rlm@1: #ifndef SFMT_PARAMS_H
rlm@1: #define SFMT_PARAMS_H
rlm@1: 
rlm@1: #if !defined(MEXP)
rlm@1: #ifdef __GNUC__
rlm@1:   #warning "MEXP is not defined. I assume MEXP is 19937."
rlm@1: #endif
rlm@1:   #define MEXP 19937
rlm@1: #endif
rlm@1: /*-----------------
rlm@1:   BASIC DEFINITIONS
rlm@1:   -----------------*/
rlm@1: /** Mersenne Exponent. The period of the sequence 
rlm@1:  *  is a multiple of 2^MEXP-1.
rlm@1:  * #define MEXP 19937 */
rlm@1: /** SFMT generator has an internal state array of 128-bit integers,
rlm@1:  * and N is its size. */
rlm@1: #define N (MEXP / 128 + 1)
rlm@1: /** N32 is the size of internal state array when regarded as an array
rlm@1:  * of 32-bit integers.*/
rlm@1: #define N32 (N * 4)
rlm@1: /** N64 is the size of internal state array when regarded as an array
rlm@1:  * of 64-bit integers.*/
rlm@1: #define N64 (N * 2)
rlm@1: 
rlm@1: /*----------------------
rlm@1:   the parameters of SFMT
rlm@1:   following definitions are in paramsXXXX.h file.
rlm@1:   ----------------------*/
rlm@1: /** the pick up position of the array.
rlm@1: #define POS1 122 
rlm@1: */
rlm@1: 
rlm@1: /** the parameter of shift left as four 32-bit registers.
rlm@1: #define SL1 18
rlm@1:  */
rlm@1: 
rlm@1: /** the parameter of shift left as one 128-bit register. 
rlm@1:  * The 128-bit integer is shifted by (SL2 * 8) bits. 
rlm@1: #define SL2 1 
rlm@1: */
rlm@1: 
rlm@1: /** the parameter of shift right as four 32-bit registers.
rlm@1: #define SR1 11
rlm@1: */
rlm@1: 
rlm@1: /** the parameter of shift right as one 128-bit register. 
rlm@1:  * The 128-bit integer is shifted by (SL2 * 8) bits. 
rlm@1: #define SR2 1 
rlm@1: */
rlm@1: 
rlm@1: /** A bitmask, used in the recursion.  These parameters are introduced
rlm@1:  * to break symmetry of SIMD.
rlm@1: #define MSK1 0xdfffffefU
rlm@1: #define MSK2 0xddfecb7fU
rlm@1: #define MSK3 0xbffaffffU
rlm@1: #define MSK4 0xbffffff6U 
rlm@1: */
rlm@1: 
rlm@1: /** These definitions are part of a 128-bit period certification vector.
rlm@1: #define PARITY1	0x00000001U
rlm@1: #define PARITY2	0x00000000U
rlm@1: #define PARITY3	0x00000000U
rlm@1: #define PARITY4	0xc98e126aU
rlm@1: */
rlm@1: 
rlm@1: #if MEXP == 607
rlm@1:   #include "SFMT-params607.h"
rlm@1: #elif MEXP == 1279
rlm@1:   #include "SFMT-params1279.h"
rlm@1: #elif MEXP == 2281
rlm@1:   #include "SFMT-params2281.h"
rlm@1: #elif MEXP == 4253
rlm@1:   #include "SFMT-params4253.h"
rlm@1: #elif MEXP == 11213
rlm@1:   #include "SFMT-params11213.h"
rlm@1: #elif MEXP == 19937
rlm@1:   #include "SFMT-params19937.h"
rlm@1: #elif MEXP == 44497
rlm@1:   #include "SFMT-params44497.h"
rlm@1: #elif MEXP == 86243
rlm@1:   #include "SFMT-params86243.h"
rlm@1: #elif MEXP == 132049
rlm@1:   #include "SFMT-params132049.h"
rlm@1: #elif MEXP == 216091
rlm@1:   #include "SFMT-params216091.h"
rlm@1: #else
rlm@1: #ifdef __GNUC__
rlm@1:   #error "MEXP is not valid."
rlm@1:   #undef MEXP
rlm@1: #else
rlm@1:   #undef MEXP
rlm@1: #endif
rlm@1: 
rlm@1: #endif
rlm@1: 
rlm@1: #endif /* SFMT_PARAMS_H */