--- Comment #6 from ro at gcc dot gnu dot org 2009-05-25 12:12 ---
Subject: Bug 40027
Author: ro
Date: Mon May 25 12:12:08 2009
New Revision: 147845
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=147845
Log:
PR bootstrap/40027
* config/i386/i386.c
--- Comment #7 from ro at gcc dot gnu dot org 2009-05-25 12:13 ---
Subject: Bug 40027
Author: ro
Date: Mon May 25 12:13:38 2009
New Revision: 147846
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=147846
Log:
PR bootstrap/40027
* config/i386/i386.c
--- Comment #8 from ro at gcc dot gnu dot org 2009-05-25 12:56 ---
Fixed for 4.4.1, 4.5.0.
--
ro at gcc dot gnu dot org changed:
What|Removed |Added
--
rguenth at gcc dot gnu dot org changed:
What|Removed |Added
Target Milestone|--- |4.4.1
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40027
--
rguenth at gcc dot gnu dot org changed:
What|Removed |Added
Keywords||build
Priority|P3 |P4
--- Comment #5 from ro at techfak dot uni-bielefeld dot de 2009-05-13
13:02 ---
Subject: Re: [4.4/4.5 regression] i686-pc-solaris2.10 bootstrap fails using
Sun ld
jakub at gcc dot gnu dot org writes:
Look for DEEP_BRANCH_PREDICTION in config/i386/*. On i386/i486/i586 doing
call
--- Comment #3 from ro at techfak dot uni-bielefeld dot de 2009-05-07
16:30 ---
Subject: Re: [4.4/4.5 regression] i686-pc-solaris2.10 bootstrap fails using
Sun ld
hjl dot tools at gmail dot com writes:
The difference is in how to get PC for -fPIC:
bash-3.2$ cat p.c
void
foo ()
--- Comment #4 from jakub at gcc dot gnu dot org 2009-05-07 16:52 ---
Look for DEEP_BRANCH_PREDICTION in config/i386/*. On i386/i486/i586 doing
call 1f; 1:
is just fine, but on several newer CPUs it confuses return prediction logic
(more calls than rets), so when optimizing for those
--- Comment #1 from ro at gcc dot gnu dot org 2009-05-06 13:01 ---
I've just confirmed the bug on i686-pc-solaris2.10. It doesn't occur on
i686-pc-solaris2.11, though, so this is indeed a Sun ld bug.
I've got a few questions to resolve, though:
* Why does generating code for i686
--- Comment #2 from hjl dot tools at gmail dot com 2009-05-06 14:51 ---
(In reply to comment #1)
I've just confirmed the bug on i686-pc-solaris2.10. It doesn't occur on
i686-pc-solaris2.11, though, so this is indeed a Sun ld bug.
I've got a few questions to resolve, though:
*
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