import new headers from upstream via psm

10 files changed, 867 insertions, 0 deletions

diff --git a/libc/sysdeps/linux/alpha/bits/mathdef.h b/libc/sysdeps/linux/alpha/bits/mathdef.h
new file mode 100644
index 000000000..3b52ec7d5
--- /dev/null
+++ b/libc/sysdeps/linux/alpha/bits/mathdef.h
@@ -0,0 +1,84 @@
+/* Copyright (C) 1997,1998,1999,2000,2003,2004,2006
+	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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#if !defined _MATH_H && !defined _COMPLEX_H
+# error "Never use <bits/mathdef.h> directly; include <math.h> instead"
+#endif
+
+/* FIXME! This file describes properties of the compiler, not the machine;
+   it should not be part of libc!  */
+
+#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
+# define _MATH_H_MATHDEF	1
+
+# ifdef __GNUC__
+#  if __STDC__ == 1
+
+/* In GNU or ANSI mode, gcc leaves `float' expressions as-is.  */
+typedef float float_t;
+typedef double double_t;
+
+#  else
+
+/* For `gcc -traditional', `float' expressions are evaluated as `double'. */
+typedef double float_t;
+typedef double double_t;
+
+#  endif
+# else
+
+/* Wild guess at types for float_t and double_t. */
+typedef double float_t;
+typedef double double_t;
+
+# endif
+
+/* The values returned by `ilogb' for 0 and NaN respectively.  */
+# define FP_ILOGB0     (-2147483647)
+# define FP_ILOGBNAN   (2147483647)
+
+#endif	/* ISO C99 && MATH_H */
+
+#if defined _COMPLEX_H && !defined _COMPLEX_H_MATHDEF
+# define _COMPLEX_H_MATHDEF 1
+# if defined(__GNUC__) && !__GNUC_PREREQ(3,4)
+
+/* Due to an ABI change, we need to remap the complex float symbols.  */
+#  define _Mdouble_		float
+#  define __MATHCALL(function, args) \
+    __MATHDECL (_Complex float, function, args)
+#  define __MATHDECL(type, function, args) \
+    __MATHDECL_1(type, function##f, args, __c1_##function##f); \
+    __MATHDECL_1(type, __##function##f, args, __c1_##function##f)
+#  define __MATHDECL_1(type, function, args, alias) \
+    extern type function args __asm__(#alias) __THROW
+
+#  include <bits/cmathcalls.h>
+
+#  undef _Mdouble_
+#  undef __MATHCALL
+#  undef __MATHDECL
+#  undef __MATHDECL_1
+
+# endif /* GNUC before 3.4 */
+#endif /* COMPLEX_H */
+
+#if !defined __NO_LONG_DOUBLE_MATH && !defined __UCLIBC_HAS_LONG_DOUBLE_MATH__
+# define __NO_LONG_DOUBLE_MATH	1
+#endif
diff --git a/libc/sysdeps/linux/alpha/bits/mathinline.h b/libc/sysdeps/linux/alpha/bits/mathinline.h
new file mode 100644
index 000000000..87d40058c
--- /dev/null
+++ b/libc/sysdeps/linux/alpha/bits/mathinline.h
@@ -0,0 +1,183 @@
+/* Inline math functions for Alpha.
+   Copyright (C) 1996, 1997, 1999-2001, 2004 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by David Mosberger-Tang.
+
+   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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _MATH_H
+# error "Never use <bits/mathinline.h> directly; include <math.h> instead."
