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/* Table of opcodes for the OpenRISC 1000 ISA.
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/* Table of opcodes for the OpenRISC 1000 ISA.
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Copyright 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
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Copyright 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
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Copyright (C) 2008 Embecosm Limited
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Contributed by Damjan Lampret (lampret@opencores.org).
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Contributed by Damjan Lampret (lampret@opencores.org).
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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 file is also part of or1k_gen_isa, GDB and GAS.
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This file is part of or1k_gen_isa, or1ksim, GDB and GAS.
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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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This program is free software; you can redistribute it and/or modify
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You should have received a copy of the GNU General Public License along
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it under the terms of the GNU General Public License as published by
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with this program. If not, see <http://www.gnu.org/licenses/>. */
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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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/* This program is commented throughout in a fashion suitable for processing
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with Doxygen. */
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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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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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/* We treat all letters the same in encode/decode routines so
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/* We treat all letters the same in encode/decode routines so
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we need to assign some characteristics to them like signess etc.*/
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we need to assign some characteristics to them like signess etc.*/
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#ifndef OR32_H_ISA
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#ifndef OR32_H_ISA
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#define OR32_IF_DELAY (1)
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#define OR32_IF_DELAY (1)
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#define OR32_W_FLAG (2)
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#define OR32_W_FLAG (2)
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#define OR32_R_FLAG (4)
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#define OR32_R_FLAG (4)
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#if defined(HAS_EXECUTION)
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#if defined(HAVE_EXECUTION)
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# if SIMPLE_EXECUTION
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# if SIMPLE_EXECUTION
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# include "simpl32_defs.h"
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# include "simpl32_defs.h"
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# elif DYNAMIC_EXECUTION
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# elif DYNAMIC_EXECUTION
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# include "dyn32_defs.h"
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# include "dyn32_defs.h"
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# else
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# else
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char *args;
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char *args;
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/* Opcode and operand encoding. */
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/* Opcode and operand encoding. */
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char *encoding;
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char *encoding;
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#ifdef HAS_EXECUTION
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#ifdef HAVE_EXECUTION
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# if COMPLEX_EXECUTION
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# if COMPLEX_EXECUTION
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char *function_name;
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char *function_name;
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# elif SIMPLE_EXECUTION
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# elif SIMPLE_EXECUTION
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void (*exec)(struct iqueue_entry *);
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void (*exec)(struct iqueue_entry *);
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# else /* DYNAMIC_EXECUTION */
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# else /* DYNAMIC_EXECUTION */
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void (*exec)(struct op_queue *opq, int param_t[3], int);
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void (*exec)(struct op_queue *opq, int param_t[3], int);
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# endif
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# endif
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#else /* HAS_EXECUTION */
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#else /* HAVE_EXECUTION */
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void (*exec)(void);
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void (*exec)(void);
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#endif
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#endif
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unsigned int flags;
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unsigned int flags;
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enum insn_type func_unit;
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enum insn_type func_unit;
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extern CONST struct or32_opcode or32_opcodes[];
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extern CONST struct or32_opcode or32_opcodes[];
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extern CONST int num_opcodes;
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extern CONST int num_opcodes;
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extern char *disassembled;
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/* Calculates instruction length in bytes. Always 4 for OR32. */
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/* Calculates instruction length in bytes. Always 4 for OR32. */
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extern int insn_len PARAMS((int insn_index));
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extern int insn_len PARAMS((int insn_index));
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/* Is individual insn's operand signed or unsigned? */
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/* Is individual insn's operand signed or unsigned? */
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extern int letter_signed PARAMS((char l));
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extern int letter_signed PARAMS((char l));
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