X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=include%2Fopcode%2Fm68k.h;h=10ec6041e4cf72380619945d9471a26d673a7d0a;hb=a3b3345ae62503982698171bcfce0afe23bd8a31;hp=3f189841d8f85cf586cb8639c74f353b5a494fa1;hpb=3e602632663c14cea25d8b12d1306eccbc1c9be3;p=deliverable%2Fbinutils-gdb.git diff --git a/include/opcode/m68k.h b/include/opcode/m68k.h index 3f189841d8..10ec6041e4 100644 --- a/include/opcode/m68k.h +++ b/include/opcode/m68k.h @@ -1,13 +1,12 @@ /* Opcode table header for m680[01234]0/m6888[12]/m68851. - Copyright 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999, 2001, - 2003 Free Software Foundation, Inc. + Copyright (C) 1989-2017 Free Software Foundation, Inc. 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. + License as published by the Free Software Foundation; either version 3, + 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 @@ -15,48 +14,45 @@ 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. */ + along with this file; see the file COPYING3. If not, write to the Free + Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA + 02110-1301, USA. */ /* These are used as bit flags for the arch field in the m68k_opcode structure. */ #define _m68k_undef 0 #define m68000 0x001 -#define m68008 m68000 /* Synonym for -m68000. otherwise unused. */ #define m68010 0x002 #define m68020 0x004 #define m68030 0x008 -#define m68ec030 m68030 /* Similar enough to -m68030 to ignore differences; - gas will deal with the few differences. */ #define m68040 0x010 -/* There is no 68050. */ #define m68060 0x020 #define m68881 0x040 -#define m68882 m68881 /* Synonym for -m68881. otherwise unused. */ #define m68851 0x080 -#define cpu32 0x100 /* e.g., 68332 */ -#define mcf5200 0x200 -#define mcf5206e 0x400 -#define mcf5307 0x800 -#define mcf5407 0x1000 -#define mcfv4e 0x2000 -#define mcf528x 0x4000 - - /* Handy aliases. */ +#define cpu32 0x100 /* e.g., 68332 */ +#define fido_a 0x200 +#define m68k_mask 0x3ff + +#define mcfmac 0x400 /* ColdFire MAC. */ +#define mcfemac 0x800 /* ColdFire EMAC. */ +#define cfloat 0x1000 /* ColdFire FPU. */ +#define mcfhwdiv 0x2000 /* ColdFire hardware divide. */ + +#define mcfisa_a 0x4000 /* ColdFire ISA_A. */ +#define mcfisa_aa 0x8000 /* ColdFire ISA_A+. */ +#define mcfisa_b 0x10000 /* ColdFire ISA_B. */ +#define mcfisa_c 0x20000 /* ColdFire ISA_C. */ +#define mcfusp 0x40000 /* ColdFire USP instructions. */ +#define mcf_mask 0x7e400 + +/* Handy aliases. */ #define m68040up (m68040 | m68060) #define m68030up (m68030 | m68040up) #define m68020up (m68020 | m68030up) -#define m68010up (m68010 | cpu32 | m68020up) +#define m68010up (m68010 | cpu32 | fido_a | m68020up) #define m68000up (m68000 | m68010up) -#define mcf (mcf5200 | mcf5206e | mcf528x | mcf5307 | mcf5407 | mcfv4e) -#define mcf5206eup (mcf5206e | mcf528x | mcf5307 | mcf5407 | mcfv4e) -#define mcf5307up (mcf5307 | mcf5407 | mcfv4e) -#define mcfv4up (mcf5407 | mcfv4e) -#define mcfv4eup (mcfv4e) - -#define cfloat (mcfv4e) -#define mfloat (m68881 | m68882 | m68040 | m68060) + +#define mfloat (m68881 | m68040 | m68060) #define mmmu (m68851 | m68030 | m68040 | m68060) /* The structure used to hold information for an opcode. */ @@ -65,6 +61,9 @@ struct m68k_opcode { /* The opcode name. */ const char *name; + /* The pseudo-size of the instruction(in bytes). Used to determine + number of bytes necessary to