Created
July 27, 2016 02:20
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$ cat smush.c | |
#include <stdio.h> | |
#include <stdint.h> | |
static uint32_t seed = 0, i = 0; | |
uint32_t smush(){ | |
const uint32_t m = 0x5bd1e995; | |
const uint32_t k = i++ * m; | |
seed = (k ^ (k >> 24) ^ (seed * m)) * m; | |
return seed ^ (seed >> 13); | |
} | |
void smush_seed(uint32_t s){ | |
seed = s; | |
i = 0; | |
} | |
int main(){ | |
smush_seed(0); | |
const int SZ = 128; | |
uint32_t v[SZ]; | |
while (1){ | |
for (int vi = 0; vi < SZ; vi++) | |
v[vi] = smush(); | |
fwrite(v, sizeof(uint32_t), SZ, stdout); | |
} | |
return 0; | |
} | |
$ clang smush.c | |
$ ./a.out | dieharder -g 200 -a | |
#=============================================================================# | |
# dieharder version 3.31.1 Copyright 2003 Robert G. Brown # | |
#=============================================================================# | |
rng_name |rands/second| Seed | | |
stdin_input_raw| 1.45e+07 |4147991336| | |
#=============================================================================# | |
test_name |ntup| tsamples |psamples| p-value |Assessment | |
#=============================================================================# | |
diehard_birthdays| 0| 100| 100|0.19944545| PASSED | |
diehard_operm5| 0| 1000000| 100|0.74264962| PASSED | |
diehard_rank_32x32| 0| 40000| 100|0.81169086| PASSED | |
diehard_rank_6x8| 0| 100000| 100|0.85456617| PASSED | |
diehard_bitstream| 0| 2097152| 100|0.98344101| PASSED | |
diehard_opso| 0| 2097152| 100|0.54080010| PASSED | |
diehard_oqso| 0| 2097152| 100|0.95169716| PASSED | |
diehard_dna| 0| 2097152| 100|0.68266923| PASSED | |
diehard_count_1s_str| 0| 256000| 100|0.47245217| PASSED | |
diehard_count_1s_byt| 0| 256000| 100|0.24399342| PASSED | |
diehard_parking_lot| 0| 12000| 100|0.95039058| PASSED | |
diehard_2dsphere| 2| 8000| 100|0.34591501| PASSED | |
diehard_3dsphere| 3| 4000| 100|0.75090321| PASSED | |
diehard_squeeze| 0| 100000| 100|0.84018313| PASSED | |
diehard_sums| 0| 100| 100|0.09349280| PASSED | |
diehard_runs| 0| 100000| 100|0.50367025| PASSED | |
diehard_runs| 0| 100000| 100|0.42189742| PASSED | |
diehard_craps| 0| 200000| 100|0.58970815| PASSED | |
diehard_craps| 0| 200000| 100|0.89238872| PASSED | |
marsaglia_tsang_gcd| 0| 10000000| 100|0.75754520| PASSED | |
marsaglia_tsang_gcd| 0| 10000000| 100|0.40828210| PASSED | |
sts_monobit| 1| 100000| 100|0.35297354| PASSED | |
sts_runs| 2| 100000| 100|0.60070527| PASSED | |
sts_serial| 1| 100000| 100|0.94720042| PASSED | |
sts_serial| 2| 100000| 100|0.38520039| PASSED | |
sts_serial| 3| 100000| 100|0.29213975| PASSED | |
sts_serial| 3| 100000| 100|0.43331393| PASSED | |
sts_serial| 4| 100000| 100|0.24317343| PASSED | |
sts_serial| 4| 100000| 100|0.61551843| PASSED | |
sts_serial| 5| 100000| 100|0.64944083| PASSED | |
sts_serial| 5| 100000| 100|0.99252546| PASSED | |
sts_serial| 6| 100000| 100|0.61063713| PASSED | |
sts_serial| 6| 100000| 100|0.70679270| PASSED | |
sts_serial| 7| 100000| 100|0.63370887| PASSED | |
sts_serial| 7| 100000| 100|0.25893797| PASSED | |
sts_serial| 8| 100000| 100|0.80580143| PASSED | |
sts_serial| 8| 100000| 100|0.97250537| PASSED | |
sts_serial| 9| 100000| 100|0.92208135| PASSED | |
sts_serial| 9| 100000| 100|0.29669187| PASSED | |
sts_serial| 10| 100000| 100|0.32298245| PASSED | |
sts_serial| 10| 100000| 100|0.56279922| PASSED | |
sts_serial| 11| 100000| 100|0.90521649| PASSED | |
sts_serial| 11| 100000| 100|0.84207527| PASSED | |
sts_serial| 12| 100000| 100|0.66602966| PASSED | |
sts_serial| 12| 100000| 100|0.71155283| PASSED | |
sts_serial| 13| 100000| 100|0.51729250| PASSED | |
sts_serial| 13| 100000| 100|0.19397948| PASSED | |
sts_serial| 14| 100000| 100|0.87515332| PASSED | |
