Joe Buck wrote:
Agreed; -O0 could in principle be sped up; the important thing is making
sure that it happens. In this case, adding a pass that computes SSA
information that is used only for uninitialized variable warnings costs
time; it could be compensated for by finding other speedups, but t
On Mon, Mar 19, 2007 at 03:32:19PM -0400, David Edelsohn wrote:
> > Joe Buck writes:
>
> Joe> What worries me is that we can't afford to make -O0 run significantly
> Joe> slower than it does now. Cycle speeds are no longer increasing, we have
> Joe> to be very careful about slowing things dow
On Mon, 2007-03-19 at 18:45 +, Manuel López-Ibáñez wrote:
> On 19/03/07, Daniel Jacobowitz <[EMAIL PROTECTED]> wrote:
> > On Mon, Mar 19, 2007 at 01:49:55PM -0400, Andrew MacLeod wrote:
> > > Perhaps this ought to be looked at again with some seriousness.
> >
> > I think this is an idea whose t
> Joe Buck writes:
Joe> What worries me is that we can't afford to make -O0 run significantly
Joe> slower than it does now. Cycle speeds are no longer increasing, we have
Joe> to be very careful about slowing things down.
Adding more passes does not necessarily slow down the compiler
On Mon, Mar 19, 2007 at 02:34:22PM -0400, Daniel Jacobowitz wrote:
> On Mon, Mar 19, 2007 at 01:49:55PM -0400, Andrew MacLeod wrote:
> > Perhaps this ought to be looked at again with some seriousness.
>
> I think this is an idea whose time has either come, or will shortly.
> GCC's -O0 is much more
Manuel López-Ibáñez wrote on 03/19/07 14:45:
> Is building this early SSA form something that can be tackled by a
> newbie developer with almost zero middle-end knowledge within the time
> frame of the Summer of Code?
Yes, it should not be too hard. See tree_lowering_passes.
You may also want t
On 19/03/07, Daniel Jacobowitz <[EMAIL PROTECTED]> wrote:
On Mon, Mar 19, 2007 at 01:49:55PM -0400, Andrew MacLeod wrote:
> Perhaps this ought to be looked at again with some seriousness.
I think this is an idea whose time has either come, or will shortly.
GCC's -O0 is much more extreme than tha
On Mon, Mar 19, 2007 at 01:49:55PM -0400, Andrew MacLeod wrote:
> Perhaps this ought to be looked at again with some seriousness.
I think this is an idea whose time has either come, or will shortly.
GCC's -O0 is much more extreme than that of other compilers I've used.
--
Daniel Jacobowitz
CodeS
On Mon, 2007-03-19 at 10:33 -0700, Joe Buck wrote:
> On Mon, Mar 19, 2007 at 09:27:25AM -0400, Diego Novillo wrote:
> > Manuel López-Ibáñez wrote on 03/17/07 14:28:
> >
> > > This is the project proposal that I am planning to submit to Google
> > > Summer of Code 2007. It is based on previous work
On Mon, Mar 19, 2007 at 09:27:25AM -0400, Diego Novillo wrote:
> Manuel López-Ibáñez wrote on 03/17/07 14:28:
>
> > This is the project proposal that I am planning to submit to Google
> > Summer of Code 2007. It is based on previous work of Jeffrey Laws,
> > Diego Novillo and others. I hope someon
On 19/03/07, Diego Novillo <[EMAIL PROTECTED]> wrote:
Manuel López-Ibáñez wrote on 03/17/07 14:28:
> This is the project proposal that I am planning to submit to Google
> Summer of Code 2007. It is based on previous work of Jeffrey Laws,
> Diego Novillo and others. I hope someone will find it in
Manuel López-Ibáñez wrote on 03/17/07 14:28:
> This is the project proposal that I am planning to submit to Google
> Summer of Code 2007. It is based on previous work of Jeffrey Laws,
> Diego Novillo and others. I hope someone will find it interesting and
Yes, I can act as a mentor.
I'm particul
On 19/03/07, Robert Dewar <[EMAIL PROTECTED]> wrote:
Jeffrey Law wrote:
> The one technical bit we never tacked was unoptimized compilation; I
> goof'd at one time and thought we went ahead and build the SSA graph
> even when not optimizing which is incorrect. I don't think fixing this
> should
Jeffrey Law wrote:
The one technical bit we never tacked was unoptimized compilation; I
goof'd at one time and thought we went ahead and build the SSA graph
even when not optimizing which is incorrect. I don't think fixing this
should be a requirement for improving the current situation with
-W
On Sat, 2007-03-17 at 18:28 +, Manuel López-Ibáñez wrote:
> This is the project proposal that I am planning to submit to Google
> Summer of Code 2007. It is based on previous work of Jeffrey Laws,
> Diego Novillo and others. I hope someone will find it interesting and
> perhaps would like to ac
Manuel López-Ibáñez wrote:
This is the project proposal that I am planning to submit to Google
Summer of Code 2007. It is based on previous work of Jeffrey Laws,
Diego Novillo and others. I hope someone will find it interesting and
perhaps would like to act as mentor. Feedback is very welcome (ev
"Manuel López-Ibáñez" <[EMAIL PROTECTED]> writes:
> This is the project proposal that I am planning to submit to Google
> Summer of Code 2007. It is based on previous work of Jeffrey Laws,
> Diego Novillo and others. I hope someone will find it interesting and
> perhaps would like to act as mentor
This is the project proposal that I am planning to submit to Google
Summer of Code 2007. It is based on previous work of Jeffrey Laws,
Diego Novillo and others. I hope someone will find it interesting and
perhaps would like to act as mentor. Feedback is very welcome (eve
negative feedback!!). I ha
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