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[Bug rtl-optimization/20945] about 2x perfomance regression in comparision with 3.4.2
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 22 Jun 2005 14:37:22 -0000
- Subject: [Bug rtl-optimization/20945] about 2x perfomance regression in comparision with 3.4.2
- References: <20050411131719.20945.denis.nagorny@intel.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2005-06-22 14:37 -------
I think this is the normal register pressure issue in GCC's RA.
See <http://www.gccsummit.org/2005/view_abstract.php?content_key=1> for a discussion which will
happen later today.
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What |Removed |Added
----------------------------------------------------------------------------
Component|fortran |rtl-optimization
Keywords| |missed-optimization, ra
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20945