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r243058 - /branches/ARM/sve-branch/gcc/tree-ssa...
- From: rsandifo at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Wed, 30 Nov 2016 19:07:58 -0000
- Subject: r243058 - /branches/ARM/sve-branch/gcc/tree-ssa...
Date: Wed Nov 30 19:07:58 2016
New Revision: 243058
Add extra ivopts candidates for scaled indices
[Branch only patch -- not intended for trunk in its current state]
This patch makes ivopts consider candidates in which a preexisting
iv is multipled by a small value in order to make a legitimate
scaled index. We should check whether this still makes a difference
with the current compiler before deciding whether to clean it up