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[PATCH] [MIPS] add MIPS64DSPR2 support.

Liu proljc@gmail.com
Tue Feb 7 02:17:00 GMT 2012 
On Tue, Feb 7, 2012 at 3:57 AM, Richard Sandiford
<rdsandiford@googlemail.com> wrote:
> Thanks for the patch.
>
> Liu <proljc@gmail.com> writes:
>> I've added MIPS64DSPR2 support to binutils.
>> Please review.
>
> Following on from Chao-ying's question on the GCC list: what target
> are you using?  Is it an emulated implementation of MIPS64 DSPr2
> (e.g. QEMU)?  Or do you have a real hardware implementation?
> Just curious :-)

I'm working on a MIPS64 CPU without DSP.
When I read the gcc/binutils MIPS code,
I found that gcc/binutils have no MIPS64DSPr2 support,
so I try to add it, and I've compared the binary by hands.
I have asked my colleague to work on Qemu.

>
> Chao-ying, just to check: it sounded from your message on the GCC list
> that some instructions had been removed from the ASE.  Is that right?
> If so, is the latest document on the MIPS website up-to-date,
> or have there been changes since then?
>
> Liu: In the meantime, a patch of this size will need a copyright
> assignment.  Do you already have one on file?  If not, please send
> a note to me privately and I can send you the form.

I'll send the note to you , thanks.

>
> Thanks,
> Richard
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