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/*******************************************************************************
* Copyright 2025 Intel Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*******************************************************************************/
#include "bfn.hpp"
#include "internal/utils.hpp"
GEMMSTONE_NAMESPACE_START
BFN::operator uint8_t() const {
switch (op) {
case ngen::Opcode::mov: return left;
case ngen::Opcode::and_: return left & right;
case ngen::Opcode::or_: return left | right;
case ngen::Opcode::xor_: return left ^ right;
default: stub();
}
}
std::string BFN::str() const {
if (op == ngen::Opcode::mov) {
if (left == 0x00) return "0";
if (left == 0xFF) return "1";
if (left == 0x0F) return "~s2";
if (left == 0x33) return "~s1";
if (left == 0x55) return "~s0";
if (left == 0xAA) return "s0";
if (left == 0xCC) return "s1";
if (left == 0xF0) return "s2";
return "???";
}
std::string op_name = (op == ngen::Opcode::and_ ? "&" : op == ngen::Opcode::or_ ? "|" : "^");
return nodes[left].str() + op_name + nodes[right].str();
}
BFN BFN::operator~() const {
auto inv = [](uint8_t v) -> uint8_t { return ~v & 0xFF; };
switch (op) {
case ngen::Opcode::mov: return {ngen::Opcode::mov, inv(left)};
case ngen::Opcode::and_: return {ngen::Opcode::or_, inv(left), inv(right)};
case ngen::Opcode::or_: return {ngen::Opcode::and_, inv(left), inv(right)};
case ngen::Opcode::xor_: return {ngen::Opcode::xor_, left, inv(right)};
default: stub();
}
}
BFN BFN::zeros = 0x00;
BFN BFN::s0 = 0xAA;
BFN BFN::s1 = 0xCC;
BFN BFN::s2 = 0xF0;
BFN BFN::nodes[256] = {
zeros, // bfn.0x00
(~s0&~s1)&~s2, // bfn.0x01
(s0&~s1)&~s2, // bfn.0x02
~s1&~s2, // bfn.0x03
(~s0&s1)&~s2, // bfn.0x04
~s0&~s2, // bfn.0x05
(s0^s1)&~s2, // bfn.0x06
(~s0|~s1)&~s2, // bfn.0x07
(s0&s1)&~s2, // bfn.0x08
(s0^~s1)&~s2, // bfn.0x09
s0&~s2, // bfn.0x0A
(s0|~s1)&~s2, // bfn.0x0B
s1&~s2, // bfn.0x0C
(~s0|s1)&~s2, // bfn.0x0D
(s0|s1)&~s2, // bfn.0x0E
~s2, // bfn.0x0F
(~s0&~s1)&s2, // bfn.0x10
~s0&~s1, // bfn.0x11
(s0^s2)&~s1, // bfn.0x12
(~s0|~s2)&~s1, // bfn.0x13
~s0&(s1^s2), // bfn.0x14
~s0&(~s1|~s2), // bfn.0x15