+#endif
+
+#ifdef __cplusplus
+# define __MATH_INLINE __inline
+#else
+# define __MATH_INLINE extern __inline
+#endif
+
+#if defined __USE_ISOC99 && defined __GNUC__ && !__GNUC_PREREQ(3,0)
+# undef isgreater
+# undef isgreaterequal
+# undef isless
+# undef islessequal
+# undef islessgreater
+# undef isunordered
+# define isunordered(u, v)				\
+  (__extension__					\
+   ({ double __r, __u = (u), __v = (v);			\
+      __asm ("cmptun/su %1,%2,%0\n\ttrapb"		\
+	     : "=&f" (__r) : "f" (__u), "f"(__v));	\
+      __r != 0; }))
+#endif /* ISO C99 */
+
+#if (!defined __NO_MATH_INLINES || defined __LIBC_INTERNAL_MATH_INLINES) \
+    && defined __OPTIMIZE__
+
+#if !__GNUC_PREREQ (4, 0)
+# define __inline_copysign(NAME, TYPE)					\
+__MATH_INLINE TYPE							\
+__NTH (NAME (TYPE __x, TYPE __y))					\
+{									\
+  TYPE __z;								\
+  __asm ("cpys %1, %2, %0" : "=f" (__z) : "f" (__y), "f" (__x));	\
+  return __z;								\
+}
+
+__inline_copysign (__copysignf, float)
+__inline_copysign (copysignf, float)
+__inline_copysign (__copysign, double)
+__inline_copysign (copysign, double)
+
+# undef __inline_copysign
+#endif
+
+
+#if !__GNUC_PREREQ (2, 8)
+# define __inline_fabs(NAME, TYPE)			\
+__MATH_INLINE TYPE					\
+__NTH (NAME (TYPE __x))					\
+{							\
+  TYPE __z;						\
+  __asm ("cpys $f31, %1, %0" : "=f" (__z) : "f" (__x));	\
+  return __z;						\
+}
+
+__inline_fabs (__fabsf, float)
+__inline_fabs (fabsf, float)
+__inline_fabs (__fabs, double)
+__inline_fabs (fabs, double)
+
+# undef __inline_fabs
+#endif
+
+
+/* Use the -inf rounding mode conversion instructions to implement
+   floor.  We note when the exponent is large enough that the value
+   must be integral, as this avoids unpleasant integer overflows.  */
+
+__MATH_INLINE float
+__NTH (__floorf (float __x))
+{
+  /* Check not zero since floor(-0) == -0.  */
+  if (__x != 0 && fabsf (__x) < 16777216.0f)  /* 1 << FLT_MANT_DIG */
+    {
+      /* Note that Alpha S_Floating is stored in registers in a
+	 restricted T_Floating format, so we don't even need to
+	 convert back to S_Floating in the end.  The initial
+	 conversion to T_Floating is needed to handle denormals.  */
+
+      float __tmp1, __tmp2;
+
+      __asm ("cvtst/s %3,%2\n\t"
+#ifdef _IEEE_FP_INEXACT
+	     "cvttq/svim %2,%1\n\t"
+#else
+	     "cvttq/svm %2,%1\n\t"
+#endif
+	     "cvtqt/m %1,%0\n\t"
+	     : "=f"(__x), "=&f"(__tmp1), "=&f"(__tmp2)
+	     : "f"(__x));
+    }
+  return __x;
+}
+
+__MATH_INLINE double
+__NTH (__floor (double __x))
+{
+  if (__x != 0 && fabs (__x) < 9007199254740992.0)  /* 1 << DBL_MANT_DIG */
+    {
+      double __tmp1;
+      __asm (
+#ifdef _IEEE_FP_INEXACT
+	     "cvttq/svim %2,%1\n\t"
+#else
+	     "cvttq/svm %2,%1\n\t"
+#endif
+	     "cvtqt/m %1,%0\n\t"
+	     : "=f"(__x), "=&f"(__tmp1)
+	     : "f"(__x));
+    }
+  return __x;
+}
+
+__MATH_INLINE float __NTH (floorf (float __x)) { return __floorf(__x); }
+__MATH_INLINE double __NTH (floor (double __x)) { return __floor(__x); }
+
+
+#ifdef __USE_ISOC99
+
+__MATH_INLINE float
+__NTH (__fdimf (float __x, float __y))
+{
+  return __x <= __y ? 0.0f : __x - __y;
+}
+
+__MATH_INLINE float
+__NTH (fdimf (float __x, float __y))
+{
+  return __x <= __y ? 0.0f : __x - __y;
+}
+
+__MATH_INLINE double
+__NTH (__fdim (double __x, double __y))
+{
+  return __x <= __y ? 0.0 : __x - __y;
+}
+
+__MATH_INLINE double
+__NTH (fdim (double __x, double __y))
+{
+  return __x <= __y ? 0.0 : __x - __y;
+}
+
+/* Test for negative number.  Used in the signbit() macro.  */
+__MATH_INLINE int
+__NTH (__signbitf (float __x))
+{
+  __extension__ union { float __f; int __i; } __u = { __f: __x };
+  return __u.__i < 0;
+}
+
+__MATH_INLINE int
+__NTH (__signbit (double __x))
+{
+  __extension__ union { double __d; long __i; } __u = { __d: __x };
+  return __u.__i < 0;
+}
+
+#endif /* C99 */
+
+#endif /* __NO_MATH_INLINES */
diff --git a/libc/sysdeps/linux/ia64/bits/atomic.h b/libc/sysdeps/linux/ia64/bits/atomic.h
