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| author | Richard Biener <rguenther@suse.de> | 2017-06-02 10:26:10 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2017-06-02 10:26:10 +0000 |
| commit | 643a9684fadd71e0b89bc737e937e22fe621a4e7 (patch) | |
| tree | ee45fe7845f42edf39217d19020ca988a2ef1daf /gcc/tree-vect-loop.c | |
| parent | e7754973ed3f91db45ae9257197966e1030e1e85 (diff) | |
| download | gcc-643a9684fadd71e0b89bc737e937e22fe621a4e7.zip gcc-643a9684fadd71e0b89bc737e937e22fe621a4e7.tar.gz gcc-643a9684fadd71e0b89bc737e937e22fe621a4e7.tar.bz2 | |
tree-vect-loop.c (vect_analyze_loop_operations): Not relevant PHIs are ok.
2017-06-02 Richard Biener <rguenther@suse.de>
* tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
PHIs are ok.
* tree-vect-stmts.c (process_use): Do not mark backedge defs
for inductions as relevant.
From-SVN: r248820
Diffstat (limited to 'gcc/tree-vect-loop.c')
| -rw-r--r-- | gcc/tree-vect-loop.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c index 27fe808..107f082 100644 --- a/gcc/tree-vect-loop.c +++ b/gcc/tree-vect-loop.c @@ -1708,8 +1708,7 @@ vect_analyze_loop_operations (loop_vec_info loop_vinfo) are not used in the outerloop (unless it is double reduction, i.e., this phi is vect_reduction_def), cause this case requires to actually do something here. */ - if ((!STMT_VINFO_RELEVANT_P (stmt_info) - || STMT_VINFO_LIVE_P (stmt_info)) + if (STMT_VINFO_LIVE_P (stmt_info) && STMT_VINFO_DEF_TYPE (stmt_info) != vect_double_reduction_def) { |