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| author | Bin Cheng <bin.cheng@arm.com> | 2015-10-29 04:40:37 +0000 |
|---|---|---|
| committer | Bin Cheng <amker@gcc.gnu.org> | 2015-10-29 04:40:37 +0000 |
| commit | 73eb5e9ee140383c7dcbf57f88b57a4e92ded46d (patch) | |
| tree | a80978abeab583c602124b6c83aaaa04ff45cfc8 | |
| parent | 3caa57fff16fac1ab69f77501b95a5959b10269b (diff) | |
| download | gcc-73eb5e9ee140383c7dcbf57f88b57a4e92ded46d.zip gcc-73eb5e9ee140383c7dcbf57f88b57a4e92ded46d.tar.gz gcc-73eb5e9ee140383c7dcbf57f88b57a4e92ded46d.tar.bz2 | |
tree-ssa-loop-ivopts.c (split_address_cost): Check depends_on.
* tree-ssa-loop-ivopts.c (split_address_cost): Check depends_on.
(get_computation_cost_at): Ditto.
(determine_use_iv_cost_address): Pass NULL for arguments depends_on
and inv_expr_id.
From-SVN: r229514
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/tree-ssa-loop-ivopts.c | 13 |
2 files changed, 15 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 36489c59..39de254 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2015-10-29 Bin Cheng <bin.cheng@arm.com> + + * tree-ssa-loop-ivopts.c (split_address_cost): Check depends_on. + (get_computation_cost_at): Ditto. + (determine_use_iv_cost_address): Pass NULL for arguments depends_on + and inv_expr_id. + 2015-10-28 Tom de Vries <tom@codesourcery.com> * tree-ssa-structalias.c (intra_create_variable_infos): Remove diff --git a/gcc/tree-ssa-loop-ivopts.c b/gcc/tree-ssa-loop-ivopts.c index 945d34b..91f7284 100644 --- a/gcc/tree-ssa-loop-ivopts.c +++ b/gcc/tree-ssa-loop-ivopts.c @@ -4328,7 +4328,9 @@ split_address_cost (struct ivopts_data *data, *symbol_present = false; *var_present = true; fd_ivopts_data = data; - walk_tree (&addr, find_depends, depends_on, NULL); + if (depends_on) + walk_tree (&addr, find_depends, depends_on, NULL); + return new_cost (target_spill_cost[data->speed], 0); } @@ -4616,7 +4618,8 @@ get_computation_cost_at (struct ivopts_data *data, ? TYPE_MODE (TREE_TYPE (*use->op_p)) : VOIDmode); - *depends_on = NULL; + if (depends_on) + *depends_on = NULL; /* Only consider real candidates. */ if (!cand->iv) @@ -4908,9 +4911,9 @@ determine_use_iv_cost_address (struct ivopts_data *data, sub_use && !infinite_cost_p (cost); sub_use = sub_use->next) { - sub_cost = get_computation_cost (data, sub_use, cand, true, &depends_on, - &can_autoinc, &inv_expr_id); - cost = add_costs (cost, sub_cost); + sub_cost = get_computation_cost (data, sub_use, cand, true, NULL, + &can_autoinc, NULL); + cost = add_costs (cost, sub_cost); } set_use_iv_cost (data, use, cand, cost, depends_on, NULL_TREE, ERROR_MARK, |