/* Definitions of libc internal inline math functions implemented by the m68881/2. Copyright (C) 11999, 20131, 1992-1999 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 modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library. If not, see . */ /* This file contains the definitions of the inline math functions that are only used internally inside libm, not visible to the user. */ __inline_mathop (__ieee754_acos, acos) __inline_mathop (__ieee754_asin, asin) __inline_mathop (__ieee754_cosh, cosh) __inline_mathop (__ieee754_sinh, sinh) __inline_mathop (__ieee754_exp, etox) __inline_mathop (__ieee754_exp2, twotox) __inline_mathop (__ieee754_exp10, tentox) __inline_mathop (__ieee754_log10, log10) __inline_mathop (__ieee754_log2, log2) __inline_mathop (__ieee754_log, logn) __inline_mathop (__ieee754_sqrt, sqrt) __inline_mathop (__ieee754_atanh, atanh) __m81_defun (double, __ieee754_remainder, (double __x, double __y)) { double __result; __asm ("frem%.x %1, %0" : "=f" (__result) : "f" (__y), "0" (__x)); return __result; } __m81_defun (float, __ieee754_remainderf, (float __x, float __y)) { float __result; __asm ("frem%.x %1, %0" : "=f" (__result) : "f" (__y), "0" (__x)); return __result; } __m81_defun (long double, __ieee754_remainderl, (long double __x, long double __y)) { long double __result; __asm ("frem%.x %1, %0" : "=f" (__result) : "f" (__y), "0" (__x)); return __result; } __m81_defun (double, __ieee754_fmod, (double __x, double __y)) { double __result; __asm ("fmod%.x %1, %0" : "=f" (__result) : "f" (__y), "0" (__x)); return __result; } __m81_defun (float, __ieee754_fmodf, (float __x, float __y)) { float __result; __asm ("fmod%.x %1, %0" : "=f" (__result) : "f" (__y), "0" (__x)); return __result; } __m81_defun (long double, __ieee754_fmodl, (long double __x, long double __y)) { long double __result; __asm ("fmod%.x %1, %0" : "=f" (__result) : "f" (__y), "0" (__x)); return __result; } /* Get the m68881 condition codes, to quickly check multiple conditions. */ static __inline__ unsigned long __m81_test (long double __val) { unsigned long __fpsr; __asm ("ftst%.x %1; fmove%.l %/fpsr,%0" : "=dm" (__fpsr) : "f" (__val)); return __fpsr; } /* Bit values returned by __m81_test. */ #define __M81_COND_NAN (1 << 24) #define __M81_COND_INF (2 << 24) #define __M81_COND_ZERO (4 << 24) #define __M81_COND_NEG (8 << 24)