On 2 July 2014 03:54, Jeff Law wrote:
> On 07/01/14 01:16, Zhenqiang Chen wrote:
>
>>
>> ChangeLog:
>> 2014-07-01 Zhenqiang Chen
>>
>> * loop-invariant.c (struct invariant): Add a new member: eqno;
>> (find_identical_invariants): Update eqno;
>> (create_new_invariant)
On 07/01/14 01:16, Zhenqiang Chen wrote:
ChangeLog:
2014-07-01 Zhenqiang Chen
* loop-invariant.c (struct invariant): Add a new member: eqno;
(find_identical_invariants): Update eqno;
(create_new_invariant): Init eqno;
(get_inv_cost): Compute comp_cost wih
On 10 June 2014 19:16, Steven Bosscher wrote:
> On Tue, Jun 10, 2014 at 11:23 AM, Zhenqiang Chen wrote:
>> * loop-invariant.c (struct invariant): Add a new member: eqno;
>> (find_identical_invariants): Update eqno;
>> (create_new_invariant): Init eqno;
>> (get_inv_c
On 10 June 2014 19:16, Steven Bosscher wrote:
> On Tue, Jun 10, 2014 at 11:23 AM, Zhenqiang Chen wrote:
>> * loop-invariant.c (struct invariant): Add a new member: eqno;
>> (find_identical_invariants): Update eqno;
>> (create_new_invariant): Init eqno;
>> (get_inv_c
On Tue, Jun 10, 2014 at 11:23 AM, Zhenqiang Chen wrote:
> * loop-invariant.c (struct invariant): Add a new member: eqno;
> (find_identical_invariants): Update eqno;
> (create_new_invariant): Init eqno;
> (get_inv_cost): Compute comp_cost wiht eqno;
> (gain_fo
Hi,
When analysing logs of loop2-invariant of eembc, I found the same
invariant occurred lots of times in a loop. But it was not selected
since its cost was not high and register pressure was high. Logs show
performance improvement by giving them higher priority to move.
The patch changes the heu
