " if _trigger_goto\n"
- " next\n"
- " end\n";
- }
-
- if ( redFsm->errState != 0 ) {
- out <<
- " if " << vCS() << " == " << redFsm->errState->id << "\n"
- " _goto_level = _out\n"
- " next\n"
- " end\n";
- }
-
- out << " " << P() << " += 1\n";
-
- if ( !noEnd ) {
- out <<
- " if " << P() << " != " << PE() << "\n"
- " _goto_level = _resume\n"
- " next\n"
- " end\n";
- }
- else {
+ " end\n"
+ " if _goto_level <= _eof_trans\n";
+ }
+
+ if ( redFsm->anyRegCurStateRef() )
+ out << " _ps = " << vCS() << "\n";
+
+ out << " " << vCS() << " = " << TT() << "[_trans]\n";
+
+ if ( redFsm->anyRegActions() ) {
out <<
- " _goto_level = _resume\n"
- " next\n";
- }
-
- /* The test_eof label. */
- out <<
- " end\n"
- " if _goto_level <= _test_eof\n";
-
- if ( redFsm->anyEofTrans() || redFsm->anyEofActions() ) {
- out <<
- " if " << P() << " == " << vEOF() << "\n";
-
- if ( redFsm->anyEofTrans() ) {
+ " if " << TA() << "[_trans] != 0\n"
+ " _acts = " << TA() << "[_trans]\n"
+ " _nacts = " << A() << "[_acts]\n"
+ " _acts += 1\n"
+ " while _nacts > 0\n"
+ " _nacts -= 1\n"
+ " _acts += 1\n"
+ " case " << A() << "[_acts - 1]\n";
+ ACTION_SWITCH();
+ out <<
+ " end # action switch\n"
+ " end\n"
+ " end\n"
+ " if _trigger_goto\n"
+ " next\n"
+ " end\n";
+ }
+
+ /* The again label. */
+ out <<
+ " end\n"
+ " if _goto_level <= _again\n";
+
+ if ( redFsm->anyToStateActions() ) {
+ out <<
+ " _acts = " << TSA() << "[" << vCS() << "]\n"
+ " _nacts = " << A() << "[_acts]\n"
+ " _acts += 1\n"
+ " while _nacts > 0\n"
+ " _nacts -= 1\n"
+ " _acts += 1\n"
+ " case " << A() << "[_acts - 1]\n";
+ TO_STATE_ACTION_SWITCH();
+ out <<
+ " end # to state action switch\n"
+ " end\n"
+ " if _trigger_goto\n"
+ " next\n"
+ " end\n";
+ }
+
+ if ( redFsm->errState != 0 ) {
+ out <<
+ " if " << vCS() << " == " << redFsm->errState->id << "\n"
+ " _goto_level = _out\n"
+ " next\n"
+ " end\n";
+ }
+
+ out << " " << P() << " += 1\n";
+
+ if ( !noEnd ) {
+ out <<
+ " if " << P() << " != " << PE() << "\n"
+ " _goto_level = _resume\n"
+ " next\n"
+ " end\n";
+ }
+ else {
+ out <<
+ " _goto_level = _resume\n"
+ " next\n";
+ }
+
+ /* The test_eof label. */
+ out <<
+ " end\n"
+ " if _goto_level <= _test_eof\n";
+
+ if ( redFsm->anyEofTrans() || redFsm->anyEofActions() ) {
+ out <<
+ " if " << P() << " == " << vEOF() << "\n";
+
+ if ( redFsm->anyEofTrans() ) {
+ out <<
+ " if " << ET() << "[" << vCS() << "] > 0\n"
+ " _trans = " << ET() << "[" << vCS() << "] - 1;\n"
+ " _goto_level = _eof_trans\n"
+ " next;\n"
+ " end\n";
+ }
+
+ if ( redFsm->anyEofActions() ) {
out <<
- " if " << ET() << "[" << vCS() << "] > 0\n"
- " _trans = " << ET() << "[" << vCS() << "] - 1;\n"
- " _goto_level = _eof_trans\n"
- " next;\n"
- " end\n";
- }
-
- if ( redFsm->anyEofActions() ) {
- out <<
- " __acts = " << EA() << "[" << vCS() << "]\n"
- " __nacts = " << " " << A() << "[__acts]\n"
- " __acts += 1\n"
- " while __nacts > 0\n"
- " __nacts -= 1\n"
- " __acts += 1\n"
- " case " << A() << "[__acts - 1]\n";
- EOF_ACTION_SWITCH() <<
- " end # eof action switch\n"
- " end\n"
- " if _trigger_goto\n"
- " next\n"
- " end\n";
- }
-
- out <<
- "end\n";
- }
-
- out <<
- " end\n"
- " if _goto_level <= _out\n"
- " break\n"
- " end\n";
-
- /* The loop for next. */
- out <<
- " end\n";
-
- /* Wrapping the execute block. */
- out <<
- " end\n";
-}
-
-std::ostream &RubyTabCodeGen::FROM_STATE_ACTION_SWITCH()
-{
- /* Walk the list of functions, printing the cases. */
- for ( GenActionList::Iter act = actionList; act.lte(); act++ ) {
- /* Write out referenced actions. */
- if ( act->numFromStateRefs > 0 ) {
- /* Write the case label, the action */
- out << " when " << act->actionId << " then\n";
- ACTION( out, act, 0, false );
- }
- }
-
- genLineDirective( out );
- return out;
-}
-
-
-std::ostream &RubyTabCodeGen::TO_STATE_ACTION_SWITCH()
-{
- /* Walk the list of functions, printing the cases. */
- for ( GenActionList::Iter act = actionList; act.lte(); act++ ) {
- /* Write out referenced actions. */
- if ( act->numToStateRefs > 0 ) {
- /* Write the case label, the action and the case break. */
- out << "when " << act->actionId << " then\n";
- ACTION( out, act, 0, false );
