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(parent: 1aabe69) | patch
Limit non-constant step prefetching only to the innermost loops.
authorspop <spop@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 9 Jun 2010 22:56:08 +0000 (22:56 +0000)
committerspop <spop@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 9 Jun 2010 22:56:08 +0000 (22:56 +0000)
commit94ce9ff0a1203321644b4023a6f7960396484fbf
tree6ff7eee3799c706cf82ef8a5fee1d131603eb000tree | snapshot
parent1aabe697f03d7bb006744c168b1a51494ed2644dcommit | diff
Limit non-constant step prefetching only to the innermost loops.

2010-06-09  Changpeng Fang  <changpeng.fang@amd.com>

* tree-ssa-loop-prefetch.c (gather_memory_references_ref):
Do not the gather memory reference in the outer loop if the step
is not a constant.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@160515 138bc75d-0d04-0410-961f-82ee72b054a4
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