gas/

gas/

2009-11-12  H.J. Lu  <hongjiu.lu@intel.com>

	* config/tc-i386.c (LOCKREP_PREFIX): Removed.
	(REP_PREFIX): New.
	(LOCK_PREFIX): Likewise.
	(PREFIX_GROUP): Likewise.
	(REX_PREFIX): Updated.
	(MAX_PREFIXES): Likewise.
	(add_prefix): Updated.  Return enum PREFIX_GROUP.
	(md_assemble): Check for lock without a lockable instruction.
	(parse_insn): Updated.
	(output_insn): Likewise.

gas/testsuite/

2009-11-12  H.J. Lu  <hongjiu.lu@intel.com>

	* gas/i386/i386.exp: Run lock-1, lock-1-intel, lockbad-1,
	x86-64-lock-1, x86-64-lock-1-intel and x86-64-lockbad-1.

	* gas/i386/lock-1-intel.d: New.
	* gas/i386/lock-1.d: Likewise.
	* gas/i386/lock-1.s: Likewise.
	* gas/i386/lockbad-1.l: Likewise.
	* gas/i386/lockbad-1.s: Likewise.
	* gas/i386/x86-64-lock-1-intel.d: Likewise.
	* gas/i386/x86-64-lock-1.d: Likewise.
	* gas/i386/x86-64-lock-1.s: Likewise.
	* gas/i386/x86-64-lockbad-1.l: Likewise.
	* gas/i386/x86-64-lockbad-1.s: Likewise.

opcodes/

2009-11-12  H.J. Lu  <hongjiu.lu@intel.com>

	* i386-gen.c (opcode_modifiers): Add IsLockable.

	* i386-opc.h (IsLockable): New.
	(i386_opcode_modifier): Add islockable.

	* i386-opc.tbl: Add IsLockable to add, adc, and, btc, btr,
	bts, cmpxchg, cmpxch8b, dec, inc, neg, not, or, sbb, sub,
	xor, xadd and xchg.
	* i386-tbl.h: Regenerated.