Start introducing backend calls

python/dune/perftool/pdelab/argument.py

@@ -103,7 +103,7 @@ def name_trialfunction(element, restriction, component):
     rawname = "u" + "_".join(str(c) for c in component)
     name = restricted_name(rawname, restriction)
     container = name_coefficientcontainer(restriction)
-    evaluate_coefficient(element, name, container, restriction, component)
+    get_backend("eval_coefficient")(element, name, container, restriction, component)
     return name
 
 
@@ -119,7 +119,7 @@ def name_apply_function(element, restriction, component):
     rawname = "z_func" + "_".join(str(c) for c in component)
     name = restricted_name(rawname, restriction)
     container = name_applycontainer(restriction)
-    evaluate_coefficient(element, name, container, restriction, component)
+    get_backend("eval_coefficient")(element, name, container, restriction, component)
     return name
 
 

python/dune/perftool/pdelab/basis.py

 """ Generators for basis evaluations """
 
-from dune.perftool.generation import (cached,
+from dune.perftool.generation import (backend,
+                                      cached,
                                       class_member,
                                       generator_factory,
                                       include_file,
@@ -123,6 +124,7 @@ def shape_as_pymbolic(shape):
     return tuple(_shape_as_pymbolic(s) for s in shape)
 
 
+@backend(interface="eval_coefficient")
 @cached
 def evaluate_coefficient(element, name, container, restriction, component):
     from ufl.functionview import select_subelement

python/dune/perftool/pdelab/localoperator.py

@@ -403,11 +403,13 @@ def generate_accumulation_instruction(visitor, accterm, measure, subdomain_id):
                 (ansatz_lfs.get_args() + test_lfs.get_args() + (pymbolic_expr,))
                 )
 
-    from dune.perftool.generation import instruction
-    from dune.perftool.pdelab.quadrature import quadrature_iname
+    from dune.perftool.generation import get_backend, instruction
+    from dune.perftool.options import option_switch
+    quad_inames = get_backend(interface="quadinames", selector=option_switch("sumfac"))()
+
     instruction(assignees=(),
                 expression=expr,
-                forced_iname_deps=additional_inames.union(frozenset(visitor.inames).union(frozenset({quadrature_iname()}))),
+                forced_iname_deps=additional_inames.union(frozenset(visitor.inames).union(quad_inames)),
                 forced_iname_deps_is_final=True,
                 predicates=predicates
                 )

python/dune/perftool/pdelab/quadrature.py

@@ -17,6 +17,11 @@ def quadrature_iname():
     return "q"
 
 
+@backend(interface="quadinames")
+def quadrature_inames():
+    return frozenset({quadrature_iname()})
+
+
 def quadrature_preamble(code, **kw):
     return instruction(inames=quadrature_iname(), code=code, **kw)
 

python/dune/perftool/sumfact/sumfact.py

 from dune.perftool.pdelab.argument import pymbolic_coefficient
-from dune.perftool.generation import (domain,
+from dune.perftool.generation import (backend,
+                                      domain,
                                       get_counter,
                                       iname,
                                       instruction,
@@ -60,7 +61,8 @@ def setup_theta(element, container, restriction, component, a_matrices):
 
 
 # TODO this code is WIP and mainly used for experiments.
-def start_sumfactorization(element, container, restriction, component):
+@backend(interface="eval_coefficient", name="sumfact")
+def start_sumfactorization(element, name, container, restriction, component):
     theta = name_theta()
     rows = quadrature_points_per_direction()
     cols = basis_functions_per_direction()