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authorMike Frysinger <vapier@gentoo.org>2014-02-15 22:07:25 -0500
committerMike Frysinger <vapier@gentoo.org>2014-02-16 01:12:38 -0500
commitc70a4b1db0cf5e813ae24b0fa96a352399eb6edf (patch)
tree5a36b0f0955682ae5232907d04fdf68589990783 /sysdeps/ia64/bits
parent591aeaf7a99bc9aa9179f013114d92496952dced (diff)
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ia64: relocate out of ports/ subdir
Diffstat (limited to 'sysdeps/ia64/bits')
-rw-r--r--sysdeps/ia64/bits/atomic.h118
-rw-r--r--sysdeps/ia64/bits/byteswap-16.h42
-rw-r--r--sysdeps/ia64/bits/byteswap.h100
-rw-r--r--sysdeps/ia64/bits/fenv.h96
-rw-r--r--sysdeps/ia64/bits/huge_vall.h41
-rw-r--r--sysdeps/ia64/bits/link.h62
-rw-r--r--sysdeps/ia64/bits/linkmap.h5
-rw-r--r--sysdeps/ia64/bits/mathdef.h36
-rw-r--r--sysdeps/ia64/bits/xtitypes.h33
9 files changed, 533 insertions, 0 deletions
diff --git a/sysdeps/ia64/bits/atomic.h b/sysdeps/ia64/bits/atomic.h
new file mode 100644
index 0000000000..766cb4b741
--- /dev/null
+++ b/sysdeps/ia64/bits/atomic.h
@@ -0,0 +1,118 @@
+/* Copyright (C) 2003-2014 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/>.  */
+
+#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/sysdeps/ia64/bits/byteswap-16.h b/sysdeps/ia64/bits/byteswap-16.h
new file mode 100644
index 0000000000..d55f81b085
--- /dev/null
+++ b/sysdeps/ia64/bits/byteswap-16.h
@@ -0,0 +1,42 @@
+/* Macros to swap the order of bytes in 16-bit integer values.
+   Copyright (C) 1997-2014 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 _BITS_BYTESWAP_H
+# error "Never use <bits/byteswap-16.h> directly; include <byteswap.h> instead."
+#endif
+
+#if defined __GNUC__ && __GNUC__ >= 2
+# define __bswap_16(x) \
+     (__extension__							      \
+      ({ unsigned short int __v, __x = (unsigned short int) (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
diff --git a/sysdeps/ia64/bits/byteswap.h b/sysdeps/ia64/bits/byteswap.h
new file mode 100644
index 0000000000..c00768eab0
--- /dev/null
+++ b/sysdeps/ia64/bits/byteswap.h
@@ -0,0 +1,100 @@
+/* Macros to swap the order of bytes in integer values.
+   Copyright (C) 1997-2014 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/>.  */
+
+#if !defined _BYTESWAP_H && !defined _NETINET_IN_H && !defined _ENDIAN_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) \
+     ((unsigned short int)((((x) >> 8) & 0xff) | (((x) & 0xff) << 8)))
+
+/* Get __bswap_16.  */
+#include <bits/byteswap-16.h>
+
+/* 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__							      \
+      ({ 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.  */
+#if defined __GNUC__ && __GNUC__ >= 2
+# define __bswap_constant_64(x) \
+     (__extension__ ((((x) & 0xff00000000000000ul) >> 56)		      \
+		     | (((x) & 0x00ff000000000000ul) >>  40)		      \
+		     | (((x) & 0x0000ff0000000000ul) >> 24)		      \
+		     | (((x) & 0x000000ff00000000ul) >> 8)		      \
+		     | (((x) & 0x00000000ff000000ul) << 8)		      \
+		     | (((x) & 0x0000000000ff0000ul) << 24)		      \
+		     | (((x) & 0x000000000000ff00ul) << 40)		      \
+		     | (((x) & 0x00000000000000fful) << 56)))
+
+# define __bswap_64(x) \
+     (__extension__							      \
+      ({ 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
+# 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))
+
+static __inline unsigned long int
+__bswap_64 (unsigned long int __bsx)
+{
+  return __bswap_constant_64 (__bsx);
+}
+#endif
+
+#endif /* _BITS_BYTESWAP_H */
diff --git a/sysdeps/ia64/bits/fenv.h b/sysdeps/ia64/bits/fenv.h
new file mode 100644
index 0000000000..3de41601f2
--- /dev/null
+++ b/sysdeps/ia64/bits/fenv.h
@@ -0,0 +1,96 @@
+/* Copyright (C) 1999-2014 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 _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 =
+#define FE_INEXACT	(1 << 5)
+      FE_INEXACT,
+
+    FE_UNDERFLOW =
+#define FE_UNDERFLOW	(1 << 4)
+      FE_UNDERFLOW,
+
+    FE_OVERFLOW =
+#define FE_OVERFLOW	(1 << 3)
+      FE_OVERFLOW,
+
+    FE_DIVBYZERO =
+#define FE_DIVBYZERO	(1 << 2)
+      FE_DIVBYZERO,
+
+    FE_UNNORMAL =
+#define FE_UNNORMAL	(1 << 1)
+      FE_UNNORMAL,
+
+    FE_INVALID =
+#define FE_INVALID	(1 << 0)
+      FE_INVALID,
+
+    FE_ALL_EXCEPT =
+#define FE_ALL_EXCEPT	(FE_INEXACT | FE_UNDERFLOW | FE_OVERFLOW | FE_DIVBYZERO | FE_UNNORMAL | FE_INVALID)
+      FE_ALL_EXCEPT
+  };
+
+
+enum
+  {
+    FE_TOWARDZERO =
+#define FE_TOWARDZERO	3
+      FE_TOWARDZERO,
+
+    FE_UPWARD =
+#define FE_UPWARD	2
+      FE_UPWARD,
+
+    FE_DOWNWARD =
+#define FE_DOWNWARD	1
+      FE_DOWNWARD,
+
+    FE_TONEAREST =
+#define FE_TONEAREST	0
+      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/sysdeps/ia64/bits/huge_vall.h b/sysdeps/ia64/bits/huge_vall.h
new file mode 100644
index 0000000000..1a526d8fc4
--- /dev/null
+++ b/sysdeps/ia64/bits/huge_vall.h
@@ -0,0 +1,41 @@
+/* `HUGE_VALL' constant for ia64 (where it is infinity).
