RISCV Sail Model

The Sail architecture models here, comprising all files and
directories are subject to the BSD two-clause licence
below.

Copyright (c) 2013-2018
  Kathyrn Gray
  Shaked Flur
  Stephen Kell
  Gabriel Kerneis
  Robert Norton-Wright
  Christopher Pulte
  Peter Sewell
  Alasdair Armstrong
  Brian Campbell
  Thomas Bauereiss
  Anthony Fox
  Jon French
  Dominic Mulligan
  Stephen Kell
  Mark Wassell

All rights reserved.

This software was developed by the above within the Rigorous
Engineering of Mainstream Systems (REMS) project, partly funded by
EPSRC grant EP/K008528/1, at the Universities of Cambridge and
Edinburgh.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
   notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
   notice, this list of conditions and the following disclaimer in
   the documentation and/or other materials provided with the
   distribution.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.