From: Richard Guenther <richard.guenther@gmail.com>
To: Andrew MacLeod <amacleod@redhat.com>
Cc: Alexandre Oliva <aoliva@redhat.com>,
Ian Lance Taylor <iant@google.com>,
gcc-patches@gcc.gnu.org
Subject: Re: [trunk<-vta] Re: [vtab] Permit coalescing of user variables
Date: Wed, 03 Jun 2009 10:18:00 -0000 [thread overview]
Message-ID: <84fc9c000906030318i9e3f0dfx3735490450f2875e@mail.gmail.com> (raw)
In-Reply-To: <4A25CE20.3020102@redhat.com>
On Wed, Jun 3, 2009 at 3:13 AM, Andrew MacLeod <amacleod@redhat.com> wrote:
> Alexandre Oliva wrote:
>>
>> On Jun 2, 2009, Richard Guenther <richard.guenther@gmail.com> wrote:
>>
>>
>>>
>>> On Mon, Jun 1, 2009 at 9:23 PM, Alexandre Oliva <aoliva@redhat.com>
>>> wrote:
>>>
>>>>
>>>> On Jun 1, 2009, Andrew MacLeod <amacleod@redhat.com> wrote:
>>>>
>>>>
>>>>>
>>>>> Is there a reason we can't leave the current default behaviour the way
>>>>> it is, and have the VTA code simple enable the "best" choices for it.
>>>>>
>>>>
>>>> We don't want options used to control generation of debug information
>>>> (say the option that enables or disables VTA) to change the generated
>>>> code (say enable or disable coalescing), do we? This would be as bad as
>>>> -g/-g0 generating different code.
>>>>
>>>> Personally, I don't see the point of the options either, but I don't see
>>>>
>>
>>
>>>
>>> Me neither, and I am opposed to adding it.
>>>
>>
>> I'm missing your rationale here as well. It would help if you at least
>> voiced what you suggest we do instead.
>>
>>
>
> I think we are simply proposing that when VTA code is added and enabled, the
> default behaviour is then changed such that we do this coalescing. Until
> then it stays with the current tradeoffs. no options required...
>
> At least that's all I meant.
Right, this is what I would suggest as well.
Richard.
> Andrew
>
>
next prev parent reply other threads:[~2009-06-03 10:18 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-01 19:05 Alexandre Oliva
2007-10-02 9:15 ` Richard Guenther
2007-10-02 21:02 ` Andrew MacLeod
2007-10-03 1:11 ` Alexandre Oliva
2007-10-09 21:32 ` Alexandre Oliva
2009-06-01 7:39 ` [trunk<-vta] " Alexandre Oliva
2009-06-01 7:44 ` Alexandre Oliva
2009-06-01 16:11 ` Ian Lance Taylor
2009-06-01 17:35 ` Andrew MacLeod
2009-06-01 19:23 ` Alexandre Oliva
2009-06-02 9:54 ` Richard Guenther
2009-06-02 21:42 ` Alexandre Oliva
2009-06-03 1:13 ` Andrew MacLeod
2009-06-03 10:18 ` Richard Guenther [this message]
2009-06-03 17:43 ` Alexandre Oliva
2009-06-03 18:06 ` Daniel Jacobowitz
2009-06-03 19:17 ` Alexandre Oliva
2009-06-03 19:45 ` Daniel Jacobowitz
2009-06-03 21:42 ` Alexandre Oliva
2009-06-03 18:18 ` Richard Guenther
2009-06-03 19:15 ` Alexandre Oliva
2009-06-03 19:50 ` Richard Guenther
2009-06-03 19:53 ` Ian Lance Taylor
2009-10-13 21:27 ` Alexandre Oliva
2011-06-04 12:45 ` Alexandre Oliva
2011-06-04 13:02 ` Jakub Jelinek
2011-06-05 21:07 ` Alexandre Oliva
2011-06-06 2:42 ` Alexandre Oliva
2012-04-09 5:56 ` Alexandre Oliva
2012-06-13 8:34 ` Alexandre Oliva
2012-06-13 9:48 ` Richard Guenther
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