Add option to throw error if program was not fully vectorized

python/dune/perftool/options.py

@@ -80,6 +80,7 @@ class PerftoolFormOptionsArray(ImmutableRecord):
     sumfact = PerftoolOption(default=False, helpstr="Use sumfactorization")
     vectorization_quadloop = PerftoolOption(default=False, helpstr="whether to generate code with explicit vectorization")
     vectorization_strategy = PerftoolOption(default="none", helpstr="The identifier of the vectorization cost model. Possible values: none|explicit|model")
+    vectorization_not_fully_vectorized_error = PerftoolOption(default=False, helpstr="throw an error if nonquadloop vectorization did not fully vectorize")
     vectorization_horizontal = PerftoolOption(default=None, helpstr="an explicit value for horizontal vectorization read by the 'explicit' strategy")
     vectorization_vertical = PerftoolOption(default=None, helpstr="an explicit value for vertical vectorization read by the 'explicit' strategy")
     vectorization_padding = PerftoolOption(default=None, helpstr="an explicit value for the allowed padding in vectorization")

python/dune/perftool/sumfact/vectorization.py

@@ -32,6 +32,9 @@ import math
 
 @generator_factory(item_tags=("vecinfo", "dryrundata"), cache_key_generator=lambda o, n: o)
 def _cache_vectorization_info(old, new):
+    if get_form_option("vectorization_not_fully_vectorized_error"):
+        if not isinstance(new, VectorizedSumfactKernel):
+            raise PerftoolVectorizationError("Did not fully vectorize!")
     if new is None:
         raise PerftoolVectorizationError("Vectorization info for sum factorization kernel was not gathered correctly!")
     return new