diff options
| author | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-03-18 13:54:12 +0000 |
|---|---|---|
| committer | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-03-18 13:54:12 +0000 |
| commit | 4a2edd22d0f405abd1c2597527a86ff20c570ba6 (patch) | |
| tree | 4e876e1355cc22a0012f925aa466f8b6450a46e6 /gcc/tree-vect-data-refs.c | |
| parent | 5b01b2c134fa6279b70ab518a47750d0fd6e9873 (diff) | |
| download | gcc-4a2edd22d0f405abd1c2597527a86ff20c570ba6.tar.gz | |
PR tree-optimization/65450
* tree-vect-data-refs.c (vect_duplicate_ssa_name_ptr_info): New
function.
(vect_create_addr_base_for_vector_ref, vect_create_data_ref_ptr): Use
it instead of duplicate_ssa_name_ptr_info.
* gfortran.dg/pr65450.f90: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@221490 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-vect-data-refs.c')
| -rw-r--r-- | gcc/tree-vect-data-refs.c | 32 |
1 files changed, 21 insertions, 11 deletions
diff --git a/gcc/tree-vect-data-refs.c b/gcc/tree-vect-data-refs.c index b308ac7ac68..094275e8439 100644 --- a/gcc/tree-vect-data-refs.c +++ b/gcc/tree-vect-data-refs.c @@ -3845,6 +3845,20 @@ vect_get_new_vect_var (tree type, enum vect_var_kind var_kind, const char *name) return new_vect_var; } +/* Duplicate ptr info and set alignment/misaligment on NAME from DR. */ + +static void +vect_duplicate_ssa_name_ptr_info (tree name, data_reference *dr, + stmt_vec_info stmt_info) +{ + duplicate_ssa_name_ptr_info (name, DR_PTR_INFO (dr)); + unsigned int align = TYPE_ALIGN_UNIT (STMT_VINFO_VECTYPE (stmt_info)); + int misalign = DR_MISALIGNMENT (dr); + if (misalign == -1) + mark_ptr_info_alignment_unknown (SSA_NAME_PTR_INFO (name)); + else + set_ptr_info_alignment (SSA_NAME_PTR_INFO (name), align, misalign); +} /* Function vect_create_addr_base_for_vector_ref. @@ -3964,13 +3978,9 @@ vect_create_addr_base_for_vector_ref (gimple stmt, if (DR_PTR_INFO (dr) && TREE_CODE (addr_base) == SSA_NAME) { - duplicate_ssa_name_ptr_info (addr_base, DR_PTR_INFO (dr)); - unsigned int align = TYPE_ALIGN_UNIT (STMT_VINFO_VECTYPE (stmt_info)); - int misalign = DR_MISALIGNMENT (dr); - if (offset || byte_offset || (misalign == -1)) + vect_duplicate_ssa_name_ptr_info (addr_base, dr, stmt_info); + if (offset || byte_offset) mark_ptr_info_alignment_unknown (SSA_NAME_PTR_INFO (addr_base)); - else - set_ptr_info_alignment (SSA_NAME_PTR_INFO (addr_base), align, misalign); } if (dump_enabled_p ()) @@ -4210,7 +4220,7 @@ vect_create_data_ref_ptr (gimple stmt, tree aggr_type, struct loop *at_loop, aggr_ptr_init = make_ssa_name (aggr_ptr, vec_stmt); /* Copy the points-to information if it exists. */ if (DR_PTR_INFO (dr)) - duplicate_ssa_name_ptr_info (aggr_ptr_init, DR_PTR_INFO (dr)); + vect_duplicate_ssa_name_ptr_info (aggr_ptr_init, dr, stmt_info); gimple_assign_set_lhs (vec_stmt, aggr_ptr_init); if (pe) { @@ -4253,8 +4263,8 @@ vect_create_data_ref_ptr (gimple stmt, tree aggr_type, struct loop *at_loop, /* Copy the points-to information if it exists. */ if (DR_PTR_INFO (dr)) { - duplicate_ssa_name_ptr_info (indx_before_incr, DR_PTR_INFO (dr)); - duplicate_ssa_name_ptr_info (indx_after_incr, DR_PTR_INFO (dr)); + vect_duplicate_ssa_name_ptr_info (indx_before_incr, dr, stmt_info); + vect_duplicate_ssa_name_ptr_info (indx_after_incr, dr, stmt_info); } if (ptr_incr) *ptr_incr = incr; @@ -4283,8 +4293,8 @@ vect_create_data_ref_ptr (gimple stmt, tree aggr_type, struct loop *at_loop, /* Copy the points-to information if it exists. */ if (DR_PTR_INFO (dr)) { - duplicate_ssa_name_ptr_info (indx_before_incr, DR_PTR_INFO (dr)); - duplicate_ssa_name_ptr_info (indx_after_incr, DR_PTR_INFO (dr)); + vect_duplicate_ssa_name_ptr_info (indx_before_incr, dr, stmt_info); + vect_duplicate_ssa_name_ptr_info (indx_after_incr, dr, stmt_info); } if (ptr_incr) *ptr_incr = incr; |