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61 lines
1.6 KiB
61 lines
1.6 KiB
#include <cln/number.h>
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#include <cln/io.h>
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#include <cln/integer.h>
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#include "cl_DS.h"
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#include "cl_2DS.h"
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#include <cln/random.h>
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#include "cl_random_impl.h"
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#include <cln/abort.h>
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#include <stdlib.h>
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#include <string.h>
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#include <cln/timing.h>
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using namespace cln;
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int main (int argc, char * argv[])
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{
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int repetitions = 1;
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if ((argc >= 3) && !strcmp(argv[1],"-r")) {
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repetitions = atoi(argv[2]);
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argc -= 2; argv += 2;
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}
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if (argc < 3)
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exit(1);
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uintL a_len = atoi(argv[1]);
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uintL b_len = atoi(argv[2]);
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if (!(a_len >= b_len && b_len > 0))
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exit(1);
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SAVE_NUM_STACK;
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uintD* a_MSDptr;
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uintD* a_LSDptr;
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uintD* b_MSDptr;
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uintD* b_LSDptr;
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uintD* q_MSDptr;
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uintD* q_LSDptr;
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uintD* q1_MSDptr;
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uintD* q1_LSDptr;
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num_stack_alloc(a_len,a_MSDptr=,a_LSDptr=);
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num_stack_alloc(b_len,b_MSDptr=,b_LSDptr=);
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num_stack_alloc(a_len,q_MSDptr=,q_LSDptr=);
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num_stack_alloc(a_len,q1_MSDptr=,q1_LSDptr=);
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random_UDS(default_random_state,a_MSDptr,a_len);
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random_UDS(default_random_state,b_MSDptr,b_len);
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lspref(b_LSDptr,0) |= 1; // force b to be odd
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extern int div2adic_algo;
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// Check.
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div2adic_algo = 0;
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div2adic(a_len,a_LSDptr,b_len,b_LSDptr,q_LSDptr);
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div2adic_algo = 1;
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div2adic(a_len,a_LSDptr,b_len,b_LSDptr,q1_LSDptr);
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if (compare_loop_msp(q_MSDptr,q1_MSDptr,a_len)) cl_abort();
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// Time.
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div2adic_algo = 0;
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{ CL_TIMING;
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for (int rep = repetitions; rep > 0; rep--)
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{ div2adic(a_len,a_LSDptr,b_len,b_LSDptr,q_LSDptr); }
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}
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div2adic_algo = 1;
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{ CL_TIMING;
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for (int rep = repetitions; rep > 0; rep--)
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{ div2adic(a_len,a_LSDptr,b_len,b_LSDptr,q_LSDptr); }
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}
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}
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