- }
- }
-
- genLineDirective( out );
- return out;
-}
-
-std::ostream &RubyTabCodeGen::EOF_ACTION_SWITCH()
-{
- /* Walk the list of functions, printing the cases. */
- for ( GenActionList::Iter act = actionList; act.lte(); act++ ) {
- /* Write out referenced actions. */
- if ( act->numEofRefs > 0 ) {
- /* Write the case label, the action and the case break. */
- out << "when " << act->actionId << " then\n";
- ACTION( out, act, 0, true );
- }
- }
-
- genLineDirective( out );
- return out;
-}
-
-std::ostream &RubyTabCodeGen::ACTION_SWITCH()
-{
- /* Walk the list of functions, printing the cases. */
- for ( GenActionList::Iter act = actionList; act.lte(); act++ ) {
- /* Write out referenced actions. */
- if ( act->numTransRefs > 0 ) {
- /* Write the case label, the action and the case break. */
- out << "when " << act->actionId << " then\n";
- ACTION( out, act, 0, false );
- }
- }
-
- genLineDirective( out );
- return out;
-}
-
-
-void RubyTabCodeGen::NEXT( ostream &ret, int nextDest, bool inFinish )
-{
- ret << vCS() << " = " << nextDest << ";";
-}
-
-void RubyTabCodeGen::NEXT_EXPR( ostream &ret, GenInlineItem *ilItem, bool inFinish )
-{
- ret << vCS() << " = (";
- INLINE_LIST( ret, ilItem->children, 0, inFinish );
- ret << ");";
-}
-
-
-int RubyTabCodeGen::TO_STATE_ACTION( RedStateAp *state )
-{
- int act = 0;
- if ( state->toStateAction != 0 )
- act = state->toStateAction->location+1;
- return act;
-}
-
-int RubyTabCodeGen::FROM_STATE_ACTION( RedStateAp *state )
-{
- int act = 0;
- if ( state->fromStateAction != 0 )
- act = state->fromStateAction->location+1;
- return act;
-}
-
-int RubyTabCodeGen::EOF_ACTION( RedStateAp *state )
-{
- int act = 0;
- if ( state->eofAction != 0 )
- act = state->eofAction->location+1;
- return act;
-}
-
-
-std::ostream &RubyTabCodeGen::COND_OFFSETS()
-{
- START_ARRAY_LINE();
- int totalStateNum = 0, curKeyOffset = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Write the key offset. */
- ARRAY_ITEM( INT(curKeyOffset), ++totalStateNum, st.last() );
-
- /* Move the key offset ahead. */
- curKeyOffset += st->stateCondList.length();
- }
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::KEY_OFFSETS()
-{
- START_ARRAY_LINE();
- int totalStateNum = 0, curKeyOffset = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Write the key offset. */
- ARRAY_ITEM( INT(curKeyOffset), ++totalStateNum, st.last() );
-
- /* Move the key offset ahead. */
- curKeyOffset += st->outSingle.length() + st->outRange.length()*2;
- }
- END_ARRAY_LINE();
- return out;
-}
-
-
-std::ostream &RubyTabCodeGen::INDEX_OFFSETS()
-{
- START_ARRAY_LINE();
- int totalStateNum = 0, curIndOffset = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Write the index offset. */
- ARRAY_ITEM( INT(curIndOffset), ++totalStateNum, st.last() );
-
- /* Move the index offset ahead. */
- curIndOffset += st->outSingle.length() + st->outRange.length();
- if ( st->defTrans != 0 )
- curIndOffset += 1;
- }
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::COND_LENS()
-{
- START_ARRAY_LINE();
- int totalStateNum = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Write singles length. */
- ARRAY_ITEM( INT(st->stateCondList.length()), ++totalStateNum, st.last() );
- }
- END_ARRAY_LINE();
- return out;
-}
-
-
-std::ostream &RubyTabCodeGen::SINGLE_LENS()
-{
- START_ARRAY_LINE();
- int totalStateNum = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Write singles length. */
- ARRAY_ITEM( INT(st->outSingle.length()), ++totalStateNum, st.last() );
- }
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::RANGE_LENS()
-{
- START_ARRAY_LINE();
- int totalStateNum = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Emit length of range index. */
- ARRAY_ITEM( INT(st->outRange.length()), ++totalStateNum, st.last() );
- }
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::TO_STATE_ACTIONS()
-{
- START_ARRAY_LINE();
- int totalStateNum = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Write any eof action. */
- ARRAY_ITEM( INT(TO_STATE_ACTION(st)), ++totalStateNum, st.last() );
- }
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::FROM_STATE_ACTIONS()
-{