new file mode 100644
index 000000000..1020c2f22
--- /dev/null
+++ b/libc/sysdeps/linux/ia64/bits/atomic.h
@@ -0,0 +1,119 @@
+/* Copyright (C) 2003 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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <stdint.h>
+#include <ia64intrin.h>
+
+typedef int8_t atomic8_t;
+typedef uint8_t uatomic8_t;
+typedef int_fast8_t atomic_fast8_t;
+typedef uint_fast8_t uatomic_fast8_t;
+
+typedef int16_t atomic16_t;
+typedef uint16_t uatomic16_t;
+typedef int_fast16_t atomic_fast16_t;
+typedef uint_fast16_t uatomic_fast16_t;
+
+typedef int32_t atomic32_t;
+typedef uint32_t uatomic32_t;
+typedef int_fast32_t atomic_fast32_t;
+typedef uint_fast32_t uatomic_fast32_t;
+
+typedef int64_t atomic64_t;
+typedef uint64_t uatomic64_t;
+typedef int_fast64_t atomic_fast64_t;
+typedef uint_fast64_t uatomic_fast64_t;
+
+typedef intptr_t atomicptr_t;
+typedef uintptr_t uatomicptr_t;
+typedef intmax_t atomic_max_t;
+typedef uintmax_t uatomic_max_t;
+
+
+#define __arch_compare_and_exchange_bool_8_acq(mem, newval, oldval) \
+  (abort (), 0)
+
+#define __arch_compare_and_exchange_bool_16_acq(mem, newval, oldval) \
+  (abort (), 0)
+
+#define __arch_compare_and_exchange_bool_32_acq(mem, newval, oldval) \
+  (!__sync_bool_compare_and_swap ((mem), (int) (long) (oldval), \
+				  (int) (long) (newval)))
+
+#define __arch_compare_and_exchange_bool_64_acq(mem, newval, oldval) \
+  (!__sync_bool_compare_and_swap ((mem), (long) (oldval), \
+				  (long) (newval)))
+
+#define __arch_compare_and_exchange_val_8_acq(mem, newval, oldval) \
+  (abort (), (__typeof (*mem)) 0)
+
+#define __arch_compare_and_exchange_val_16_acq(mem, newval, oldval) \
+  (abort (), (__typeof (*mem)) 0)
+
+#define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \
+  __sync_val_compare_and_swap ((mem), (int) (long) (oldval), \
+			       (int) (long) (newval))
+
+#define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \
+  __sync_val_compare_and_swap ((mem), (long) (oldval), (long) (newval))
+
+/* Atomically store newval and return the old value.  */
+#define atomic_exchange_acq(mem, value) \
+  __sync_lock_test_and_set (mem, value)
+
+#define atomic_exchange_rel(mem, value) \
+  (__sync_synchronize (), __sync_lock_test_and_set (mem, value))
+
+#define atomic_exchange_and_add(mem, value) \
+  ({ __typeof (*mem) __result;						      \
+     __result = __sync_fetch_and_add ((mem), (int) (value));		      \
+     __result; })
+
+#define atomic_decrement_if_positive(mem) \
+  ({ __typeof (*mem) __oldval, __val;					      \
+     __typeof (mem) __memp = (mem);					      \
+									      \
+     __val = (*__memp);							      \
+     do									      \
+       {								      \
+	 __oldval = __val;						      \
+	 if (__builtin_expect (__val <= 0, 0))				      \
+	   break;							      \
+	 __val = atomic_compare_and_exchange_val_acq (__memp,	__oldval - 1, \
+						      __oldval);	      \
+       }								      \
+     while (__builtin_expect (__val != __oldval, 0));			      \
+     __oldval; })
+
+#define atomic_bit_test_set(mem, bit) \
+  ({ __typeof (*mem) __oldval, __val;					      \
+     __typeof (mem) __memp = (mem);					      \
+     __typeof (*mem) __mask = ((__typeof (*mem)) 1 << (bit));		      \
+									      \
+     __val = (*__memp);							      \
+     do									      \
+       {								      \
+	 __oldval = __val;						      \
+	 __val = atomic_compare_and_exchange_val_acq (__memp,		      \
+						      __oldval | __mask,      \
+						      __oldval);	      \
+       }								      \
+     while (__builtin_expect (__val != __oldval, 0));			      \
+     __oldval & __mask; })
+
+#define atomic_full_barrier() __sync_synchronize ()
diff --git a/libc/sysdeps/linux/ia64/bits/byteswap.h b/libc/sysdeps/linux/ia64/bits/byteswap.h
new file mode 100644
index 000000000..6862aa0b6
--- /dev/null
+++ b/libc/sysdeps/linux/ia64/bits/byteswap.h
@@ -0,0 +1,110 @@
+/* Macros to swap the order of bytes in integer values.
