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[Bug tree-optimization/15678] [4.0 Regression] CSiBE i686 compilation time increased by 8% at -O2
- From: "steven at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 14 Feb 2005 10:39:03 -0000
- Subject: [Bug tree-optimization/15678] [4.0 Regression] CSiBE i686 compilation time increased by 8% at -O2
- References: <20040527100445.15678.gertom@inf.u-szeged.hu>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From steven at gcc dot gnu dot org 2005-02-14 10:39 -------
Numbers today (2005-02-13):
target -O2 -Os
i686-linux 8% 3%
i386-elf 5% -2%
mips-elf 6% 0%
ppc-elf 3% -3%
sh-elf -1% -8%
(note: numbers here and in comment #18 are wrt. 2004-01-11, ie. pre tree-ssa)
Code size is also down at -Os by ~4% on average.
--
What |Removed |Added
----------------------------------------------------------------------------
Summary|[4.0 Regression] CSiBE i686 |[4.0 Regression] CSiBE i686
|compilation time increased |compilation time increased
|by 10% at -O2 |by 8% at -O2
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15678