reload CSE optimization
Jeffrey A Law
Tue Jun 9 22:50:00 GMT 1998
In message < 19980609185308.A15842@dot.cygnus.com >you write:
> On Mon, Jun 08, 1998 at 02:25:42PM -0400, John Carr wrote:
> > Reload CSE should not replace a CONST_INT with a REG unless the REG is
> > cheaper. If they are equal cost other considerations make the original
> > form preferable (scheduling, human comprehension, and the principle that
> > one should avoid making changes with no benefit).
> There is an additional place this should be checked.
[ ... ]
This looks good too.
More information about the Gcc-patches