2010-02-27 Richard Guenther <rguenther@suse.de>
commit793a0ab5898b9f00002cd02e4235f9a6e1fbe3a6
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 27 Feb 2010 23:28:46 +0000 (27 23:28 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 27 Feb 2010 23:28:46 +0000 (27 23:28 +0000)
tree0216165e214b4aecd783ed93348bd6396edb33ee
parentbe626f5b2e97a72ec21214c6d2568f947a34a714
2010-02-27  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/43186
* params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
* doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
* tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
unroller iterations.

* gcc.c-torture/compile/pr43186.c: Adjust testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@157114 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/doc/invoke.texi
gcc/params.def
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.c-torture/compile/pr43186.c
gcc/tree-ssa-loop-ivcanon.c