s0^((s0&s1)|(s1^s2)), // bfn.0x16
(~s0&~s1)|((~s0|~s1)&~s2), // bfn.0x17
(s0^s2)&(s1^s2), // bfn.0x18
s0^((s0&s2)|~s1), // bfn.0x19
s0^((s0|~s1)&s2), // bfn.0x1A
(s0&~s2)|(~s0&~s1), // bfn.0x1B
((s0&s2)|s1)^s2, // bfn.0x1C
(~s0&~s1)|(s1&~s2), // bfn.0x1D
(s0|s1)^s2, // bfn.0x1E
(~s0&~s1)|~s2, // bfn.0x1F
(s0&~s1)&s2, // bfn.0x20
(s0^~s2)&~s1, // bfn.0x21
s0&~s1, // bfn.0x22
(s0|~s2)&~s1, // bfn.0x23
(s0^s1)&(s1^s2), // bfn.0x24
s0^((s0&s1)|~s2), // bfn.0x25
s0^((s0|~s2)&s1), // bfn.0x26
(s0&~s1)|(~s0&~s2), // bfn.0x27
s0&(s1^s2), // bfn.0x28
s0^(((~s0&s1)|~s2)^s1), // bfn.0x29
s0&(~s1|~s2), // bfn.0x2A
(s0&~s1)|((s0|~s1)&~s2), // bfn.0x2B
((~s0&s2)|s1)^s2, // bfn.0x2C
(~s0|s1)^s2, // bfn.0x2D
(s0&~s1)|(s1&~s2), // bfn.0x2E
(s0&~s1)|~s2, // bfn.0x2F
~s1&s2, // bfn.0x30
(~s0|s2)&~s1, // bfn.0x31
(s0|s2)&~s1, // bfn.0x32
~s1, // bfn.0x33
((s0&s1)|s2)^s1, // bfn.0x34
(~s0&~s2)|(~s1&s2), // bfn.0x35
(s0|s2)^s1, // bfn.0x36
(~s0&~s2)|~s1, // bfn.0x37
((~s0&s1)|s2)^s1, // bfn.0x38
(~s0|s2)^s1, // bfn.0x39
(s0&~s2)|(~s1&s2), // bfn.0x3A
(s0&~s2)|~s1, // bfn.0x3B
s1^s2, // bfn.0x3C
(~s0&~s1)|(s1^s2), // bfn.0x3D
(s0&~s1)|(s1^s2), // bfn.0x3E
~s1|~s2, // bfn.0x3F
(~s0&s1)&s2, // bfn.0x40
~s0&(s1^~s2), // bfn.0x41
(s0^s1)&(s1^~s2), // bfn.0x42
((s0&s1)|~s2)^s1, // bfn.0x43
~s0&s1, // bfn.0x44
~s0&(s1|~s2), // bfn.0x45
s0^((s0&s2)|s1), // bfn.0x46
(~s0&s1)|(~s1&~s2), // bfn.0x47
(s0^s2)&s1, // bfn.0x48
s0^((s0&s2)|(s1^~s2)), // bfn.0x49
s0^((s0|s1)&s2), // bfn.0x4A
(s0|~s1)^s2, // bfn.0x4B
(~s0|~s2)&s1, // bfn.0x4C
(~s0&s1)|((~s0|s1)&~s2), // bfn.0x4D
(s0&~s2)|(~s0&s1), // bfn.0x4E
(~s0&s1)|~s2, // bfn.0x4F
~s0&s2, // bfn.0x50
~s0&(~s1|s2), // bfn.0x51
s0^((s0&s1)|s2), // bfn.0x52
(~s0&s2)|(~s1&~s2), // bfn.0x53
~s0&(s1|s2), // bfn.0x54
~s0, // bfn.0x55
s0^(s1|s2), // bfn.0x56
~s0|(~s1&~s2), // bfn.0x57
s0^((s0&~s1)|s2), // bfn.0x58
s0^(~s1|s2), // bfn.0x59
s0^s2, // bfn.0x5A
(s0^s2)|(~s0&~s1), // bfn.0x5B
(~s0&s2)|(s1&~s2), // bfn.0x5C
~s0|(s1&~s2), // bfn.0x5D
(s0^s2)|(s1&~s2), // bfn.0x5E
~s0|~s2, // bfn.0x5F
(s0^s1)&s2, // bfn.0x60
s0^((s0&s1)|(s1^~s2)), // bfn.0x61
s0^((s0|s2)&s1), // bfn.0x62
(s0|~s2)^s1, // bfn.0x63
