This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: PATCH: PR target/40470: unable to find a registe r to spill in class ‘SSE_FIRST_REG’


On 6/18/09, Richard Guenther <richard.guenther@gmail.com> wrote:
> > So my proposed solution would be: Do not allow combine to propagate
> > SETany _SRC that contains hard regs.
>
> At least not if that increases the number of uses of the hard reg.
> If we can distinguish that case properly.

In HJ's example, the number of uses remains the same...

Ciao!
Steven


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]