sts_serial| 14| 100000| 100|0.93489315| PASSED | |
sts_serial| 15| 100000| 100|0.39138148| PASSED | |
sts_serial| 15| 100000| 100|0.71792438| PASSED | |
sts_serial| 16| 100000| 100|0.51441051| PASSED | |
sts_serial| 16| 100000| 100|0.05726800| PASSED | |
rgb_bitdist| 1| 100000| 100|0.82789079| PASSED | |
rgb_bitdist| 2| 100000| 100|0.97062533| PASSED | |
rgb_bitdist| 3| 100000| 100|0.90346150| PASSED | |
rgb_bitdist| 4| 100000| 100|0.96392540| PASSED | |
rgb_bitdist| 5| 100000| 100|0.83234796| PASSED | |
rgb_bitdist| 6| 100000| 100|0.44063839| PASSED | |
rgb_bitdist| 7| 100000| 100|0.85365912| PASSED | |
rgb_bitdist| 8| 100000| 100|0.34746079| PASSED | |
rgb_bitdist| 9| 100000| 100|0.44965069| PASSED | |
rgb_bitdist| 10| 100000| 100|0.97723451| PASSED | |
rgb_bitdist| 11| 100000| 100|0.21182369| PASSED | |
rgb_bitdist| 12| 100000| 100|0.36486940| PASSED | |
rgb_minimum_distance| 2| 10000| 1000|0.99401893| PASSED | |
rgb_minimum_distance| 3| 10000| 1000|0.11374992| PASSED | |
rgb_minimum_distance| 4| 10000| 1000|0.18398520| PASSED | |
rgb_minimum_distance| 5| 10000| 1000|0.54175270| PASSED | |
rgb_permutations| 2| 100000| 100|0.43755807| PASSED | |
rgb_permutations| 3| 100000| 100|0.77883713| PASSED | |
rgb_permutations| 4| 100000| 100|0.06084796| PASSED | |
rgb_permutations| 5| 100000| 100|0.97660091| PASSED | |
rgb_lagged_sum| 0| 1000000| 100|0.61926984| PASSED | |
rgb_lagged_sum| 1| 1000000| 100|0.39573233| PASSED | |
rgb_lagged_sum| 2| 1000000| 100|0.04478308| PASSED | |
rgb_lagged_sum| 3| 1000000| 100|0.80266967| PASSED | |
rgb_lagged_sum| 4| 1000000| 100|0.72094698| PASSED | |
rgb_lagged_sum| 5| 1000000| 100|0.98045117| PASSED | |
rgb_lagged_sum| 6| 1000000| 100|0.50002527| PASSED | |
rgb_lagged_sum| 7| 1000000| 100|0.42402066| PASSED | |
rgb_lagged_sum| 8| 1000000| 100|0.49205427| PASSED | |
rgb_lagged_sum| 9| 1000000| 100|0.17798328| PASSED | |
rgb_lagged_sum| 10| 1000000| 100|0.72059378| PASSED | |
rgb_lagged_sum| 11| 1000000| 100|0.92028309| PASSED | |
rgb_lagged_sum| 12| 1000000| 100|0.74261569| PASSED | |
rgb_lagged_sum| 13| 1000000| 100|0.19597317| PASSED | |
rgb_lagged_sum| 14| 1000000| 100|0.96546697| PASSED | |
rgb_lagged_sum| 15| 1000000| 100|0.48856635| PASSED | |
rgb_lagged_sum| 16| 1000000| 100|0.86991990| PASSED | |
rgb_lagged_sum| 17| 1000000| 100|0.29753333| PASSED | |
rgb_lagged_sum| 18| 1000000| 100|0.46923912| PASSED | |
rgb_lagged_sum| 19| 1000000| 100|0.45896598| PASSED | |
rgb_lagged_sum| 20| 1000000| 100|0.78220650| PASSED | |
rgb_lagged_sum| 21| 1000000| 100|0.26978699| PASSED | |
rgb_lagged_sum| 22| 1000000| 100|0.52740664| PASSED | |
rgb_lagged_sum| 23| 1000000| 100|0.38671516| PASSED | |
rgb_lagged_sum| 24| 1000000| 100|0.61563441| PASSED | |
rgb_lagged_sum| 25| 1000000| 100|0.07109813| PASSED | |
rgb_lagged_sum| 26| 1000000| 100|0.10007919| PASSED | |
rgb_lagged_sum| 27| 1000000| 100|0.63021920| PASSED | |
rgb_lagged_sum| 28| 1000000| 100|0.49809049| PASSED | |
rgb_lagged_sum| 29| 1000000| 100|0.09982088| PASSED | |
rgb_lagged_sum| 30| 1000000| 100|0.42569548| PASSED | |
rgb_lagged_sum| 31| 1000000| 100|0.81904161| PASSED | |
rgb_lagged_sum| 32| 1000000| 100|0.44105507| PASSED | |
rgb_kstest_test| 0| 10000| 1000|0.43246273| PASSED | |
dab_bytedistrib| 0| 51200000| 1|0.62540045| PASSED | |
dab_dct| 256| 50000| 1|0.90429551| PASSED | |
Preparing to run test 207. ntuple = 0 | |
dab_filltree| 32| 15000000| 1|0.22755116| PASSED | |
dab_filltree| 32| 15000000| 1|0.73413620| PASSED | |
Preparing to run test 208. ntuple = 0 | |
dab_filltree2| 0| 5000000| 1|0.94235454| PASSED | |
dab_filltree2| 1| 5000000| 1|0.49841784| PASSED | |
Preparing to run test 209. ntuple = 0 | |
dab_monobit2| 12| 65000000| 1|0.58337203| PASSED |
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