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authorpatacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>2009-12-18 15:43:29 +0000
committerpatacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>2009-12-18 15:43:29 +0000
commiteb3074a4fe3b7c86d2a3ca139eb881964f2f23e1 (patch)
tree5ce1e76df21acb8d0b5b209fe7f2461a78c36a8e /misc/pascal/insn16/popt/pjopt.c
parentaf6cfa901fa8cc78607976e8ed8aedc195500aff (diff)
downloadpx4-nuttx-eb3074a4fe3b7c86d2a3ca139eb881964f2f23e1.tar.gz
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Update to use stdint/stdbool.h
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2383 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'misc/pascal/insn16/popt/pjopt.c')
-rw-r--r--misc/pascal/insn16/popt/pjopt.c899
1 files changed, 450 insertions, 449 deletions
diff --git a/misc/pascal/insn16/popt/pjopt.c b/misc/pascal/insn16/popt/pjopt.c
index 4771c72f3..e504a1dce 100644
--- a/misc/pascal/insn16/popt/pjopt.c
+++ b/misc/pascal/insn16/popt/pjopt.c
@@ -1,449 +1,450 @@
-/**********************************************************************
- * 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 "pinsn16.h"
-
-#include "popt.h"
-#include "polocal.h"
-#include "pjopt.h"
-
-/**********************************************************************/
-
-sint16 BranchOptimize (void)
-{
- sint16 nchanges = 0;
- register sint16 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 */
-
-/**********************************************************************/
-
+/**********************************************************************
+ * pjopt.c
+ * Branch Optimizations
+ *
+ * Copyright (C) 2008-2009 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 <stdint.h>
+#include <stdio.h>
+
+#include "keywords.h"
+#include "pdefs.h"
+#include "pinsn16.h"
+
+#include "popt.h"
+#include "polocal.h"
+#include "pjopt.h"
+
+/**********************************************************************/
+
+int16_t BranchOptimize (void)
+{
+ int16_t nchanges = 0;
+ register int16_t 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 */
+
+/**********************************************************************/
+