+   Used by <stdlib.h> and <math.h> functions for overflow.
+   Copyright (C) 2000-2014 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 _MATH_H
+# error "Never use <bits/huge_vall.h> directly; include <math.h> instead."
+#endif
+
+#if __GNUC_PREREQ(3,3)
+# define HUGE_VALL	(__builtin_huge_vall())
+#elif __GNUC_PREREQ(2,96)
+# define HUGE_VALL	(__extension__ 0x1.0p32767L)
+#else
+
+# define __HUGE_VALL_bytes	{ 0,0,0,0,0,0,0, 0x80, 0xff, 0x7f, 0,0,0,0,0,0}
+
+# define __huge_vall_t	union { unsigned char __c[16]; long double __ld; }
+# ifdef __GNUC__
+#  define HUGE_VALL	(__extension__ \
+			 ((__huge_vall_t) { __c: __HUGE_VALL_bytes }).__ld)
+# else	/* Not GCC.  */
+static __huge_vall_t __huge_vall = { __HUGE_VALL_bytes };
+#  define HUGE_VALL	(__huge_vall.__ld)
+# endif /* GCC.  */
+
+#endif /* GCC 2.95 */
diff --git a/sysdeps/ia64/bits/link.h b/sysdeps/ia64/bits/link.h
new file mode 100644
index 0000000000..acdf47a692
--- /dev/null
+++ b/sysdeps/ia64/bits/link.h
@@ -0,0 +1,62 @@
+/* Copyright (C) 2005-2014 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	_LINK_H
+# error "Never include <bits/link.h> directly; use <link.h> instead."
+#endif
+
+/* Registers for entry into PLT on ia64.  */
+typedef struct La_ia64_regs
+{
+  uint64_t lr_r8;
+  uint64_t lr_r9;
+  uint64_t lr_r10;
+  uint64_t lr_r11;
+  uint64_t lr_gr [8];
+  long double lr_fr [8];
+  uint64_t lr_unat;
+  uint64_t lr_sp;
+} La_ia64_regs;
+
+/* Return values for calls from PLT on ia64.  */
+typedef struct La_ia64_retval
+{
+  uint64_t lrv_r8;
+  uint64_t lrv_r9;
+  uint64_t lrv_r10;
+  uint64_t lrv_r11;
+  long double lr_fr [8];
+} La_ia64_retval;
+
+
+__BEGIN_DECLS
+
+extern Elf64_Addr la_ia64_gnu_pltenter (Elf64_Sym *__sym, unsigned int __ndx,
+					uintptr_t *__refcook,
+					uintptr_t *__defcook,
+					La_ia64_regs *__regs,
+					unsigned int *__flags,
+					const char *__symname,
+					long int *__framesizep);
+extern unsigned int la_ia64_gnu_pltexit (Elf64_Sym *__sym, unsigned int __ndx,
+					 uintptr_t *__refcook,
+					 uintptr_t *__defcook,
+					 const La_ia64_regs *__inregs,
+					 La_ia64_retval *__outregs,
+					 const char *__symname);
+
+__END_DECLS
diff --git a/sysdeps/ia64/bits/linkmap.h b/sysdeps/ia64/bits/linkmap.h
new file mode 100644
index 0000000000..7f8b0550d9
--- /dev/null
+++ b/sysdeps/ia64/bits/linkmap.h
@@ -0,0 +1,5 @@
+struct link_map_machine
+  {
+    size_t fptr_table_len;
+    Elf64_Addr *fptr_table;
+  };
diff --git a/sysdeps/ia64/bits/mathdef.h b/sysdeps/ia64/bits/mathdef.h
new file mode 100644
index 0000000000..548006dbcd
--- /dev/null
+++ b/sysdeps/ia64/bits/mathdef.h
@@ -0,0 +1,36 @@
+/* Copyright (C) 2000-2014 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/>.  */
+
+#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 */
diff --git a/sysdeps/ia64/bits/xtitypes.h b/sysdeps/ia64/bits/xtitypes.h
new file mode 100644
index 0000000000..aaeb2cc2c1
--- /dev/null
+++ b/sysdeps/ia64/bits/xtitypes.h
@@ -0,0 +1,33 @@
+/* bits/xtitypes.h -- Define some types used by <bits/stropts.h>.  IA64
+   Copyright (C) 2002-2014 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 _STROPTS_H
+# error "Never include <bits/xtitypes.h> directly; use <stropts.h> instead."
+#endif
+
+#ifndef _BITS_XTITYPES_H
+#define _BITS_XTITYPES_H	1
+
+#include <bits/types.h>
+
+/* This type is used by some structs in <bits/stropts.h>.  */
+typedef __S32_TYPE __t_scalar_t;
+typedef __U32_TYPE __t_uscalar_t;
+
+
+#endif /* bits/xtitypes.h */