egcs-2.92.02 19980905 (m68k-next-nextstep3): Address of hoisted load clobbered

Richard Henderson rth@cygnus.com
Wed Sep 9 11:52:00 GMT 1998


On Wed, Sep 09, 1998 at 08:30:36AM -0700, Mark Mitchell wrote:
> That's right; reload does stomp all over MEMs, and they should not be
> shared.  I forgot about this.  The bit to hoist the loads has the same
> problem, actually.

I don't think so.  The mem you create was installed only two places --
at the beginning of the loop for the load, and the end of the loop for
the store.  So the one copy is all we should need.


r~



More information about the Gcc-patches mailing list