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[Bug tree-optimization/19126] Missed IV optimization (redundant instruction in loop)
- 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: 1 Mar 2005 18:09:14 -0000
- Subject: [Bug tree-optimization/19126] Missed IV optimization (redundant instruction in loop)
- References: <20041222050828.19126.pinskia@gcc.gnu.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2005-03-01 18:09 -------
(In reply to comment #2)
> I get different asm for AMD64 as well:
Since AMD64 and x86 have lea, it is not as impressive on PPC or any other target that does have a+b*c
instructions.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19126