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[/] [openrisc/] [trunk/] [gnu-src/] [binutils-2.18.50/] [include/] [opcode/] [pdp11.h] - Rev 300
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/* PDP-11 opcde list. Copyright 2001, 2002 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, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, 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_FOP 5 /* fpu accumulator and generic float 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 */ #define PDP11_OPCODE_FOP_AC 13 /* generic float argument, then fpu accumulator */ #define PDP11_OPCODE_FOP 14 /* generic float operand */ #define PDP11_OPCODE_AC_OP 15 /* fpu accumulator and generic int operand */ #define PDP11_OPCODE_OP_AC 16 /* generic int argument, then fpu accumulator */ /* * 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 */
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