add note about potential future optimization

1 files changed, 3 insertions, 0 deletions

diff --git a/bcgen b/bcgen
index e972709..12937db 100755
--- a/bcgen
+++ b/bcgen
@@ -321,6 +321,9 @@ class BCGen:
         # kind of ugly but simplifies gen_select_instance a fair bit
         self.select.append('if (0) {}\n')
 
+        # we could potentially just calculate the wanted label directly and skip
+        # the huge number of if statements, potentially giving us a slight
+        # compile time speedup
         for r0 in self.place(fmt, 0):
             for r1 in self.place(fmt, 1):
                 for r2 in self.place(fmt, 2):