Maxim Kuvyrkov <[EMAIL PROTECTED]> wrote on 04/03/2007 11:53:47:
> Hi.
>
> I want to share some of my thoughts and doings on improving / cleaning
> up current GCC instruction scheduler (Haifa) - most of them are just
> small obvious improvements.
>
> I have semi-ready patches for about a half of t
On 3/6/07, Daniel Berlin <[EMAIL PROTECTED]> wrote:
On 3/5/07, Maxim Kuvyrkov <[EMAIL PROTECTED]> wrote:
> Diego Novillo wrote:
> > Maxim Kuvyrkov wrote on 03/05/07 02:14:
> >
> >>o Fix passes that invalidate tree-ssa alias export.
> >
> > Yes, this should be good and shouldn't need a lot of
On 3/5/07, Maxim Kuvyrkov <[EMAIL PROTECTED]> wrote:
Diego Novillo wrote:
> Maxim Kuvyrkov wrote on 03/05/07 02:14:
>
>>o Fix passes that invalidate tree-ssa alias export.
>
> Yes, this should be good and shouldn't need a lot of work.
>
>>o { Fast but unsafe Gupta's aliasing patch, Unsafe
Maxim Kuvyrkov <[EMAIL PROTECTED]> writes:
> So basically here are three Google Summer of Code projects:
>
>o Scheduler -> RA
>o Fix passes that invalidate tree-ssa alias export.
>o { Fast but unsafe Gupta's aliasing patch, Unsafe tree-ssa alias
> export } in scheduler's data speculat
Andrey Belevantsev wrote:
Vladimir N. Makarov wrote:
Good aliasing is very important for the scheduler. But I'd look at
this more wider. We need a good aliasing for many RTL
optimizations. What's happened to ISP RAS aliasing patch propagating
SSA info to RTL? Why is it stalled?
We'll p
Diego Novillo wrote:
Maxim Kuvyrkov wrote on 03/05/07 02:14:
o Fix passes that invalidate tree-ssa alias export.
Yes, this should be good and shouldn't need a lot of work.
o { Fast but unsafe Gupta's aliasing patch, Unsafe tree-ssa alias
export } in scheduler's data speculation.
"un
Vladimir N. Makarov wrote:
Good aliasing is very important for the scheduler. But I'd look at this
more wider. We need a good aliasing for many RTL optimizations. What's
happened to ISP RAS aliasing patch propagating SSA info to RTL? Why is
it stalled?
We'll plan to work on it further in th
Maxim Kuvyrkov wrote on 03/05/07 02:14:
>o Fix passes that invalidate tree-ssa alias export.
Yes, this should be good and shouldn't need a lot of work.
>o { Fast but unsafe Gupta's aliasing patch, Unsafe tree-ssa alias
> export } in scheduler's data speculation.
"unsafe" alias export?
Vladimir N. Makarov wrote:
Maxim Kuvyrkov wrote:
Hi.
I want to share some of my thoughts and doings on improving / cleaning
up current GCC instruction scheduler (Haifa) - most of them are just
small obvious improvements.
I have semi-ready patches for about a half of them and would appreciate
Andrew Pinski wrote:
On 3/4/07, Vladimir N. Makarov <[EMAIL PROTECTED]> wrote:
Another important thing to do is to make the 1st scheduler register
pressure sensitive.
I don't know how many times this has to be said, no this is not the
correct approach to fix that issue. The correct fix is
On 3/4/07, Andrew Pinski <[EMAIL PROTECTED]> wrote:
On 3/4/07, Vladimir N. Makarov <[EMAIL PROTECTED]> wrote:
> Another important thing to do is to make the 1st scheduler register
> pressure sensitive.
I don't know how many times this has to be said, no this is not the
correct approach to fix th
On 3/4/07, Vladimir N. Makarov <[EMAIL PROTECTED]> wrote:
Another important thing to do is to make the 1st scheduler register
pressure sensitive.
I don't know how many times this has to be said, no this is not the
correct approach to fix that issue. The correct fix is able for the
register all
Maxim Kuvyrkov wrote:
Hi.
I want to share some of my thoughts and doings on improving / cleaning
up current GCC instruction scheduler (Haifa) - most of them are just
small obvious improvements.
I have semi-ready patches for about a half of them and would appreciate
any early suggestion or comm
Hi.
I want to share some of my thoughts and doings on improving / cleaning
up current GCC instruction scheduler (Haifa) - most of them are just
small obvious improvements.
I have semi-ready patches for about a half of them and would appreciate
any early suggestion or comments on the following dr
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