Merge pull request #2576 from devitocodes/hotfix-parlang-lowering

compiler: Enrich Ops data structure

Author: FabioLuporini

devito/ir/support/syncs.py

@@ -3,6 +3,7 @@
 """
 
 from collections import defaultdict
+from functools import cached_property
 
 from devito.data import FULL
 from devito.tools import Pickable, as_tuple, filter_ordered, frozendict
@@ -163,6 +164,21 @@ def update(self, ops):
             m[d] = set(self.get(d, [])) | set(v)
         return Ops(m)
 
+    def _get_sync(self, cls, dims=None):
+        if dims is None:
+            dims = list(self)
+        for d in dims:
+            for s in self.get(d, []):
+                if isinstance(s, cls):
+                    # NOTE: Remember there can only be one SyncOp of a given
+                    # type per `Ops` object
+                    return s
+        return None
+
+    @cached_property
+    def initarray(self):
+        return self._get_sync(InitArray)
+
 
 def normalize_syncs(*args, strict=True):
     if not args: