diff options
| author | bstarynk <bstarynk@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-02-08 15:26:55 +0000 |
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| committer | bstarynk <bstarynk@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-02-08 15:26:55 +0000 |
| commit | 2fffb07a72d0755a559b08cfa30eb12d277daec1 (patch) | |
| tree | 20d56621348a3b110462868858912c7fa9c996f0 /gcc/tree-vect-data-refs.c | |
| parent | 00d899d593b3ee0b57d64166bcbdb2c34bc40f0d (diff) | |
| download | gcc-2fffb07a72d0755a559b08cfa30eb12d277daec1.tar.gz | |
2013-02-08 Basile Starynkevitch <basile@starynkevitch.net>
MELT branch merged with trunk rev 195888 using svnmerge.py
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/melt-branch@195892 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-vect-data-refs.c')
| -rw-r--r-- | gcc/tree-vect-data-refs.c | 24 |
1 files changed, 3 insertions, 21 deletions
diff --git a/gcc/tree-vect-data-refs.c b/gcc/tree-vect-data-refs.c index 8a772750c68..74d8c3a41fa 100644 --- a/gcc/tree-vect-data-refs.c +++ b/gcc/tree-vect-data-refs.c @@ -1615,18 +1615,6 @@ vect_enhance_data_refs_alignment (loop_vec_info loop_vinfo) && GROUP_FIRST_ELEMENT (stmt_info) != stmt) continue; - /* FORNOW: Any strided load prevents peeling. The induction - variable analysis will fail when the prologue loop is generated, - and so we can't generate the new base for the pointer. */ - if (STMT_VINFO_STRIDE_LOAD_P (stmt_info)) - { - if (dump_enabled_p ()) - dump_printf_loc (MSG_MISSED_OPTIMIZATION, vect_location, - "strided load prevents peeling"); - do_peeling = false; - break; - } - /* For invariant accesses there is nothing to enhance. */ if (integer_zerop (DR_STEP (dr))) continue; @@ -2890,9 +2878,8 @@ vect_check_gather (gimple stmt, loop_vec_info loop_vinfo, tree *basep, This handles ARRAY_REFs (with variant index) and MEM_REFs (with variant base pointer) only. */ -bool -vect_check_strided_load (gimple stmt, loop_vec_info loop_vinfo, tree *basep, - tree *stepp) +static bool +vect_check_strided_load (gimple stmt, loop_vec_info loop_vinfo) { struct loop *loop = LOOP_VINFO_LOOP (loop_vinfo); stmt_vec_info stmt_info = vinfo_for_stmt (stmt); @@ -2925,10 +2912,6 @@ vect_check_strided_load (gimple stmt, loop_vec_info loop_vinfo, tree *basep, || !simple_iv (loop, loop_containing_stmt (stmt), off, &iv, true)) return false; - if (basep) - *basep = iv.base; - if (stepp) - *stepp = iv.step; return true; } @@ -3473,8 +3456,7 @@ vect_analyze_data_refs (loop_vec_info loop_vinfo, { bool strided_load = false; if (!nested_in_vect_loop_p (loop, stmt)) - strided_load - = vect_check_strided_load (stmt, loop_vinfo, NULL, NULL); + strided_load = vect_check_strided_load (stmt, loop_vinfo); if (!strided_load) { if (dump_enabled_p ()) |