- START_ARRAY_LINE();
- int totalStateNum = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Write any eof action. */
- ARRAY_ITEM( INT(FROM_STATE_ACTION(st)), ++totalStateNum, st.last() );
- }
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::EOF_ACTIONS()
-{
- START_ARRAY_LINE();
- int totalStateNum = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Write any eof action. */
- ARRAY_ITEM( INT(EOF_ACTION(st)), ++totalStateNum, st.last() );
- }
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::EOF_TRANS()
-{
- START_ARRAY_LINE();
- int totalStateNum = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Write any eof action. */
- long trans = 0;
- if ( st->eofTrans != 0 ) {
- assert( st->eofTrans->pos >= 0 );
- trans = st->eofTrans->pos+1;
- }
-
- /* Write any eof action. */
- ARRAY_ITEM( INT(trans), ++totalStateNum, st.last() );
- }
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::COND_KEYS()
-{
- START_ARRAY_LINE();
- int totalTrans = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Loop the state's transitions. */
- for ( GenStateCondList::Iter sc = st->stateCondList; sc.lte(); sc++ ) {
- /* Lower key. */
- ARRAY_ITEM( KEY( sc->lowKey ), ++totalTrans, false );
- ARRAY_ITEM( KEY( sc->highKey ), ++totalTrans, false );
- }
- }
-
- /* Output one last number so we don't have to figure out when the last
- * entry is and avoid writing a comma. */
- ARRAY_ITEM( INT(0), ++totalTrans, true );
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::COND_SPACES()
-{
- START_ARRAY_LINE();
- int totalTrans = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Loop the state's transitions. */
- for ( GenStateCondList::Iter sc = st->stateCondList; sc.lte(); sc++ ) {
- /* Cond Space id. */
- ARRAY_ITEM( KEY( sc->condSpace->condSpaceId ), ++totalTrans, false );
- }
- }
-
- /* Output one last number so we don't have to figure out when the last
- * entry is and avoid writing a comma. */
- ARRAY_ITEM( INT(0), ++totalTrans, true );
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::KEYS()
-{
- START_ARRAY_LINE();
- int totalTrans = 0;
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Loop the singles. */
- for ( RedTransList::Iter stel = st->outSingle; stel.lte(); stel++ ) {
- ARRAY_ITEM( KEY( stel->lowKey ), ++totalTrans, false );
- }
-
- /* Loop the state's transitions. */
- for ( RedTransList::Iter rtel = st->outRange; rtel.lte(); rtel++ ) {
- /* Lower key. */
- ARRAY_ITEM( KEY( rtel->lowKey ), ++totalTrans, false );
-
- /* Upper key. */
- ARRAY_ITEM( KEY( rtel->highKey ), ++totalTrans, false );
- }
- }
-
- /* Output one last number so we don't have to figure out when the last
- * entry is and avoid writing a comma. */
- ARRAY_ITEM( INT(0), ++totalTrans, true );
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::INDICIES()
-{
- int totalTrans = 0;
- START_ARRAY_LINE();
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Walk the singles. */
- for ( RedTransList::Iter stel = st->outSingle; stel.lte(); stel++ ) {
- ARRAY_ITEM( KEY( stel->value->id ), ++totalTrans, false );
- }
-
- /* Walk the ranges. */
- for ( RedTransList::Iter rtel = st->outRange; rtel.lte(); rtel++ ) {
- ARRAY_ITEM( KEY( rtel->value->id ), ++totalTrans, false );
- }
-
- /* The state's default index goes next. */
- if ( st->defTrans != 0 ) {
- ARRAY_ITEM( KEY( st->defTrans->id ), ++totalTrans, false );
- }
- }
-
- /* Output one last number so we don't have to figure out when the last
- * entry is and avoid writing a comma. */
- ARRAY_ITEM( INT(0), ++totalTrans, true );
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::TRANS_TARGS()
-{
- int totalTrans = 0;
- START_ARRAY_LINE();
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Walk the singles. */
- for ( RedTransList::Iter stel = st->outSingle; stel.lte(); stel++ ) {
- RedTransAp *trans = stel->value;
- ARRAY_ITEM( KEY( trans->targ->id ), ++totalTrans, false );
- }
-
- /* Walk the ranges. */
- for ( RedTransList::Iter rtel = st->outRange; rtel.lte(); rtel++ ) {
- RedTransAp *trans = rtel->value;
- ARRAY_ITEM( KEY( trans->targ->id ), ++totalTrans, false );
- }
-
- /* The state's default target state. */
- if ( st->defTrans != 0 ) {
