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Diffstat (limited to 'include/opcode/pdp11.h')
| -rw-r--r-- | include/opcode/pdp11.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/include/opcode/pdp11.h b/include/opcode/pdp11.h new file mode 100644 index 0000000..891b74f9 --- /dev/null +++ b/include/opcode/pdp11.h @@ -0,0 +1,78 @@ +/* PDP-11 opcde list. + Copyright (C) 2001 Free Software Foundation, Inc. + +This file is part of GDB and GAS. + +GDB and GAS are 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 1, or (at your option) +any later version. + +GDB and GAS are 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 GDB or GAS; see the file COPYING. If not, write to +the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +/* + * PDP-11 opcode types. + */ + +#define PDP11_OPCODE_NO_OPS 0 +#define PDP11_OPCODE_REG 1 /* register */ +#define PDP11_OPCODE_OP 2 /* generic operand */ +#define PDP11_OPCODE_REG_OP 3 /* register and generic operand */ +#define PDP11_OPCODE_REG_OP_REV 4 /* register and generic operand, + reversed syntax */ +#define PDP11_OPCODE_AC_OP 5 /* fpu accumulator and generic + operand */ +#define PDP11_OPCODE_OP_OP 6 /* two generic operands */ +#define PDP11_OPCODE_DISPL 7 /* pc-relative displacement */ +#define PDP11_OPCODE_REG_DISPL 8 /* redister and pc-relative + displacement */ +#define PDP11_OPCODE_IMM8 9 /* 8-bit immediate */ +#define PDP11_OPCODE_IMM6 10 /* 6-bit immediate */ +#define PDP11_OPCODE_IMM3 11 /* 3-bit immediate */ +#define PDP11_OPCODE_ILLEGAL 12 /* illegal instruction */ + +/* + * PDP-11 instruction set extensions. + * + * Please keep the numbers low, as they are used as indices into + * an array. + */ + +#define PDP11_NONE 0 /* not in instruction set */ +#define PDP11_BASIC 1 /* basic instruction set (11/20 etc) */ +#define PDP11_CSM 2 /* commercial instruction set */ +#define PDP11_CIS 3 /* commercial instruction set */ +#define PDP11_EIS 4 /* extended instruction set (11/45 etc) */ +#define PDP11_FIS 5 /* KEV11 floating-point instructions */ +#define PDP11_FPP 6 /* FP-11 floating-point instructions */ +#define PDP11_LEIS 7 /* limited extended instruction set + (11/40 etc) */ +#define PDP11_MFPT 8 /* move from processor type */ +#define PDP11_MPROC 9 /* multiprocessor instructions: tstset, + wrtlck */ +#define PDP11_MXPS 10 /* move from/to processor status */ +#define PDP11_SPL 11 /* set priority level */ +#define PDP11_UCODE 12 /* microcode instructions: ldub, med, xfc */ +#define PDP11_EXT_NUM 13 /* total number of extension types */ + +struct pdp11_opcode +{ + const char *name; + int opcode; + int mask; + int type; + int extension; +}; + +extern const struct pdp11_opcode pdp11_opcodes[]; +extern const struct pdp11_opcode pdp11_aliases[]; +extern const int pdp11_num_opcodes, pdp11_num_aliases; + +/* end of pdp11.h */ |