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Diffstat (limited to 'mem/cache/prefetch/tagged_prefetcher_impl.hh')
-rw-r--r-- | mem/cache/prefetch/tagged_prefetcher_impl.hh | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/mem/cache/prefetch/tagged_prefetcher_impl.hh b/mem/cache/prefetch/tagged_prefetcher_impl.hh deleted file mode 100644 index 6c27256a9..000000000 --- a/mem/cache/prefetch/tagged_prefetcher_impl.hh +++ /dev/null @@ -1,73 +0,0 @@ -/* - * Copyright (c) 2005 The Regents of The University of Michigan - * 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. - */ - -/** - * @file - * Describes a tagged prefetcher based on template policies. - */ - -#include "mem/cache/prefetch/tagged_prefetcher.hh" - -template <class TagStore, class Buffering> -TaggedPrefetcher<TagStore, Buffering>:: -TaggedPrefetcher(int size, bool pageStop, bool serialSquash, - bool cacheCheckPush, bool onlyData, - Tick latency, int degree) - :Prefetcher<TagStore, Buffering>(size, pageStop, serialSquash, - cacheCheckPush, onlyData), - latency(latency), degree(degree) -{ -} - -template <class TagStore, class Buffering> -void -TaggedPrefetcher<TagStore, Buffering>:: -calculatePrefetch(MemReqPtr &req, std::list<Addr> &addresses, - std::list<Tick> &delays) -{ - Addr blkAddr = req->paddr & ~(Addr)(this->blkSize-1); - - for (int d=1; d <= degree; d++) { - Addr newAddr = blkAddr + d*(this->blkSize); - if (this->pageStop && - (blkAddr & ~(TheISA::VMPageSize - 1)) != - (newAddr & ~(TheISA::VMPageSize - 1))) - { - //Spanned the page, so now stop - this->pfSpanPage += degree - d + 1; - return; - } - else - { - addresses.push_back(newAddr); - delays.push_back(latency); - } - } -} - - |