| 1 | // ========== Copyright Header Begin ========================================== |
| 2 | // |
| 3 | // OpenSPARC T2 Processor File: SS_Message.cc |
| 4 | // Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. |
| 5 | // DO NOT ALTER OR REMOVE COPYRIGHT NOTICES. |
| 6 | // |
| 7 | // The above named program is free software; you can redistribute it and/or |
| 8 | // modify it under the terms of the GNU General Public |
| 9 | // License version 2 as published by the Free Software Foundation. |
| 10 | // |
| 11 | // The above named program is distributed in the hope that it will be |
| 12 | // useful, but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | // General Public License for more details. |
| 15 | // |
| 16 | // You should have received a copy of the GNU General Public |
| 17 | // License along with this work; if not, write to the Free Software |
| 18 | // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. |
| 19 | // |
| 20 | // ========== Copyright Header End ============================================ |
| 21 | |
| 22 | #include "SS_Message.h" |
| 23 | |
| 24 | SS_Message::SS_Message()/*{{{*/ |
| 25 | : |
| 26 | head(0), |
| 27 | tail(0), |
| 28 | free_list(0), |
| 29 | free_count(0) |
| 30 | { |
| 31 | // The Flags and uint64_t have to be the same size so that |
| 32 | // one ldx can load 8 bytes of message conditions ... |
| 33 | assert(sizeof(Flags) <= sizeof(uint64_t)); |
| 34 | |
| 35 | pending = 0; |
| 36 | |
| 37 | // The empty message queue is a queue with one dummy |
| 38 | // node in place. |
| 39 | |
| 40 | head = tail = new SS_Signal(SS_Signal::FREE); |
| 41 | head->next = 0; |
| 42 | } |
| 43 | /*}}}*/ |
| 44 | void SS_Message::snapshot( SS_SnapShot& ss, const char* prefix )/*{{{*/ |
| 45 | { |
| 46 | if (ss.get_version() > 1) |
| 47 | { |
| 48 | sprintf(ss.tag,"%s.msg.pending",prefix); |
| 49 | ss.val(&pending); |
| 50 | } |
| 51 | } |
| 52 | /*}}}*/ |