1 /* SPDX-License-Identifier: GPL-2.0+
3  * Machine-dependent software floating-point definitions.
29 #define _FP_MUL_MEAT_S(R,X,Y)					\  argument
30   _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm)
31 #define _FP_MUL_MEAT_D(R,X,Y)					\  argument
32   _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm)
33 #define _FP_MUL_MEAT_Q(R,X,Y)					\  argument
34   _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm)
36 #define _FP_DIV_MEAT_S(R,X,Y)	_FP_DIV_MEAT_1_udiv(S,R,X,Y)  argument
37 #define _FP_DIV_MEAT_D(R,X,Y)	_FP_DIV_MEAT_2_udiv(D,R,X,Y)  argument
38 #define _FP_DIV_MEAT_Q(R,X,Y)	_FP_DIV_MEAT_4_udiv(Q,R,X,Y)  argument
40 #define _FP_NANFRAC_S		((_FP_QNANBIT_S << 1) - 1)
41 #define _FP_NANFRAC_D		((_FP_QNANBIT_D << 1) - 1), -1
42 #define _FP_NANFRAC_Q		((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1
51  * we choose that one, otherwise we choose X.
53 #define _FP_CHOOSENAN(fs, wc, R, X, Y, OP)                      \  argument
55     if ((_FP_FRAC_HIGH_RAW_##fs(X) & _FP_QNANBIT_##fs)          \
56         && !(_FP_FRAC_HIGH_RAW_##fs(Y) & _FP_QNANBIT_##fs))     \
58         R##_s = Y##_s;                                          \
59         _FP_FRAC_COPY_##wc(R,Y);                                \
63         R##_s = X##_s;                                          \
64         _FP_FRAC_COPY_##wc(R,X);                                \