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_loop(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  #define _FP_QNANNEGATEDP 0
      26  
      27  /* Someone please check this.  */
      28  #define _FP_CHOOSENAN(fs, wc, R, X, Y, OP)			\
      29    do {								\
      30      if ((_FP_FRAC_HIGH_RAW_##fs(X) & _FP_QNANBIT_##fs)		\
      31  	&& !(_FP_FRAC_HIGH_RAW_##fs(Y) & _FP_QNANBIT_##fs))	\
      32        {								\
      33  	R##_s = Y##_s;						\
      34  	_FP_FRAC_COPY_##wc(R,Y);				\
      35        }								\
      36      else							\
      37        {								\
      38  	R##_s = X##_s;						\
      39  	_FP_FRAC_COPY_##wc(R,X);				\
      40        }								\
      41      R##_c = FP_CLS_NAN;						\
      42    } while (0)
      43  
      44  /* Handle getting and setting rounding mode for soft fp operations.  */
      45  
      46  #define FP_RND_NEAREST		(0x0 << 1)
      47  #define FP_RND_ZERO		(0x1 << 1)
      48  #define FP_RND_PINF		(0x2 << 1)
      49  #define FP_RND_MINF		(0x3 << 1)
      50  #define FP_RND_MASK		(0x3 << 1)
      51  
      52  #define FP_EX_OVERFLOW		1 << 3
      53  #define FP_EX_UNDERFLOW		1 << 4
      54  #define FP_EX_INEXACT		1 << 8
      55  #define FP_EX_INVALID		1 << 9
      56  #define FP_EX_DIVZERO		1 << 11
      57  #define FP_EX_ALL \
      58  	(FP_EX_INVALID | FP_EX_DIVZERO | FP_EX_OVERFLOW | FP_EX_UNDERFLOW \
      59  	 | FP_EX_INEXACT)
      60  
      61  #define _FP_DECL_EX \
      62    unsigned int _fpcsr __attribute__ ((unused)) = FP_RND_NEAREST
      63  
      64  #define FP_ROUNDMODE (_fpcsr & FP_RND_MASK)
      65  
      66  #ifdef __or1k_hard_float__
      67  #define FP_INIT_ROUNDMODE					\
      68  do {								\
      69    __asm__ volatile ("l.mfspr %0,r0,20" : "=r" (_fpcsr));	\
      70  } while (0)
      71  
      72  #define FP_HANDLE_EXCEPTIONS					\
      73  do {								\
      74    if (__builtin_expect (_fex, 0))				\
      75      {								\
      76        _fpcsr |= _fex;						\
      77        __asm__ volatile ("l.mtspr r0,%0,20" : : "r" (_fpcsr));	\
      78      }								\
      79  } while (0)
      80  #endif
      81  
      82  #define	__LITTLE_ENDIAN	1234
      83  #define	__BIG_ENDIAN	4321
      84  
      85  #define __BYTE_ORDER __BIG_ENDIAN
      86  
      87  #define _FP_TININESS_AFTER_ROUNDING 0
      88  
      89  /* Define ALIASNAME as a strong alias for NAME.  */
      90  # define strong_alias(name, aliasname) _strong_alias(name, aliasname)
      91  # define _strong_alias(name, aliasname) \
      92    extern __typeof (name) aliasname __attribute__ ((alias (#name)));