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(parent: 8532678) | patch
Also apply the insn to prefetch ratio heuristic to loops with known trip count.
authorChangpeng Fang <changpeng.fang@amd.com>
Mon, 17 May 2010 22:34:03 +0000 (22:34 +0000)
committerSebastian Pop <spop@gcc.gnu.org>
Mon, 17 May 2010 22:34:03 +0000 (22:34 +0000)
commitd3a9b459b78d601a3790e688cd8c40d164365120
treee8b128de909b41e13e29fd6233fdada3cff63412tree
parent8532678c05ca513c77a9163e1546f4019a82beefcommit | diff
Also apply the insn to prefetch ratio heuristic to loops with known trip count.

2010-05-17  Changpeng Fang  <changpeng.fang@amd.com>

* doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
* tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
the insn to prefetch ratio heuristic to loops with known trip count.

From-SVN: r159515
gcc/ChangeLog diff | blob | history
gcc/doc/invoke.texi diff | blob | history
gcc/tree-ssa-loop-prefetch.c diff | blob | history