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-rw-r--r--include/libm-symbols.h84
1 files changed, 84 insertions, 0 deletions
diff --git a/include/libm-symbols.h b/include/libm-symbols.h
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--- /dev/null
+++ b/include/libm-symbols.h
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+/* Additional support macros for symbol management, used for libm.
+ Copyright (C) 2018 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_SYMBOLS_H
+#define _LIBM_SYMBOLS_H 1
+
+#if IS_IN (libc) || IS_IN (libm)
+
+# if defined __NO_LONG_DOUBLE_MATH && !__HAVE_DISTINCT_FLOAT128
+
+# define libm_hidden_mathcall(sym) \
+ libm_hidden_proto (__##sym) \
+ libm_hidden_proto (__##sym##f)
+
+# define libc_libm_hidden_mathcall(sym) \
+ hidden_proto (__##sym) \
+ hidden_proto (__##sym##f)
+
+# elif !defined __NO_LONG_DOUBLE_MATH && !__HAVE_DISTINCT_FLOAT128
+
+# define libm_hidden_mathcall(sym) \
+ libm_hidden_proto (__##sym) \
+ libm_hidden_proto (__##sym##f) \
+ libm_hidden_proto (__##sym##l)
+
+# define libc_libm_hidden_mathcall(sym) \
+ hidden_proto (__##sym) \
+ hidden_proto (__##sym##f) \
+ hidden_proto (__##sym##l)
+
+# elif defined __NO_LONG_DOUBLE_MATH && __HAVE_DISTINCT_FLOAT128
+
+# define libm_hidden_mathcall(sym) \
+ libm_hidden_proto (__##sym) \
+ libm_hidden_proto (__##sym##f) \
+ libm_hidden_proto (__##sym##f128)
+
+# define libm_hidden_mathcall(sym) \
+ hidden_proto (__##sym) \
+ hidden_proto (__##sym##f) \
+ hidden_proto (__##sym##f128)
+
+# else /* !defined __NO_LONG_DOUBLE_MATH && __HAVE_DISTINCT_FLOAT128 */
+
+# define libm_hidden_mathcall(sym) \
+ libm_hidden_proto (__##sym) \
+ libm_hidden_proto (__##sym##f) \
+ libm_hidden_proto (__##sym##l) \
+ libm_hidden_proto (__##sym##f128)
+
+# define libc_libm_hidden_mathcall(sym) \
+ hidden_proto (__##sym) \
+ hidden_proto (__##sym##f) \
+ hidden_proto (__##sym##l) \
+ hidden_proto (__##sym##f128)
+
+# endif
+#else
+# define libm_hidden_mathcall(sym)
+# define libc_libm_hidden_mathcall(sym)
+#endif
+
+#if IS_IN (libm)
+# define libm_attr_hidden attribute_hidden
+#else
+# define libm_attr_hidden /* nothing */
+#endif
+
+#endif /* libm-symbols.h */