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-/*
- * 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.
- */
-
-#ifndef __BASE_RANDOM_HH__
-#define __BASE_RANDOM_HH__
-
-#include "sim/host.hh"
-
-long getLong();
-double getDouble();
-uint64_t getUniformPos(uint64_t min, uint64_t max);
-int64_t getUniform(int64_t min, int64_t max);
-
-template <typename T>
-struct Random;
-
-template<> struct Random<int8_t>
-{
- static int8_t get()
- { return getLong() & (int8_t)-1; }
-
- static int8_t uniform(int8_t min, int8_t max)
- { return getUniform(min, max); }
-};
-
-template<> struct Random<uint8_t>
-{
- static uint8_t get()
- { return getLong() & (uint8_t)-1; }
-
- static uint8_t uniform(uint8_t min, uint8_t max)
- { return getUniformPos(min, max); }
-};
-
-template<> struct Random<int16_t>
-{
- static int16_t get()
- { return getLong() & (int16_t)-1; }
-
- static int16_t uniform(int16_t min, int16_t max)
- { return getUniform(min, max); }
-};
-
-template<> struct Random<uint16_t>
-{
- static uint16_t get()
- { return getLong() & (uint16_t)-1; }
-
- static uint16_t uniform(uint16_t min, uint16_t max)
- { return getUniformPos(min, max); }
-};
-
-template<> struct Random<int32_t>
-{
- static int32_t get()
- { return (int32_t)getLong(); }
-
- static int32_t uniform(int32_t min, int32_t max)
- { return getUniform(min, max); }
-};
-
-template<> struct Random<uint32_t>
-{
- static uint32_t get()
- { return (uint32_t)getLong(); }
-
- static uint32_t uniform(uint32_t min, uint32_t max)
- { return getUniformPos(min, max); }
-};
-
-template<> struct Random<int64_t>
-{
- static int64_t get()
- { return (int64_t)getLong() << 32 || (uint64_t)getLong(); }
-
- static int64_t uniform(int64_t min, int64_t max)
- { return getUniform(min, max); }
-};
-
-template<> struct Random<uint64_t>
-{
- static uint64_t get()
- { return (uint64_t)getLong() << 32 || (uint64_t)getLong(); }
-
- static uint64_t uniform(uint64_t min, uint64_t max)
- { return getUniformPos(min, max); }
-};
-
-template<> struct Random<float>
-{
- static float get()
- { return getDouble(); }
-};
-
-template<> struct Random<double>
-{
- static double get()
- { return getDouble(); }
-};
-
-#endif // __BASE_RANDOM_HH__