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/* insn.h -- OpenRISC Custom Unit Compiler, internal instruction definitions
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/* insn.h -- OpenRISC Custom Unit Compiler, internal instruction definitions
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* Copyright (C) 2002 Marko Mlinar, markom@opencores.org
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*
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* This file is part of OpenRISC 1000 Architectural Simulator.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#ifndef _DF_INSN_
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Copyright (C) 2002 Marko Mlinar, markom@opencores.org
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#define _DF_INSN_
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Copyright (C) 2008 Embecosm Limited
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Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
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This file is part of Or1ksim, the OpenRISC 1000 Architectural Simulator.
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at your option)
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any later version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along
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with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* This program is commented throughout in a fashion suitable for processing
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with Doxygen. */
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#ifndef INSN__H
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#define INSN__H
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#include "cuc.h"
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#include "cuc.h"
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/* Instruction types */
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/* Instruction types */
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#define II_ADD 0
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#define II_ADD 0
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#define II_MEM_WIDTH(x) (((x) == II_LB || (x) == II_SB) ? 1 :\
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#define II_MEM_WIDTH(x) (((x) == II_LB || (x) == II_SB) ? 1 :\
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((x) == II_LH || (x) == II_SH) ? 2 :\
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((x) == II_LH || (x) == II_SH) ? 2 :\
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((x) == II_LW || (x) == II_SW) ? 4 : -1)
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((x) == II_LW || (x) == II_SW) ? 4 : -1)
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/* List of known instructions and their rtl representation */
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/* List of known instructions and their rtl representation */
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typedef struct {
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typedef struct
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{
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char *name;
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char *name;
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int comutative;
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int comutative;
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char *rtl;
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char *rtl;
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} cuc_known_insn;
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} cuc_known_insn;
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extern const cuc_known_insn known[II_LAST + 1];
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extern const cuc_known_insn known[II_LAST + 1];
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/* Timing table -- same indexes as known table */
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/* Timing table -- same indexes as known table */
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typedef struct {
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typedef struct
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{
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double delay;
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double delay;
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double size;
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double size;
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double delayi;
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double delayi;
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double sizei;
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double sizei;
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} cuc_timing_table;
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} cuc_timing_table;
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/* Conversion links */
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/* Conversion links */
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typedef struct {
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typedef struct
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{
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const char *from;
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const char *from;
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const int to;
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const int to;
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} cuc_conv;
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} cuc_conv;
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/* normal (not immediate) size of a function */
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/* normal (not immediate) size of a function */
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void load_timing_table (char *filename);
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void load_timing_table (char *filename);
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/* Displays shared instructions */
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/* Displays shared instructions */
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void print_shared (cuc_func *rf, cuc_shared_item *shared, int nshared);
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void print_shared (cuc_func *rf, cuc_shared_item *shared, int nshared);
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#endif /* _DF_INSN_ */
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#endif /* INSN__H */
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