diff options
Diffstat (limited to 'gcc/tree-vector-builder.c')
| -rw-r--r-- | gcc/tree-vector-builder.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/gcc/tree-vector-builder.c b/gcc/tree-vector-builder.c index 7912f39..08652a2 100644 --- a/gcc/tree-vector-builder.c +++ b/gcc/tree-vector-builder.c @@ -108,14 +108,17 @@ tree_vector_builder::new_binary_operation (tree type, tree t1, tree t2, unsigned int tree_vector_builder::binary_encoded_nelts (tree t1, tree t2) { - unsigned int nelts = TYPE_VECTOR_SUBPARTS (TREE_TYPE (t1)); - gcc_assert (nelts == TYPE_VECTOR_SUBPARTS (TREE_TYPE (t2))); + poly_uint64 nelts = TYPE_VECTOR_SUBPARTS (TREE_TYPE (t1)); + gcc_assert (known_eq (nelts, TYPE_VECTOR_SUBPARTS (TREE_TYPE (t2)))); /* See new_binary_operation for details. */ unsigned int npatterns = least_common_multiple (VECTOR_CST_NPATTERNS (t1), VECTOR_CST_NPATTERNS (t2)); unsigned int nelts_per_pattern = MAX (VECTOR_CST_NELTS_PER_PATTERN (t1), VECTOR_CST_NELTS_PER_PATTERN (t2)); - return MIN (npatterns * nelts_per_pattern, nelts); + unsigned HOST_WIDE_INT const_nelts; + if (nelts.is_constant (&const_nelts)) + return MIN (npatterns * nelts_per_pattern, const_nelts); + return npatterns * nelts_per_pattern; } /* Return a vector element with the value BASE + FACTOR * STEP. */ |