19990502 sourceware importbinu_ss_19990502

1 files changed, 138 insertions, 0 deletions

diff --git a/include/opcode/mn10300.h b/include/opcode/mn10300.h
new file mode 100644
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+/* mn10300.h -- Header file for Matsushita 10300 opcode table
+   Copyright 1996, 1997 Free Software Foundation, Inc.
+   Written by Jeff Law, Cygnus Support
+
+This file is part of GDB, GAS, and the GNU binutils.
+
+GDB, GAS, and the GNU binutils are free software; you can redistribute
+them and/or modify them under the terms of the GNU General Public
+License as published by the Free Software Foundation; either version
+1, or (at your option) any later version.
+
+GDB, GAS, and the GNU binutils are distributed in the hope that they
+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 file; see the file COPYING.  If not, write to the Free
+Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#ifndef MN10300_H
+#define MN10300_H
+
+/* The opcode table is an array of struct mn10300_opcode.  */
+
+#define MN10300_MAX_OPERANDS 8
+struct mn10300_opcode
+{
+  /* The opcode name.  */
+  const char *name;
+
+  /* The opcode itself.  Those bits which will be filled in with
+     operands are zeroes.  */
+  unsigned long opcode;
+
+  /* The opcode mask.  This is used by the disassembler.  This is a
+     mask containing ones indicating those bits which must match the
+     opcode field, and zeroes indicating those bits which need not
+     match (and are presumably filled in by operands).  */
+  unsigned long mask;
+
+  /* A bitmask.  For each operand, nonzero if it must not have the same
+     register specification as all other operands with a nonzero bit in
+     this flag.  ie 0x81 would indicate that operands 7 and 0 must not
+     match.  Note that we count operands from left to right as they appear
+     in the operands specification below.  */
+  unsigned int no_match_operands;
+
+  /* The format of this opcode.  */
+  unsigned char format;
+
+  /* Bitmask indicating what cpu variants this opcode is available on.
+     We assume mn10300 base opcodes are available everywhere, so we only
+     have to note opcodes which are available on other variants.  */
+  unsigned int machine;
+
+  /* An array of operand codes.  Each code is an index into the
+     operand table.  They appear in the order which the operands must
+     appear in assembly code, and are terminated by a zero.  */
+  unsigned char operands[MN10300_MAX_OPERANDS];
+};
+
+/* The table itself is sorted by major opcode number, and is otherwise
+   in the order in which the disassembler should consider
+   instructions.  */
+extern const struct mn10300_opcode mn10300_opcodes[];
+extern const int mn10300_num_opcodes;
+
+
+/* The operands table is an array of struct mn10300_operand.  */
+
+struct mn10300_operand
+{
+  /* The number of bits in the operand.  */
+  int bits;
+
+  /* How far the operand is left shifted in the instruction.  */
+  int shift;
+
+  /* One bit syntax flags.  */
+  int flags;
+};
+
+/* Elements in the table are retrieved by indexing with values from
+   the operands field of the mn10300_opcodes table.  */
+
+extern const struct mn10300_operand mn10300_operands[];
+
+/* Values defined for the flags field of a struct mn10300_operand.  */
+#define MN10300_OPERAND_DREG 0x1
+
+#define MN10300_OPERAND_AREG 0x2
+
+#define MN10300_OPERAND_SP 0x4
+
+#define MN10300_OPERAND_PSW 0x8
+
+#define MN10300_OPERAND_MDR 0x10
+
+#define MN10300_OPERAND_SIGNED 0x20
+
+#define MN10300_OPERAND_PROMOTE 0x40
+
+#define MN10300_OPERAND_PAREN 0x80
+
+#define MN10300_OPERAND_REPEATED 0x100
+
+#define MN10300_OPERAND_EXTENDED 0x200
+
+#define MN10300_OPERAND_SPLIT 0x400
+
+#define MN10300_OPERAND_REG_LIST 0x800
+
+#define MN10300_OPERAND_PCREL 0x1000
+
+#define MN10300_OPERAND_MEMADDR 0x2000
+
+#define MN10300_OPERAND_RELAX 0x4000
+
+
+/* Opcode Formats.  */
+#define FMT_S0 1
+#define FMT_S1 2
+#define FMT_S2 3
+#define FMT_S4 4
+#define FMT_S6 5
+#define FMT_D0 6
+#define FMT_D1 7
+#define FMT_D2 8
+#define FMT_D4 9
+#define FMT_D5 10
+
+/* Variants of the mn10300 which have additional opcodes.  */
+#define MN103 300
+#define AM30  300
+
+
+#endif /* MN10300_H */