s0^((s0&~s2)|s1), // bfn.0x64
s0^(s1|~s2), // bfn.0x65
s0^s1, // bfn.0x66
(s0^s1)|(~s0&~s2), // bfn.0x67
s0^(((~s0&~s1)|s2)^~s1), // bfn.0x68
(s0^s1)^~s2, // bfn.0x69
s0^(s1&s2), // bfn.0x6A
(s0^(s1&s2))|(~s1&~s2), // bfn.0x6B
(~s0|~s2)^~s1, // bfn.0x6C
(s0^(s1|~s2))|(s1&~s2), // bfn.0x6D
(s0^s1)|(s0&~s2), // bfn.0x6E
(s0^s1)|~s2, // bfn.0x6F
(~s0|~s1)&s2, // bfn.0x70
(~s0&s2)|((~s0|s2)&~s1), // bfn.0x71
(s0&~s1)|(~s0&s2), // bfn.0x72
(~s0&s2)|~s1, // bfn.0x73
(~s0&s1)|(~s1&s2), // bfn.0x74
~s0|(~s1&s2), // bfn.0x75
(s0^s1)|(~s0&s2), // bfn.0x76
~s0|~s1, // bfn.0x77
(~s0|~s1)^~s2, // bfn.0x78
(s0^(~s1|s2))|(~s1&s2), // bfn.0x79
(s0^s2)|(s0&~s1), // bfn.0x7A
(s0^s2)|~s1, // bfn.0x7B
(~s0&s1)|(s1^s2), // bfn.0x7C
~s0|(s1^s2), // bfn.0x7D
(s0^s1)|(s1^s2), // bfn.0x7E
(~s0|~s1)|~s2, // bfn.0x7F
(s0&s1)&s2, // bfn.0x80
(s0^~s1)&(s1^~s2), // bfn.0x81
s0&(s1^~s2), // bfn.0x82
((~s0&s1)|~s2)^s1, // bfn.0x83
(s0^~s2)&s1, // bfn.0x84
s0^((s0&~s1)|~s2), // bfn.0x85
s0^(((~s0&s2)|s1)^s2), // bfn.0x86
(~s0|~s1)^s2, // bfn.0x87
s0&s1, // bfn.0x88
s0^((s0|~s2)&~s1), // bfn.0x89
s0&(s1|~s2), // bfn.0x8A
(s0&s1)|(~s1&~s2), // bfn.0x8B
(s0|~s2)&s1, // bfn.0x8C
(s0&s1)|(~s0&~s2), // bfn.0x8D
(s0&s1)|((s0|s1)&~s2), // bfn.0x8E
(s0&s1)|~s2, // bfn.0x8F
(s0^~s1)&s2, // bfn.0x90
s0^((s0&~s2)|~s1), // bfn.0x91
s0^(((~s0&s1)|s2)^s1), // bfn.0x92
(~s0|~s2)^s1, // bfn.0x93
s0^((s0&~s1)|(s1^s2)), // bfn.0x94
s0^(~s1|~s2), // bfn.0x95
(s0^s1)^s2, // bfn.0x96
(s0^(~s1|~s2))|(~s1&~s2), // bfn.0x97
s0^((s0|s2)&~s1), // bfn.0x98
s0^~s1, // bfn.0x99
s0^(~s1&s2), // bfn.0x9A
(s0^~s1)|(s0&~s2), // bfn.0x9B
(s0|~s2)^~s1, // bfn.0x9C
(s0^~s1)|(s1&~s2), // bfn.0x9D
(s0^(~s1&s2))|(s1&~s2), // bfn.0x9E
(s0^~s1)|~s2, // bfn.0x9F
s0&s2, // bfn.0xA0
s0^((s0|~s1)&~s2), // bfn.0xA1
s0&(~s1|s2), // bfn.0xA2
(s0&s2)|(~s1&~s2), // bfn.0xA3
s0^((s0|s1)&~s2), // bfn.0xA4
s0^~s2, // bfn.0xA5
s0^(s1&~s2), // bfn.0xA6
(s0^~s2)|(s0&~s1), // bfn.0xA7
s0&(s1|s2), // bfn.0xA8
s0^(~s1&~s2), // bfn.0xA9
s0, // bfn.0xAA
s0|(~s1&~s2), // bfn.0xAB
(s0&s2)|(s1&~s2), // bfn.0xAC
(s0^~s2)|(s0&s1), // bfn.0xAD
s0|(s1&~s2), // bfn.0xAE
s0|~s2, // bfn.0xAF
