[PATCH] ARM: Fix barrier instructions' operand acceptance

[Richard Earnshaw]

On 08/07/10 14:11, tejas belagod wrote:
> Hi,
>
> Attached is a patch that fixes the acceptance of all legal symbolic
> operands for DMB, DSB and ISB barrier instructions. it also fixes the
> acceptance of legal immediate values for operands which was previously
> considered as garbage.
>
> --
> Tejas Belagod
> ARM.
>
> Proposed ChangeLog:
>
> 2010-07-08 Tejas Belagod<tejas.belagod@arm.com>
>
> 	gas/testsuite
> 	* gas/arm/barrier.s: New file.
> 	* gas/arm/barrier.d: New file.
> 	* gas/arm/barrier-thumb.s: New file.
> 	* gas/arm/barrier-thumb.d: New file.
> 	* gas/arm/barrier-bad.s: New file.
> 	* gas/arm/barrier-bad.d: New file.
> 	* gas/arm/barrier-bad.l: New file.
> 	* gas/arm/barrier-bad-thumb.s: New file.
> 	* gas/arm/barrier-bad-thumb.d: New file.
> 	* gas/arm/barrier-bad-thumb.l: New file.
>
> 	gas/config
> 	* tc-arm.c (OP_oBARRIER): Remove.
> 	(OP_oBARRIER_I15): Add.
> 	(po_barrier_or_imm): Add macro.
> 	(parse_operands): Improve OP_oBARRIER_I15 operand parsing.
> 	(do_barrier): Check correct immediate range.
> 	(do_t_barrier): Likewise.
> 	(barrier_opt_names): Add entries for more symbolic operands.
> 	(insns): Replace OP_oBARRIER with OP_oBARRIER_I15 for barriers.
>
> 	opcodes/
> 	* arm-dis.c (print_insn_arm): Add cases for printing more
> 	symbolic operands.
> 	(print_insn_thumb32): Likewise.
>

Thanks, I've put this in.

R.