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99 lines
2.5 KiB
C
99 lines
2.5 KiB
C
#pragma once
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#ifndef SFMT_PARAMS_H
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#define SFMT_PARAMS_H
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#if !defined(SFMT_MEXP)
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#if defined(__GNUC__) && !defined(__ICC)
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#warning "SFMT_MEXP is not defined. I assume MEXP is 19937."
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#endif
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#define SFMT_MEXP 19937
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#endif
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/*-----------------
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BASIC DEFINITIONS
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-----------------*/
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/** Mersenne Exponent. The period of the sequence
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* is a multiple of 2^MEXP-1.
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* #define SFMT_MEXP 19937 */
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/** SFMT generator has an internal state array of 128-bit integers,
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* and N is its size. */
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#define SFMT_N (SFMT_MEXP / 128 + 1)
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/** N32 is the size of internal state array when regarded as an array
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* of 32-bit integers.*/
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#define SFMT_N32 (SFMT_N * 4)
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/** N64 is the size of internal state array when regarded as an array
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* of 64-bit integers.*/
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#define SFMT_N64 (SFMT_N * 2)
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/*----------------------
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the parameters of SFMT
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following definitions are in paramsXXXX.h file.
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----------------------*/
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/** the pick up position of the array.
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#define SFMT_POS1 122
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*/
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/** the parameter of shift left as four 32-bit registers.
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#define SFMT_SL1 18
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*/
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/** the parameter of shift left as one 128-bit register.
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* The 128-bit integer is shifted by (SFMT_SL2 * 8) bits.
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#define SFMT_SL2 1
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*/
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/** the parameter of shift right as four 32-bit registers.
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#define SFMT_SR1 11
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*/
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/** the parameter of shift right as one 128-bit register.
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* The 128-bit integer is shifted by (SFMT_SL2 * 8) bits.
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#define SFMT_SR21 1
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*/
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/** A bitmask, used in the recursion. These parameters are introduced
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* to break symmetry of SIMD.
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#define SFMT_MSK1 0xdfffffefU
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#define SFMT_MSK2 0xddfecb7fU
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#define SFMT_MSK3 0xbffaffffU
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#define SFMT_MSK4 0xbffffff6U
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*/
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/** These definitions are part of a 128-bit period certification vector.
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#define SFMT_PARITY1 0x00000001U
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#define SFMT_PARITY2 0x00000000U
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#define SFMT_PARITY3 0x00000000U
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#define SFMT_PARITY4 0xc98e126aU
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*/
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#if SFMT_MEXP == 607
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#include "SFMT-params607.h"
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#elif SFMT_MEXP == 1279
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#include "SFMT-params1279.h"
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#elif SFMT_MEXP == 2281
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#include "SFMT-params2281.h"
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#elif SFMT_MEXP == 4253
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#include "SFMT-params4253.h"
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#elif SFMT_MEXP == 11213
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#include "SFMT-params11213.h"
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#elif SFMT_MEXP == 19937
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#include "SFMT-params19937.h"
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#elif SFMT_MEXP == 44497
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#include "SFMT-params44497.h"
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#elif SFMT_MEXP == 86243
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#include "SFMT-params86243.h"
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#elif SFMT_MEXP == 132049
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#include "SFMT-params132049.h"
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#elif SFMT_MEXP == 216091
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#include "SFMT-params216091.h"
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#else
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#if defined(__GNUC__) && !defined(__ICC)
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#error "SFMT_MEXP is not valid."
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#undef SFMT_MEXP
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#else
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#undef SFMT_MEXP
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#endif
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#endif
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#endif /* SFMT_PARAMS_H */
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