[PATCH] GAS: fix assert in check_VecOperands for AVX2 gathers case

[Michael Zolotukhin]

Oops, it seems that web-interface broke tabs in the letter. I'll
resend it tomorrow correctly.

Best regards,
Michael

On 22 January 2014 22:06, Michael Zolotukhin
<michael.v.zolotukhin@gmail.com> wrote:
> Hi,
>
> This patch fixes assert in check_VecOperands.  Currently, for AVX2 gathers the
> assert allows XMM,YMM, and ZMM registers, but ZMM-registers aren't allowed in
> AVX2 instructions, so the assert should allow only XMM and YMM.
>
> This patch changes nothing in the gas behaviour, just makes the assert more
> accurate and correct.
>
> Ok for trunk?
>
> gas/Changelog:
> 2014-01-22  Michael Zolotukhin  <michael.v.zolotukhin@gmail.com>
>
> * config/tc-i386.c (check_VecOperands): Fix assert.
>
>
> Thanks,
> Michael
>
> diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c
> index 147acdf..77cc0f9 100644
> --- a/gas/config/tc-i386.c
> +++ b/gas/config/tc-i386.c
> @@ -4374,11 +4374,9 @@ check_VecOperands (const insn_template *t)
>        if (i.reg_operands == 2 && !i.mask)
>   {
>    gas_assert (i.types[0].bitfield.regxmm
> -      || i.types[0].bitfield.regymm
> -      || i.types[0].bitfield.regzmm);
> +      || i.types[0].bitfield.regymm);
>    gas_assert (i.types[2].bitfield.regxmm
> -      || i.types[2].bitfield.regymm
> -      || i.types[2].bitfield.regzmm);
> +      || i.types[2].bitfield.regymm);
>    if (operand_check == check_none)
>      return 0;
>    if (register_number (i.op[0].regs)