| commit | 78f46d4510475cdb9532b10787e82b476c9eeef1 | |
| author | rakdver <rakdver@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Thu, 1 Mar 2007 22:14:23 +0000 (1 22:14 +0000) | ||
| committer | rakdver <rakdver@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Thu, 1 Mar 2007 22:14:23 +0000 (1 22:14 +0000) | ||
| tree | f3de9780dd3d10e6cc5dc11481279c3c93f62677 | treesnapshot (tar.gz zip) |
| parent | 9e67fc2682db97d71b0ff4202d4c976b117a8cea | commitdiff |
* tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
factor by the estimated number of iterations.
(loop_prefetch_arrays): Do not prefetch in loops that iterate less than
prefetch latency.
* gcc.dg/tree-ssa/prefetch-4.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@122435 138bc75d-0d04-0410-961f-82ee72b054a4
factor by the estimated number of iterations.
(loop_prefetch_arrays): Do not prefetch in loops that iterate less than
prefetch latency.
* gcc.dg/tree-ssa/prefetch-4.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@122435 138bc75d-0d04-0410-961f-82ee72b054a4