* register allocation in gcc
@ 2011-10-18 8:25 vikramsp
2011-10-18 13:53 ` Paulo J. Matos
0 siblings, 1 reply; 3+ messages in thread
From: vikramsp @ 2011-10-18 8:25 UTC (permalink / raw)
To: gcc
In my .md file there is an insn
(define_insn abssf2
....
....
(clobber (match_scratch 2 ""))
the %2 register is allocated as r0 in the real code.
My problem is that i want other than r0 to be allocated
for operand 2.
Please help how to do that.
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* Re: register allocation in gcc
2011-10-18 8:25 register allocation in gcc vikramsp
@ 2011-10-18 13:53 ` Paulo J. Matos
2011-10-18 17:46 ` vikramsp
0 siblings, 1 reply; 3+ messages in thread
From: Paulo J. Matos @ 2011-10-18 13:53 UTC (permalink / raw)
To: gcc
On 18/10/11 06:12, vikramsp wrote:
>
> In my .md file there is an insn
> (define_insn abssf2
> ....
> ....
> (clobber (match_scratch 2 ""))
>
> the %2 register is allocated as r0 in the real code.
> My problem is that i want other than r0 to be allocated
> for operand 2.
> Please help how to do that.
Replied to you in gcc-help. Please avoid cross-posting.
(even though this kind of question might be better suited in this group)
--
PMatos
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: register allocation in gcc
2011-10-18 13:53 ` Paulo J. Matos
@ 2011-10-18 17:46 ` vikramsp
0 siblings, 0 replies; 3+ messages in thread
From: vikramsp @ 2011-10-18 17:46 UTC (permalink / raw)
To: gcc
I got you.
Paulo J. Matos-3 wrote:
>
> On 18/10/11 06:12, vikramsp wrote:
>>
>> In my .md file there is an insn
>> (define_insn abssf2
>> ....
>> ....
>> (clobber (match_scratch 2 ""))
>>
>> the %2 register is allocated as r0 in the real code.
>> My problem is that i want other than r0 to be allocated
>> for operand 2.
>> Please help how to do that.
>
> Replied to you in gcc-help. Please avoid cross-posting.
>
> (even though this kind of question might be better suited in this group)
>
> --
> PMatos
>
>
>
--
View this message in context: http://old.nabble.com/register-allocation-in-gcc-tp32672242p32676590.html
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