1
2/*
3 * Copyright (c) 2010-2013 ARM Limited
4 * Copyright (c) 2013 Advanced Micro Devices, Inc.
5 * All rights reserved
6 *
7 * The license below extends only to copyright in the software and shall
8 * not be construed as granting a license to any other intellectual
9 * property including but not limited to intellectual property relating
10 * to a hardware implementation of the functionality of the software
11 * licensed hereunder. You may use the software subject to the license
12 * terms below provided that you ensure that this notice is replicated

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410
411 memDepViolator = NULL;
412
413 return temp;
414}
415
416template <class Impl>
417unsigned
418LSQUnit<Impl>::numFreeLoadEntries()
419{
420 //LQ has an extra dummy entry to differentiate
421 //empty/full conditions. Subtract 1 from the free entries.
422 DPRINTF(LSQUnit, "LQ size: %d, #loads occupied: %d\n", LQEntries, loads);
423 return LQEntries - loads - 1;
424}
425
426template <class Impl>
427unsigned
428LSQUnit<Impl>::numFreeStoreEntries()
429{
430 //SQ has an extra dummy entry to differentiate
431 //empty/full conditions. Subtract 1 from the free entries.
432 DPRINTF(LSQUnit, "SQ size: %d, #stores occupied: %d\n", SQEntries, stores);
433 return SQEntries - stores - 1;
434
435 }
436
437template <class Impl>
438void
439LSQUnit<Impl>::checkSnoop(PacketPtr pkt)
440{
441 int load_idx = loadHead;
442 DPRINTF(LSQUnit, "Got snoop for address %#x\n", pkt->getAddr());
443
444 // Unlock the cpu-local monitor when the CPU sees a snoop to a locked
445 // address. The CPU can speculatively execute a LL operation after a pending

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