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Re: patch: rs6000 specific
- From: Dale Johannesen <dalej at apple dot com>
- To: degger at fhm dot edu
- Cc: Dale Johannesen <dalej at apple dot com>, gcc-patches at gcc dot gnu dot org
- Date: Tue, 4 Dec 2001 14:50:03 -0800
- Subject: Re: patch: rs6000 specific
On Tuesday, December 4, 2001, at 01:34 PM, firstname.lastname@example.org wrote:
> On 4 Dec, Dale Johannesen wrote:
>> This adds some additional patterns for multiply-add instructions.
>> Bootstrapped and tested on Darwin. (The !POWERPC variants are
>> included, analogous to what was already there, but I was unable
>> to test them.)
>> 2001-12-04 Dale Johannesen <email@example.com>
>> * config/rs6000/rs6000.md: add more multiply-add patterns
> Good work. I've been playing around with these also....
Thanks, Turly O'Connor actually did most of the work on this one.
> There's one instruction missing in rs6000.h but I have no clue
> which CPUs exactly provide the "srec" mnemonic so I refrained from
> posting the patch (AFAIR :)) which is 74x0 specific right now.
> Do you have a possibility to check that (and also the clock times)?
That's not in my 7400 or 7450 scheduling specs, so I assume it's
an assembler pseudo, not an instruction. Then it would depend on
the assembler, which is a question of OS not CPU. Apple's doesn't