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[Bug rtl-optimization/33928] [4.3/4.4/4.5/4.6 Regression] 30% performance slowdown in floating-point code caused by r118475
- From: "lucier at math dot purdue.edu" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 10 Mar 2011 18:50:26 +0000
- Subject: [Bug rtl-optimization/33928] [4.3/4.4/4.5/4.6 Regression] 30% performance slowdown in floating-point code caused by r118475
- Auto-submitted: auto-generated
- References: <bug-33928-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33928
--- Comment #118 from lucier at math dot purdue.edu 2011-03-10 18:50:12 UTC ---
On Fri, 2011-03-04 at 11:59 +0000, rguenth at gcc dot gnu.org wrote:
> Hm, there doesn't seem to be a runtime testcase attached to this bug, so I
> can't produce numbers for the upcoming 4.6 release. Brad, can you do so
> if you have time?
At
http://www.math.purdue.edu/~lucier/bugzilla/14/
is a Readme file and a tarball; I think it should be easy to script a
runtime test for this PR from the instructions in the Readme file.
Later we'll devise a "make bench" for general Gambit benchmarking.
Brad