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re PR tree-optimization/49365 (436.cactusADM performance regression) 

2011-06-27  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/49365
	* params.def (min-insn-to-prefetch-ratio): Reduce from 10 to 9.

From-SVN: r175474
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Richard Guenther 2011-06-27 10:28:39 +00:00 committed by Richard Biener
parent afc3f22f90
commit fe4cd14b45
2 changed files with 6 additions and 1 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2011-06-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49365
* params.def (min-insn-to-prefetch-ratio): Reduce from 10 to 9.
2011-06-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49169

2
gcc/params.def
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@ -825,7 +825,7 @@ DEFPARAM (PARAM_MIN_INSN_TO_PREFETCH_RATIO,
"min-insn-to-prefetch-ratio",
"Min. ratio of insns to prefetches to enable prefetching for "
"a loop with an unknown trip count",
10, 0, 0)
9, 0, 0)
DEFPARAM (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO,
"prefetch-min-insn-to-mem-ratio",