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 opt/10764: ICE using x86 logdf2


On Wed, May 14, 2003 at 10:30:53PM -0300, Alexandre Oliva wrote:
>  Wouldn't it be better to just mark the match_operand as
> in/out with + instead?

No, and that's a sketchy bit about how reg-stack works.
If it were in-out, you'd expect the value to still be
on the stack after, and it isn't.

As for passes getting confused, I don't recall this.


r~


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