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[Bug rtl-optimization/12771] Weak loop optimizer
- 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: 23 Mar 2005 03:07:21 -0000
- Subject: [Bug rtl-optimization/12771] Weak loop optimizer
- References: <20031025005408.12771.tm@kloo.net>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2005-03-23 03:07 -------
We are better on the mainline but still not as good with the old code with -freduce-all-givs.
Here is what we get with the mainline:
.L14:
fld %st(0)
fmuls (%ecx,%edx,4)
incl %edx
fadds (%eax)
fstps (%eax)
addl $4, %eax
cmpl %edx, %esi
jne .L14
--
What |Removed |Added
----------------------------------------------------------------------------
Last reconfirmed|2004-12-22 04:37:34 |2005-03-23 03:07:20
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12771