intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 111 insertions, 0 deletions

diff --git a/contrib/tools/ragel6/gotablish.cpp b/contrib/tools/ragel6/gotablish.cpp
new file mode 100644
index 0000000000..218ab47908
--- /dev/null
+++ b/contrib/tools/ragel6/gotablish.cpp
@@ -0,0 +1,111 @@
+/*
+ *  Copyright 2001-2006 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 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 "gotablish.h"
+
+using std::endl;
+
+void GoTablishCodeGen::GOTO( ostream &ret, int gotoDest, bool inFinish )
+{
+    ret << vCS() << " = " << gotoDest << endl <<
+            "goto _again" << endl;
+}
+
+void GoTablishCodeGen::GOTO_EXPR( ostream &ret, GenInlineItem *ilItem, bool inFinish )
+{
+    ret << vCS() << " = (";
+    INLINE_LIST( ret, ilItem->children, 0, inFinish, false );
+    ret << ")" << endl << "goto _again" << endl;
+}
+
+void GoTablishCodeGen::CURS( ostream &ret, bool inFinish )
+{
+    ret << "(_ps)";
+}
+
+void GoTablishCodeGen::TARGS( ostream &ret, bool inFinish, int targState )
+{
+    ret << "(" << vCS() << ")";
+}
+
+void GoTablishCodeGen::NEXT( ostream &ret, int nextDest, bool inFinish )
+{
+    ret << vCS() << " = " << nextDest << endl;
+}
+
+void GoTablishCodeGen::NEXT_EXPR( ostream &ret, GenInlineItem *ilItem, bool inFinish )
+{
+    ret << vCS() << " = (";
+    INLINE_LIST( ret, ilItem->children, 0, inFinish, false );
+    ret << ")" << endl;
+}
+
+void GoTablishCodeGen::CALL( ostream &ret, int callDest, int targState, bool inFinish )
+{
+    if ( prePushExpr != 0 ) {
+        ret << "{ ";
+        INLINE_LIST( ret, prePushExpr, 0, false, false );
+    }
+
+    ret << STACK() << "[" << TOP() << "] = " << vCS() << "; " << TOP() << "++; " <<
+            vCS() << " = " << callDest << "; " << "goto _again" << endl;
+
+    if ( prePushExpr != 0 )
+        ret << " }";
+}
+
+void GoTablishCodeGen::CALL_EXPR( ostream &ret, GenInlineItem *ilItem, int targState, bool inFinish )
+{
+    if ( prePushExpr != 0 ) {
+        ret << "{";
+        INLINE_LIST( ret, prePushExpr, 0, false, false );
+    }
+
+    ret << STACK() << "[" << TOP() << "] = " << vCS() << "; " << TOP() << "++; " << vCS() << " = (";
+    INLINE_LIST( ret, ilItem->children, targState, inFinish, false );
+    ret << "); " << "goto _again" << endl;
+
+    if ( prePushExpr != 0 )
+        ret << "}";
+}
+
+void GoTablishCodeGen::RET( ostream &ret, bool inFinish )
+{
+    ret << TOP() << "--; " << vCS() << " = " << STACK() << "[" <<
+            TOP() << "]" << endl;
+
+    if ( postPopExpr != 0 ) {
+        ret << "{ ";
+        INLINE_LIST( ret, postPopExpr, 0, false, false );
+        ret << " }" << endl;
+    }
+
+    ret << "goto _again" << endl;
+}
+
+void GoTablishCodeGen::BREAK( ostream &ret, int targState, bool csForced )
+{
+    outLabelUsed = true;
+    ret << P() << "++; " << "goto _out" << endl;
+}