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[Bug target/50164] [IRA, 4.7 Regression] Performance degradation due to increased memory instructions count
- From: "enkovich.gnu at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 29 Aug 2011 07:01:38 +0000
- Subject: [Bug target/50164] [IRA, 4.7 Regression] Performance degradation due to increased memory instructions count
- Auto-submitted: auto-generated
- References: <bug-50164-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50164
Ilya Enkovich <enkovich.gnu at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|WAITING |RESOLVED
Resolution| |FIXED
--- Comment #5 from Ilya Enkovich <enkovich.gnu at gmail dot com> 2011-08-29 07:01:38 UTC ---
(In reply to comment #4)
> On Atom with -m32 -O2 -march=atom,
>
> 1. GCC 4.6.1:
>
> ./4.6 64.16s user 0.01s system 99% cpu 1:04.18 total
>
> 2. GCC 4.7.0 20110819:
>
> ./0819 69.73s user 0.01s system 99% cpu 1:09.76 total
>
> 3. GCC 4.7.0 20110826:
>
> ./0826 64.30s user 0.02s system 99% cpu 1:04.33 total
>
> Has this problem been fixed?
Confirm. Problem has gone.