| 1 |
734 |
jeremybenn |
#define _FP_W_TYPE_SIZE 64
|
| 2 |
|
|
#define _FP_W_TYPE unsigned long
|
| 3 |
|
|
#define _FP_WS_TYPE signed long
|
| 4 |
|
|
#define _FP_I_TYPE long
|
| 5 |
|
|
|
| 6 |
|
|
typedef int TItype __attribute__ ((mode (TI)));
|
| 7 |
|
|
typedef unsigned int UTItype __attribute__ ((mode (TI)));
|
| 8 |
|
|
|
| 9 |
|
|
#define TI_BITS (__CHAR_BIT__ * (int)sizeof(TItype))
|
| 10 |
|
|
|
| 11 |
|
|
/* The type of the result of a floating point comparison. This must
|
| 12 |
|
|
match `__libgcc_cmp_return__' in GCC for the target. */
|
| 13 |
|
|
typedef int __gcc_CMPtype __attribute__ ((mode (__libgcc_cmp_return__)));
|
| 14 |
|
|
#define CMPtype __gcc_CMPtype
|
| 15 |
|
|
|
| 16 |
|
|
#define _FP_MUL_MEAT_Q(R,X,Y) \
|
| 17 |
|
|
_FP_MUL_MEAT_2_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm)
|
| 18 |
|
|
|
| 19 |
|
|
#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_2_udiv(Q,R,X,Y)
|
| 20 |
|
|
|
| 21 |
|
|
#define _FP_NANFRAC_S _FP_QNANBIT_S
|
| 22 |
|
|
#define _FP_NANFRAC_D _FP_QNANBIT_D
|
| 23 |
|
|
#define _FP_NANFRAC_E _FP_QNANBIT_E, 0
|
| 24 |
|
|
#define _FP_NANFRAC_Q _FP_QNANBIT_Q, 0
|
| 25 |
|
|
#define _FP_NANSIGN_S 1
|
| 26 |
|
|
#define _FP_NANSIGN_D 1
|
| 27 |
|
|
#define _FP_NANSIGN_E 1
|
| 28 |
|
|
#define _FP_NANSIGN_Q 1
|
| 29 |
|
|
|
| 30 |
|
|
#define _FP_KEEPNANFRACP 1
|
| 31 |
|
|
|
| 32 |
|
|
/* Here is something Intel misdesigned: the specs don't define
|
| 33 |
|
|
the case where we have two NaNs with same mantissas, but
|
| 34 |
|
|
different sign. Different operations pick up different NaNs. */
|
| 35 |
|
|
#define _FP_CHOOSENAN(fs, wc, R, X, Y, OP) \
|
| 36 |
|
|
do { \
|
| 37 |
|
|
if (_FP_FRAC_GT_##wc(X, Y) \
|
| 38 |
|
|
|| (_FP_FRAC_EQ_##wc(X,Y) && (OP == '+' || OP == '*'))) \
|
| 39 |
|
|
{ \
|
| 40 |
|
|
R##_s = X##_s; \
|
| 41 |
|
|
_FP_FRAC_COPY_##wc(R,X); \
|
| 42 |
|
|
} \
|
| 43 |
|
|
else \
|
| 44 |
|
|
{ \
|
| 45 |
|
|
R##_s = Y##_s; \
|
| 46 |
|
|
_FP_FRAC_COPY_##wc(R,Y); \
|
| 47 |
|
|
} \
|
| 48 |
|
|
R##_c = FP_CLS_NAN; \
|
| 49 |
|
|
} while (0)
|
| 50 |
|
|
|
| 51 |
|
|
#define FP_EX_INVALID 0x01
|
| 52 |
|
|
#define FP_EX_DENORM 0x02
|
| 53 |
|
|
#define FP_EX_DIVZERO 0x04
|
| 54 |
|
|
#define FP_EX_OVERFLOW 0x08
|
| 55 |
|
|
