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Diffstat (limited to 'src/SDCCpeeph.h')
| -rw-r--r-- | src/SDCCpeeph.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/SDCCpeeph.h b/src/SDCCpeeph.h new file mode 100644 index 0000000..aa291cd --- /dev/null +++ b/src/SDCCpeeph.h @@ -0,0 +1,62 @@ +/*------------------------------------------------------------------------- + SDCCpeeph.h - Header file for The peep hole optimizer: for interpreting + the peep hole rules + + Copyright (C) 1999, Sandeep Dutta . sandeep.dutta@usa.net + + This program 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, or (at your option) any + later version. + + This program 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 this program; if not, write to the Free Software + Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +-------------------------------------------------------------------------*/ + +#ifndef SDCCPEEPH_H +#define SDCCPEEPH_H 1 + +#include "SDCCgen.h" + +#define MAX_PATTERN_LEN 256 + +typedef struct peepRule + { + lineNode *match; + lineNode *replace; + unsigned int restart:1; + unsigned int barrier:1; + char *cond; + hTab *vars; + struct peepRule *next; + } +peepRule; + +typedef struct + { + char name[SDCC_NAME_MAX + 1]; + int refCount; + /* needed for deadMove: */ + bool passedLabel; + int jmpToCount; + } +labelHashEntry; + +bool isLabelDefinition (const char *line, const char **start, int *len, + bool isPeepRule); + +extern hTab *labelHash; +labelHashEntry *getLabelRef (const char *label, lineNode *head); + +void initPeepHole (void); +void peepHole (lineNode **); + +const char * StrStr (const char * str1, const char * str2); + +#endif |
