http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55845
--- Comment #3 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2013-01-04
06:40:44 UTC ---
The test fails corei7-avx also. I build a simple reproducer.
-
#include stdio.h
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54390
Vladimir Yakovlev vbyakovl23 at gmail dot com changed:
What|Removed |Added
CC
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55660
Bug #: 55660
Summary: ICE instead of some warning during lto build
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54342
Vladimir Yakovlev vbyakovl23 at gmail dot com changed:
What|Removed |Added
Status|NEW
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54985
Bug #: 54985
Summary: Dom optimization erroneous remove conditional goto.
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54985
--- Comment #1 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-10-19
10:58:26 UTC ---
Created attachment 28489
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=28489
Test case
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54985
--- Comment #2 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-10-19
10:59:15 UTC ---
Created attachment 28490
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=28490
Main routine
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54901
Vladimir Yakovlev vbyakovl23 at gmail dot com changed:
What|Removed |Added
CC
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47440
--- Comment #4 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-08-23
19:15:58 UTC ---
As recomended Uros, I splitted up the patch by two part. First, middle end part
is here
http://gcc.gnu.org/ml/gcc-patches/2012-08/msg01590.html
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47440
Vladimir Yakovlev vbyakovl23 at gmail dot com changed:
What|Removed |Added
Status|NEW |ASSIGNED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54342
Bug #: 54342
Summary: [4.8 Regression] Wrong mode of call argument
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54342
--- Comment #3 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-08-21
11:18:39 UTC ---
I'm working on vzeroupper insertion and my implementation inserts vzeroupper
before the call because VALID_AVX256_REG_MODE returns false.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53616
--- Comment #15 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-07-24
15:36:16 UTC ---
416.games is passed now.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53616
--- Comment #10 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-07-23
12:48:59 UTC ---
Created attachment 27858
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=27858
Reduced test case
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53616
Vladimir Yakovlev vbyakovl23 at gmail dot com changed:
What|Removed |Added
CC||vbyakovl23
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53726
--- Comment #19 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-06-21
12:46:11 UTC ---
(In reply to comment #13)
(In reply to comment #10)
I've tried without static. Runtimes is still the same.
It doesn't match what I saw. On Atom
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53726
Bug #: 53726
Summary: [4.8 Regression] aes test performance drop for
eembc_2_0_peak_32
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53726
--- Comment #1 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-06-20
06:13:26 UTC ---
Created attachment 27658
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=27658
Test case and assemblers
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53726
--- Comment #3 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-06-20
10:48:11 UTC ---
I added executable testcase. Command line to compile
gcc -g -ansi -O3 -ffast-math -msse2 -mfpmath=sse -m32 -static -march=corei7
-mtune=corei7
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53726
--- Comment #4 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-06-20
10:50:28 UTC ---
Created attachment 27664
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=27664
Executable test case
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53726
--- Comment #10 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-06-20
14:34:32 UTC ---
I've tried without static. Runtimes is still the same.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52632
Bug #: 52632
Summary: GCC compfail on O0
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52632
--- Comment #2 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-03-20
10:03:47 UTC ---
Created attachment 26929
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=26929
Test case
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52580
--- Comment #6 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-03-15
12:53:50 UTC ---
I checked the fix gives 21% acceleration of 171.swim on Sundy Bridge. Thanks.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52580
Bug #: 52580
Summary: [4.8 Regression] 171.swim performance drop on x86 –
vectorization doesn’t happen anymore
Classification: Unclassified
Product: gcc
Version: 4.8.0
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52241
--- Comment #20 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-02-20
18:04:45 UTC ---
(In reply to comment #19)
Nice, so we want Paolo's patch. Out of interest, what are the 447.deal
numbers
when comparing linking against old (pre
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52241
--- Comment #18 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-02-20
05:37:32 UTC ---
I tested Paolo's patch and got acceleration on 447.dial
base: +7.36%
peak: +5.97%
Also I looked dumps: the new routine
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52272
Bug #: 52272
Summary: [4.7 regression] Performance regresswion of 410.bwaves
on x86.
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52272
--- Comment #1 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-02-16
08:16:27 UTC ---
Created attachment 26672
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=26672
Good case before commit
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52272
--- Comment #2 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-02-16
08:17:53 UTC ---
Created attachment 26673
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=26673
Bad case after commit
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52241
--- Comment #3 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-02-16
08:58:45 UTC ---
Created attachment 26674
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=26674
Dump of bad case (with -fPIC -DPIC)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52241
--- Comment #4 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-02-16
09:00:32 UTC ---
Created attachment 26675
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=26675
Dump of good case (without -fPIC -DPIC)
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52241
--- Comment #5 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-02-16
09:05:49 UTC ---
(In reply to comment #2)
I don't understand what you mean by inlining, since '_Rb_tree_node_base' is
a
*type* not a function.
This is a constructor
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52272
--- Comment #6 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-02-16
14:42:36 UTC ---
I've checked. The patch fixes the regression. Thanks.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52241
Bug #: 52241
Summary: Performance degradation of 447.dealII on corei7 at
spec2006_base32.
Classification: Unclassified
Product: gcc
Version: unknown
Status:
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49829
Vladimir Yakovlev vbyakovl23 at gmail dot com changed:
What|Removed |Added
CC||vbyakovl23
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49829
--- Comment #26 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2012-02-13
09:59:31 UTC ---
We have performance degradation of 447.dealII benchspec 2006.It was happened
because there are no inlining a library routine '_Rb_tree_node_base' from
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50315
Bug #: 50315
Summary: Regreesion on Atom after fix #49958
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50315
--- Comment #1 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2011-09-07
09:32:11 UTC ---
Created attachment 25216
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=25216
Dump before fix
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50315
--- Comment #2 from Vladimir Yakovlev vbyakovl23 at gmail dot com 2011-09-07
09:33:20 UTC ---
Created attachment 25217
-- http://gcc.gnu.org/bugzilla/attachment.cgi?id=25217
Dump after fix
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50195
Bug #: 50195
Summary: Linking time eroor with -fast-math -O0
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority:
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