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gas/testsuite/

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* gas/m68k/mcf-coproc.d: New.
	* gas/m68k/mcf-coproc.s: New.
	* gas/m68k/all.exp: Add it.

	gas/
	* config/tc-m68k.c (m68k_ip): Add j & K operand types.
	(install_operand): Add E encoding.
	(md_begin): Check and skip initial '.' arg character.
	(get_num): Add 0..511 case.

	include/
	* opcode/m68k.h: Document j K & E.

	opcodes/
	* m68k-dis.c (fetch_arg): Add E.  Replace length switch with
	direct masking.
	(print_ins_arg): Add j & K operand types.
	(match_insn_m68k): Check and skip initial '.' arg character.
	(m68k_scan_mask): Likewise.
	* m68k-opc.c (m68k_opcodes): Add coprocessor instructions.
This commit is contained in:
Nathan Sidwell 2007-07-03 07:54:19 +00:00
parent d058b81b19
commit ee5dec125d
2 changed files with 14 additions and 2 deletions
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4
include/ChangeLog
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@ -1,3 +1,7 @@
2007-07-03 Nathan Sidwell <nathan@codesourcery.com>
* opcode/m68k.h: Document j K & E.
2007-06-29 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
* dis-asm.h (print_insn_cr16): New prototype.

12
include/opcode/m68k.h
View File

@ -96,10 +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: AaBbCcDdEeFfGgHIiJkLlMmnOopQqRrSsTtU VvWwXxYyZz01234|*~%;@!&$?/<>#^+-
Characters used: AaBbCcDdEeFfGgHIiJjKkLlMmnOopQqRrSsTtUuVvWwXxYyZz01234|*~%;@!&$?/<>#^+-
D data register only. Stored as 3 bits.
A address register only. Stored as 3 bits.
@ -234,6 +239,8 @@ struct m68k_opcode_alias
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)
*/
@ -301,6 +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