http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
--- Comment #13 from Georg-Johann Lay 2012-06-28
13:58:37 UTC ---
Author: gjl
Date: Thu Jun 28 13:58:32 2012
New Revision: 189050
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=189050
Log:
Backport from 2012-06-28 mainline r189049
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
--- Comment #12 from Georg-Johann Lay 2012-06-28
13:53:59 UTC ---
Author: gjl
Date: Thu Jun 28 13:53:51 2012
New Revision: 189049
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=189049
Log:
PR 53595
* config/avr/avr.c (avr_hard_reg
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
--- Comment #11 from Georg-Johann Lay 2012-06-08
17:04:41 UTC ---
FYI, the patch attachment 27568 also resolves the strange error described in
PR53615, at least for the test case given there.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
Georg-Johann Lay changed:
What|Removed |Added
Attachment #27576|0 |1
is obsolete|
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
--- Comment #9 from Georg-Johann Lay 2012-06-07
13:27:33 UTC ---
Created attachment 27576
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27576
pr53595.diff
And here is a tentative patch:
Let HARD_REGNO_CALL_PART_CLOBBERED return false if H
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
Georg-Johann Lay changed:
What|Removed |Added
Target||avr
Status|UNCONFIRMED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
--- Comment #7 from Georg-Johann Lay 2012-06-06
20:12:19 UTC ---
(In reply to comment #5)
> That's not very narrow interval. Please bisect what affected it (or what
> affected it most).
The only changes to 4_7-branch in the IRA/reload area was
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
--- Comment #6 from Georg-Johann Lay 2012-06-06
20:05:02 UTC ---
And here is the first part of the diff of the reload dumps that shows that
something weird is going on:
--- bresenham-i-1.198r.reloadWed Jun 6 19:59:24 2012
+++ bresenham-i-2.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
Jakub Jelinek changed:
What|Removed |Added
CC||jakub at gcc dot gnu.org
--- Comment #5 f
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
--- Comment #4 from Georg-Johann Lay 2012-06-06
19:58:10 UTC ---
Created attachment 27573
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27573
reload dump of newer version (+10%)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
--- Comment #3 from Georg-Johann Lay 2012-06-06
19:56:57 UTC ---
Created attachment 27572
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27572
reload dump of older version (good)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
--- Comment #2 from Georg-Johann Lay 2012-06-06
19:55:49 UTC ---
Created attachment 27571
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27571
ira dump of newer version (+10%)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53595
--- Comment #1 from Georg-Johann Lay 2012-06-06
19:54:34 UTC ---
Created attachment 27570
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27570
ira dump of older version (good)
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