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tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Reset alignment information. 

2010-12-07  Richard Guenther  <rguenther@suse.de>

	* tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
	Reset alignment information.
	(bump_vector_ptr): Likewise.

From-SVN: r167556
This commit is contained in:
Richard Biener 2010-12-07 16:35:24 +00:00
parent 8923f55e82
commit 128aaeedf4
1 changed files with 13 additions and 2 deletions
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15
gcc/tree-vect-data-refs.c
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@ -2918,7 +2918,14 @@ vect_create_addr_base_for_vector_ref (gimple stmt,
if (DR_PTR_INFO (dr)
&& TREE_CODE (vec_stmt) == SSA_NAME)
duplicate_ssa_name_ptr_info (vec_stmt, DR_PTR_INFO (dr));
{
duplicate_ssa_name_ptr_info (vec_stmt, DR_PTR_INFO (dr));
if (offset)
{
SSA_NAME_PTR_INFO (vec_stmt)->align = 1;
SSA_NAME_PTR_INFO (vec_stmt)->misalign = 0;
}
}
if (vect_print_dump_info (REPORT_DETAILS))
{
@ -3308,7 +3315,11 @@ bump_vector_ptr (tree dataref_ptr, gimple ptr_incr, gimple_stmt_iterator *gsi,
/* Copy the points-to information if it exists. */
if (DR_PTR_INFO (dr))
duplicate_ssa_name_ptr_info (new_dataref_ptr, DR_PTR_INFO (dr));
{
duplicate_ssa_name_ptr_info (new_dataref_ptr, DR_PTR_INFO (dr));
SSA_NAME_PTR_INFO (new_dataref_ptr)->align = 1;
SSA_NAME_PTR_INFO (new_dataref_ptr)->misalign = 0;
}
if (!ptr_incr)
return new_dataref_ptr;