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 \ 68do { \ 69 __asm__ volatile ("l.mfspr %0,r0,20" : "=r" (_fpcsr)); \ 70} while (0) 71 72#define FP_HANDLE_EXCEPTIONS \ 73do { \ 74 if (__builtin_expect (_fex, 0)) \ 75 { \ 76 _fpcsr &= ~FP_EX_ALL; \ 77 _fpcsr |= _fex; \ 78 __asm__ volatile ("l.mtspr r0,%0,20" : : "r" (_fpcsr)); \ 79 } \ 80} while (0) 81#endif 82 83#define __LITTLE_ENDIAN 1234 84#define __BIG_ENDIAN 4321 85 86#define __BYTE_ORDER __BIG_ENDIAN 87 88#define _FP_TININESS_AFTER_ROUNDING 0 89 90/* Define ALIASNAME as a strong alias for NAME. */ 91# define strong_alias(name, aliasname) _strong_alias(name, aliasname) 92# define _strong_alias(name, aliasname) \ 93 extern __typeof (name) aliasname __attribute__ ((alias (#name))); 94