- RedTransAp *trans = st->defTrans;
- ARRAY_ITEM( KEY( trans->targ->id ), ++totalTrans, false );
- }
- }
-
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- if ( st->eofTrans != 0 ) {
- RedTransAp *trans = st->eofTrans;
- trans->pos = totalTrans;
- ARRAY_ITEM( KEY( trans->targ->id ), ++totalTrans, false );
- }
- }
-
- /* Output one last number so we don't have to figure out when the last
- * entry is and avoid writing a comma. */
- ARRAY_ITEM( INT(0), ++totalTrans, true );
- END_ARRAY_LINE();
- return out;
-}
-
-
-std::ostream &RubyTabCodeGen::TRANS_ACTIONS()
-{
- int totalTrans = 0;
- START_ARRAY_LINE();
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- /* Walk the singles. */
- for ( RedTransList::Iter stel = st->outSingle; stel.lte(); stel++ ) {
- RedTransAp *trans = stel->value;
- ARRAY_ITEM( INT(TRANS_ACTION( trans )), ++totalTrans, false );
- }
-
- /* Walk the ranges. */
- for ( RedTransList::Iter rtel = st->outRange; rtel.lte(); rtel++ ) {
- RedTransAp *trans = rtel->value;
- ARRAY_ITEM( INT(TRANS_ACTION( trans )), ++totalTrans, false );
- }
-
- /* The state's default index goes next. */
- if ( st->defTrans != 0 ) {
- RedTransAp *trans = st->defTrans;
- ARRAY_ITEM( INT(TRANS_ACTION( trans )), ++totalTrans, false );
- }
- }
-
- for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
- if ( st->eofTrans != 0 ) {
- RedTransAp *trans = st->eofTrans;
- ARRAY_ITEM( INT(TRANS_ACTION( trans )), ++totalTrans, false );
- }
- }
-
- /* Output one last number so we don't have to figure out when the last
- * entry is and avoid writing a comma. */
- ARRAY_ITEM( INT(0), ++totalTrans, true );
- END_ARRAY_LINE();
- return out;
-}
-
-std::ostream &RubyTabCodeGen::TRANS_TARGS_WI()
-{
- /* Transitions must be written ordered by their id. */
- RedTransAp **transPtrs = new RedTransAp*[redFsm->transSet.length()];
- for ( TransApSet::Iter trans = redFsm->transSet; trans.lte(); trans++ )
- transPtrs[trans->id] = trans;
-
- /* Keep a count of the num of items in the array written. */
- START_ARRAY_LINE();
- int totalStates = 0;
- for ( int t = 0; t < redFsm->transSet.length(); t++ ) {
- /* Save the position. Needed for eofTargs. */
- RedTransAp *trans = transPtrs[t];
- trans->pos = t;
-
- /* Write out the target state. */
- ARRAY_ITEM( INT(trans->targ->id), ++totalStates, ( t >= redFsm->transSet.length()-1 ) );
- }
- END_ARRAY_LINE();
- delete[] transPtrs;
- return out;
-}
-
-
-std::ostream &RubyTabCodeGen::TRANS_ACTIONS_WI()
-{
- /* Transitions must be written ordered by their id. */
- RedTransAp **transPtrs = new RedTransAp*[redFsm->transSet.length()];
- for ( TransApSet::Iter trans = redFsm->transSet; trans.lte(); trans++ )
- transPtrs[trans->id] = trans;
-
- /* Keep a count of the num of items in the array written. */
- START_ARRAY_LINE();
- int totalAct = 0;
- for ( int t = 0; t < redFsm->transSet.length(); t++ ) {
- /* Write the function for the transition. */
- RedTransAp *trans = transPtrs[t];
- ARRAY_ITEM( INT(TRANS_ACTION( trans )), ++totalAct,
- ( t >= redFsm->transSet.length()-1 ) );
- }
- END_ARRAY_LINE();
- delete[] transPtrs;
- return out;
-}
-
-
-void RubyTabCodeGen::writeData()
-{
- /* If there are any transtion functions then output the array. If there
- * are none, don't bother emitting an empty array that won't be used. */
- if ( redFsm->anyActions() ) {
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActArrItem), A() );
- ACTIONS_ARRAY();
- CLOSE_ARRAY() <<
- "\n";
- }
-
- if ( redFsm->anyConditions() ) {
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxCondOffset), CO() );
- COND_OFFSETS();
- CLOSE_ARRAY() <<
- "\n";
-
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxCondLen), CL() );
- COND_LENS();
- CLOSE_ARRAY() <<
- "\n";
-
- OPEN_ARRAY( WIDE_ALPH_TYPE(), CK() );
- COND_KEYS();
- CLOSE_ARRAY() <<
- "\n";
-
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxCondSpaceId), C() );
- COND_SPACES();
- CLOSE_ARRAY() <<
- "\n";
- }
-
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxKeyOffset), KO() );
- KEY_OFFSETS();
- CLOSE_ARRAY() <<
- "\n";
-
- OPEN_ARRAY( WIDE_ALPH_TYPE(), K() );
- KEYS();
- CLOSE_ARRAY() <<
- "\n";
-
