Commit 5b6d26e97b

@@ -0,0 +1,52 @@
+/* Macros to control TS 18661-3 glibc features.
+   Copyright (C) 2017-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the IEEE 754 binary128 format, and this glibc
+   includes corresponding *f128 interfaces for it.  */
+#define __HAVE_FLOAT128 0
+
+/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
+   from the default float, double and long double types in this glibc.  */
+#define __HAVE_DISTINCT_FLOAT128 0
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the right format for _Float64x, and this
+   glibc includes corresponding *f64x interfaces for it.  */
+#define __HAVE_FLOAT64X 0
+
+/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
+   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
+   the format of _Float128, which must be different from that of long
+   double.  */
+#define __HAVE_FLOAT64X_LONG_DOUBLE 0
+
+#ifndef __ASSEMBLER__
+
+/* Defined to concatenate the literal suffix to be used with _Float128
+   types, if __HAVE_FLOAT128 is 1.
+   E.g.: #define __f128(x) x##f128.  */
+# undef __f128
+
+/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.
+   E.g.: #define __CFLOAT128 _Complex _Float128.  */
+# undef __CFLOAT128
+
+#endif /* !__ASSEMBLER__.  */
+
+#include <bits/floatn-common.h>
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* MIPS internal rwlock struct definitions.
+/* Default read-write lock implementation struct definitions.
    Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -16,8 +16,15 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
-#ifndef _RWLOCK_INTERNAL_H
-#define _RWLOCK_INTERNAL_H
+#ifndef __RWLOCK_INTERNAL_H
+#define __RWLOCK_INTERNAL_H
+
+#include <bits/endian.h>
+
+/* Generic struct for both POSIX read-write lock.  New ports are expected
+   to use the default layout, however archictetures can redefine it to add
+   arch-specific extensions (such as lock-elision).  The struct have a size
+   of 32 bytes on both LP32 and LP64 architectures.  */
 
 struct __pthread_rwlock_arch_t
 {
@@ -27,45 +34,28 @@ struct __pthread_rwlock_arch_t
   unsigned int __writers_futex;
   unsigned int __pad3;
   unsigned int __pad4;
-#if _MIPS_SIM == _ABI64
-  int __cur_writer;
-  int __shared;
-  unsigned long int __pad1;
-  unsigned long int __pad2;
-  /* FLAGS must stay at this position in the structure to maintain
+  /* FLAGS must stay at its position in the structure to maintain
      binary compatibility.  */
-  unsigned int __flags;
-# else
-# if __BYTE_ORDER == __BIG_ENDIAN
+#if __BYTE_ORDER == __BIG_ENDIAN
   unsigned char __pad1;
   unsigned char __pad2;
   unsigned char __shared;
-  /* FLAGS must stay at this position in the structure to maintain
-     binary compatibility.  */
   unsigned char __flags;
-# else
-  /* FLAGS must stay at this position in the structure to maintain
-     binary compatibility.  */
+#else
   unsigned char __flags;
   unsigned char __shared;
   unsigned char __pad1;
   unsigned char __pad2;
-# endif
-  int __cur_writer;
 #endif
+  int __cur_writer;
 };
 
-#if _MIPS_SIM == _ABI64
+#if __BYTE_ORDER == __BIG_ENDIAN
 # define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, __flags
-#else
-# if __BYTE_ORDER == __BIG_ENDIAN
-#  define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
   0, 0, 0, 0, 0, 0, 0, 0, 0, __flags, 0
-# else
-#  define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+#else
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
   0, 0, 0, 0, 0, 0, __flags, 0, 0, 0, 0
-# endif
 #endif
 
 #endif
\ No newline at end of file

@@ -0,0 +1,21 @@
+/* Copyright (C) 1999-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+#define __WORDSIZE			32
+#define __WORDSIZE_TIME64_COMPAT32	0
+#define __WORDSIZE32_SIZE_ULONG		0
+#define __WORDSIZE32_PTRDIFF_LONG	0
\ No newline at end of file

