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authorNick Clifton <nickc@redhat.com>2004-04-22 10:33:16 +0000
committerNick Clifton <nickc@redhat.com>2004-04-22 10:33:16 +0000
commitfd99574ba57795ede14cf8644ab4180facff4f17 (patch)
treef2d469228e9243e7d35a13b96290eb890898d271 /include
parent69b975477d1abc861452d7cb2c82190e44c47a94 (diff)
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Add support for ColdFire MAC instructions and tidy up support for other m68k
variants.
Diffstat (limited to 'include')
-rw-r--r--include/opcode/ChangeLog8
-rw-r--r--include/opcode/m68k.h26
2 files changed, 28 insertions, 6 deletions
diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog
index ebde6b6..7cc7063 100644
--- a/include/opcode/ChangeLog
+++ b/include/opcode/ChangeLog
@@ -1,3 +1,11 @@
+2004-04-22 Peter Barada <peter@the-baradas.com>
+
+ * m68k.h: Add mcfmac/mcfemac definitions. Update operand
+ descriptions for new EMAC cases.
+ Remove ColdFire macmw/macml/msacmw/msacmw hacks and properly
+ handle Motorola MAC syntax.
+ Allow disassembly of ColdFire V4e object files.
+
2004-03-16 Alan Modra <amodra@bigpond.net.au>
* ppc.h (PPC_OPERAND_GPR_0): Define. Bump other operand defines.
diff --git a/include/opcode/m68k.h b/include/opcode/m68k.h
index 3f18984..baa766c 100644
--- a/include/opcode/m68k.h
+++ b/include/opcode/m68k.h
@@ -1,6 +1,6 @@
/* 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.
+ 2003, 2004 Free Software Foundation, Inc.
This file is part of GDB, GAS, and the GNU binutils.
@@ -42,6 +42,8 @@
#define mcf5407 0x1000
#define mcfv4e 0x2000
#define mcf528x 0x4000
+#define mcfmac 0x8000
+#define mcfemac 0x10000
/* Handy aliases. */
#define m68040up (m68040 | m68060)
@@ -99,7 +101,7 @@ struct m68k_opcode_alias
operand; the second, the place it is stored. */
/* Kinds of operands:
- Characters used: AaBbCcDdEFfGHIJkLlMmnOopQqRrSsTtU VvWwXxYyZz0123|*~%;@!&$?/<>#^+-
+ Characters used: AaBbCcDdEeFfGgHIiJkLlMmnOopQqRrSsTtU VvWwXxYyZz01234|*~%;@!&$?/<>#^+-
D data register only. Stored as 3 bits.
A address register only. Stored as 3 bits.
@@ -133,9 +135,12 @@ 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
@@ -230,7 +235,9 @@ 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.
+ 4 (modes 2,3,4,5)
+ */
/* For the 68851: */
/* I didn't use much imagination in choosing the
@@ -283,7 +290,7 @@ 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
@@ -348,6 +355,13 @@ 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[];