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| author | Richard Guenther <rguenther@suse.de> | 2011-06-27 10:28:39 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2011-06-27 10:28:39 +0000 |
| commit | fe4cd14b452e58fbde4525557649f769e1b4427c (patch) | |
| tree | 77dc47dc0baf6aae6acca9e534eb5f783a5cd366 | |
| parent | afc3f22f90ca9b2e1028949e671acf78dcb2b4b3 (diff) | |
| download | gcc-fe4cd14b452e58fbde4525557649f769e1b4427c.zip gcc-fe4cd14b452e58fbde4525557649f769e1b4427c.tar.gz gcc-fe4cd14b452e58fbde4525557649f769e1b4427c.tar.bz2 | |
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
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/params.def | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e9dae06..4a8cf00 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 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 * fold-const.c (get_pointer_modulus_and_residue): Don't rely on the alignment of function decls. diff --git a/gcc/params.def b/gcc/params.def index a3e9831..d827121 100644 --- a/gcc/params.def +++ b/gcc/params.def @@ -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", |