@@ -0,0 +1,52 @@
+/* Macros to control TS 18661-3 glibc features.
+   Copyright (C) 2017-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the IEEE 754 binary128 format, and this glibc
+   includes corresponding *f128 interfaces for it.  */
+#define __HAVE_FLOAT128 0
+
+/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
+   from the default float, double and long double types in this glibc.  */
+#define __HAVE_DISTINCT_FLOAT128 0
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the right format for _Float64x, and this
+   glibc includes corresponding *f64x interfaces for it.  */
+#define __HAVE_FLOAT64X 0
+
+/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
+   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
+   the format of _Float128, which must be different from that of long
+   double.  */
+#define __HAVE_FLOAT64X_LONG_DOUBLE 0
+
+#ifndef __ASSEMBLER__
+
+/* Defined to concatenate the literal suffix to be used with _Float128
+   types, if __HAVE_FLOAT128 is 1.
+   E.g.: #define __f128(x) x##f128.  */
+# undef __f128
+
+/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.
+   E.g.: #define __CFLOAT128 _Complex _Float128.  */
+# undef __CFLOAT128
+
+#endif /* !__ASSEMBLER__.  */
+
+#include <bits/floatn-common.h>
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* MIPS internal rwlock struct definitions.
+/* Default read-write lock implementation struct definitions.
    Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -16,8 +16,15 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
-#ifndef _RWLOCK_INTERNAL_H
-#define _RWLOCK_INTERNAL_H
+#ifndef __RWLOCK_INTERNAL_H
+#define __RWLOCK_INTERNAL_H
+
+#include <bits/endian.h>
+
+/* Generic struct for both POSIX read-write lock.  New ports are expected
+   to use the default layout, however archictetures can redefine it to add
+   arch-specific extensions (such as lock-elision).  The struct have a size
+   of 32 bytes on both LP32 and LP64 architectures.  */
 
 struct __pthread_rwlock_arch_t
 {
@@ -27,45 +34,28 @@ struct __pthread_rwlock_arch_t
   unsigned int __writers_futex;
   unsigned int __pad3;
   unsigned int __pad4;
-#if _MIPS_SIM == _ABI64
-  int __cur_writer;
-  int __shared;
-  unsigned long int __pad1;
-  unsigned long int __pad2;
-  /* FLAGS must stay at this position in the structure to maintain
+  /* FLAGS must stay at its position in the structure to maintain
      binary compatibility.  */
-  unsigned int __flags;
-# else
-# if __BYTE_ORDER == __BIG_ENDIAN
+#if __BYTE_ORDER == __BIG_ENDIAN
   unsigned char __pad1;
   unsigned char __pad2;
   unsigned char __shared;
-  /* FLAGS must stay at this position in the structure to maintain
-     binary compatibility.  */
   unsigned char __flags;
-# else
-  /* FLAGS must stay at this position in the structure to maintain
-     binary compatibility.  */
+#else
   unsigned char __flags;
   unsigned char __shared;
   unsigned char __pad1;
   unsigned char __pad2;
-# endif
-  int __cur_writer;
 #endif
+  int __cur_writer;
 };
 
-#if _MIPS_SIM == _ABI64
+#if __BYTE_ORDER == __BIG_ENDIAN
 # define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, __flags
-#else
-# if __BYTE_ORDER == __BIG_ENDIAN
-#  define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
   0, 0, 0, 0, 0, 0, 0, 0, 0, __flags, 0
-# else
-#  define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+#else
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
   0, 0, 0, 0, 0, 0, __flags, 0, 0, 0, 0
-# endif
 #endif
 
 #endif
\ No newline at end of file

@@ -0,0 +1,21 @@
+/* Copyright (C) 1999-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+#define __WORDSIZE			32
+#define __WORDSIZE_TIME64_COMPAT32	0
+#define __WORDSIZE32_SIZE_ULONG		0
+#define __WORDSIZE32_PTRDIFF_LONG	0
\ No newline at end of file

