/* PDP-11 opcde list.
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/* PDP-11 opcde list.
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Copyright 2001, 2002 Free Software Foundation, Inc.
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Copyright 2001, 2002 Free Software Foundation, Inc.
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This file is part of GDB and GAS.
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This file is part of GDB and GAS.
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GDB and GAS are free software; you can redistribute it and/or modify
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GDB and GAS are 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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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 1, or (at your option)
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the Free Software Foundation; either version 1, or (at your option)
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any later version.
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any later version.
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GDB and GAS are distributed in the hope that it will be useful,
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GDB and GAS are 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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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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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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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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You should have received a copy of the GNU General Public License
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along with GDB or GAS; see the file COPYING. If not, write to
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along with GDB or GAS; see the file COPYING. If not, write to
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the Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
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the Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
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/*
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/*
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* PDP-11 opcode types.
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* PDP-11 opcode types.
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*/
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*/
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#define PDP11_OPCODE_NO_OPS 0
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#define PDP11_OPCODE_NO_OPS 0
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#define PDP11_OPCODE_REG 1 /* register */
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#define PDP11_OPCODE_REG 1 /* register */
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#define PDP11_OPCODE_OP 2 /* generic operand */
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#define PDP11_OPCODE_OP 2 /* generic operand */
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#define PDP11_OPCODE_REG_OP 3 /* register and generic operand */
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#define PDP11_OPCODE_REG_OP 3 /* register and generic operand */
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#define PDP11_OPCODE_REG_OP_REV 4 /* register and generic operand,
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#define PDP11_OPCODE_REG_OP_REV 4 /* register and generic operand,
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reversed syntax */
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reversed syntax */
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#define PDP11_OPCODE_AC_FOP 5 /* fpu accumulator and generic float
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#define PDP11_OPCODE_AC_FOP 5 /* fpu accumulator and generic float
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operand */
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operand */
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#define PDP11_OPCODE_OP_OP 6 /* two generic operands */
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#define PDP11_OPCODE_OP_OP 6 /* two generic operands */
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#define PDP11_OPCODE_DISPL 7 /* pc-relative displacement */
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#define PDP11_OPCODE_DISPL 7 /* pc-relative displacement */
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#define PDP11_OPCODE_REG_DISPL 8 /* redister and pc-relative
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#define PDP11_OPCODE_REG_DISPL 8 /* redister and pc-relative
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displacement */
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displacement */
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#define PDP11_OPCODE_IMM8 9 /* 8-bit immediate */
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#define PDP11_OPCODE_IMM8 9 /* 8-bit immediate */
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#define PDP11_OPCODE_IMM6 10 /* 6-bit immediate */
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#define PDP11_OPCODE_IMM6 10 /* 6-bit immediate */
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#define PDP11_OPCODE_IMM3 11 /* 3-bit immediate */
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#define PDP11_OPCODE_IMM3 11 /* 3-bit immediate */
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#define PDP11_OPCODE_ILLEGAL 12 /* illegal instruction */
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#define PDP11_OPCODE_ILLEGAL 12 /* illegal instruction */
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#define PDP11_OPCODE_FOP_AC 13 /* generic float argument, then fpu
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#define PDP11_OPCODE_FOP_AC 13 /* generic float argument, then fpu
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accumulator */
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accumulator */
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#define PDP11_OPCODE_FOP 14 /* generic float operand */
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#define PDP11_OPCODE_FOP 14 /* generic float operand */
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#define PDP11_OPCODE_AC_OP 15 /* fpu accumulator and generic int
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#define PDP11_OPCODE_AC_OP 15 /* fpu accumulator and generic int
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operand */
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operand */
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#define PDP11_OPCODE_OP_AC 16 /* generic int argument, then fpu
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#define PDP11_OPCODE_OP_AC 16 /* generic int argument, then fpu
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accumulator */
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accumulator */
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/*
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/*
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* PDP-11 instruction set extensions.
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* PDP-11 instruction set extensions.
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*
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*
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* Please keep the numbers low, as they are used as indices into
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* Please keep the numbers low, as they are used as indices into
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* an array.
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* an array.
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*/
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*/
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#define PDP11_NONE 0 /* not in instruction set */
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#define PDP11_NONE 0 /* not in instruction set */
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#define PDP11_BASIC 1 /* basic instruction set (11/20 etc) */
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#define PDP11_BASIC 1 /* basic instruction set (11/20 etc) */
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#define PDP11_CSM 2 /* commercial instruction set */
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#define PDP11_CSM 2 /* commercial instruction set */
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#define PDP11_CIS 3 /* commercial instruction set */
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#define PDP11_CIS 3 /* commercial instruction set */
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#define PDP11_EIS 4 /* extended instruction set (11/45 etc) */
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#define PDP11_EIS 4 /* extended instruction set (11/45 etc) */
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#define PDP11_FIS 5 /* KEV11 floating-point instructions */
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#define PDP11_FIS 5 /* KEV11 floating-point instructions */
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#define PDP11_FPP 6 /* FP-11 floating-point instructions */
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#define PDP11_FPP 6 /* FP-11 floating-point instructions */
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#define PDP11_LEIS 7 /* limited extended instruction set
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#define PDP11_LEIS 7 /* limited extended instruction set
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(11/40 etc) */
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(11/40 etc) */
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#define PDP11_MFPT 8 /* move from processor type */
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#define PDP11_MFPT 8 /* move from processor type */
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#define PDP11_MPROC 9 /* multiprocessor instructions: tstset,
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#define PDP11_MPROC 9 /* multiprocessor instructions: tstset,
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wrtlck */
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wrtlck */
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#define PDP11_MXPS 10 /* move from/to processor status */
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#define PDP11_MXPS 10 /* move from/to processor status */
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#define PDP11_SPL 11 /* set priority level */
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#define PDP11_SPL 11 /* set priority level */
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#define PDP11_UCODE 12 /* microcode instructions: ldub, med, xfc */
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#define PDP11_UCODE 12 /* microcode instructions: ldub, med, xfc */
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#define PDP11_EXT_NUM 13 /* total number of extension types */
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#define PDP11_EXT_NUM 13 /* total number of extension types */
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struct pdp11_opcode
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struct pdp11_opcode
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{
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{
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const char *name;
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const char *name;
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int opcode;
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int opcode;
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int mask;
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int mask;
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int type;
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int type;
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int extension;
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int extension;
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};
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};
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extern const struct pdp11_opcode pdp11_opcodes[];
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extern const struct pdp11_opcode pdp11_opcodes[];
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extern const struct pdp11_opcode pdp11_aliases[];
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extern const struct pdp11_opcode pdp11_aliases[];
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extern const int pdp11_num_opcodes, pdp11_num_aliases;
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extern const int pdp11_num_opcodes, pdp11_num_aliases;
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/* end of pdp11.h */
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/* end of pdp11.h */
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