| /* |
| * Copyright (c) 2003-2005 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: Nathan Binkert |
| */ |
| |
| /** |
| * @file |
| * Defines host-dependent types: |
| * Counter, Tick, and (indirectly) {int,uint}{8,16,32,64}_t. |
| */ |
| |
| #ifndef __HOST_HH__ |
| #define __HOST_HH__ |
| |
| #include <inttypes.h> |
| #include <limits> |
| |
| |
| /** uint64_t constant */ |
| #define ULL(N) ((uint64_t)N##ULL) |
| /** int64_t constant */ |
| #define LL(N) ((int64_t)N##LL) |
| |
| /** Statistics counter type. Not much excuse for not using a 64-bit |
| * integer here, but if you're desperate and only run short |
| * simulations you could make this 32 bits. |
| */ |
| typedef int64_t Counter; |
| |
| /** |
| * Clock cycle count type. |
| * @note using an unsigned breaks the cache. |
| */ |
| typedef int64_t Tick; |
| |
| const Tick MaxTick = std::numeric_limits<Tick>::max(); |
| |
| /** |
| * Address type |
| * This will probably be moved somewhere else in the near future. |
| * This should be at least as big as the biggest address width in use |
| * in the system, which will probably be 64 bits. |
| */ |
| typedef uint64_t Addr; |
| |
| const Addr MaxAddr = (Addr)-1; |
| |
| #endif // __HOST_H__ |
