multiperspective_perceptron_64KB.cc revision 14034:937e704c6807 
1/*
2 * Copyright 2019 Texas A&M University
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * 1. Redistributions of source code must retain the above copyright notice,
8 *    this list of conditions and the following disclaimer.
9 *
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 *    this list of conditions and the following disclaimer in the documentation
12 *    and/or other materials provided with the distribution.
13 *
14 * 3. Neither the name of the copyright holder nor the names of its
15 *    contributors may be used to endorse or promote products derived from this
16 *    software without specific prior written permission.
17 *
18 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 *  HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 *
30 *  Author: Daniel A. Jiménez
31 *  Adapted to gem5 by: Javier Bueno Hedo
32 *
33 */
34
35/*
36 * Multiperspective Perceptron Predictor (by Daniel A. Jiménez)
37 * - 64KB version
38 */
39
40#include "cpu/pred/multiperspective_perceptron_64KB.hh"
41
42MultiperspectivePerceptron64KB::MultiperspectivePerceptron64KB(
43        const MultiperspectivePerceptron64KBParams *p)
44    : MultiperspectivePerceptron(p)
45{
46}
47
48void
49MultiperspectivePerceptron64KB::createSpecs() {
50    addSpec(new ACYCLIC(10, -1, -1, 1.0, 0, 6, *this));
51    addSpec(new BLURRYPATH(10, 7, -1, 1.0, 0, 6, *this));
52    addSpec(new GHIST(0, 19, 1.3125, 0, 6, *this));
53    addSpec(new GHIST(0, 65, 0.85, 0, 6, *this));
54    addSpec(new GHIST(111, 222, 1.0, 0, 6, *this));
55    addSpec(new GHIST(115, 206, 1.0, 0, 6, *this));
56    addSpec(new GHIST(190, 336, 1.0, 0, 6, *this));
57    addSpec(new GHIST(21, 64, 1.0, 0, 6, *this));
58    addSpec(new GHIST(48, 119, 1.0, 0, 6, *this));
59    addSpec(new GHIST(67, 203, 0.75, 0, 6, *this));
60    addSpec(new GHIST(75, 150, 1.0, 0, 6, *this));
61    addSpec(new GHISTMODPATH(1, 5, 4, 1.45, 1913, 6, *this));
62    addSpec(new GHISTMODPATH(3, 13, 1, 1.0, 0, 6, *this));
63    addSpec(new GHISTPATH(105, 4, 0, 1.0, 0, 6, *this));
64    addSpec(new GHISTPATH(11, 2, -1, 1.25, 0, 6, *this));
65    addSpec(new GHISTPATH(15, 4, -1, 1.125, 0, 6, *this));
66    addSpec(new GHISTPATH(23, 4, -1, 1.0, 0, 6, *this));
67    addSpec(new GHISTPATH(31, 1, -1, 1.0, 0, 6, *this));
68    addSpec(new GHISTPATH(32, 2, -1, 1.0, 0, 6, *this));
69    addSpec(new GHISTPATH(36, 4, -1, 1.0, 0, 6, *this));
70    addSpec(new GHISTPATH(51, 1, 0, 1.0, 0, 6, *this));
71    addSpec(new GHISTPATH(7, 1, -1, 1.5, 0, 6, *this));
72    addSpec(new GHISTPATH(72, 1, -1, 1.0, 0, 6, *this));
73    addSpec(new GHISTPATH(86, 4, 0, 1.0, 0, 6, *this));
74    addSpec(new IMLI(1, 1.8125, 0, 6, *this));
75    addSpec(new IMLI(4, 1.78125, 1536, 6, *this));
76    addSpec(new LOCAL(-1, 1.0, 1024, 6, *this));
77    addSpec(new LOCAL(-1, 2.0, 3467, 6, *this));
78    addSpec(new MODHIST(1, 16, 0.9375, 0, 6, *this));
79    addSpec(new MODPATH(3, 20, 1, 1.0, 0, 6, *this));
80    addSpec(new PATH(13, 2, -1, 1.4375, 0, 6, *this));
81    addSpec(new PATH(27, 5, -1, 1.0, 0, 6, *this));
82    addSpec(new RECENCY(10, 3, -1, 0.55, 1024, 6, *this));
83    addSpec(new RECENCY(14, 4, -1, 1.3125, 0, 6, *this));
84    addSpec(new RECENCYPOS(31, 1.5, 0, 6, *this));
85    addSpec(new SGHISTPATH(1, 2, 5, 1.25, 768, 6, *this));
86    addSpec(new SGHISTPATH(1, 5, 2, 1.3125, 972, 6, *this));
87}
88
89    MultiperspectivePerceptron64KB*
90MultiperspectivePerceptron64KBParams::create()
91{
92    return new MultiperspectivePerceptron64KB(this);
93}
94