https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79354
Jakub Jelinek changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79354
--- Comment #8 from Jakub Jelinek ---
Author: jakub
Date: Fri Feb 3 17:34:56 2017
New Revision: 245157
URL: https://gcc.gnu.org/viewcvs?rev=245157=gcc=rev
Log:
PR target/79354
* config/rs6000/rs6000.md (movsi_from_sf): Use wb
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79354
Jakub Jelinek changed:
What|Removed |Added
Status|NEW |ASSIGNED
Assignee|unassigned
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79354
--- Comment #7 from Michael Meissner ---
On Fri, Feb 03, 2017 at 01:41:44AM +, jakub at gcc dot gnu.org wrote:
> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79354
>
> --- Comment #3 from Jakub Jelinek ---
> Created attachment 40661
>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79354
--- Comment #6 from Alan Modra ---
Regression tested powerpc64le-linux successfully.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79354
Alan Modra changed:
What|Removed |Added
CC||amodra at gmail dot com
--- Comment #5
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79354
--- Comment #4 from Segher Boessenkool ---
That looks good to me. Mike, to you too?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79354
--- Comment #3 from Jakub Jelinek ---
Created attachment 40661
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40661=edit
gcc7-pr79354.patch
Untested fix.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79354
--- Comment #2 from Jakub Jelinek ---
Looking at tmp-mddump.md, the only other insn that emits the stxssp instruction
is movsf_hardfloat and that uses wb constraint for the input_operand and only
uses wu constraint for stxsspx, while
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79354
--- Comment #1 from Jakub Jelinek ---
Perhaps add also foo (); below foo (); to avoid any kind of IPA thinking
the memcpy is useless.
It is apparently the movsi_from_sf instruction that has this, added by Michael
in r244279.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79354
Jakub Jelinek changed:
What|Removed |Added
Priority|P3 |P1
Status|UNCONFIRMED
11 matches
Mail list logo
