add note about flop counting for subscript indices

Author: majosm

pytato/analysis/__init__.py

@@ -1439,6 +1439,11 @@ def get_num_flops(
         this function assumes a SIMT-like model of computation in which the per-entry
         cost is the sum of the costs of the two branches.
 
+    .. note::
+
+        Calculations for array subscripts are currently assumed to be integer-typed.
+        Any floating point operations contained within will be ignored.
+
     .. note::
 
         Does not support functions. Function calls must be inlined before calling.
@@ -1476,6 +1481,11 @@ def get_materialized_node_flop_counts(
         this function assumes a SIMT-like model of computation in which the per-entry
         cost is the sum of the costs of the two branches.
 
+    .. note::
+
+        Calculations for array subscripts are currently assumed to be integer-typed.
+        Any floating point operations contained within will be ignored.
+
     .. note::
 
         Does not support functions. Function calls must be inlined before calling.
@@ -1519,6 +1529,11 @@ def get_unmaterialized_node_flop_counts(
         this function assumes a SIMT-like model of computation in which the per-entry
         cost is the sum of the costs of the two branches.
 
+    .. note::
+
+        Calculations for array subscripts are currently assumed to be integer-typed.
+        Any floating point operations contained within will be ignored.
+
     .. note::
 
         Does not support functions. Function calls must be inlined before calling.