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* tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.

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From-SVN: r247516
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Bin Cheng 2017-05-02 16:18:42 +00:00 • committed by Bin Cheng
parent 1136cae41b
commit d6176f7285
2 changed files with 12 additions and 10 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2017-05-02 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
2017-05-02 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.

18
gcc/tree-ssa-loop-ivopts.c
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@ -7361,9 +7361,6 @@ rewrite_use_address (struct ivopts_data *data,
struct iv_use *use, struct iv_cand *cand)
{
aff_tree aff;
gimple_stmt_iterator bsi = gsi_for_stmt (use->stmt);
tree base_hint = NULL_TREE;
tree ref, iv;
bool ok;
adjust_iv_update_pos (cand, use);
@ -7382,17 +7379,18 @@ rewrite_use_address (struct ivopts_data *data,
based on an object, the base of the reference is in some subexpression
of the use -- but these will use pointer types, so they are recognized
by the create_mem_ref heuristics anyway. */
if (cand->iv->base_object)
base_hint = var_at_stmt (data->current_loop, cand, use->stmt);
iv = var_at_stmt (data->current_loop, cand, use->stmt);
tree iv = var_at_stmt (data->current_loop, cand, use->stmt);
tree base_hint = (cand->iv->base_object) ? iv : NULL_TREE;
gimple_stmt_iterator bsi = gsi_for_stmt (use->stmt);
tree type = TREE_TYPE (*use->op_p);
unsigned int align = get_object_alignment (*use->op_p);
if (align != TYPE_ALIGN (type))
type = build_aligned_type (type, align);
ref = create_mem_ref (&bsi, type, &aff,
reference_alias_ptr_type (*use->op_p),
iv, base_hint, data->speed);
tree ref = create_mem_ref (&bsi, type, &aff,
reference_alias_ptr_type (*use->op_p),
iv, base_hint, data->speed);
copy_ref_info (ref, *use->op_p);
*use->op_p = ref;
}