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxSingleLen), SL() );
- SINGLE_LENS();
- CLOSE_ARRAY() <<
- "\n";
-
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxRangeLen), RL() );
- RANGE_LENS();
- CLOSE_ARRAY() <<
- "\n";
-
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxIndexOffset), IO() );
- INDEX_OFFSETS();
- CLOSE_ARRAY() <<
- "\n";
-
- if ( useIndicies ) {
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxIndex), I() );
- INDICIES();
- CLOSE_ARRAY() <<
- "\n";
-
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxState), TT() );
- TRANS_TARGS_WI();
- CLOSE_ARRAY() <<
- "\n";
-
- if ( redFsm->anyActions() ) {
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActionLoc), TA() );
- TRANS_ACTIONS_WI();
- CLOSE_ARRAY() <<
- "\n";
- }
- }
- else {
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxState), TT() );
- TRANS_TARGS();
- CLOSE_ARRAY() <<
- "\n";
-
- if ( redFsm->anyActions() ) {
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActionLoc), 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->maxActionLoc), EA() );
- EOF_ACTIONS();
- CLOSE_ARRAY() <<
- "\n";
- }
-
- if ( redFsm->anyEofTrans() ) {
- OPEN_ARRAY( ARRAY_TYPE(redFsm->maxIndexOffset+1), ET() );
- EOF_TRANS();
- CLOSE_ARRAY() <<
- "\n";
- }
-
- STATE_IDS();
-}
-
-/*
- Local Variables:
- mode: c++
- indent-tabs-mode: 1
- c-file-style: "bsd"
- End:
- */
+ " __acts = " << EA() << "[" << vCS() << "]\n"
+ " __nacts = " << " " << A() << "[__acts]\n"
+ " __acts += 1\n"
+ " while __nacts > 0\n"
+ " __nacts -= 1\n"
+ " __acts += 1\n"
+ " case " << A() << "[__acts - 1]\n";
+ EOF_ACTION_SWITCH() <<
+ " end # eof action switch\n"
+ " end\n"
+ " if _trigger_goto\n"
+ " next\n"
+ " end\n";
+ }
+
+ out <<
+ "end\n";
+ }
+
+ out <<
+ " end\n"
+ " if _goto_level <= _out\n"
+ " break\n"
+ " end\n";
+
+ /* The loop for next. */
+ out <<
+ " end\n";
+
+ /* Wrapping the execute block. */
+ out <<
+ " end\n";
+}
+
+std::ostream &RubyTabCodeGen::FROM_STATE_ACTION_SWITCH()
+{
+ /* Walk the list of functions, printing the cases. */
+ for ( GenActionList::Iter act = actionList; act.lte(); act++ ) {
+ /* Write out referenced actions. */
+ if ( act->numFromStateRefs > 0 ) {
+ /* Write the case label, the action */
+ out << " when " << act->actionId << " then\n";
+ ACTION( out, act, 0, false );
+ }
+ }
+
+ genLineDirective( out );
+ return out;
+}
+
+
+std::ostream &RubyTabCodeGen::TO_STATE_ACTION_SWITCH()
+{
+ /* Walk the list of functions, printing the cases. */
+ for ( GenActionList::Iter act = actionList; act.lte(); act++ ) {
+ /* Write out referenced actions. */
+ if ( act->numToStateRefs > 0 ) {
+ /* Write the case label, the action and the case break. */
+ out << "when " << act->actionId << " then\n";
+ ACTION( out, act, 0, false );
+ }
+ }
+
+ genLineDirective( out );
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::EOF_ACTION_SWITCH()
+{
+ /* Walk the list of functions, printing the cases. */
+ for ( GenActionList::Iter act = actionList; act.lte(); act++ ) {
+ /* Write out referenced actions. */
+ if ( act->numEofRefs > 0 ) {
+ /* Write the case label, the action and the case break. */
+ out << "when " << act->actionId << " then\n";
+ ACTION( out, act, 0, true );
+ }
+ }
+
+ genLineDirective( out );
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::ACTION_SWITCH()
+{
+ /* Walk the list of functions, printing the cases. */
+ for ( GenActionList::Iter act = actionList; act.lte(); act++ ) {
+ /* Write out referenced actions. */
+ if ( act->numTransRefs > 0 ) {
+ /* Write the case label, the action and the case break. */
+ out << "when " << act->actionId << " then\n";
+ ACTION( out, act, 0, false );
+ }
+ }
+
+ genLineDirective( out );
+ return out;
+}
+
+
+void RubyTabCodeGen::NEXT( ostream &ret, int nextDest, bool inFinish )
+{
+ ret << vCS() << " = " << nextDest << ";";
+}
+
+void RubyTabCodeGen::NEXT_EXPR( ostream &ret, GenInlineItem *ilItem, bool inFinish )
+{
+ ret << vCS() << " = (";
+ INLINE_LIST( ret, ilItem->children, 0, inFinish );
+ ret << ");";
+}
+
+
+int RubyTabCodeGen::TO_STATE_ACTION( RedStateAp *state )
+{
+ int act = 0;
+ if ( state->toStateAction != 0 )
