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-rw-r--r--math/bits/mathcalls-helper-functions.h18
-rw-r--r--math/bits/mathcalls.h9
-rw-r--r--math/math.h59
3 files changed, 72 insertions, 14 deletions
diff --git a/math/bits/mathcalls-helper-functions.h b/math/bits/mathcalls-helper-functions.h
index 5b1e9edb01..8d1970df81 100644
--- a/math/bits/mathcalls-helper-functions.h
+++ b/math/bits/mathcalls-helper-functions.h
@@ -16,28 +16,30 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
-
/* Classify given number. */
-__MATHDECL_1 (int, __fpclassify,, (_Mdouble_ __value))
+__MATHDECL_ALIAS (int, __fpclassify,, (_Mdouble_ __value), fpclassify)
__attribute__ ((__const__));
/* Test for negative number. */
-__MATHDECL_1 (int, __signbit,, (_Mdouble_ __value))
+__MATHDECL_ALIAS (int, __signbit,, (_Mdouble_ __value), signbit)
__attribute__ ((__const__));
/* Return 0 if VALUE is finite or NaN, +1 if it
is +Infinity, -1 if it is -Infinity. */
-__MATHDECL_1 (int, __isinf,, (_Mdouble_ __value)) __attribute__ ((__const__));
+__MATHDECL_ALIAS (int, __isinf,, (_Mdouble_ __value), isinf)
+ __attribute__ ((__const__));
/* Return nonzero if VALUE is finite and not NaN. Used by isfinite macro. */
-__MATHDECL_1 (int, __finite,, (_Mdouble_ __value)) __attribute__ ((__const__));
+__MATHDECL_ALIAS (int, __finite,, (_Mdouble_ __value), finite)
+ __attribute__ ((__const__));
/* Return nonzero if VALUE is not a number. */
-__MATHDECL_1 (int, __isnan,, (_Mdouble_ __value)) __attribute__ ((__const__));
+__MATHDECL_ALIAS (int, __isnan,, (_Mdouble_ __value), isnan)
+ __attribute__ ((__const__));
/* Test equality. */
-__MATHDECL_1 (int, __iseqsig,, (_Mdouble_ __x, _Mdouble_ __y));
+__MATHDECL_ALIAS (int, __iseqsig,, (_Mdouble_ __x, _Mdouble_ __y), iseqsig);
/* Test for signaling NaN. */
-__MATHDECL_1 (int, __issignaling,, (_Mdouble_ __value))
+__MATHDECL_ALIAS (int, __issignaling,, (_Mdouble_ __value), issignaling)
__attribute__ ((__const__));
diff --git a/math/bits/mathcalls.h b/math/bits/mathcalls.h
index 43e5481b94..d39c2fa5f1 100644
--- a/math/bits/mathcalls.h
+++ b/math/bits/mathcalls.h
@@ -174,12 +174,14 @@ __MATHCALL (fmod,, (_Mdouble_ __x, _Mdouble_ __y));
&& !__MATH_DECLARING_FLOATN
/* Return 0 if VALUE is finite or NaN, +1 if it
is +Infinity, -1 if it is -Infinity. */
-__MATHDECL_1 (int,isinf,, (_Mdouble_ __value)) __attribute__ ((__const__));
+__MATHDECL_ALIAS (int,isinf,, (_Mdouble_ __value), isinf)
+ __attribute__ ((__const__));
# endif
# if !__MATH_DECLARING_FLOATN
/* Return nonzero if VALUE is finite and not NaN. */
-__MATHDECL_1 (int,finite,, (_Mdouble_ __value)) __attribute__ ((__const__));
+__MATHDECL_ALIAS (int,finite,, (_Mdouble_ __value), finite)
+ __attribute__ ((__const__));
/* Return the remainder of X/Y. */
__MATHCALL (drem,, (_Mdouble_ __x, _Mdouble_ __y));
@@ -208,7 +210,8 @@ __MATHCALL (nan,, (const char *__tagb));
|| __MATH_DECLARING_DOUBLE == 0)) /* isnanf or isnanl don't. */ \
&& !__MATH_DECLARING_FLOATN
/* Return nonzero if VALUE is not a number. */
-__MATHDECL_1 (int,isnan,, (_Mdouble_ __value)) __attribute__ ((__const__));
+__MATHDECL_ALIAS (int,isnan,, (_Mdouble_ __value), isnan)
+ __attribute__ ((__const__));
# endif
#endif
diff --git a/math/math.h b/math/math.h
index e13b3f3a29..1692ff4a45 100644
--- a/math/math.h
+++ b/math/math.h
@@ -283,6 +283,10 @@ enum
extern type __MATH_PRECNAME(function,suffix) args __THROW
#define __MATHDECL_1(type, function, suffix, args) \
__MATHDECL_1_IMPL(type, function, suffix, args)
+/* Ignore the alias by default. The alias is only useful with
+ redirections. */
+#define __MATHDECL_ALIAS(type, function, suffix, args, alias) \
+ __MATHDECL_1(type, function, suffix, args)
