From 08554c26c4541be7d6ec0fec4d8810e97f56caab Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Wed, 9 Dec 2015 14:42:06 +0100 Subject: re PR tree-optimization/68786 (Aligned masked store is generated for unaligned pointer) PR tree-optimization/68786 * tree-if-conv.c: Include builtins.h. (predicate_mem_writes): Put result of get_object_alignment (ref) into second argument's value. * tree-vect-stmts.c (vectorizable_mask_load_store): Put minimum pointer alignment into second argument's value. * tree-data-ref.c (get_references_in_stmt): Use value of second argument for build_aligned_type, and only the type to build a zero second argument for MEM_REF. * internal-fn.c (expand_mask_load_optab_fn, expand_mask_store_optab_fn): Likewise. From-SVN: r231454 --- gcc/tree-vect-stmts.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) (limited to 'gcc/tree-vect-stmts.c') diff --git a/gcc/tree-vect-stmts.c b/gcc/tree-vect-stmts.c index 1a65c03..56aa2c8 100644 --- a/gcc/tree-vect-stmts.c +++ b/gcc/tree-vect-stmts.c @@ -2058,10 +2058,11 @@ vectorizable_mask_load_store (gimple *stmt, gimple_stmt_iterator *gsi, misalign = DR_MISALIGNMENT (dr); set_ptr_info_alignment (get_ptr_info (dataref_ptr), align, misalign); + tree ptr = build_int_cst (TREE_TYPE (gimple_call_arg (stmt, 1)), + misalign ? misalign & -misalign : align); new_stmt = gimple_build_call_internal (IFN_MASK_STORE, 4, dataref_ptr, - gimple_call_arg (stmt, 1), - vec_mask, vec_rhs); + ptr, vec_mask, vec_rhs); vect_finish_stmt_generation (stmt, new_stmt, gsi); if (i == 0) STMT_VINFO_VEC_STMT (stmt_info) = *vec_stmt = new_stmt; @@ -2107,10 +2108,11 @@ vectorizable_mask_load_store (gimple *stmt, gimple_stmt_iterator *gsi, misalign = DR_MISALIGNMENT (dr); set_ptr_info_alignment (get_ptr_info (dataref_ptr), align, misalign); + tree ptr = build_int_cst (TREE_TYPE (gimple_call_arg (stmt, 1)), + misalign ? misalign & -misalign : align); new_stmt = gimple_build_call_internal (IFN_MASK_LOAD, 3, dataref_ptr, - gimple_call_arg (stmt, 1), - vec_mask); + ptr, vec_mask); gimple_call_set_lhs (new_stmt, make_ssa_name (vec_dest)); vect_finish_stmt_generation (stmt, new_stmt, gsi); if (i == 0) -- cgit v1.1