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[/] [hf-risc/] [trunk/] [tools/] [riscv-gnu-toolchain-master/] [glibc/] [sysdeps/] [riscv/] [soft-fp/] [sfp-machine.h] - Blame information for rev 13

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Line No. Rev Author Line
1 13 serginhofr
#define _FP_W_TYPE_SIZE         32
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#define _FP_W_TYPE              unsigned long
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#define _FP_WS_TYPE             signed long
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#define _FP_I_TYPE              long
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#define _FP_MUL_MEAT_S(R,X,Y)                           \
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  _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm)
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#define _FP_MUL_MEAT_D(R,X,Y)                           \
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  _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm)
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#define _FP_MUL_MEAT_Q(R,X,Y)                           \
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  _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm)
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#define _FP_DIV_MEAT_S(R,X,Y)   _FP_DIV_MEAT_1_udiv_norm(S,R,X,Y)
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#define _FP_DIV_MEAT_D(R,X,Y)   _FP_DIV_MEAT_2_udiv(D,R,X,Y)
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#define _FP_DIV_MEAT_Q(R,X,Y)   _FP_DIV_MEAT_4_udiv(Q,R,X,Y)
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#define _FP_NANFRAC_S           ((_FP_QNANBIT_S << 1) - 1)
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#define _FP_NANFRAC_D           ((_FP_QNANBIT_D << 1) - 1), -1
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#define _FP_NANFRAC_Q           ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1
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#define _FP_NANSIGN_S           0
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#define _FP_NANSIGN_D           0
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#define _FP_NANSIGN_Q           0
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#define _FP_KEEPNANFRACP 1
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/* From my experiments it seems X is chosen unless one of the
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   NaNs is sNaN,  in which case the result is NANSIGN/NANFRAC.  */
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#define _FP_CHOOSENAN(fs, wc, R, X, Y, OP)                      \
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  do {                                                          \
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    if ((_FP_FRAC_HIGH_RAW_##fs(X) |                            \
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         _FP_FRAC_HIGH_RAW_##fs(Y)) & _FP_QNANBIT_##fs)         \
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      {                                                         \
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        R##_s = _FP_NANSIGN_##fs;                               \
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        _FP_FRAC_SET_##wc(R,_FP_NANFRAC_##fs);                  \
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      }                                                         \
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    else                                                        \
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      {                                                         \
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        R##_s = X##_s;                                          \
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        _FP_FRAC_COPY_##wc(R,X);                                \
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      }                                                         \
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    R##_c = FP_CLS_NAN;                                         \
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  } while (0)
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#define FP_EX_INVALID           (1 << 4)
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#define FP_EX_DIVZERO           (1 << 3)
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#define FP_EX_OVERFLOW          (1 << 2)
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#define FP_EX_UNDERFLOW         (1 << 1)
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#define FP_EX_INEXACT           (1 << 0)

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