+   Copyright (C) 1997, 1998, 2000, 2002, 2003 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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#if !defined _BYTESWAP_H && !defined _NETINET_IN_H
+# error "Never use <bits/byteswap.h> directly; include <byteswap.h> instead."
+#endif
+
+#ifndef _BITS_BYTESWAP_H
+#define _BITS_BYTESWAP_H 1
+
+/* Swap bytes in 16 bit value.  */
+#define __bswap_constant_16(x) \
+     ((((x) >> 8) & 0xff) | (((x) & 0xff) << 8))
+
+#if defined __GNUC__ && __GNUC__ >= 2
+# define __bswap_16(x) \
+     (__extension__							      \
+      ({ register unsigned short int __v, __x = (x);			      \
+	 if (__builtin_constant_p (x))					      \
+	   __v = __bswap_constant_16 (__x);				      \
+	 else								      \
+	   __asm__ __volatile__ ("shl %0 = %1, 48 ;;"			      \
+				 "mux1 %0 = %0, @rev ;;"		      \
+				 : "=r" (__v)				      \
+				 : "r" ((unsigned short int) (__x)));	      \
+	 __v; }))
+#else
+/* This is better than nothing.  */
+static __inline unsigned short int
+__bswap_16 (unsigned short int __bsx)
+{
+  return __bswap_constant_16 (__bsx);
+}
+#endif
+
+
+/* Swap bytes in 32 bit value.  */
+#define __bswap_constant_32(x) \
+     ((((x) & 0xff000000) >> 24) | (((x) & 0x00ff0000) >>  8) |		      \
+      (((x) & 0x0000ff00) <<  8) | (((x) & 0x000000ff) << 24))
+
+#if defined __GNUC__ && __GNUC__ >= 2
+# define __bswap_32(x) \
+     (__extension__							      \
+      ({ register unsigned int __v, __x = (x);				      \
+	 if (__builtin_constant_p (x))					      \
+	   __v = __bswap_constant_32 (__x);				      \
+	 else								      \
+	   __asm__ __volatile__ ("shl %0 = %1, 32 ;;"			      \
+				 "mux1 %0 = %0, @rev ;;"		      \
+				 : "=r" (__v)				      \
+				 : "r" ((unsigned int) (__x)));		      \
+	 __v; }))
+#else
+static __inline unsigned int
+__bswap_32 (unsigned int __bsx)
+{
+  return __bswap_constant_32 (__bsx);
+}
+#endif
+
+
+/* Swap bytes in 64 bit value.  */
+#define __bswap_constant_64(x) \
+     ((((x) & 0xff00000000000000ul) >> 56)				      \
+      | (((x) & 0x00ff000000000000ul) >>  40)				      \
+      | (((x) & 0x0000ff0000000000ul) >> 24)				      \
+      | (((x) & 0x000000ff00000000ul) >> 8)				      \
+      | (((x) & 0x00000000ff000000ul) << 8)				      \
+      | (((x) & 0x0000000000ff0000ul) << 24)				      \
+      | (((x) & 0x000000000000ff00ul) << 40)				      \
+      | (((x) & 0x00000000000000fful) << 56))
+
+#if defined __GNUC__ && __GNUC__ >= 2
+# define __bswap_64(x) \
+     (__extension__							      \
+      ({ register unsigned long int __v, __x = (x);			      \
+	 if (__builtin_constant_p (x))					      \
+	   __v = __bswap_constant_64 (__x);				      \
+	 else								      \
+	   __asm__ __volatile__ ("mux1 %0 = %1, @rev ;;"		      \
+				 : "=r" (__v)				      \
+				 : "r" ((unsigned long int) (__x)));	      \
+         __v; }))
+
+#else
+static __inline unsigned long int
+__bswap_64 (unsigned long int __bsx)
+{
+  return __bswap_constant_64 (__bsx);
+}
+#endif
+
+#endif /* _BITS_BYTESWAP_H */
diff --git a/libc/sysdeps/linux/ia64/bits/fenv.h b/libc/sysdeps/linux/ia64/bits/fenv.h
new file mode 100644
index 000000000..32515f079
--- /dev/null
+++ b/libc/sysdeps/linux/ia64/bits/fenv.h
@@ -0,0 +1,87 @@