disassemble the instruction. */ + unsigned int size; /* The opcode itself. */ unsigned long opcode; /* The mask used by the disassembler. */ @@ -96,10 +95,15 @@ struct m68k_opcode_alias The args field is a string containing two characters for each operand of the instruction. The first specifies the kind of - operand; the second, the place it is stored. */ + operand; the second, the place it is stored. + + If the first char of args is '.', it indicates that the opcode is + two words. This is only necessary when the match field does not + have any bits set in the second opcode word. Such a '.' is skipped + for operand processing. */ /* Kinds of operands: - Characters used: AaBbCcDdEFfGHIJkLlMmnOopQqRrSsTtU VvWwXxYyZz0123|*~%;@!&$?/<>#^+- + Characters used: AaBbCcDdEeFfGgHIiJjKkLlMmnOopQqRrSsTtUuVvWwXxYyZz01234|*~%;@!&$?/<>#^+- D data register only. Stored as 3 bits. A address register only. Stored as 3 bits. @@ -133,9 +137,12 @@ struct m68k_opcode_alias C the CCR. No need to store it; this is just for filtering validity. S the SR. No need to store, just as with CCR. U the USP. No need to store, just as with CCR. - E the ACC. No need to store, just as with CCR. - G the MACSR. No need to store, just as with CCR. + E the MAC ACC. No need to store, just as with CCR. + e the EMAC ACC[0123]. + G the MAC/EMAC MACSR. No need to store, just as with CCR. + g the EMAC ACCEXT{01,23}. H the MASK. No need to store, just as with CCR. + i the MAC/EMAC scale factor. I Coprocessor ID. Not printed if 1. The Coprocessor ID is always extracted from the 'd' field of word one, which means that an extended @@ -205,7 +212,7 @@ struct m68k_opcode_alias ! control (modes 2,5,6,7.0-3) (not 0,1,3,4,7.4) & alterable control (modes 2,5,6,7.0,7.1) - (not 0,1,7.2-4) + (not 0,1,3,4,7.2-4) $ alterable data (modes 0,2-6,7.0,7.1) (not 1,7.2-4) ? alterable control, or data register (modes 0,2,5,6,7.0,7.1) @@ -230,7 +237,11 @@ struct m68k_opcode_alias w (modes 2-5,7.2) y (modes 2,5) z (modes 2,5,7.2) - x mov3q immediate operand. */ + x mov3q immediate operand. + j coprocessor ET operand. + K coprocessor command number. + 4 (modes 2,3,4,5) + */ /* For the 68851: */ /* I didn't use much imagination in choosing the @@ -283,7 +294,7 @@ struct m68k_opcode_alias */ /* Places to put an operand, for non-general operands: - Characters used: BbCcDdghijkLlMmNnostWw123456789 + Characters used: BbCcDdFfGgHhIijkLlMmNnostWw123456789/ s source, low bits of first word. d dest, shifted 9 in first word @@ -296,6 +307,7 @@ struct m68k_opcode_alias 7 second word, shifted 7 8 second word, shifted 10 9 second word, shifted 5 + E second word, shifted 9 D store in both place 1 and place 3; for divul and divsl. B first word, low byte, for branch displacements W second word (entire), for branch displacements @@ -348,6 +360,13 @@ struct m68k_opcode_alias F double precision float, low bit of 1st word, immediate uses 8 bytes x extended precision float, low bit of 1st word, immediate uses 12 bytes p packed float, low bit of 1st word, immediate uses 12 bytes + G EMAC accumulator, load (bit 4 2nd word, !bit8 first word) + H EMAC accumulator, non load (bit 4 2nd word, bit 8 first word) + F EMAC ACCx + f EMAC ACCy + I MAC/EMAC scale factor + / Like 's', but set 2nd word, bit 5 if trailing_ampersand set + ] first word, bit 10 */ extern const struct m68k_opcode m68k_opcodes[];