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From: "vbyakovl23 at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/53726] [4.8 Regression] aes test performance drop for eembc_2_0_peak_32
Date: Wed, 20 Jun 2012 10:48:00 -0000	[thread overview]
Message-ID: <bug-53726-4-DJetIwjEOl@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-53726-4@http.gcc.gnu.org/bugzilla/>

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   test.c m.c

Run results

Wed Jun 20 14:39:05: /gnumnt/msticlxl25_users/vbyakovl/1020/test$ time
./test.corei7.bad.exe                                                           

real    0m6.317s
user    0m6.290s
sys     0m0.002s
Wed Jun 20 14:39:24: /gnumnt/msticlxl25_users/vbyakovl/1020/test$ time
./test.corei7.good.exe                                                          

real    0m4.815s
user    0m4.713s
sys     0m0.000s


  parent reply	other threads:[~2012-06-20 10:48 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-20  6:10 [Bug c/53726] New: " vbyakovl23 at gmail dot com
2012-06-20  6:13 ` [Bug c/53726] " vbyakovl23 at gmail dot com
2012-06-20  9:28 ` [Bug tree-optimization/53726] " rguenth at gcc dot gnu.org
2012-06-20 10:48 ` vbyakovl23 at gmail dot com [this message]
2012-06-20 10:50 ` vbyakovl23 at gmail dot com
2012-06-20 11:48 ` rguenth at gcc dot gnu.org
2012-06-20 12:31 ` rguenth at gcc dot gnu.org
2012-06-20 12:47 ` hjl.tools at gmail dot com
2012-06-20 13:30 ` rguenther at suse dot de
2012-06-20 14:20 ` hjl.tools at gmail dot com
2012-06-20 14:35 ` vbyakovl23 at gmail dot com
2012-06-20 14:36 ` rguenth at gcc dot gnu.org
2012-06-20 14:44 ` hjl.tools at gmail dot com
2012-06-20 14:47 ` hjl.tools at gmail dot com
2012-06-20 14:52 ` hjl.tools at gmail dot com
2012-06-20 14:55 ` rguenther at suse dot de
2012-06-20 15:10 ` rguenth at gcc dot gnu.org
2012-06-20 15:37 ` hjl.tools at gmail dot com
2012-06-21  8:47 ` rguenther at suse dot de
2012-06-21 12:47 ` vbyakovl23 at gmail dot com
2012-06-21 12:51 ` hjl.tools at gmail dot com
2012-06-21 12:56 ` hjl.tools at gmail dot com
2012-06-22 22:46 ` hubicka at ucw dot cz
2012-06-22 23:04   ` Jan Hubicka
2012-06-22 23:05 ` hubicka at ucw dot cz

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