diff options
| author | Richard Biener <rguenther@suse.de> | 2019-11-20 11:12:48 +0000 |
|---|---|---|
| committer | Richard Biener <rguenther@suse.de> | 2019-11-20 11:12:48 +0000 |
| commit | 208ba1734b7a6c7303af8610a753f0b7ea3e124c (patch) | |
| tree | 73cd2fd6139aabf3e03d6fd904fdfbccabfd77cf /gcc/tree-vect-slp.c | |
| parent | 4d54166dac83343b17a97cbdd4a3afc1ab263aee (diff) | |
2019-11-20 Richard Biener <rguenther@suse.de>
* tree-vect-slp.c (vect_analyze_slp_instance): Dump
constructors we are actually analyzing.
(vect_slp_check_for_constructors): Do not vectorize uniform
constuctors, do not dump here.
* gcc.dg/vect/bb-slp-42.c: Adjust.
* gcc.dg/vect/bb-slp-40.c: Likewise.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@278495 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-vect-slp.c')
| -rw-r--r-- | gcc/tree-vect-slp.c | 39 |
1 files changed, 17 insertions, 22 deletions
diff --git a/gcc/tree-vect-slp.c b/gcc/tree-vect-slp.c index 75d788051c1..36ea0b1dffb 100644 --- a/gcc/tree-vect-slp.c +++ b/gcc/tree-vect-slp.c @@ -2183,6 +2183,10 @@ vect_analyze_slp_instance (vec_info *vinfo, else return false; } + if (dump_enabled_p ()) + dump_printf_loc (MSG_NOTE, vect_location, + "Analyzing vectorizable constructor: %G\n", + stmt_info->stmt); } else { @@ -3116,31 +3120,22 @@ vect_slp_check_for_constructors (bb_vec_info bb_vinfo) gimple_stmt_iterator gsi; for (gsi = bb_vinfo->region_begin; - gsi_stmt (gsi) != gsi_stmt (bb_vinfo->region_end); gsi_next (&gsi)) + gsi_stmt (gsi) != gsi_stmt (bb_vinfo->region_end); gsi_next (&gsi)) { - gimple *stmt = gsi_stmt (gsi); - - if (is_gimple_assign (stmt) - && gimple_assign_rhs_code (stmt) == CONSTRUCTOR - && TREE_CODE (gimple_assign_lhs (stmt)) == SSA_NAME - && TREE_CODE (TREE_TYPE (gimple_assign_lhs (stmt))) == VECTOR_TYPE) - { - tree rhs = gimple_assign_rhs1 (stmt); - - if (CONSTRUCTOR_NELTS (rhs) == 0) - continue; - - poly_uint64 subparts = TYPE_VECTOR_SUBPARTS (TREE_TYPE (rhs)); + gassign *stmt = dyn_cast <gassign *> (gsi_stmt (gsi)); + if (!stmt || gimple_assign_rhs_code (stmt) != CONSTRUCTOR) + continue; - if (maybe_ne (subparts, CONSTRUCTOR_NELTS (rhs))) - continue; + tree rhs = gimple_assign_rhs1 (stmt); + if (!VECTOR_TYPE_P (TREE_TYPE (rhs)) + || maybe_ne (TYPE_VECTOR_SUBPARTS (TREE_TYPE (rhs)), + CONSTRUCTOR_NELTS (rhs)) + || VECTOR_TYPE_P (TREE_TYPE (CONSTRUCTOR_ELT (rhs, 0)->value)) + || uniform_vector_p (rhs)) + continue; - if (dump_enabled_p ()) - dump_printf_loc (MSG_NOTE, vect_location, - "Found vectorizable constructor: %G\n", stmt); - stmt_vec_info stmt_info = bb_vinfo->lookup_stmt (stmt); - BB_VINFO_GROUPED_STORES (bb_vinfo).safe_push (stmt_info); - } + stmt_vec_info stmt_info = bb_vinfo->lookup_stmt (stmt); + BB_VINFO_GROUPED_STORES (bb_vinfo).safe_push (stmt_info); } } |