+/* Copyright (C) 1999, 2000 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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _FENV_H
+# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
+#endif
+
+
+/* Define bits representing the exception.  We use the bit positions of
+   the appropriate bits in the FPSR...  (Tahoe EAS 2.4 5-4)*/
+
+enum
+  {
+    FE_INEXACT =	1UL << 5,
+#define FE_INEXACT	FE_INEXACT
+
+    FE_UNDERFLOW =	1UL << 4,
+#define FE_UNDERFLOW	FE_UNDERFLOW
+
+    FE_OVERFLOW =	1UL << 3,
+#define FE_OVERFLOW	FE_OVERFLOW
+
+    FE_DIVBYZERO =	1UL << 2,
+#define FE_DIVBYZERO	FE_DIVBYZERO
+
+    FE_UNNORMAL =	1UL << 1,
+#define FE_UNNORMAL	FE_UNNORMAL
+
+    FE_INVALID =	1UL << 0,
+#define FE_INVALID	FE_INVALID
+
+    FE_ALL_EXCEPT =
+	(FE_INEXACT | FE_UNDERFLOW | FE_OVERFLOW | FE_DIVBYZERO | FE_UNNORMAL | FE_INVALID)
+#define FE_ALL_EXCEPT	FE_ALL_EXCEPT
+  };
+
+
+enum
+  {
+    FE_TOWARDZERO =	3,
+#define FE_TOWARDZERO	FE_TOWARDZERO
+
+    FE_UPWARD =		2,
+#define FE_UPWARD	FE_UPWARD
+
+    FE_DOWNWARD = 	1,
+#define FE_DOWNWARD	FE_DOWNWARD
+
+    FE_TONEAREST =	0,
+#define FE_TONEAREST	FE_TONEAREST
+  };
+
+
+/* Type representing exception flags.  */
+typedef unsigned long int fexcept_t;
+
+/* Type representing floating-point environment.  */
+typedef unsigned long int fenv_t;
+
+/* If the default argument is used we use this value.  */
+#define FE_DFL_ENV	((__const fenv_t *) 0xc009804c0270033fUL)
+
+#ifdef __USE_GNU
+/* Floating-point environment where only FE_UNNORMAL is masked since this
+   exception is not generally supported by glibc.  */
+# define FE_NOMASK_ENV	((__const fenv_t *) 0xc009804c02700302UL)
+
+/* Floating-point environment with (processor-dependent) non-IEEE
+   floating point.  In this case, turning on flush-to-zero mode for
+   s0, s2, and s3.  */
+# define FE_NONIEEE_ENV ((__const fenv_t *) 0xc009a04d0270037fUL)
+#endif
diff --git a/libc/sysdeps/linux/ia64/bits/mathdef.h b/libc/sysdeps/linux/ia64/bits/mathdef.h
new file mode 100644
index 000000000..5da23cc8a
--- /dev/null
+++ b/libc/sysdeps/linux/ia64/bits/mathdef.h
@@ -0,0 +1,41 @@
+/* Copyright (C) 2000, 2001, 2004 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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#if !defined _MATH_H && !defined _COMPLEX_H
+# error "Never use <bits/mathdef.h> directly; include <math.h> instead"
+#endif
+
+#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
+# define _MATH_H_MATHDEF	1
+
+/* The IA-64 architecture computes values with the precision of the
+   used type.  */
+typedef float float_t;		/* `float' expressions are evaluated as
+				   `float'.  */
+typedef double double_t;	/* `double' expressions are evaluated as
+				   `double'.  */
+
+/* The values returned by `ilogb' for 0 and NaN respectively.  */
+# define FP_ILOGB0	(-2147483647 - 1)
+# define FP_ILOGBNAN	2147483647
+
+#endif	/* ISO C99 */
+
+#if !defined __NO_LONG_DOUBLE_MATH && !defined __UCLIBC_HAS_LONG_DOUBLE_MATH__
+# define __NO_LONG_DOUBLE_MATH	1
+#endif
diff --git a/libc/sysdeps/linux/ia64/bits/mathinline.h b/libc/sysdeps/linux/ia64/bits/mathinline.h
new file mode 100644
index 000000000..9bb5f1a71
--- /dev/null
+++ b/libc/sysdeps/linux/ia64/bits/mathinline.h
@@ -0,0 +1,54 @@
+/* Inline math functions for ia64.
