// Macros to explicitly control precision of the constants, otherwise
// known to cause problems for some Compilers
#ifdef DOUBLE_PRECISION
#define CPREC(a) a
#else
#define CPREC(a) a##f
#endif

//replace divisions by multiplication with the reciprocal
#define REPLACE_DIV_WITH_RCP 1

//Call the appropriate math function based on precision
#define real float
#if REPLACE_DIV_WITH_RCP
#define DIV(x,y) ((x)*(1.0f/(y)))
#else
#define DIV(x,y) ((x)/(y))
#endif
#define POW pow
#define EXP exp
#define EXP10 exp10
#define EXP2 exp2
#define MAX fmax
#define MIN fmin
#define LOG log
#define LOG10 log10

//Kernel indexing macros
#define thread_num (get_global_id(0))
#define idx2(p,z) (p[(((z)-1)*(N_GP)) + thread_num])
#define idx(x, y) ((x)[(y)-1])
#define C(q)     idx2(C, q)
#define Y(q)     idx2(Y, q)
#define RF(q)    idx2(RF, q)
#define EG(q)    idx2(EG, q)
#define RB(q)    idx2(RB, q)
#define RKLOW(q) idx2(RKLOW, q)
#define ROP(q)   idx(ROP, q)
#define WDOT(q)  idx2(WDOT, q)
#define RKF(q)   idx2(RKF, q)
#define RKR(q)   idx2(RKR, q)
#define A_DIM    (11)
#define A(b, c)  idx2(A, (((b)*A_DIM)+c) )


__kernel void
ratt9_kernel(__global const real* T, __global const real* RF,
		__global real* RB, __global const real* EG, const real TCONV)
{

    const real TEMP = T[get_global_id(0)]*TCONV;
    const real ALOGT = LOG(TEMP);
#ifdef DOUBLE_PRECISION
    const real SMALL_INV = 1e+300;
#else
    const real SMALL_INV = 1e+20f;
#endif

    const real RU=CPREC(8.31451e7);
    const real PATM = CPREC(1.01325e6);
    const real PFAC = DIV (PATM, (RU*(TEMP)));

    real rtemp_inv;

    rtemp_inv = DIV ((EG(7)*EG(23)), (EG(8)*EG(22)));
    RB(176) = RF(176) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(7)*EG(23)), (EG(5)*EG(12)*EG(17)*PFAC));
    RB(177) = RF(177) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(8)*EG(23)), (EG(7)*EG(24)));
    RB(178) = RF(178) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(16)*EG(23)), (EG(14)*EG(24)));
    RB(179) = RF(179) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(2)*EG(24)),  (EG(1)*EG(23)));
    RB(180) = RF(180) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(3)*EG(24)), (EG(5)*EG(23)));
    RB(181) = RF(181) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(5)*EG(24)), (EG(6)*EG(23)));
    RB(182) = RF(182) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(11)*EG(24)), (EG(12)*EG(23)));
    RB(183) = RF(183) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(12)*EG(24)), (EG(13)*EG(23)));
    RB(184) = RF(184) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(2)*EG(29)*PFAC), EG(30));
    RB(185) = RF(185) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(2)*EG(29)), (EG(13)*EG(20)));
    RB(186) = RF(186) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(7)*EG(29)), (EG(4)*EG(30)));
    RB(187) = RF(187) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(7)*EG(29)), (EG(5)*EG(17)*EG(21)*PFAC));
    RB(188) = RF(188) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(16)*EG(29)), (EG(14)*EG(30)));
    RB(189) = RF(189) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(2)*EG(30)*PFAC), EG(31));
    RB(190) = RF(190) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(2)*EG(30)), (EG(12)*EG(22)));
    RB(191) = RF(191) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(2)*EG(30)), (EG(1)*EG(29)));
    RB(192) = RF(192) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(3)*EG(30)), (EG(2)*EG(12)*EG(26)*PFAC));
    RB(193) = RF(193) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(3)*EG(30)), (EG(16)*EG(23)));
    RB(194) = RF(194) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(3)*EG(30)), (EG(5)*EG(29)));
    RB(195) = RF(195) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(5)*EG(30)), (EG(6)*EG(29)));
    RB(196) = RF(196) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(7)*EG(30)), (EG(8)*EG(29)));
    RB(197) = RF(197) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(12)*EG(30)), (EG(13)*EG(29)));
    RB(198) = RF(198) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(2)*EG(31)), (EG(12)*EG(23)));
    RB(199) = RF(199) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(2)*EG(31)), (EG(1)*EG(30)));
    RB(200) = RF(200) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(3)*EG(31)), (EG(17)*EG(23)));
    RB(201) = RF(201) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(5)*EG(31)), (EG(6)*EG(30)));
    RB(202) = RF(202) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(4)*EG(31)), (EG(7)*EG(30)));
    RB(203) = RF(203) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(7)*EG(31)), (EG(5)*EG(17)*EG(23)*PFAC));
    RB(204) = RF(204) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(12)*EG(31)), (EG(13)*EG(30)));
    RB(205) = RF(205) * MIN(rtemp_inv, SMALL_INV);

    rtemp_inv = DIV ((EG(21)*EG(23)), (EG(12)*EG(29)));
    RB(206) = RF(206) * MIN(rtemp_inv, SMALL_INV);
}

