X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=include%2Fopcode%2Fm68k.h;h=2dd6d3feda006592a8326482940016fcf195a05e;hb=081ba1b3c08bce14fac7c6c240734f7bd230f784;hp=3208b77f4f00cdef9a7fb2d04c0853745ded08b5;hpb=30727aa6d12fb866494020c0b62ab265a2bdcdfe;p=deliverable%2Fbinutils-gdb.git diff --git a/include/opcode/m68k.h b/include/opcode/m68k.h index 3208b77f4f..2dd6d3feda 100644 --- a/include/opcode/m68k.h +++ b/include/opcode/m68k.h @@ -1,53 +1,59 @@ /* Opcode table header for m680[01234]0/m6888[12]/m68851. - Copyright 1989, 91, 92, 93, 94, 95, 96, 97, 1999 Free Software Foundation. + Copyright 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999, 2001, + 2003, 2004, 2006 Free Software Foundation, Inc. -This file is part of GDB, GAS, and the GNU binutils. + 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 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. + 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. */ + 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, 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 - - /* handy aliases */ -#define m68040up (m68040 | m68060) -#define m68030up (m68030 | m68040up) -#define m68020up (m68020 | m68030up) -#define m68010up (m68010 | cpu32 | m68020up) -#define m68000up (m68000 | m68010up) -#define mcf (mcf5200 | mcf5206e | mcf5307) - -#define mfloat (m68881 | m68882 | m68040 | m68060) +#define m68000 0x001 +#define m68010 0x002 +#define m68020 0x004 +#define m68030 0x008 +#define m68040 0x010 +#define m68060 0x020 +#define m68881 0x040 +#define m68851 0x080 +#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 | fido_a | m68020up) +#define m68000up (m68000 | m68010up) + +#define mfloat (m68881 | m68040 | m68060) #define mmmu (m68851 | m68030 | m68040 | m68060) /* The structure used to hold information for an opcode. */ @@ -56,6 +62,9 @@ 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. */ @@ -87,10 +96,15 @@ 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: AaBCcDdEFfGHIJkLlMmnOopQqRrSsTtU VvWXYZ0123|*~%;@!&$?/<>#^+- + Characters used: AaBbCcDdEeFfGgHIiJjKkLlMmnOopQqRrSsTtUuVvWwXxYyZz01234|*~%;@!&$?/<>#^+- D data register only. Stored as 3 bits. A address register only. Stored as 3 bits. @@ -124,9 +138,12 @@ 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 @@ -138,7 +155,7 @@ struct m68k_opcode_alias Possible values: 0x000 SFC Source Function Code reg [60, 40, 30, 20, 10] 0x001 DFC Data Function Code reg [60, 40, 30, 20, 10] - 0x002 CACR Cache Control Register [60, 40, 30, 20] + 0x002 CACR Cache Control Register [60, 40, 30, 20, mcf] 0x003 TC MMU Translation Control [60, 40] 0x004 ITT0 Instruction Transparent Translation reg 0 [60, 40] @@ -150,7 +167,7 @@ struct m68k_opcode_alias Translation reg 1 [60, 40] 0x008 BUSCR Bus Control Register [60] 0x800 USP User Stack Pointer [60, 40, 30, 20, 10] - 0x801 VBR Vector Base reg [60, 40, 30, 20, 10] + 0x801 VBR Vector Base reg [60, 40, 30, 20, 10, mcf] 0x802 CAAR Cache Address Register [ 30, 20] 0x803 MSP Master Stack Pointer [ 40, 30, 20] 0x804 ISP Interrupt Stack Pointer [ 40, 30, 20] @@ -162,6 +179,8 @@ struct m68k_opcode_alias 0xC04 RAMBAR0 RAM Base Address Register 0 [520X] 0xC05 RAMBAR1 RAM Base Address Register 0 [520X] 0xC0F MBAR0 RAM Base Address Register 0 [520X] + 0xC04 FLASHBAR FLASH Base Address Register [mcf528x] + 0xC05 RAMBAR Static RAM Base Address Register [mcf528x] L Register list of the type d0-d7/a0-a7 etc. (New! Improved! Can also hold fp0-fp7, as well!) @@ -194,7 +213,7 @@ 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) @@ -215,11 +234,18 @@ struct m68k_opcode_alias coldfire bset/bclr/btst/mulsl/mulul operands: q (modes 0,2-5) v (modes 0,2-5,7.0,7.1) -*/ - -/* For the 68851: */ -/* - I didn't use much imagination in choosing the + b (modes 0,2-5,7.2) + w (modes 2-5,7.2) + y (modes 2,5) + z (modes 2,5,7.2) + 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 following codes, so many of them aren't very mnemonic. -rab @@ -269,7 +295,7 @@ 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 @@ -282,6 +308,7 @@ 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 @@ -334,6 +361,13 @@ 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[];