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| author | Richard Biener <rguenther@suse.de> | 2019-10-04 09:18:26 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2019-10-04 09:18:26 +0000 |
| commit | 48528394eafa9d1db9f956570f910c76d429a3e5 (patch) | |
| tree | f1938b568bd4faf791d2f36c86e03b15523413b0 /gcc | |
| parent | 3d203d01760ed8e5a81a9406fee67c139d116ad0 (diff) | |
| download | gcc-48528394eafa9d1db9f956570f910c76d429a3e5.zip gcc-48528394eafa9d1db9f956570f910c76d429a3e5.tar.gz gcc-48528394eafa9d1db9f956570f910c76d429a3e5.tar.bz2 | |
re PR target/91982 (gcc.target/aarch64/sve/clastb_*.c tests failing with segfault)
2019-10-04 Richard Biener <rguenther@suse.de>
PR tree-optimization/91982
* tree-vect-loop.c (vectorizable_live_operation): Also guard
against EXTRACT_LAST_REDUCTION.
* tree-vect-stmts.c (vect_transform_stmt): Likewise.
From-SVN: r276566
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/tree-vect-loop.c | 5 | ||||
| -rw-r--r-- | gcc/tree-vect-stmts.c | 3 |
3 files changed, 14 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6e4f145..9a303c5 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2019-10-04 Richard Biener <rguenther@suse.de> + + PR tree-optimization/91982 + * tree-vect-loop.c (vectorizable_live_operation): Also guard + against EXTRACT_LAST_REDUCTION. + * tree-vect-stmts.c (vect_transform_stmt): Likewise. + 2019-10-04 Aldy Hernandez <aldyh@redhat.com> (value_range_from_overflowed_bounds): Rename from diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c index 31e7457..3db4a5c 100644 --- a/gcc/tree-vect-loop.c +++ b/gcc/tree-vect-loop.c @@ -7901,7 +7901,10 @@ vectorizable_live_operation (stmt_vec_info stmt_info, return true; if (STMT_VINFO_DEF_TYPE (stmt_info) == vect_reduction_def) { - if (STMT_VINFO_REDUC_TYPE (stmt_info) == FOLD_LEFT_REDUCTION) + if (STMT_VINFO_REDUC_TYPE (stmt_info) == FOLD_LEFT_REDUCTION + || (STMT_VINFO_REDUC_TYPE (stmt_info) == COND_REDUCTION + && (STMT_VINFO_VEC_REDUCTION_TYPE (stmt_info) + == EXTRACT_LAST_REDUCTION))) return true; if (slp_node) { diff --git a/gcc/tree-vect-stmts.c b/gcc/tree-vect-stmts.c index f997ad2..cac7410 100644 --- a/gcc/tree-vect-stmts.c +++ b/gcc/tree-vect-stmts.c @@ -10897,6 +10897,9 @@ vect_transform_stmt (stmt_vec_info stmt_info, gimple_stmt_iterator *gsi, stmt_vec_info orig_stmt_info = vect_orig_stmt (stmt_info); if (!slp_node && STMT_VINFO_REDUC_DEF (orig_stmt_info) && STMT_VINFO_REDUC_TYPE (orig_stmt_info) != FOLD_LEFT_REDUCTION + && (STMT_VINFO_REDUC_TYPE (orig_stmt_info) != COND_REDUCTION + || (STMT_VINFO_VEC_REDUCTION_TYPE (orig_stmt_info) + != EXTRACT_LAST_REDUCTION)) && is_a <gphi *> (STMT_VINFO_REDUC_DEF (orig_stmt_info)->stmt)) { gphi *phi = as_a <gphi *> (STMT_VINFO_REDUC_DEF (orig_stmt_info)->stmt); |