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-rw-r--r--subx/apps/crenshaw2-1.subx11
1 files changed, 5 insertions, 6 deletions
diff --git a/subx/apps/crenshaw2-1.subx b/subx/apps/crenshaw2-1.subx
index 3fe51fd7..53b59263 100644
--- a/subx/apps/crenshaw2-1.subx
+++ b/subx/apps/crenshaw2-1.subx
@@ -208,12 +208,11 @@ get-num:  # in : (address buffered-file), out : (address stream), err : fd or (a
     #   Look = get-char(in)
     #
     # registers:
-    #   ESI : in
-    #   EDI : out
-    #   EAX : temp
-    #   ECX : out->write (persisted back at end)
-    #   EDX : out->length
-    #   EBX : temp2
+    #   in: ESI
+    #   out: EDI
+    #   out->write: ECX (cached copy; need to keep in sync)
+    #   out->length: EDX
+    #   temporaries: EAX, EBX
     # We can't allocate Look to a register because it gets written implicitly in
     # get-char in each iteration of the loop. (Thereby demonstrating that it's
     # not the right interface for us. But we'll keep it just to follow Crenshaw.)