On Fri, Jul 25, 2014 at 1:27 PM, Richard Biener
wrote:
> On Thu, Jul 17, 2014 at 11:07 AM, Bin Cheng wrote:
>> Hi,
>> This is a series of three patches improving induction variable elimination.
>> Currently GCC only eliminates iv for very specific case when the loop's
>> latch could run zero time
On Thu, Jul 17, 2014 at 11:07 AM, Bin Cheng wrote:
> Hi,
> This is a series of three patches improving induction variable elimination.
> Currently GCC only eliminates iv for very specific case when the loop’s
> latch could run zero times, i.e., when may_be_zero field of loop niter
> information ev
