diff options
Diffstat (limited to 'sysdeps/generic')
-rw-r--r-- | sysdeps/generic/libm-alias-ldouble.h | 36 | ||||
-rw-r--r-- | sysdeps/generic/math-type-macros-ldouble.h | 6 |
2 files changed, 42 insertions, 0 deletions
diff --git a/sysdeps/generic/libm-alias-ldouble.h b/sysdeps/generic/libm-alias-ldouble.h new file mode 100644 index 0000000000..7414b922e1 --- /dev/null +++ b/sysdeps/generic/libm-alias-ldouble.h @@ -0,0 +1,36 @@ +/* Define aliases for libm long double functions. + Copyright (C) 2017 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 + <http://www.gnu.org/licenses/>. */ + +#ifndef _LIBM_ALIAS_LDOUBLE_H +#define _LIBM_ALIAS_LDOUBLE_H + +/* Define aliases for a long double libm function that has internal + name FROM ## l ## R and public names TO ## suffix ## R for each + suffix of a supported floating-point type with the same format as + long double. This should only be used for functions where such + public names exist for _FloatN types, not for + implementation-namespace exported names (where there is one name + per format, not per type) or for obsolescent functions not provided + for _FloatN types. */ +#define libm_alias_ldouble_r(from, to, r) \ + weak_alias (from ## l ## r, to ## l ## r) + +/* Likewise, but without the R suffix. */ +#define libm_alias_ldouble(from, to) libm_alias_ldouble_r (from, to, ) + +#endif diff --git a/sysdeps/generic/math-type-macros-ldouble.h b/sysdeps/generic/math-type-macros-ldouble.h index 7dbd559249..750bae718a 100644 --- a/sysdeps/generic/math-type-macros-ldouble.h +++ b/sysdeps/generic/math-type-macros-ldouble.h @@ -27,6 +27,12 @@ #define CFLOAT _Complex long double #define M_STRTO_NAN __strtold_nan +#include <libm-alias-ldouble.h> + +#ifndef declare_mgen_alias +# define declare_mgen_alias(from, to) libm_alias_ldouble (from, to) +#endif + /* Supply the generic macros. */ #include <math-type-macros.h> |