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-rw-r--r--misc/pascal/insn32/plopt/pjopt.c449
1 files changed, 0 insertions, 449 deletions
diff --git a/misc/pascal/insn32/plopt/pjopt.c b/misc/pascal/insn32/plopt/pjopt.c
deleted file mode 100644
index c10962d3c..000000000
--- a/misc/pascal/insn32/plopt/pjopt.c
+++ /dev/null
@@ -1,449 +0,0 @@
-/**********************************************************************
- * pjopt.c
- * Branch Optimizations
- *
- * Copyright (C) 2008 Gregory Nutt. All rights reserved.
- * Author: Gregory Nutt <spudmonkey@racsa.co.cr>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * 3. Neither the name NuttX nor the names of its contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- **********************************************************************/
-
-/**********************************************************************
- * Included Files
- **********************************************************************/
-
-#include <stdio.h>
-
-#include "keywords.h"
-#include "pdefs.h"
-#include "pinsn32.h"
-
-#include "popt.h"
-#include "polocal.h"
-#include "pjopt.h"
-
-/**********************************************************************/
-
-int BranchOptimize (void)
-{
- int nchanges = 0;
- register int i;
-
- TRACE(stderr, "[BranchOptimize]");
-
- /* At least two pcodes are need to perform branch optimizations */
-
- i = 0;
- while (i < nops-1)
- {
- switch (pptr[i]->op)
- {
- case oNOT :
- switch (pptr[i+1]->op)
- {
- case oJEQUZ :
- pptr[i+1]->op = oJNEQZ;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJNEQZ :
- pptr[i+1]->op = oJEQUZ;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oNEG :
- switch (pptr[i+1]->op)
- {
- case oJLTZ :
- pptr[i+1]->op = oJGTZ;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJGTEZ :
- pptr[i+1]->op = oJLTEZ;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJGTZ :
- pptr[i+1]->op = oJLTZ;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJLTEZ :
- pptr[i+1]->op = oJGTEZ;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oEQU :
- switch (pptr[i+1]->op)
- {
- case oNOT :
- pptr[i]->op = oNEQ;
- deletePcode(i+1);
- nchanges++;
- break;
-
- case oJEQUZ :
- pptr[i+1]->op = oJNEQ;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJNEQZ :
- pptr[i+1]->op = oJEQU;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oNEQ :
- switch (pptr[i+1]->op)
- {
- case oNOT :
- pptr[i]->op = oEQU;
- deletePcode(i+1);
- nchanges++;
- break;
-
- case oJEQUZ :
- pptr[i+1]->op = oJEQU;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJNEQZ :
- pptr[i+1]->op = oJNEQ;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oLT :
- switch (pptr[i+1]->op)
- {
- case oNOT :
- pptr[i]->op = oGTE;
- deletePcode(i+1);
- nchanges++;
- break;
-
- case oJEQUZ :
- pptr[i+1]->op = oJGTE;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJNEQZ :
- pptr[i+1]->op = oJLT;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oGTE :
- switch (pptr[i+1]->op)
- {
- case oNOT :
- pptr[i]->op = oLT;
- deletePcode(i+1);
- nchanges++;
- break;
-
- case oJEQUZ :
- pptr[i+1]->op = oJLT;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJNEQZ :
- pptr[i+1]->op = oJGTE;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oGT :
- switch (pptr[i+1]->op)
- {
- case oNOT :
- pptr[i]->op = oLTE;
- deletePcode(i+1);
- nchanges++;
- break;
-
- case oJEQUZ :
- pptr[i+1]->op = oJLTE;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJNEQZ :
- pptr[i+1]->op = oJGT;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oLTE :
- switch (pptr[i+1]->op)
- {
- case oNOT :
- pptr[i]->op = oGT;
- deletePcode(i+1);
- nchanges++;
- break;
-
- case oJEQUZ :
- pptr[i+1]->op = oJGT;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJNEQZ :
- pptr[i+1]->op = oJLTE;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oEQUZ :
- switch (pptr[i+1]->op)
- {
- case oNOT :
- pptr[i]->op = oNEQZ;
- deletePcode(i+1);
- nchanges++;
- break;
-
- case oJEQUZ :
- pptr[i+1]->op = oJNEQZ;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJNEQZ :
- pptr[i+1]->op = oJEQUZ;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oNEQZ :
- switch (pptr[i+1]->op)
- {
- case oNOT :
- pptr[i]->op = oEQUZ;
- deletePcode(i+1);
- nchanges++;
- break;
-
- case oJEQUZ :
- case oJNEQZ :
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oLTZ :
- switch (pptr[i+1]->op)
- {
- case oNOT :
- pptr[i]->op = oGTEZ;
- deletePcode(i+1);
- nchanges++;
- break;
-
- case oJEQUZ :
- pptr[i+1]->op = oJGTEZ;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJNEQZ :
- pptr[i+1]->op = oJLTZ;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oGTEZ :
- switch (pptr[i+1]->op)
- {
- case oNOT :
- pptr[i]->op = oLTZ;
- deletePcode(i+1);
- nchanges++;
- break;
-
- case oJEQUZ :
- pptr[i+1]->op = oJLTZ;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJNEQZ :
- pptr[i+1]->op = oJGTEZ;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oGTZ :
- switch (pptr[i+1]->op)
- {
- case oNOT :
- pptr[i]->op = oLTEZ;
- deletePcode(i+1);
- nchanges++;
- break;
-
- case oJEQUZ :
- pptr[i+1]->op = oJLTEZ;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJNEQZ :
- pptr[i+1]->op = oJGTZ;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- case oLTEZ :
- switch (pptr[i+1]->op)
- {
- case oNOT :
- pptr[i]->op = oGTZ;
- deletePcode(i+1);
- nchanges++;
- break;
-
- case oJEQUZ :
- pptr[i+1]->op = oJGTZ;
- deletePcode(i);
- nchanges++;
- break;
-
- case oJNEQZ :
- pptr[i+1]->op = oJLTEZ;
- deletePcode(i);
- nchanges++;
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- break;
-
- default :
- i++;
- break;
- } /* end switch */
- } /* end while */
- return (nchanges);
-
-} /* end BranchOptimize */
-
-/**********************************************************************/
-
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