This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [PATCH] Optimize abs(x) < 0.0
- From: Roger Sayle <roger at eyesopen dot com>
- To: <gcc-patches at gcc dot gnu dot org>
- Cc: Richard Henderson <rth at redhat dot com>, Joern Rennecke <joern dot rennecke at superh dot com>
- Date: Tue, 23 Jul 2002 19:26:50 -0600 (MDT)
- Subject: Re: [PATCH] Optimize abs(x) < 0.0
> For the sh64 target, this optimization fails when using software
> floating point, and for -m5-compact [-ml].
Oh well. It looks like its just a fact of life that some GCC
backends allow more optimizations than others. Probably best
to just delete the testcase for the time being.
Ok for mainline?
2002-07-23 Roger Sayle <roger@eyesopen.com>
* gcc.c-torture/execute/20020720-1.c: Delete testcase as not
all machine descriptions expose optimization opportunity.
Roger
--
Roger Sayle, E-mail: roger@eyesopen.com
OpenEye Scientific Software, WWW: http://www.eyesopen.com/
Suite 1107, 3600 Cerrillos Road, Tel: (+1) 505-473-7385
Santa Fe, New Mexico, 87507. Fax: (+1) 505-473-0833