[Patch, AArch64] Support optional LSL #0 in 8-bit form MOVI as an architecture syntax instead of a programmer-friendly feature

[nick clifton]

Hi Yufeng,

> include/opcode/
>
> 2013-01-14  Yufeng Zhang  <yufeng.zhang@arm.com>
>
>          * aarch64.h (aarch64_op): Remove OP_V_MOVI_B.
>
> opcodes/
>
> 2013-01-14  Yufeng Zhang  <yufeng.zhang@arm.com>
>
>          * aarch64-asm.c (aarch64_ins_advsimd_imm_modified): Handle
> 8-bit MOVI.
>          * aarch64-dis.c (aarch64_ext_advsimd_imm_modified): Likewise.
>          * aarch64-opc.c (operand_general_constraint_met_p): For
>          AARCH64_MOD_LSL, move the range check on the shift amount
> before the
>          alignment check; change to call set_sft_amount_out_of_range_error
>          instead of set_imm_out_of_range_error.
>          * aarch64-tbl.h (QL_SIMD_IMM_B): Replace NIL with LSL.
>          (aarch64_opcode_table): Remove the OP enumerator from the asimdimm
>          8-bit MOVI entry; change the 2nd operand from SIMD_IMM to
>          SIMD_IMM_SFT.
>
> gas/
>
> 2013-01-14  Yufeng Zhang  <yufeng.zhang@arm.com>
>
>          * config/tc-aarch64.c (output_operand_error_record): Change to
> output
>          the out-of-range error message as value-expected message if
> there is
>          only one single value in the expected range.
>          (programmer_friendly_fixup): Remove the handling of 8-bit MOVI
> with
>          LSL #0 as a programmer-friendly feature.
>
> gas/testsuite/
>
> 2013-01-14  Yufeng Zhang  <yufeng.zhang@arm.com>
>
>          * gas/aarch64/diagnostic.l: Update.
>          * gas/aarch64/movi.s: Add tests.
>          * gas/aarch64/movi.d: Update.
>          * gas/aarch64/programmer-friendly.s: Add comment.

Approved - please apply.

Cheers
   Nick