(s0|~s1)&s2, // bfn.0xB0
(s0&s2)|(~s0&~s1), // bfn.0xB1
(s0&s2)|((s0|s2)&~s1), // bfn.0xB2
(s0&s2)|~s1, // bfn.0xB3
(s0|~s1)^~s2, // bfn.0xB4
(s0^~s2)|(~s0&~s1), // bfn.0xB5
(s0^(s1&~s2))|(~s1&s2), // bfn.0xB6
(s0^~s2)|~s1, // bfn.0xB7
(s0&s1)|(~s1&s2), // bfn.0xB8
(s0^~s1)|(s0&s2), // bfn.0xB9
s0|(~s1&s2), // bfn.0xBA
s0|~s1, // bfn.0xBB
(s0&s1)|(s1^s2), // bfn.0xBC
(s0^~s1)|(s1^s2), // bfn.0xBD
s0|(s1^s2), // bfn.0xBE
(s0|~s1)|~s2, // bfn.0xBF
s1&s2, // bfn.0xC0
((s0&~s1)|s2)^~s1, // bfn.0xC1
((~s0&~s1)|s2)^~s1, // bfn.0xC2
s1^~s2, // bfn.0xC3
(~s0|s2)&s1, // bfn.0xC4
(~s0&~s2)|(s1&s2), // bfn.0xC5
(~s0|s2)^~s1, // bfn.0xC6
(~s0&s1)|(s1^~s2), // bfn.0xC7
(s0|s2)&s1, // bfn.0xC8
(s0|s2)^~s1, // bfn.0xC9
(s0&~s2)|(s1&s2), // bfn.0xCA
(s0&s1)|(s1^~s2), // bfn.0xCB
s1, // bfn.0xCC
(~s0&~s2)|s1, // bfn.0xCD
(s0&~s2)|s1, // bfn.0xCE
s1|~s2, // bfn.0xCF
(~s0|s1)&s2, // bfn.0xD0
(~s0&~s1)|(s1&s2), // bfn.0xD1
(~s0|s1)^~s2, // bfn.0xD2
(~s0&s2)|(s1^~s2), // bfn.0xD3
(~s0&s1)|((~s0|s1)&s2), // bfn.0xD4
~s0|(s1&s2), // bfn.0xD5
(s0^(s1|s2))|(s1&s2), // bfn.0xD6
~s0|(s1^~s2), // bfn.0xD7
(s0&s1)|(~s0&s2), // bfn.0xD8
(s0^~s1)|(s1&s2), // bfn.0xD9
(s0^s2)|(s0&s1), // bfn.0xDA
(s0^s2)|(s1^~s2), // bfn.0xDB
(~s0&s2)|s1, // bfn.0xDC
~s0|s1, // bfn.0xDD
(s0^s2)|s1, // bfn.0xDE
(~s0|s1)|~s2, // bfn.0xDF
(s0|s1)&s2, // bfn.0xE0
(s0|s1)^~s2, // bfn.0xE1
(s0&~s1)|(s1&s2), // bfn.0xE2
(s0&s2)|(s1^~s2), // bfn.0xE3
(s0&s2)|(~s0&s1), // bfn.0xE4
(s0^~s2)|(s1&s2), // bfn.0xE5
(s0^s1)|(s0&s2), // bfn.0xE6
(s0^s1)|(s1^~s2), // bfn.0xE7
(s0&s1)|((s0|s1)&s2), // bfn.0xE8
(s0^(~s1&~s2))|(s1&s2), // bfn.0xE9
s0|(s1&s2), // bfn.0xEA
s0|(s1^~s2), // bfn.0xEB
(s0&s2)|s1, // bfn.0xEC
(s0^~s2)|s1, // bfn.0xED
s0|s1, // bfn.0xEE
(s0|s1)|~s2, // bfn.0xEF
s2, // bfn.0xF0
(~s0&~s1)|s2, // bfn.0xF1
(s0&~s1)|s2, // bfn.0xF2
~s1|s2, // bfn.0xF3
(~s0&s1)|s2, // bfn.0xF4
~s0|s2, // bfn.0xF5
(s0^s1)|s2, // bfn.0xF6
(~s0|~s1)|s2, // bfn.0xF7
(s0&s1)|s2, // bfn.0xF8
(s0^~s1)|s2, // bfn.0xF9
s0|s2, // bfn.0xFA
(s0|~s1)|s2, // bfn.0xFB
s1|s2, // bfn.0xFC
(~s0|s1)|s2, // bfn.0xFD
(s0|s1)|s2, // bfn.0xFE
~zeros, // bfn.0xFF
};
GEMMSTONE_NAMESPACE_END