#define FP_EX_UNDERFLOW 0x10
|
| 56 |
|
|
#define FP_EX_INEXACT 0x20
|
| 57 |
|
|
|
| 58 |
|
|
#define FP_HANDLE_EXCEPTIONS \
|
| 59 |
|
|
do { \
|
| 60 |
|
|
double tmp, dummy; \
|
| 61 |
|
|
if (_fex & FP_EX_INVALID) \
|
| 62 |
|
|
{ \
|
| 63 |
|
|
tmp = 0.0; \
|
| 64 |
|
|
__asm__ __volatile__ ("frcpa.s0 %0,p1=f0,f0" \
|
| 65 |
|
|
: "=f" (tmp) : : "p1" ); \
|
| 66 |
|
|
} \
|
| 67 |
|
|
if (_fex & FP_EX_DIVZERO) \
|
| 68 |
|
|
{ \
|
| 69 |
|
|
__asm__ __volatile__ ("frcpa.s0 %0,p1=f1,f0" \
|
| 70 |
|
|
: "=f" (tmp) : : "p1" ); \
|
| 71 |
|
|
} \
|
| 72 |
|
|
if (_fex & FP_EX_OVERFLOW) \
|
| 73 |
|
|
{ \
|
| 74 |
|
|
dummy = __DBL_MAX__; \
|
| 75 |
|
|
__asm__ __volatile__ ("fadd.d.s0 %0=%1,%1" \
|
| 76 |
|
|
: "=f" (dummy) : "0" (dummy)); \
|
| 77 |
|
|
} \
|
| 78 |
|
|
if (_fex & FP_EX_UNDERFLOW) \
|
| 79 |
|
|
{ \
|
| 80 |
|
|
dummy = __DBL_MIN__; \
|
| 81 |
|
|
__asm__ __volatile__ ("fnma.d.s0 %0=%1,%1,f0" \
|
| 82 |
|
|
: "=f" (tmp) : "f" (dummy)); \
|
| 83 |
|
|
} \
|
| 84 |
|
|
if (_fex & FP_EX_INEXACT) \
|
| 85 |
|
|
{ \
|
| 86 |
|
|
dummy = __DBL_MAX__; \
|
| 87 |
|
|
__asm__ __volatile__ ("fsub.d.s0 %0=%1,f1" \
|
| 88 |
|
|
: "=f" (dummy) : "0" (dummy)); \
|
| 89 |
|
|
} \
|
| 90 |
|
|
} while (0)
|
| 91 |
|
|
|
| 92 |
|
|
#define FP_RND_NEAREST 0
|
| 93 |
|
|
#define FP_RND_ZERO 0xc00L
|
| 94 |
|
|
#define FP_RND_PINF 0x800L
|
| 95 |
|
|
#define FP_RND_MINF 0x400L
|
| 96 |
|
|
|
| 97 |
|
|
#define _FP_DECL_EX \
|
| 98 |
|
|
unsigned long int _fpsr __attribute__ ((unused)) = FP_RND_NEAREST
|
| 99 |
|
|
|
| 100 |
|
|
#define FP_INIT_ROUNDMODE \
|
| 101 |
|
|
do { \
|
| 102 |
|
|
__asm__ __volatile__ ("mov.m %0=ar.fpsr" \
|
| 103 |
|
|
: "=r" (_fpsr)); \
|
| 104 |
|
|
} while (0)
|
| 105 |
|
|
|
| 106 |
|
|
#define FP_ROUNDMODE (_fpsr & 0xc00L)
|
| 107 |
|
|
|
| 108 |
|
|
#define __LITTLE_ENDIAN 1234
|
| 109 |
|
|
#define __BIG_ENDIAN 4321
|
| 110 |
|
|
|
| 111 |
|
|
#define __BYTE_ORDER __LITTLE_ENDIAN
|
| 112 |
|
|
|
| 113 |
|
|
/* Define ALIASNAME as a strong alias for NAME. */
|
| 114 |
|
|
#define strong_alias(name, aliasname) _strong_alias(name, aliasname)
|
| 115 |
|
|
#define _strong_alias(name, aliasname) \
|
| 116 |
|
|
extern __typeof (name) aliasname __attribute__ ((alias (#name)));
|
