#define _FP_W_TYPE_SIZE 32 #define _FP_W_TYPE unsigned long #define _FP_WS_TYPE signed long #define _FP_I_TYPE long #define _FP_MUL_MEAT_S(R,X,Y) \ _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) #define _FP_MUL_MEAT_D(R,X,Y) \ _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) #define _FP_MUL_MEAT_Q(R,X,Y) \ _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) #define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_loop(S,R,X,Y) #define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) #define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) #define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1) #define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1), -1 #define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1 #define _FP_NANSIGN_S 0 #define _FP_NANSIGN_D 0 #define _FP_NANSIGN_Q 0 #define _FP_KEEPNANFRACP 1 /* Someone please check this. */ #define _FP_CHOOSENAN(fs, wc, R, X, Y, OP) \ do { \ if ((_FP_FRAC_HIGH_RAW_##fs(X) & _FP_QNANBIT_##fs) \ && !(_FP_FRAC_HIGH_RAW_##fs(Y) & _FP_QNANBIT_##fs)) \ { \ R##_s = Y##_s; \ _FP_FRAC_COPY_##wc(R,Y); \ } \ else \ { \ R##_s = X##_s; \ _FP_FRAC_COPY_##wc(R,X); \ } \ R##_c = FP_CLS_NAN; \ } while (0) /* Exception flags. We use the bit positions of the appropriate bits in the FPSCR, which also correspond to the FE_* bits. This makes everything easier ;-). */ #define FP_EX_INVALID (1 << (31 - 2)) #define FP_EX_OVERFLOW (1 << (31 - 3)) #define FP_EX_UNDERFLOW (1 << (31 - 4)) #define FP_EX_DIVZERO (1 << (31 - 5)) #define FP_EX_INEXACT (1 << (31 - 6)) #define FP_HANDLE_EXCEPTIONS __simulate_exceptions (_fex) #define FP_ROUNDMODE __sim_round_mode #define FP_TRAPPING_EXCEPTIONS (~__sim_disabled_exceptions & 0x3e000000) extern int __sim_exceptions; libc_hidden_proto (__sim_exceptions); extern int __sim_disabled_exceptions; libc_hidden_proto (__sim_disabled_exceptions); extern int __sim_round_mode; libc_hidden_proto (__sim_round_mode); extern void __simulate_exceptions (int x) attribute_hidden;