+ act = state->toStateAction->location+1;
+ return act;
+}
+
+int RubyTabCodeGen::FROM_STATE_ACTION( RedStateAp *state )
+{
+ int act = 0;
+ if ( state->fromStateAction != 0 )
+ act = state->fromStateAction->location+1;
+ return act;
+}
+
+int RubyTabCodeGen::EOF_ACTION( RedStateAp *state )
+{
+ int act = 0;
+ if ( state->eofAction != 0 )
+ act = state->eofAction->location+1;
+ return act;
+}
+
+
+std::ostream &RubyTabCodeGen::COND_OFFSETS()
+{
+ START_ARRAY_LINE();
+ int totalStateNum = 0, curKeyOffset = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Write the key offset. */
+ ARRAY_ITEM( INT(curKeyOffset), ++totalStateNum, st.last() );
+
+ /* Move the key offset ahead. */
+ curKeyOffset += st->stateCondList.length();
+ }
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::KEY_OFFSETS()
+{
+ START_ARRAY_LINE();
+ int totalStateNum = 0, curKeyOffset = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Write the key offset. */
+ ARRAY_ITEM( INT(curKeyOffset), ++totalStateNum, st.last() );
+
+ /* Move the key offset ahead. */
+ curKeyOffset += st->outSingle.length() + st->outRange.length()*2;
+ }
+ END_ARRAY_LINE();
+ return out;
+}
+
+
+std::ostream &RubyTabCodeGen::INDEX_OFFSETS()
+{
+ START_ARRAY_LINE();
+ int totalStateNum = 0, curIndOffset = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Write the index offset. */
+ ARRAY_ITEM( INT(curIndOffset), ++totalStateNum, st.last() );
+
+ /* Move the index offset ahead. */
+ curIndOffset += st->outSingle.length() + st->outRange.length();
+ if ( st->defTrans != 0 )
+ curIndOffset += 1;
+ }
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::COND_LENS()
+{
+ START_ARRAY_LINE();
+ int totalStateNum = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Write singles length. */
+ ARRAY_ITEM( INT(st->stateCondList.length()), ++totalStateNum, st.last() );
+ }
+ END_ARRAY_LINE();
+ return out;
+}
+
+
+std::ostream &RubyTabCodeGen::SINGLE_LENS()
+{
+ START_ARRAY_LINE();
+ int totalStateNum = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Write singles length. */
+ ARRAY_ITEM( INT(st->outSingle.length()), ++totalStateNum, st.last() );
+ }
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::RANGE_LENS()
+{
+ START_ARRAY_LINE();
+ int totalStateNum = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Emit length of range index. */
+ ARRAY_ITEM( INT(st->outRange.length()), ++totalStateNum, st.last() );
+ }
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::TO_STATE_ACTIONS()
+{
+ START_ARRAY_LINE();
+ int totalStateNum = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Write any eof action. */
+ ARRAY_ITEM( INT(TO_STATE_ACTION(st)), ++totalStateNum, st.last() );
+ }
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::FROM_STATE_ACTIONS()
+{
+ START_ARRAY_LINE();
+ int totalStateNum = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Write any eof action. */
+ ARRAY_ITEM( INT(FROM_STATE_ACTION(st)), ++totalStateNum, st.last() );
+ }
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::EOF_ACTIONS()
+{
+ START_ARRAY_LINE();
+ int totalStateNum = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Write any eof action. */
+ ARRAY_ITEM( INT(EOF_ACTION(st)), ++totalStateNum, st.last() );
+ }
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::EOF_TRANS()
+{
+ START_ARRAY_LINE();
+ int totalStateNum = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Write any eof action. */
+ long trans = 0;
+ if ( st->eofTrans != 0 ) {
+ assert( st->eofTrans->pos >= 0 );
+ trans = st->eofTrans->pos+1;
+ }
+
+ /* Write any eof action. */
+ ARRAY_ITEM( INT(trans), ++totalStateNum, st.last() );
+ }
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::COND_KEYS()
+{
+ START_ARRAY_LINE();
+ int totalTrans = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Loop the state's transitions. */
+ for ( GenStateCondList::Iter sc = st->stateCondList; sc.lte(); sc++ ) {
+ /* Lower key. */
+ ARRAY_ITEM( KEY( sc->lowKey ), ++totalTrans, false );
+ ARRAY_ITEM( KEY( sc->highKey ), ++totalTrans, false );
+ }
+ }
+
+ /* Output one last number so we don't have to figure out when the last
+ * entry is and avoid writing a comma. */
