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+
+/*
+ * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * 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;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
+ * OWNER 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.
+ */
+
+/*
+ * slicc_util.h
+ *
+ * Description: These are the functions that exported to slicc from ruby.
+ *
+ * $Id$
+ *
+ */
+
+#ifndef SLICC_UTIL_H
+#define SLICC_UTIL_H
+
+#include "Global.hh"
+#include "Address.hh"
+#include "NodeID.hh"
+#include "MachineID.hh"
+#include "RubyConfig.hh"
+#include "CacheMsg.hh"
+#include "GenericRequestType.hh"
+#include "CacheRequestType.hh"
+#include "AccessType.hh"
+#include "MachineType.hh"
+#include "Directory_State.hh"
+#include "L1Cache_State.hh"
+#include "MessageSizeType.hh"
+#include "Network.hh"
+#include "PrefetchBit.hh"
+
+#include "RubySlicc_ComponentMapping.hh"
+
+class Set;
+class NetDest;
+
+extern inline int random(int n)
+{
+ return random() % n;
+}
+
+extern inline bool multicast_retry()
+{
+ if (RANDOMIZATION) {
+ return (random() & 0x1);
+ } else {
+ return true;
+ }
+}
+
+extern inline int cache_state_to_int(L1Cache_State state)
+{
+ return state;
+}
+
+extern inline Time get_time()
+{
+ return g_eventQueue_ptr->getTime();
+}
+
+extern inline Time zero_time()
+{
+ return 0;
+}
+
+extern inline NodeID intToID(int nodenum)
+{
+ NodeID id = nodenum;
+ return id;
+}
+
+extern inline int IDToInt(NodeID id)
+{
+ int nodenum = id;
+ return nodenum;
+}
+
+extern inline int addressToInt(Address addr)
+{
+ return (int) addr.getLineAddress();
+}
+
+extern inline int MessageSizeTypeToInt(MessageSizeType size_type)
+{
+ return MessageSizeType_to_int(size_type);
+}
+
+extern inline int numberOfNodes()
+{
+ return RubyConfig::numberOfChips();
+}
+
+extern inline int numberOfL1CachePerChip()
+{
+ return RubyConfig::numberOfL1CachePerChip();
+}
+
+extern inline bool long_enough_ago(Time event)
+{
+ return ((get_time() - event) > 200);
+}
+
+extern inline int getAddThenMod(int addend1, int addend2, int modulus)
+{
+ return (addend1 + addend2) % modulus;
+}
+
+extern inline Time getTimeModInt(Time time, int modulus)
+{
+ return time % modulus;
+}
+
+extern inline Time getTimePlusInt(Time addend1, int addend2)
+{
+ return (Time) addend1 + addend2;
+}
+
+extern inline Time getTimeMinusTime(Time t1, Time t2)
+{
+ ASSERT(t1 >= t2);
+ return t1 - t2;
+}
+
+extern inline Time getPreviousDelayedCycles(Time t1, Time t2)
+{
+ if (RANDOMIZATION) { // when randomizing delayed
+ return 0;
+ } else {
+ return getTimeMinusTime(t1, t2);
+ }
+}
+
+extern inline void WARN_ERROR_TIME(Time time)
+{
+ WARN_EXPR(time);
+}
+
+// Return type for time_to_int is "Time" and not "int" so we get a 64-bit integer
+extern inline Time time_to_int(Time time)
+{
+ return time;
+}
+
+
+extern inline bool getFilteringEnabled()
+{
+ return g_FILTERING_ENABLED;
+}
+
+extern inline int getRetryThreshold()
+{
+ return g_RETRY_THRESHOLD;
+}
+
+extern inline int getFixedTimeoutLatency()
+{
+ return g_FIXED_TIMEOUT_LATENCY;
+}
+
+extern inline int N_tokens()
+{
+ // return N+1 to handle clean writeback
+ return g_PROCS_PER_CHIP + 1;
+ // return 1;
+}
+
+extern inline bool distributedPersistentEnabled()
+{
+ return g_DISTRIBUTED_PERSISTENT_ENABLED;
+}
+
+extern inline bool getDynamicTimeoutEnabled()
+{
+ return g_DYNAMIC_TIMEOUT_ENABLED;
+}
+
+// Appends an offset to an address
+extern inline Address setOffset(Address addr, int offset)
+{
+ Address result = addr;
+ result.setOffset(offset);
+ return result;
+}
+
+// Makes an address into a line address
+extern inline Address makeLineAddress(Address addr)
+{
+ Address result = addr;
+ result.makeLineAddress();
+ return result;
+}
+
+#endif //SLICC_UTIL_H