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diff --git a/3d_gpu/architecture/compunit.mdwn b/3d_gpu/architecture/compunit.mdwn
index 5bcd79d6bcd9461887c2ac007ba4830bc58d92c6..187b826aa804f3d9a0abeae58e67ff06667b59c3 100644 (file)
--- a/3d_gpu/architecture/compunit.mdwn
+++ b/3d_gpu/architecture/compunit.mdwn
@@ -1,5 +1,10 @@
 # Computation Unit (aka "ALU Manager").
 
+CompUnits serve the purpose of monitoring operations, and act as the
+arbiter between register file ports (both read and write) and ALUs.
+A critical aspect of its role is that *at no time* does result production
+go "unmonitored".
+
 The Computation Unit module runs a "revolving door" set of three latches, based on
 
 * Issue