From: kevin diggs <diggskevin38@gmail.com>
To: Ian Lance Taylor <iant@google.com>
Cc: gcc-help@gcc.gnu.org
Subject: Re: code gen for C string literals
Date: Tue, 15 Feb 2011 20:03:00 -0000 [thread overview]
Message-ID: <AANLkTim4CrAJG5r4g24ObGTowG5v8rRERpV6ppLKCEhB@mail.gmail.com> (raw)
In-Reply-To: <mcr8vxh6wib.fsf@google.com>
Hi,
As always, thanks for the replies.
On Tue, Feb 15, 2011 at 11:25 AM, Ian Lance Taylor <iant@google.com> wrote:
> kevin diggs <diggskevin38@gmail.com> writes:
>
>
> GIMPLE is the representation used by the middle-end.
??? what is the relationship between GIMPLE and RTL, which at my VERY
EARLY understanding of what goes on under the hood I would have
thought was the middle-end representation? Is RTL "the back-end
representation" (my guess would have been asm though maybe that is the
output)?
>
> SSA is a compiler optimization technique which heavily influences the
> design of the intermediate representation. See
> http://en.wikipedia.org/wiki/Static_single_assignment_form .
>
Is SSA new? i.e. in what gcc version did it start getting used?
Thanks!
kevin
> Ian
>
next prev parent reply other threads:[~2011-02-15 19:42 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-12 20:20 kevin diggs
2011-02-14 5:10 ` Ian Lance Taylor
2011-02-14 16:43 ` kevin diggs
2011-02-14 17:47 ` Ian Lance Taylor
2011-02-15 17:25 ` kevin diggs
2011-02-15 19:42 ` Ian Lance Taylor
2011-02-15 20:03 ` kevin diggs [this message]
2011-02-15 23:11 ` Ian Lance Taylor
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