+   Copyright (C) 2004 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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _MATH_H
+# error "Never use <bits/mathinline.h> directly; include <math.h> instead."
+#endif
+
+#ifdef __cplusplus
+# define __MATH_INLINE __inline
+#else
+# define __MATH_INLINE extern __inline
+#endif
+
+#if defined __USE_ISOC99 && defined __GNUC__ && __GNUC__ >= 2
+/* The gcc, version 2.7 or below, has problems with all this inlining
+   code.  So disable it for this version of the compiler.  */
+# if __GNUC_PREREQ (2, 8)
+/* Test for negative number.  Used in the signbit() macro.  */
+__MATH_INLINE int
+__NTH (__signbitf (float __x))
+{
+  __extension__ union { float __f; int __i; } __u = { __f: __x };
+  return __u.__i < 0;
+}
+__MATH_INLINE int
+__NTH (__signbit (double __x))
+{
+  __extension__ union { double __d; int __i[2]; } __u = { __d: __x };
+  return __u.__i[1] < 0;
+}
+__MATH_INLINE int
+__NTH (__signbitl (long double __x))
+{
+  __extension__ union { long double __l; int __i[3]; } __u = { __l: __x };
+  return (__u.__i[2] & 0x8000) != 0;
+}
+# endif
+#endif
diff --git a/libc/sysdeps/linux/mips/bits/mathdef.h b/libc/sysdeps/linux/mips/bits/mathdef.h
new file mode 100644
index 000000000..331da13a9
--- /dev/null
+++ b/libc/sysdeps/linux/mips/bits/mathdef.h
@@ -0,0 +1,48 @@
+/* Copyright (C) 1997, 1998, 1999, 2000, 2002, 2003, 2004
+	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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#if !defined _MATH_H && !defined _COMPLEX_H
+# error "Never use <bits/mathdef.h> directly; include <math.h> instead"
+#endif
+
+#include <sgidefs.h>
+
+#if defined  __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
+# define _MATH_H_MATHDEF	1
+
+/* Normally, there is no long double type and the `float' and `double'
+   expressions are evaluated as `double'.  */
+typedef double float_t;		/* `float' expressions are evaluated as
+				   `double'.  */
+typedef double double_t;	/* `double' expressions are evaluated as
+				   `double'.  */
+
+/* The values returned by `ilogb' for 0 and NaN respectively.  */
+# define FP_ILOGB0	(-2147483647)
+# define FP_ILOGBNAN	2147483647
+
+#endif	/* ISO C99 */
+
+#if ! defined __NO_LONG_DOUBLE_MATH && _MIPS_SIM == _ABIO32
+/* Signal that we do not really have a `long double'.  This disables the
+   declaration of all the `long double' function variants.  */
+# define __NO_LONG_DOUBLE_MATH	1
+#elif !defined __NO_LONG_DOUBLE_MATH && !defined __UCLIBC_HAS_LONG_DOUBLE_MATH__
+# define __NO_LONG_DOUBLE_MATH	1
+#endif
diff --git a/libc/sysdeps/linux/sh/bits/fenv.h b/libc/sysdeps/linux/sh/bits/fenv.h
new file mode 100644
index 000000000..cbbad92e1
--- /dev/null
+++ b/libc/sysdeps/linux/sh/bits/fenv.h
@@ -0,0 +1,72 @@
+/* Copyright (C) 1999, 2000 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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _FENV_H
+# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
+#endif
+
+
+/* Define bits representing the exception.  We use the bit positions
