https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62147
Kewen Lin changed:
What|Removed |Added
CC||meissner at gcc dot gnu.org
--- Comment #9 f
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62147
Kewen Lin changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62147
--- Comment #7 from Kewen Lin ---
Author: linkw
Date: Thu Jun 27 05:33:15 2019
New Revision: 272732
URL: https://gcc.gnu.org/viewcvs?rev=272732&root=gcc&view=rev
Log:
One line change onto r272731
PR target/62147
* gcc/loop-iv.c (find_si
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62147
--- Comment #6 from Kewen Lin ---
Author: linkw
Date: Thu Jun 27 05:24:00 2019
New Revision: 272731
URL: https://gcc.gnu.org/viewcvs?rev=272731&root=gcc&view=rev
Log:
Call finite_loop_p in RTL to get better finiteness information.
gcc/ChangeLo
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62147
--- Comment #5 from Kewen Lin ---
Created attachment 46478
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46478&action=edit
one simple patch
It can generate expected codes with the patch draft:
>---subf 9,10,9
>---addi 9,9,-4
>---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62147
Kewen Lin changed:
What|Removed |Added
Status|NEW |ASSIGNED
--- Comment #4 from Kewen Lin ---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62147
--- Comment #3 from Segher Boessenkool ---
Still happens.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62147
Segher Boessenkool changed:
What|Removed |Added
Target|powerpc64le |powerpc64*-*
Status|UNC
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62147
--- Comment #1 from Andrew Pinski ---
This is related to bug 37451.
