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Re: Speed up genattrtab
Hi,
On Wed, 16 Jun 2010, Paolo Bonzini wrote:
> On 06/16/2010 05:51 PM, Jan Hubicka wrote:
> > With a lot of cores, we might actually execute getnattrtab and compilation
> > of stage1 insn-attrtab.c at same time and then just sanity check that
> > genattrtab
> > did not change results :)
>
> That's a different story. It doesn't break the idea of bootstrapping,
> and can be applied to all insn-* files.
But it also doesn't give any gains. You still would have to run
genattrtab (to get something to compare with), and you still would have to
compile insn-attrtab.c (to check that cc1 produced the same code as last
stage).
Ciao,
Michael.