Re: Why can't CSE recognize const_int's in HIGH LO_SUM pair?

[Richard Henderson <rth at redhat dot com>]

On Mon, Sep 10, 2001 at 10:23:01AM -0600, law@redhat.com wrote:
> Or, we could just emit 
> 
> (set (reg) (const_int XXXXXXXX))
> 
> And keep it in that form until a later point in the compilation process.

The thing I like about exposing the split early is that
gcse gets to move these expressions around.  If you expose
the split later, nothing is going to move the parts around
as aggressively.


r~