r208372 - in /branches/gcc-4_8-branch/gcc: Chan...

[jakub@gcc.gnu.org]

Author: jakub
Date: Thu Mar  6 08:12:02 2014
New Revision: 208372

URL: http://gcc.gnu.org/viewcvs?rev=208372&root=gcc&view=rev
Log:
	* Makefile.in (tree-ssa-uninit.o): Depend on $(PARAMS_H).

	Backport from mainline
	2014-02-21  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56490
	* params.def (PARAM_UNINIT_CONTROL_DEP_ATTEMPTS): New param.
	* tree-ssa-uninit.c: Include params.h.
	(compute_control_dep_chain): Add num_calls argument, return false
	if it exceed PARAM_UNINIT_CONTROL_DEP_ATTEMPTS param, pass
	num_calls to recursive call.
	(find_predicates): Change dep_chain into normal array, add num_calls
	variable and adjust compute_control_dep_chain caller.
	(find_def_preds): Likewise.

Modified:
    branches/gcc-4_8-branch/gcc/ChangeLog
    branches/gcc-4_8-branch/gcc/Makefile.in
    branches/gcc-4_8-branch/gcc/params.def
    branches/gcc-4_8-branch/gcc/tree-ssa-uninit.c