1 | /* |
2 | * Copyright (c) 2015-2017, Intel Corporation |
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 | * * Redistributions of source code must retain the above copyright notice, |
8 | * this list of conditions and the following disclaimer. |
9 | * * Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * * Neither the name of Intel Corporation nor the names of its contributors |
13 | * may be used to endorse or promote products derived from this software |
14 | * without specific prior written permission. |
15 | * |
16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
26 | * POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
28 | |
29 | #ifndef ENGINE_DESCRIPTION_H |
30 | #define ENGINE_DESCRIPTION_H |
31 | |
32 | #include "ue2common.h" |
33 | #include "util/target_info.h" |
34 | |
35 | namespace ue2 { |
36 | |
37 | class EngineDescription { |
38 | u32 id; |
39 | target_t code_target; // the target that we built this code for |
40 | u32 numBuckets; |
41 | |
42 | public: |
43 | EngineDescription(u32 id_in, const target_t &code_target_in, |
44 | u32 numBuckets_in) |
45 | : id(id_in), code_target(code_target_in), numBuckets(numBuckets_in) {} |
46 | |
47 | virtual ~EngineDescription(); |
48 | |
49 | u32 getID() const { return id; } |
50 | u32 getNumBuckets() const { return numBuckets; } |
51 | |
52 | bool isValidOnTarget(const target_t &target_in) const; |
53 | virtual u32 getDefaultFloodSuffixLength() const = 0; |
54 | }; |
55 | |
56 | /** Returns a target given a CPU feature set value. */ |
57 | target_t targetByArchFeatures(u64a cpu_features); |
58 | |
59 | } // namespace ue2 |
60 | |
61 | #endif |
62 | |