+   of the appropriate bits in the FPU control word.  */
+enum
+  {
+    FE_INEXACT = 0x04,
+#define FE_INEXACT	FE_INEXACT
+    FE_UNDERFLOW = 0x08,
+#define FE_UNDERFLOW	FE_UNDERFLOW
+    FE_OVERFLOW = 0x10,
+#define FE_OVERFLOW	FE_OVERFLOW
+    FE_DIVBYZERO = 0x20,
+#define FE_DIVBYZERO	FE_DIVBYZERO
+    FE_INVALID = 0x40,
+#define FE_INVALID	FE_INVALID
+  };
+
+#define FE_ALL_EXCEPT \
+	(FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID)
+
+/* The SH FPU supports all of the four defined rounding modes.  We
+   use again the bit positions in the FPU control word as the values
+   for the appropriate macros.  */
+enum
+  {
+    FE_TONEAREST = 0x0,
+#define FE_TONEAREST	FE_TONEAREST
+    FE_TOWARDZERO = 0x1,
+#define FE_TOWARDZERO	FE_TOWARDZERO
+    FE_UPWARD = 0x2,
+#define FE_UPWARD	FE_UPWARD
+    FE_DOWNWARD = 0x3
+#define FE_DOWNWARD	FE_DOWNWARD
+  };
+
+
+/* Type representing exception flags.  */
+typedef unsigned short int fexcept_t;
+
+
+/* Type representing floating-point environment.  This function corresponds
+   to the layout of the block written by the `fstenv'.  */
+typedef struct
+  {
+    unsigned int __fpscr;
+  }
+fenv_t;
+
+/* If the default argument is used we use this value.  */
+#define FE_DFL_ENV	((fenv_t *) -1)
diff --git a/libc/sysdeps/linux/sh/bits/mathdef.h b/libc/sysdeps/linux/sh/bits/mathdef.h
new file mode 100644
index 000000000..2b8caf194
--- /dev/null
+++ b/libc/sysdeps/linux/sh/bits/mathdef.h
@@ -0,0 +1,69 @@
+/* Copyright (C) 1997, 1998, 1999, 2000, 2004 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, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#if !defined _MATH_H && !defined _COMPLEX_H
+# error "Never use <bits/mathdef.h> directly; include <math.h> instead"
+#endif
+
+
+/* FIXME! This file describes properties of the compiler, not the machine;
+   it should not be part of libc!
+
+   FIXME! This file does not deal with the -fshort-double option of
+   gcc! */
+
+#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
+# define _MATH_H_MATHDEF	1
+
+# ifdef __GNUC__
+#  if __STDC__ == 1
+
+/* In GNU or ANSI mode, gcc leaves `float' expressions as-is.  */
+typedef float float_t;		/* `float' expressions are evaluated as
+				   `float'.  */
+typedef double double_t;	/* `double' expressions are evaluated as
+				   `double'.  */
+
+#  else
+
+/* For `gcc -traditional', `float' expressions are evaluated as `double'. */
+typedef double float_t;		/* `float' expressions are evaluated as
+				   `double'.  */
+typedef double double_t;	/* `double' expressions are evaluated as
+				   `double'.  */
+
+#  endif
+# else
+
+/* Wild guess at types for float_t and double_t. */
+typedef double float_t;
+typedef double double_t;
+
+# endif
+
+/* The values returned by `ilogb' for 0 and NaN respectively.  */
+# define FP_ILOGB0	0x80000001
+# define FP_ILOGBNAN	0x7fffffff
+
+#endif	/* ISO C99 */
+
+#ifndef __NO_LONG_DOUBLE_MATH
+/* Signal that we do not really have a `long double'.  The disables the
+   declaration of all the `long double' function variants.  */
+# define __NO_LONG_DOUBLE_MATH	1
+#endif