On Mon, 22 Apr 2013, Moore, Catherine wrote:
> > Dumb question: what's the difference between "all" and "*" in the
> > compression attribute?
>
> The port defines the compression and enabled attributes like this:
>
> (define_attr "compression" "none,all,micromips"
> (const_string "none"))
>
> -Original Message-
> From: Maciej W. Rozycki [mailto:ma...@codesourcery.com]
> Sent: Monday, April 22, 2013 5:09 PM
> To: Moore, Catherine
> Cc: rdsandif...@googlemail.com; gcc-patches@gcc.gnu.org
> Subject: Re: [PATCH] [MIPS] Support microMIPS HI/QI moves
>
> O
On Mon, 1 Apr 2013, Moore, Catherine wrote:
> (define_insn "*movhi_internal"
> - [(set (match_operand:HI 0 "nonimmediate_operand" "=d,d,d,m,*a,*d")
> - (match_operand:HI 1 "move_operand" "d,I,m,dJ,*d*J,*a"))]
> + [(set (match_operand:HI 0 "nonimmediate_operand" "=d,!u,d,!u,d,ZU,m,
"Moore, Catherine" writes:
> 2013-04-01 Catherine Moore
>
> * config/mips/mips.md (*movhi_internal, *movqi_internal): New
> operands. Record compression.
OK, thanks.
Note that LBU and LHU also appear in *zero_extend2,
*zero_extendqihi2 and *and3.
Richard
