115 lines
3.6 KiB
C
115 lines
3.6 KiB
C
/*
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Copyright (c) 2019 tevador
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This file is part of RandomX.
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RandomX is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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RandomX is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with RandomX. If not, see<http://www.gnu.org/licenses/>.
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*/
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#pragma once
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//Cache size in KiB. Must be a power of 2.
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#define RANDOMX_ARGON_MEMORY 262144
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//Number of Argon2d iterations for Cache initialization
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#define RANDOMX_ARGON_ITERATIONS 3
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//Number of parallel lanes for Cache initialization
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#define RANDOMX_ARGON_LANES 1
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//Argon2d salt
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#define RANDOMX_ARGON_SALT "RandomX\x03"
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//Number of random Cache accesses per Dataset item. Minimum is 2.
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#define RANDOMX_CACHE_ACCESSES 8
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//Target latency for SuperscalarHash (in cycles of the reference CPU).
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#define RANDOMX_SUPERSCALAR_LATENCY 170
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//The maximum size of a SuperscalarHash program (number of instructions).
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#define RANDOMX_SUPERSCALAR_MAX_SIZE 512
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//Dataset base size in bytes. Must be a power of 2.
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#define RANDOMX_DATASET_BASE_SIZE 2147483648
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//Dataset extra size. Must be divisible by 64.
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#define RANDOMX_DATASET_EXTRA_SIZE 33554368
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//Number of instructions in a RandomX program
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#define RANDOMX_PROGRAM_SIZE 256
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//Number of iterations during VM execution
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#define RANDOMX_PROGRAM_ITERATIONS 2048
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//Number of chained VM executions per hash
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#define RANDOMX_PROGRAM_COUNT 8
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//Scratchpad L3 size in bytes. Must be a power of 2.
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#define RANDOMX_SCRATCHPAD_L3 2097152
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//Scratchpad L2 size in bytes. Must be a power of two and less than or equal to RANDOMX_SCRATCHPAD_L3.
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#define RANDOMX_SCRATCHPAD_L2 262144
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//Scratchpad L1 size in bytes. Must be a power of two and less than or equal to RANDOMX_SCRATCHPAD_L2.
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#define RANDOMX_SCRATCHPAD_L1 16384
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//Jump condition mask size in bits.
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#define RANDOMX_JUMP_BITS 8
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//Jump condition mask offset in bits.
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#define RANDOMX_JUMP_OFFSET 8
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/*
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Instruction frequencies (per 256 opcodes)
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Total sum of frequencies must be 256
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*/
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#define RANDOMX_FREQ_IADD_RS 25
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#define RANDOMX_FREQ_IADD_M 7
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#define RANDOMX_FREQ_ISUB_R 16
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#define RANDOMX_FREQ_ISUB_M 7
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#define RANDOMX_FREQ_IMUL_R 16
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#define RANDOMX_FREQ_IMUL_M 4
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#define RANDOMX_FREQ_IMULH_R 4
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#define RANDOMX_FREQ_IMULH_M 1
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#define RANDOMX_FREQ_ISMULH_R 4
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#define RANDOMX_FREQ_ISMULH_M 1
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#define RANDOMX_FREQ_IMUL_RCP 8
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#define RANDOMX_FREQ_INEG_R 2
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#define RANDOMX_FREQ_IXOR_R 15
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#define RANDOMX_FREQ_IXOR_M 5
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#define RANDOMX_FREQ_IROR_R 10
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#define RANDOMX_FREQ_IROL_R 0
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#define RANDOMX_FREQ_ISWAP_R 4
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#define RANDOMX_FREQ_FSWAP_R 8
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#define RANDOMX_FREQ_FADD_R 20
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#define RANDOMX_FREQ_FADD_M 5
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#define RANDOMX_FREQ_FSUB_R 20
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#define RANDOMX_FREQ_FSUB_M 5
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#define RANDOMX_FREQ_FSCAL_R 6
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#define RANDOMX_FREQ_FMUL_R 20
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#define RANDOMX_FREQ_FDIV_M 4
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#define RANDOMX_FREQ_FSQRT_R 6
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#define RANDOMX_FREQ_CBRANCH 16
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#define RANDOMX_FREQ_CFROUND 1
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#define RANDOMX_FREQ_ISTORE 16
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#define RANDOMX_FREQ_NOP 0
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/* ------
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256
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*/
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