On 18 Jan 2007 07:42:38 -0800, Ian Lance Taylor <[EMAIL PROTECTED]> wrote:
"Paulo J. Matos" <[EMAIL PROTECTED]> writes:
> After reading the internals of gcc wikibooks some questions come up.
> So, gcc has front end for C, C++, java, fortran, etc..
> All these languages have a frontend which parse into AST and then
> GIMPLE which is converted to RTX and then assembly. Now, my guess is
> that GIMPLE is the _common_ ground for all languages. No matter which
> language, all will go through GIMPLE, so if I wished to implement some
> language analysis / optimizations, I should do it in GIMPLE to be able
> to implement in one go the optimization for all languages, right?
Yes.
> Is there any formal syntax/semantics for GIMPLE? Or the SIMPLE paper
> is the only thing with this stuff? Any reference to the differences
> between GIMPLE and SIMPLE?
GIMPLE is more-or-less documented in the gcc internals manual.
Ian
Many thanks for the concise, direct answer.
Regards,
--
Paulo Jorge Matos - pocm at soton.ac.uk
http://www.personal.soton.ac.uk/pocm
PhD Student @ ECS
University of Southampton, UK
