From d3f0d7242732d8fb8885600c00c80c1aff8b5253 Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Fri, 8 Jul 2016 18:31:31 +0200 Subject: [PATCH] Added warning about adding fsm_encoding attributes to wires to manual --- manual/CHAPTER_Optimize.tex | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/manual/CHAPTER_Optimize.tex b/manual/CHAPTER_Optimize.tex index 4b09c2231..eee92ef5c 100644 --- a/manual/CHAPTER_Optimize.tex +++ b/manual/CHAPTER_Optimize.tex @@ -222,6 +222,10 @@ This heuristic has proven to work very well. It is possible to overwrite it by s and setting \B{fsm\_encoding}{\tt = "none"} on registers that match the above criteria but should not be considered FSM state registers. +Note however that marking state registers with \B{fsm\_encoding} that are not +suitable for FSM recoding can cause synthesis to fail or produce invalid +results. + \subsection{FSM Extraction} The {\tt fsm\_extract} pass operates on all state signals marked with the -- 2.30.2