mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-30 00:31:08 +00:00
47 lines
1.8 KiB
C
47 lines
1.8 KiB
C
/* -mlong-double-64 compatibility mode macros. */
|
|
|
|
#include <nldbl-abi.h>
|
|
#ifndef LONG_DOUBLE_COMPAT_VERSION
|
|
# error "nldbl-abi.h must define LONG_DOUBLE_COMPAT_VERSION"
|
|
#endif
|
|
|
|
#include <shlib-compat.h>
|
|
#define LONG_DOUBLE_COMPAT(lib, introduced) \
|
|
SHLIB_COMPAT(lib, introduced, LONG_DOUBLE_COMPAT_VERSION)
|
|
#define long_double_symbol(lib, local, symbol) \
|
|
long_double_symbol_1 (lib, local, symbol, LONG_DOUBLE_COMPAT_VERSION)
|
|
#ifdef SHARED
|
|
# define ldbl_hidden_def(local, name) libc_hidden_ver (local, name)
|
|
# define ldbl_strong_alias(name, aliasname) \
|
|
strong_alias (name, __GL_##name##_##aliasname) \
|
|
long_double_symbol (libc, __GL_##name##_##aliasname, aliasname);
|
|
# define ldbl_weak_alias(name, aliasname) \
|
|
weak_alias (name, __GL_##name##_##aliasname) \
|
|
long_double_symbol (libc, __GL_##name##_##aliasname, aliasname);
|
|
# define long_double_symbol_1(lib, local, symbol, version) \
|
|
versioned_symbol (lib, local, symbol, version)
|
|
#else
|
|
# define ldbl_hidden_def(local, name) libc_hidden_def (name)
|
|
# define ldbl_strong_alias(name, aliasname) strong_alias (name, aliasname)
|
|
# define ldbl_weak_alias(name, aliasname) weak_alias (name, aliasname)
|
|
# ifndef __ASSEMBLER__
|
|
/* Note that weak_alias cannot be used - it is defined to nothing
|
|
in most of the C files. */
|
|
# define long_double_symbol_1(lib, local, symbol, version) \
|
|
_weak_alias (local, symbol)
|
|
# else
|
|
# define long_double_symbol_1(lib, local, symbol, version) \
|
|
weak_alias (local, symbol)
|
|
# endif
|
|
#endif
|
|
|
|
#ifndef __ASSEMBLER__
|
|
# include <math.h>
|
|
# include <math_private.h>
|
|
|
|
/* Set temporarily to non-zero if long double should be considered
|
|
the same as double. */
|
|
extern __thread int __no_long_double attribute_tls_model_ie attribute_hidden;
|
|
# define __ldbl_is_dbl __builtin_expect (__no_long_double, 0)
|
|
#endif
|