a20d08fd75
* config/i386/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Use __builtin_expect when checking for exceptions. * config/ia64/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Ditto. From-SVN: r188705
93 lines
2.6 KiB
C
93 lines
2.6 KiB
C
#define _FP_W_TYPE_SIZE 64
|
|
#define _FP_W_TYPE unsigned long
|
|
#define _FP_WS_TYPE signed long
|
|
#define _FP_I_TYPE long
|
|
|
|
typedef int TItype __attribute__ ((mode (TI)));
|
|
typedef unsigned int UTItype __attribute__ ((mode (TI)));
|
|
|
|
#define TI_BITS (__CHAR_BIT__ * (int)sizeof(TItype))
|
|
|
|
/* The type of the result of a floating point comparison. This must
|
|
match `__libgcc_cmp_return__' in GCC for the target. */
|
|
typedef int __gcc_CMPtype __attribute__ ((mode (__libgcc_cmp_return__)));
|
|
#define CMPtype __gcc_CMPtype
|
|
|
|
#define _FP_MUL_MEAT_Q(R,X,Y) \
|
|
_FP_MUL_MEAT_2_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm)
|
|
|
|
#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_2_udiv(Q,R,X,Y)
|
|
|
|
#define _FP_NANFRAC_S _FP_QNANBIT_S
|
|
#define _FP_NANFRAC_D _FP_QNANBIT_D
|
|
#define _FP_NANFRAC_E _FP_QNANBIT_E, 0
|
|
#define _FP_NANFRAC_Q _FP_QNANBIT_Q, 0
|
|
|
|
#define _FP_KEEPNANFRACP 1
|
|
|
|
#define _FP_NANSIGN_S 1
|
|
#define _FP_NANSIGN_D 1
|
|
#define _FP_NANSIGN_E 1
|
|
#define _FP_NANSIGN_Q 1
|
|
|
|
/* Here is something Intel misdesigned: the specs don't define
|
|
the case where we have two NaNs with same mantissas, but
|
|
different sign. Different operations pick up different NaNs. */
|
|
#define _FP_CHOOSENAN(fs, wc, R, X, Y, OP) \
|
|
do { \
|
|
if (_FP_FRAC_GT_##wc(X, Y) \
|
|
|| (_FP_FRAC_EQ_##wc(X,Y) && (OP == '+' || OP == '*'))) \
|
|
{ \
|
|
R##_s = X##_s; \
|
|
_FP_FRAC_COPY_##wc(R,X); \
|
|
} \
|
|
else \
|
|
{ \
|
|
R##_s = Y##_s; \
|
|
_FP_FRAC_COPY_##wc(R,Y); \
|
|
} \
|
|
R##_c = FP_CLS_NAN; \
|
|
} while (0)
|
|
|
|
#define FP_EX_INVALID 0x01
|
|
#define FP_EX_DENORM 0x02
|
|
#define FP_EX_DIVZERO 0x04
|
|
#define FP_EX_OVERFLOW 0x08
|
|
#define FP_EX_UNDERFLOW 0x10
|
|
#define FP_EX_INEXACT 0x20
|
|
|
|
void __sfp_handle_exceptions (int);
|
|
|
|
#define FP_HANDLE_EXCEPTIONS \
|
|
do { \
|
|
if (__builtin_expect (_fex, 0)) \
|
|
__sfp_handle_exceptions (_fex); \
|
|
} while (0);
|
|
|
|
#define FP_RND_NEAREST 0
|
|
#define FP_RND_ZERO 0xc00L
|
|
#define FP_RND_PINF 0x800L
|
|
#define FP_RND_MINF 0x400L
|
|
|
|
#define FP_RND_MASK 0xc00L
|
|
|
|
#define _FP_DECL_EX \
|
|
unsigned long int _fcw __attribute__ ((unused)) = FP_RND_NEAREST
|
|
|
|
#define FP_INIT_ROUNDMODE \
|
|
do { \
|
|
__asm__ __volatile__ ("mov.m %0 = ar.fpsr" : "=r" (_fcw)); \
|
|
} while (0)
|
|
|
|
#define FP_ROUNDMODE (_fcw & FP_RND_MASK)
|
|
|
|
#define __LITTLE_ENDIAN 1234
|
|
#define __BIG_ENDIAN 4321
|
|
|
|
#define __BYTE_ORDER __LITTLE_ENDIAN
|
|
|
|
/* Define ALIASNAME as a strong alias for NAME. */
|
|
#define strong_alias(name, aliasname) _strong_alias(name, aliasname)
|
|
#define _strong_alias(name, aliasname) \
|
|
extern __typeof (name) aliasname __attribute__ ((alias (#name)));
|