diff options
Diffstat (limited to 'gcc/tree-vect-patterns.c')
| -rw-r--r-- | gcc/tree-vect-patterns.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/tree-vect-patterns.c b/gcc/tree-vect-patterns.c index cd142e1..4b225fb 100644 --- a/gcc/tree-vect-patterns.c +++ b/gcc/tree-vect-patterns.c @@ -312,6 +312,9 @@ vect_recog_dot_prod_pattern (vec<gimple *> *stmts, tree *type_in, { gimple *def_stmt; + if (STMT_VINFO_DEF_TYPE (stmt_vinfo) != vect_reduction_def + && ! STMT_VINFO_GROUP_FIRST_ELEMENT (stmt_vinfo)) + return NULL; oprnd0 = gimple_assign_rhs1 (last_stmt); oprnd1 = gimple_assign_rhs2 (last_stmt); if (!types_compatible_p (TREE_TYPE (oprnd0), type) @@ -531,6 +534,9 @@ vect_recog_sad_pattern (vec<gimple *> *stmts, tree *type_in, { gimple *def_stmt; + if (STMT_VINFO_DEF_TYPE (stmt_vinfo) != vect_reduction_def + && ! STMT_VINFO_GROUP_FIRST_ELEMENT (stmt_vinfo)) + return NULL; plus_oprnd0 = gimple_assign_rhs1 (last_stmt); plus_oprnd1 = gimple_assign_rhs2 (last_stmt); if (!types_compatible_p (TREE_TYPE (plus_oprnd0), sum_type) @@ -1152,6 +1158,10 @@ vect_recog_widen_sum_pattern (vec<gimple *> *stmts, tree *type_in, if (gimple_assign_rhs_code (last_stmt) != PLUS_EXPR) return NULL; + if (STMT_VINFO_DEF_TYPE (stmt_vinfo) != vect_reduction_def + && ! STMT_VINFO_GROUP_FIRST_ELEMENT (stmt_vinfo)) + return NULL; + oprnd0 = gimple_assign_rhs1 (last_stmt); oprnd1 = gimple_assign_rhs2 (last_stmt); if (!types_compatible_p (TREE_TYPE (oprnd0), type) |