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| author | Richard Biener <rguenther@suse.de> | 2019-11-13 08:04:31 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2019-11-13 08:04:31 +0000 |
| commit | efc40c1f85bbeb2bf7e6f5cc5c3cfc6ceb59af07 (patch) | |
| tree | 288df16f30cb06ffe726e23eaac6d1410c973a8b /gcc/tree-vect-loop.c | |
| parent | e08f64f0f47a5c0b8899d04efb2d5659b8ededd0 (diff) | |
| download | gcc-efc40c1f85bbeb2bf7e6f5cc5c3cfc6ceb59af07.zip gcc-efc40c1f85bbeb2bf7e6f5cc5c3cfc6ceb59af07.tar.gz gcc-efc40c1f85bbeb2bf7e6f5cc5c3cfc6ceb59af07.tar.bz2 | |
re PR target/92473 (test pr92324-2.c fails on arm and aarch64)
2019-11-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/92473
* tree-vect-loop.c (vect_create_epilog_for_reduction): Perform
direct optab reduction in the correct type.
From-SVN: r278113
Diffstat (limited to 'gcc/tree-vect-loop.c')
| -rw-r--r-- | gcc/tree-vect-loop.c | 30 |
1 files changed, 6 insertions, 24 deletions
diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c index 29770db..d9f4134 100644 --- a/gcc/tree-vect-loop.c +++ b/gcc/tree-vect-loop.c @@ -4739,31 +4739,13 @@ vect_create_epilog_for_reduction (stmt_vec_info stmt_info, dump_printf_loc (MSG_NOTE, vect_location, "Reduce using direct vector reduction.\n"); + gimple_seq stmts = NULL; + new_phi_result = gimple_convert (&stmts, vectype, new_phi_result); vec_elem_type = TREE_TYPE (TREE_TYPE (new_phi_result)); - if (!useless_type_conversion_p (scalar_type, vec_elem_type)) - { - tree tmp_dest - = vect_create_destination_var (scalar_dest, vec_elem_type); - epilog_stmt = gimple_build_call_internal (reduc_fn, 1, - new_phi_result); - gimple_set_lhs (epilog_stmt, tmp_dest); - new_temp = make_ssa_name (tmp_dest, epilog_stmt); - gimple_set_lhs (epilog_stmt, new_temp); - gsi_insert_before (&exit_gsi, epilog_stmt, GSI_SAME_STMT); - - epilog_stmt = gimple_build_assign (new_scalar_dest, NOP_EXPR, - new_temp); - } - else - { - epilog_stmt = gimple_build_call_internal (reduc_fn, 1, - new_phi_result); - gimple_set_lhs (epilog_stmt, new_scalar_dest); - } - - new_temp = make_ssa_name (new_scalar_dest, epilog_stmt); - gimple_set_lhs (epilog_stmt, new_temp); - gsi_insert_before (&exit_gsi, epilog_stmt, GSI_SAME_STMT); + new_temp = gimple_build (&stmts, as_combined_fn (reduc_fn), + vec_elem_type, new_phi_result); + new_temp = gimple_convert (&stmts, scalar_type, new_temp); + gsi_insert_seq_before (&exit_gsi, stmts, GSI_SAME_STMT); if ((STMT_VINFO_REDUC_TYPE (reduc_info) == INTEGER_INDUC_COND_REDUCTION) && induc_val) |