Displaying 2 results from an estimated 2 matches for "impact2011".
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impact2015
2011 Mar 11
0
[LLVMdev] LLVM vs GCC binary performance
...we
> better focus on some magic, as GCC did over the decades.
Yes. Also for a vectorizer to be efficient you need to have a lot of
magic and canonicalization done beforehand, to enable it to do a decent
job. LLVM is actually pretty good in this respect.
Cheers
Tobi
* Like Polly the parrot
** impact2011.inrialpes.fr
2011 Mar 11
2
[LLVMdev] LLVM vs GCC binary performance
On 11 March 2011 14:53, Duncan Sands <baldrick at free.fr> wrote:
> There's no magic bullet. The things to improve that would give you the most
> bang for your buck are probably the code generator and auto-vectorization.
> Increasing the number of developers would be helpful.
I'm not a GCC expert, but their auto-vectorization is not that great.
It may be simple to do basic