https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
--- Comment #17 from Alan Modra ---
*** Bug 68959 has been marked as a duplicate of this bug. ***
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
--- Comment #16 from Michael Meissner ---
Author: meissner
Date: Thu Feb 4 00:39:34 2016
New Revision: 233120
URL: https://gcc.gnu.org/viewcvs?rev=233120&root=gcc&view=rev
Log:
2016-02-03 Michael Meissner
Vladimir Makarov
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
--- Comment #15 from Vladimir Makarov ---
(In reply to Alexandre Oliva from comment #12)
> Vlad, thanks for taking this over. Let me just point out, just in case you
> missed, that I believe it is important for any register allocator to test
> H
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
Markus Trippelsdorf changed:
What|Removed |Added
Status|ASSIGNED|RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
--- Comment #13 from Vladimir Makarov ---
Author: vmakarov
Date: Wed Feb 3 17:58:34 2016
New Revision: 233107
URL: https://gcc.gnu.org/viewcvs?rev=233107&root=gcc&view=rev
Log:
2016-02-03 Vladimir Makarov
Alexandre Oliva
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
Alexandre Oliva changed:
What|Removed |Added
Assignee|aoliva at gcc dot gnu.org |vmakarov at gcc dot
gnu.org
--
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
--- Comment #11 from Vladimir Makarov ---
I have patches fixing the two issues but when I started to test the patches I
found that LRA actually has >800 additional failures on power8 in comparison
with reload. So I am going to look at this and t
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
--- Comment #10 from Vladimir Makarov ---
(In reply to Alexandre Oliva from comment #6)
> Created attachment 37498 [details]
> Patch I'm testing to fix the bug
>
> LRA wants harder than reload to avoid creating a stack slot to satisfy insn
> con
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
--- Comment #9 from Vladimir Makarov ---
(In reply to Alexandre Oliva from comment #6)
> Created attachment 37498 [details]
> Patch I'm testing to fix the bug
>
> LRA wants harder than reload to avoid creating a stack slot to satisfy insn
> cons
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
--- Comment #8 from Markus Trippelsdorf ---
Hmm,
trippels@gcc2-power8 ~ % cat tramp3d-v4.ii
class Init {
public:
~Init();
} a;
trippels@gcc2-power8 ~ % g++ -flto -mlra tramp3d-v4.ii
tramp3d-v4.ii: In function ‘__static_initialization_and_dest
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
--- Comment #7 from Markus Trippelsdorf ---
Even with your patch applied, I still get the same ICE when I compile e.g.
tramp3d-v4.cpp with -flto on ppc64le:
trippels@gcc2-power8 ~ % g++ -w -Ofast -flto=16 -mlra tramp3d-v4.cpp
tramp3d-v4.cpp: In
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
--- Comment #6 from Alexandre Oliva ---
Created attachment 37498
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37498&action=edit
Patch I'm testing to fix the bug
LRA wants harder than reload to avoid creating a stack slot to satisfy insn
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
Alexandre Oliva changed:
What|Removed |Added
Status|NEW |ASSIGNED
CC|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69461
Richard Biener changed:
What|Removed |Added
Priority|P3 |P1
Version|5.3.0
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