From ac8f4d298b3cc351fa0658857e11069a67adb7ba Mon Sep 17 00:00:00 2001 From: Clifford Wolf Date: Thu, 30 Oct 2014 09:12:55 +0100 Subject: [PATCH] Improved nomem2reg documentation --- README | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/README b/README index 1eb6f10aa..d90a11935 100644 --- a/README +++ b/README @@ -248,7 +248,10 @@ Verilog Attributes and non-standard features is strongly recommended instead). - The "nomem2reg" attribute on modules or arrays prohibits the - automatic early conversion of arrays to separate registers. + automatic early conversion of arrays to separate registers. This + is potentially dangerous. Usually the front-end has good reasons + for converting an array to a list of registers. Prohibiting this + step will likely result in incorrect synthesis results. - The "mem2reg" attribute on modules or arrays forces the early conversion of arrays to separate registers. -- 2.30.2