+ ARRAY_ITEM( INT(0), ++totalTrans, true );
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::COND_SPACES()
+{
+ START_ARRAY_LINE();
+ int totalTrans = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Loop the state's transitions. */
+ for ( GenStateCondList::Iter sc = st->stateCondList; sc.lte(); sc++ ) {
+ /* Cond Space id. */
+ ARRAY_ITEM( KEY( sc->condSpace->condSpaceId ), ++totalTrans, false );
+ }
+ }
+
+ /* Output one last number so we don't have to figure out when the last
+ * entry is and avoid writing a comma. */
+ ARRAY_ITEM( INT(0), ++totalTrans, true );
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::KEYS()
+{
+ START_ARRAY_LINE();
+ int totalTrans = 0;
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Loop the singles. */
+ for ( RedTransList::Iter stel = st->outSingle; stel.lte(); stel++ ) {
+ ARRAY_ITEM( KEY( stel->lowKey ), ++totalTrans, false );
+ }
+
+ /* Loop the state's transitions. */
+ for ( RedTransList::Iter rtel = st->outRange; rtel.lte(); rtel++ ) {
+ /* Lower key. */
+ ARRAY_ITEM( KEY( rtel->lowKey ), ++totalTrans, false );
+
+ /* Upper key. */
+ ARRAY_ITEM( KEY( rtel->highKey ), ++totalTrans, false );
+ }
+ }
+
+ /* Output one last number so we don't have to figure out when the last
+ * entry is and avoid writing a comma. */
+ ARRAY_ITEM( INT(0), ++totalTrans, true );
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::INDICIES()
+{
+ int totalTrans = 0;
+ START_ARRAY_LINE();
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Walk the singles. */
+ for ( RedTransList::Iter stel = st->outSingle; stel.lte(); stel++ ) {
+ ARRAY_ITEM( KEY( stel->value->id ), ++totalTrans, false );
+ }
+
+ /* Walk the ranges. */
+ for ( RedTransList::Iter rtel = st->outRange; rtel.lte(); rtel++ ) {
+ ARRAY_ITEM( KEY( rtel->value->id ), ++totalTrans, false );
+ }
+
+ /* The state's default index goes next. */
+ if ( st->defTrans != 0 ) {
+ ARRAY_ITEM( KEY( st->defTrans->id ), ++totalTrans, false );
+ }
+ }
+
+ /* Output one last number so we don't have to figure out when the last
+ * entry is and avoid writing a comma. */
+ ARRAY_ITEM( INT(0), ++totalTrans, true );
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::TRANS_TARGS()
+{
+ int totalTrans = 0;
+ START_ARRAY_LINE();
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Walk the singles. */
+ for ( RedTransList::Iter stel = st->outSingle; stel.lte(); stel++ ) {
+ RedTransAp *trans = stel->value;
+ ARRAY_ITEM( KEY( trans->targ->id ), ++totalTrans, false );
+ }
+
+ /* Walk the ranges. */
+ for ( RedTransList::Iter rtel = st->outRange; rtel.lte(); rtel++ ) {
+ RedTransAp *trans = rtel->value;
+ ARRAY_ITEM( KEY( trans->targ->id ), ++totalTrans, false );
+ }
+
+ /* The state's default target state. */
+ if ( st->defTrans != 0 ) {
+ RedTransAp *trans = st->defTrans;
+ ARRAY_ITEM( KEY( trans->targ->id ), ++totalTrans, false );
+ }
+ }
+
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ if ( st->eofTrans != 0 ) {
+ RedTransAp *trans = st->eofTrans;
+ trans->pos = totalTrans;
+ ARRAY_ITEM( KEY( trans->targ->id ), ++totalTrans, false );
+ }
+ }
+
+ /* Output one last number so we don't have to figure out when the last
+ * entry is and avoid writing a comma. */
+ ARRAY_ITEM( INT(0), ++totalTrans, true );
+ END_ARRAY_LINE();
+ return out;
+}
+
+
+std::ostream &RubyTabCodeGen::TRANS_ACTIONS()
+{
+ int totalTrans = 0;
+ START_ARRAY_LINE();
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ /* Walk the singles. */
+ for ( RedTransList::Iter stel = st->outSingle; stel.lte(); stel++ ) {
+ RedTransAp *trans = stel->value;
+ ARRAY_ITEM( INT(TRANS_ACTION( trans )), ++totalTrans, false );
+ }
+
+ /* Walk the ranges. */
+ for ( RedTransList::Iter rtel = st->outRange; rtel.lte(); rtel++ ) {
+ RedTransAp *trans = rtel->value;
+ ARRAY_ITEM( INT(TRANS_ACTION( trans )), ++totalTrans, false );
+ }
+
+ /* The state's default index goes next. */
+ if ( st->defTrans != 0 ) {
+ RedTransAp *trans = st->defTrans;
+ ARRAY_ITEM( INT(TRANS_ACTION( trans )), ++totalTrans, false );
+ }
+ }
+
+ for ( RedStateList::Iter st = redFsm->stateList; st.lte(); st++ ) {
+ if ( st->eofTrans != 0 ) {
+ RedTransAp *trans = st->eofTrans;
