Initial commit of OpenSPARC T2 architecture model.

[OpenSPARC-T2-SAM] / sam-t2 / sam / cpus / vonk / ss / lib / cpu / src / SS_Message.cc

// ========== Copyright Header Begin ==========================================
// 
// OpenSPARC T2 Processor File: SS_Message.cc
// Copyright (c) 2006 Sun Microsystems, Inc.  All Rights Reserved.
// DO NOT ALTER OR REMOVE COPYRIGHT NOTICES.
// 
// The above named program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public
// License version 2 as published by the Free Software Foundation.
// 
// The above named program is distributed in the hope that it will be 
// useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// General Public License for more details.
// 
// You should have received a copy of the GNU General Public
// License along with this work; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
// 
// ========== Copyright Header End ============================================

#include "SS_Message.h"

SS_Message::SS_Message()/*{{{*/
 :
  head(0),
  tail(0),
  free_list(0),
  free_count(0)
{
  // The Flags and uint64_t have to be the same size so that
  // one ldx can load 8 bytes of message conditions ... 
  assert(sizeof(Flags) <= sizeof(uint64_t));

  pending = 0;
   
  // The empty message queue is a queue with one dummy
  // node in place.
 
  head = tail = new SS_Signal(SS_Signal::FREE);
  head->next = 0;
}
/*}}}*/
void SS_Message::snapshot( SS_SnapShot& ss, const char* prefix )/*{{{*/
{
  if (ss.get_version() > 1)
  {
    sprintf(ss.tag,"%s.msg.pending",prefix);
    ss.val(&pending);
  }
}
/*}}}*/