#include <stdio.h>
#include "gpusolver.h"
#include "time.h"
#include "tests/masterTest.h"

#include "gmp.h"
#include "rng.h"
#include "ncnf.h"
#include "cpusolver.h"



void printbits(unsigned a) {
    for (unsigned i = 0; i < 32; ++i) {
        unsigned ind = 31 - i;
        printf("%u", (a >> ind) & 1U);
    }
}

#define TESTS (274877906944LU >> 10U)
#define CSZE (83LU)
#define eqprob (0.01f)


void mul(u32* c, u32 len, u32* a, u32 b) {
    u32 carry = 0;
    for (u32 i = 0; i < len; ++i) {
        u32 ncarry;
        u32 blo = a[i] & 0xFFFFU;
        u32 bhi = a[i] >> 16U;
        u32 ilo = b & 0xFFFFU;
        u32 ihi = b >> 16U;

        *(c + i) = ilo * blo;
        u32 b1 = ilo * bhi;
        u32 c1 = ihi * blo;
        ncarry = ihi * bhi;

        b1 += c1;
        ncarry += (b1 < c1) << 16U;
        u32 bblo = b1 & 0xFFFFU;
        u32 bbhi = b1 >> 16U;
        bblo <<= 16U;
        *(c + i) += bblo;
        u8 acarry = *(c + i) < bblo;

        ncarry += bbhi + acarry;
        c[i] += carry;
        ncarry += c[i] < carry;
        carry = ncarry;
    }
}

i32 runuf20lol() {
    u32 passed = 0;
    u64 tottime = 0;
    for (u32 i = 0; i < 1000; ++i) {
        char buf[128];
        i32 len = sprintf(buf, "/home/lev/Downloads/uf20/uf20-0%u.cnf", i + 1);

        debugsolve(buf);

        passed++;
    }
    return 1;
}

i32 runuf50lol() {
    u32 passed = 0;
    u64 tottime = 0;
    for (u32 i = 0; i < 1000; ++i) {
        char buf[128];
        i32 len = sprintf(buf, "/home/lev/Downloads/uf50/uf50-0%u.cnf", i + 1);

        debugsolve(buf);

        passed++;
    }
    return 1;
}


int main() {
    // debugsolve("/home/lev/Downloads/uf50/uf50-01.cnf");


    // runuf20lol();
    // runTests();

    /*
    srand( utime());
    u32 cnt = 4096;
    printf("p cnf %u %u\n", cnt, cnt);
    for (u32 i = 0; i < cnt; ++i) {
        printf("%s%u 0\n", (rand() & 1U) ? ("") : ("-"), i + 1);
        if ((i & 0xFF) == 0) {
            srand(utime() ^ rand());
        }
    }
    return 0;
     */
    /*
    for (uint i = 0; i < 1000; ++i) {
        char buf[128];
        i32 len = sprintf(buf, "/home/lev/Downloads/uf50/uf50-0%u.cnf", i + 1);



    }
     */

    /* Expects a path to a DIMACS file */







    cnf* c = readDIMACS("/home/heka/Downloads/uf20/uf20-03.cnf");
    sortlastnum(c);

    // gpusolve(c);


    gpusolver* gs = initSolver();
    if (gs == NULL) return -1;

    i32 res = gpusolve2(gs, c);

    freeSolver(gs);

    freecnf(c);

    return 0;


    // runTests();
    // return 0;
    /*

    // printf("%u\n", c->litcnt);

    // for (u32 i = 0; i < c->clausecnt; ++i) printf("%u ", c->lastvars[i]);
    //printf("\ntomato\n");
    sortlastnum(c, c->litcnt);
    // printf("%u\n", c->lastvars[c->clauses[0]]);

    //printf("%u %u %u\n\n", c->litcnt, c->varcnt, c->clausecnt);
    u64 start = utime();
    i32 res = gpusolve(c);
    u64 stop = utime();
    // printf("%s : %d\n", buf, res);
    printf("Took %f seconds\n", ((f64) (stop - start)) / 1000000.0);
    // printf("please don't\n");
    // if (res == 1) break;
    freecnf(c);

    return 0;*/

}