From 9d924a14cb3657941ca4f1406f1b710fec343aec Mon Sep 17 00:00:00 2001 From: hubicka Date: Fri, 3 Sep 2010 10:15:54 +0000 Subject: * cgraph.h (struct varpool_node): Add const_value_known. (varpool_decide_const_value_known): Declare. * tree-ssa-ccp.c (fold_const_aggregate_ref): Update initializer folding. * lto-cgraph.c (lto_output_varpool_node): Store const_value_known. (input_varpool_node): Restore const_value_known. * tree-ssa-loop-ivcanon (constant_after_peeling): Check varpool for initializer folding. * ipa.c (ipa_discover_readonly_nonaddressable_var, function_and_variable_visibility): Compute const_value_known. * gimple-fold.c (get_symbol_constant_value): Use varpool for initializer folding. * varpool.c (varpool_decide_const_value_known): New function. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@163808 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/tree-ssa-loop-ivcanon.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'gcc/tree-ssa-loop-ivcanon.c') diff --git a/gcc/tree-ssa-loop-ivcanon.c b/gcc/tree-ssa-loop-ivcanon.c index b0d45bc4b41..2ced3070d48 100644 --- a/gcc/tree-ssa-loop-ivcanon.c +++ b/gcc/tree-ssa-loop-ivcanon.c @@ -165,9 +165,7 @@ constant_after_peeling (tree op, gimple stmt, struct loop *loop) if ((DECL_P (base) && TREE_STATIC (base) && TREE_READONLY (base) - && (DECL_INITIAL (base) - || (!DECL_EXTERNAL (base) - && targetm.binds_local_p (base)))) + && varpool_get_node (base)->const_value_known) || CONSTANT_CLASS_P (base)) { /* If so, see if we understand all the indices. */ -- cgit v1.2.1