+ ARRAY_ITEM( INT(TRANS_ACTION( trans )), ++totalTrans, false );
+ }
+ }
+
+ /* Output one last number so we don't have to figure out when the last
+ * entry is and avoid writing a comma. */
+ ARRAY_ITEM( INT(0), ++totalTrans, true );
+ END_ARRAY_LINE();
+ return out;
+}
+
+std::ostream &RubyTabCodeGen::TRANS_TARGS_WI()
+{
+ /* Transitions must be written ordered by their id. */
+ RedTransAp **transPtrs = new RedTransAp*[redFsm->transSet.length()];
+ for ( TransApSet::Iter trans = redFsm->transSet; trans.lte(); trans++ )
+ transPtrs[trans->id] = trans;
+
+ /* Keep a count of the num of items in the array written. */
+ START_ARRAY_LINE();
+ int totalStates = 0;
+ for ( int t = 0; t < redFsm->transSet.length(); t++ ) {
+ /* Save the position. Needed for eofTargs. */
+ RedTransAp *trans = transPtrs[t];
+ trans->pos = t;
+
+ /* Write out the target state. */
+ ARRAY_ITEM( INT(trans->targ->id), ++totalStates, ( t >= redFsm->transSet.length()-1 ) );
+ }
+ END_ARRAY_LINE();
+ delete[] transPtrs;
+ return out;
+}
+
+
+std::ostream &RubyTabCodeGen::TRANS_ACTIONS_WI()
+{
+ /* Transitions must be written ordered by their id. */
+ RedTransAp **transPtrs = new RedTransAp*[redFsm->transSet.length()];
+ for ( TransApSet::Iter trans = redFsm->transSet; trans.lte(); trans++ )
+ transPtrs[trans->id] = trans;
+
+ /* Keep a count of the num of items in the array written. */
+ START_ARRAY_LINE();
+ int totalAct = 0;
+ for ( int t = 0; t < redFsm->transSet.length(); t++ ) {
+ /* Write the function for the transition. */
+ RedTransAp *trans = transPtrs[t];
+ ARRAY_ITEM( INT(TRANS_ACTION( trans )), ++totalAct,
+ ( t >= redFsm->transSet.length()-1 ) );
+ }
+ END_ARRAY_LINE();
+ delete[] transPtrs;
+ return out;
+}
+
+
+void RubyTabCodeGen::writeData()
+{
+ /* If there are any transtion functions then output the array. If there
+ * are none, don't bother emitting an empty array that won't be used. */
+ if ( redFsm->anyActions() ) {
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActArrItem), A() );
+ ACTIONS_ARRAY();
+ CLOSE_ARRAY() <<
+ "\n";
+ }
+
+ if ( redFsm->anyConditions() ) {
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxCondOffset), CO() );
+ COND_OFFSETS();
+ CLOSE_ARRAY() <<
+ "\n";
+
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxCondLen), CL() );
+ COND_LENS();
+ CLOSE_ARRAY() <<
+ "\n";
+
+ OPEN_ARRAY( WIDE_ALPH_TYPE(), CK() );
+ COND_KEYS();
+ CLOSE_ARRAY() <<
+ "\n";
+
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxCondSpaceId), C() );
+ COND_SPACES();
+ CLOSE_ARRAY() <<
+ "\n";
+ }
+
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxKeyOffset), KO() );
+ KEY_OFFSETS();
+ CLOSE_ARRAY() <<
+ "\n";
+
+ OPEN_ARRAY( WIDE_ALPH_TYPE(), K() );
+ KEYS();
+ CLOSE_ARRAY() <<
+ "\n";
+
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxSingleLen), SL() );
+ SINGLE_LENS();
+ CLOSE_ARRAY() <<
+ "\n";
+
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxRangeLen), RL() );
+ RANGE_LENS();
+ CLOSE_ARRAY() <<
+ "\n";
+
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxIndexOffset), IO() );
+ INDEX_OFFSETS();
+ CLOSE_ARRAY() <<
+ "\n";
+
+ if ( useIndicies ) {
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxIndex), I() );
+ INDICIES();
+ CLOSE_ARRAY() <<
+ "\n";
+
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxState), TT() );
+ TRANS_TARGS_WI();
+ CLOSE_ARRAY() <<
+ "\n";
+
+ if ( redFsm->anyActions() ) {
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActionLoc), TA() );
+ TRANS_ACTIONS_WI();
+ CLOSE_ARRAY() <<
+ "\n";
+ }
+ }
+ else {
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxState), TT() );
+ TRANS_TARGS();
+ CLOSE_ARRAY() <<
+ "\n";
+
+ if ( redFsm->anyActions() ) {
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxActionLoc), 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->maxActionLoc), EA() );
+ EOF_ACTIONS();
+ CLOSE_ARRAY() <<
+ "\n";
+ }
+
+ if ( redFsm->anyEofTrans() ) {
+ OPEN_ARRAY( ARRAY_TYPE(redFsm->maxIndexOffset+1), ET() );
+ EOF_TRANS();
+ CLOSE_ARRAY() <<
+ "\n";
+ }
+
+ STATE_IDS();
+}
+
+/*
+ Local Variables:
+ mode: c++
+ indent-tabs-mode: 1
+ c-file-style: "bsd"
+ End:
+ */