diff options
Diffstat (limited to 'sysdeps/powerpc/fpu/bits/fenv.h')
| -rw-r--r-- | sysdeps/powerpc/fpu/bits/fenv.h | 43 |
1 files changed, 2 insertions, 41 deletions
diff --git a/sysdeps/powerpc/fpu/bits/fenv.h b/sysdeps/powerpc/fpu/bits/fenv.h index 459821f481..ea8940e92f 100644 --- a/sysdeps/powerpc/fpu/bits/fenv.h +++ b/sysdeps/powerpc/fpu/bits/fenv.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 1998 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -140,45 +140,6 @@ extern const fenv_t __fe_nonieee_env; just evaluating this value will set the processor into 'FPU exceptions imprecise recoverable' mode, which may cause a significant performance penalty (but have no other visible effect). */ -extern const fenv_t *__fe_nomask_env __P ((void)); +extern const fenv_t *__fe_nomask_env (void); # define FE_NOMASK_ENV (__fe_nomask_env ()) #endif - -#if defined __OPTIMIZE__ && !defined _SOFT_FLOAT -/* Inline definition for fegetround. */ -# define fegetround() \ - (__extension__ ({ int __fegetround_result; \ - __asm__ ("mcrfs 7,7 ; mfcr %0" \ - : "=r"(__fegetround_result) : : "cr7"); \ - __fegetround_result & 3; })) - -/* The weird 'i#*X' constraints on the following suppress a gcc - warning when __excepts is not a constant. Otherwise, they mean the - same as just plain 'i'. */ - -/* Inline definition for feraiseexcept. */ -# define feraiseexcept(__excepts) \ - ((__builtin_constant_p (__excepts) \ - && ((__excepts) & ((__excepts)-1)) == 0 \ - && (__excepts) != FE_INVALID) \ - ? ((__excepts) != 0 \ - ? (__extension__ ({ __asm__ __volatile__ \ - ("mtfsb1 %s0" \ - : : "i#*X"(__builtin_ffs (__excepts))); \ - (void)0; })) \ - : (void)0) \ - : (feraiseexcept) (__excepts)) - -/* Inline definition for feclearexcept. */ -# define feclearexcept(__excepts) \ - ((__builtin_constant_p (__excepts) \ - && ((__excepts) & ((__excepts)-1)) == 0 \ - && (__excepts) != FE_INVALID) \ - ? ((__excepts) != 0 \ - ? (__extension__ ({ __asm__ __volatile__ \ - ("mtfsb0 %s0" \ - : : "i#*X"(__builtin_ffs (__excepts))); \ - (void)0; })) \ - : (void)0) \ - : (feclearexcept) (__excepts)) -#endif /* __OPTIMIZE__ && !_SOFT_FLOAT */ |