loop optimization in gcc

[Tobias Grosser]

On Sun, 2009-10-11 at 20:20 +0530, sandeep soni wrote:
> Hi All,
> 
> I have been studying the gcc code lately as part of my project.I have
> got info from this mailing list about CFG and DFG information.I want
> to know how gcc uses this information to perform loop optimization?
> Does it Follow any particular algorithm or in particular what are the
> different techniques that it uses to parallelize the code by
> performing the loop optimizations?(correct me please if this sentence
> is not right).
> 
> If possible please provide any pointers to any form of literature
> available regarding it.
> 
> Thanks in advance.

Hi,

you also might want to take a look at the Graphite project.
http://gcc.gnu.org/wiki/Graphite where we do loop optimizations and
automatic parallelization based on the polytop model. If you need any
help feel free to ask.

Tobias