1 #define _FP_W_TYPE_SIZE 32 2 #define _FP_W_TYPE unsigned long 3 #define _FP_WS_TYPE signed long 4 #define _FP_I_TYPE long 5 6 #define _FP_MUL_MEAT_S(R,X,Y) \ 7 _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) 8 #define _FP_MUL_MEAT_D(R,X,Y) \ 9 _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) 10 #define _FP_MUL_MEAT_Q(R,X,Y) \ 11 _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) 12 13 #define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_udiv_norm(S,R,X,Y) 14 #define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) 15 #define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) 16 17 #define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1) 18 #define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1), -1 19 #define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1 20 #define _FP_NANSIGN_S 0 21 #define _FP_NANSIGN_D 0 22 #define _FP_NANSIGN_Q 0 23 24 #define _FP_KEEPNANFRACP 1 25 /* From my experiments it seems X is chosen unless one of the 26 NaNs is sNaN, in which case the result is NANSIGN/NANFRAC. */ 27 #define _FP_CHOOSENAN(fs, wc, R, X, Y, OP) \ 28 do { \ 29 if ((_FP_FRAC_HIGH_RAW_##fs(X) | \ 30 _FP_FRAC_HIGH_RAW_##fs(Y)) & _FP_QNANBIT_##fs) \ 31 { \ 32 R##_s = _FP_NANSIGN_##fs; \ 33 _FP_FRAC_SET_##wc(R,_FP_NANFRAC_##fs); \ 34 } \ 35 else \ 36 { \ 37 R##_s = X##_s; \ 38 _FP_FRAC_COPY_##wc(R,X); \ 39 } \ 40 R##_c = FP_CLS_NAN; \ 41 } while (0) 42 43 #define FP_EX_INVALID (1 << 4) 44 #define FP_EX_DIVZERO (1 << 3) 45 #define FP_EX_OVERFLOW (1 << 2) 46 #define FP_EX_UNDERFLOW (1 << 1) 47 #define FP_EX_INEXACT (1 << 0) 48