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Diffstat (limited to 'src/base/fast_alloc.cc')
-rw-r--r-- | src/base/fast_alloc.cc | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/src/base/fast_alloc.cc b/src/base/fast_alloc.cc deleted file mode 100644 index d370b93e8..000000000 --- a/src/base/fast_alloc.cc +++ /dev/null @@ -1,72 +0,0 @@ -/* - * Copyright (c) 2000-2005 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. - * - * Authors: Steve Reinhardt - */ - -/* - * This code was originally written by Steve Reinhardt as part of - * the Wisconsin Wind Tunnel simulator. Relicensed as part of M5 - * by permission. - */ - -#include <cassert> - -#include "base/fast_alloc.hh" - -#if USE_FAST_ALLOC - -void *FastAlloc::freeLists[Num_Buckets]; - -#if FAST_ALLOC_STATS -unsigned FastAlloc::newCount[Num_Buckets]; -unsigned FastAlloc::deleteCount[Num_Buckets]; -unsigned FastAlloc::allocCount[Num_Buckets]; -#endif - -void * -FastAlloc::moreStructs(int bucket) -{ - assert(bucket > 0 && bucket < Num_Buckets); - - int sz = bucket * Alloc_Quantum; - const int nstructs = Num_Structs_Per_New; // how many to allocate? - char *p = ::new char[nstructs * sz]; - -#if FAST_ALLOC_STATS - ++allocCount[bucket]; -#endif - - freeLists[bucket] = p; - for (int i = 0; i < (nstructs-2); ++i, p += sz) - *(void **)p = p + sz; - *(void **)p = 0; - - return (p + sz); -} - -#endif // USE_FAST_ALLOC |