#define __MATHREDIR(type, function, suffix, args, to) \
extern type __REDIRECT_NTH (__MATH_PRECNAME (function, suffix), args, to)
@@ -338,6 +342,35 @@ extern long double __REDIRECT_NTH (nexttowardl,
# undef __MATHDECL_1
# define __MATHDECL_1(type, function,suffix, args) \
__MATHREDIR(type, function, suffix, args, __CONCAT(function,suffix))
+
+# elif __LONG_DOUBLE_USES_FLOAT128 == 1
+# ifdef __REDIRECT_NTH
+# ifdef __USE_ISOC99
+extern float __REDIRECT_NTH (nexttowardf, (float __x, long double __y),
+ __nexttowardf_to_ieee128)
+ __attribute__ ((__const__));
+extern double __REDIRECT_NTH (nexttoward, (double __x, long double __y),
+ __nexttoward_to_ieee128)
+ __attribute__ ((__const__));
+
+#define __dremieee128 __remainderieee128
+#define __gammaieee128 __lgammaieee128
+
+# endif
+# endif
+
+# undef __MATHDECL_1
+# undef __MATHDECL_ALIAS
+
+# define __REDIRTO(function, suffix) \
+ __ ## function ## ieee128 ## suffix
+# define __REDIRTO_ALT(function, suffix) \
+ __ ## function ## f128 ## suffix
+
+# define __MATHDECL_1(type, function, suffix, args) \
+ __MATHREDIR (type, function, suffix, args, __REDIRTO (function, suffix))
+# define __MATHDECL_ALIAS(type, function, suffix, args, alias) \
+ __MATHREDIR (type, function, suffix, args, __REDIRTO_ALT (alias, suffix))
# endif
/* Include the file of declarations again, this time using `long double'
@@ -350,15 +383,22 @@ extern long double __REDIRECT_NTH (nexttowardl,
# define __MATH_DECLARE_LDOUBLE 1
# include <bits/mathcalls-helper-functions.h>
# include <bits/mathcalls.h>
+
# undef _Mdouble_
# undef __MATH_PRECNAME
# undef __MATH_DECLARING_DOUBLE
# undef __MATH_DECLARING_FLOATN
-# if defined __LDBL_COMPAT
+# if defined __LDBL_COMPAT \
+ || __LONG_DOUBLE_USES_FLOAT128 == 1
+# undef __REDIRTO
+# undef __REDIRTO_ALT
# undef __MATHDECL_1
+# undef __MATHDECL_ALIAS
# define __MATHDECL_1(type, function, suffix, args) \
__MATHDECL_1_IMPL(type, function, suffix, args)
+# define __MATHDECL_ALIAS(type, function, suffix, args, alias) \
+ __MATHDECL_1(type, function, suffix, args)
# endif
# endif /* !(__NO_LONG_DOUBLE_MATH && _LIBC) || __LDBL_COMPAT */
@@ -488,6 +528,7 @@ extern long double __REDIRECT_NTH (nexttowardl,
#undef __MATHDECL_1_IMPL
#undef __MATHDECL_1
+#undef __MATHDECL_ALIAS
#undef __MATHDECL
#undef __MATHCALL
@@ -521,12 +562,18 @@ extern long double __REDIRECT_NTH (nexttowardl,
# undef __MATHCALL_NARROW
# define __MATHCALL_NARROW(func, redir, nargs) \
__MATHCALL_NARROW_REDIR (func, redir, nargs)
+# elif __LONG_DOUBLE_USES_FLOAT128 == 1
+# define __MATHCALL_REDIR_NAME(name) __ ## f32 ## name ## ieee128
+# undef __MATHCALL_NARROW
+# define __MATHCALL_NARROW(func, redir, nargs) \
+ __MATHCALL_NARROW_REDIR (func, redir, nargs)
# endif
# include <bits/mathcalls-narrow.h>
# undef _Mret_
# undef _Marg_
# undef __MATHCALL_NAME
-# ifdef __LDBL_COMPAT
+# if defined __LDBL_COMPAT \
+ || __LONG_DOUBLE_USES_FLOAT128 == 1
# undef __MATHCALL_REDIR_NAME
# undef __MATHCALL_NARROW
# define __MATHCALL_NARROW(func, redir, nargs) \
@@ -541,12 +588,18 @@ extern long double __REDIRECT_NTH (nexttowardl,
# undef __MATHCALL_NARROW
# define __MATHCALL_NARROW(func, redir, nargs) \
__MATHCALL_NARROW_REDIR (func, redir, nargs)
+# elif __LONG_DOUBLE_USES_FLOAT128 == 1
+# define __MATHCALL_REDIR_NAME(name) __ ## f64 ## name ## ieee128
+# undef __MATHCALL_NARROW
+# define __MATHCALL_NARROW(func, redir, nargs) \
+ __MATHCALL_NARROW_REDIR (func, redir, nargs)
# endif
# include <bits/mathcalls-narrow.h>
# undef _Mret_
# undef _Marg_
# undef __MATHCALL_NAME
-# ifdef __LDBL_COMPAT
+# if defined __LDBL_COMPAT \
+ || __LONG_DOUBLE_USES_FLOAT128 == 1
# undef __MATHCALL_REDIR_NAME
# undef __MATHCALL_NARROW
# define __MATHCALL_NARROW(func, redir, nargs) \