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Dump a diagnostic info when the insn-to-mem ratio is too small.
authorspop <spop@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 7 May 2010 16:15:45 +0000 (16:15 +0000)
committerspop <spop@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 7 May 2010 16:15:45 +0000 (16:15 +0000)
commit3665c1ba3f3c8290fde59822a52ce6e8324d4612
treec3e1603c63ace84a3385918e8361fe1918b3ba54
parent5e62a3ccccbc506f5bb931cd1c523b3f3f8e52c7
Dump a diagnostic info when the insn-to-mem ratio is too small.

2010-05-07  Changpeng Fang  <changpeng.fang@amd.com>

* tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
a diagnostic info when the insn-to-mem ratio is too small.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159161 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/tree-ssa-loop-prefetch.c