@@ -0,0 +1,52 @@
+/* Macros to control TS 18661-3 glibc features.
+   Copyright (C) 2017-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the IEEE 754 binary128 format, and this glibc
+   includes corresponding *f128 interfaces for it.  */
+#define __HAVE_FLOAT128 0
+
+/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
+   from the default float, double and long double types in this glibc.  */
+#define __HAVE_DISTINCT_FLOAT128 0
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the right format for _Float64x, and this
+   glibc includes corresponding *f64x interfaces for it.  */
+#define __HAVE_FLOAT64X 0
+
+/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
+   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
+   the format of _Float128, which must be different from that of long
+   double.  */
+#define __HAVE_FLOAT64X_LONG_DOUBLE 0
+
+#ifndef __ASSEMBLER__
+
+/* Defined to concatenate the literal suffix to be used with _Float128
+   types, if __HAVE_FLOAT128 is 1.
+   E.g.: #define __f128(x) x##f128.  */
+# undef __f128
+
+/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.
+   E.g.: #define __CFLOAT128 _Complex _Float128.  */
+# undef __CFLOAT128
+
+#endif /* !__ASSEMBLER__.  */
+
+#include <bits/floatn-common.h>
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* MIPS internal rwlock struct definitions.
+/* Default read-write lock implementation struct definitions.
    Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -16,8 +16,15 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
-#ifndef _RWLOCK_INTERNAL_H
-#define _RWLOCK_INTERNAL_H
+#ifndef __RWLOCK_INTERNAL_H
+#define __RWLOCK_INTERNAL_H
+
+#include <bits/endian.h>
+
+/* Generic struct for both POSIX read-write lock.  New ports are expected
+   to use the default layout, however archictetures can redefine it to add
+   arch-specific extensions (such as lock-elision).  The struct have a size
+   of 32 bytes on both LP32 and LP64 architectures.  */
 
 struct __pthread_rwlock_arch_t
 {
@@ -27,45 +34,28 @@ struct __pthread_rwlock_arch_t
   unsigned int __writers_futex;
   unsigned int __pad3;
   unsigned int __pad4;
-#if _MIPS_SIM == _ABI64
-  int __cur_writer;
-  int __shared;
-  unsigned long int __pad1;
-  unsigned long int __pad2;
-  /* FLAGS must stay at this position in the structure to maintain
+  /* FLAGS must stay at its position in the structure to maintain
      binary compatibility.  */
-  unsigned int __flags;
-# else
-# if __BYTE_ORDER == __BIG_ENDIAN
+#if __BYTE_ORDER == __BIG_ENDIAN
   unsigned char __pad1;
   unsigned char __pad2;
   unsigned char __shared;
-  /* FLAGS must stay at this position in the structure to maintain
-     binary compatibility.  */
   unsigned char __flags;
-# else
-  /* FLAGS must stay at this position in the structure to maintain
-     binary compatibility.  */
+#else
   unsigned char __flags;
   unsigned char __shared;
   unsigned char __pad1;
   unsigned char __pad2;
-# endif
-  int __cur_writer;
 #endif
+  int __cur_writer;
 };
 
-#if _MIPS_SIM == _ABI64
+#if __BYTE_ORDER == __BIG_ENDIAN
 # define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, __flags
-#else
-# if __BYTE_ORDER == __BIG_ENDIAN
-#  define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
   0, 0, 0, 0, 0, 0, 0, 0, 0, __flags, 0
-# else
-#  define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+#else
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
   0, 0, 0, 0, 0, 0, __flags, 0, 0, 0, 0
-# endif
 #endif
 
 #endif
\ No newline at end of file

@@ -0,0 +1,21 @@
+/* Copyright (C) 1999-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+#define __WORDSIZE			32
+#define __WORDSIZE_TIME64_COMPAT32	0
+#define __WORDSIZE32_SIZE_ULONG		0
+#define __WORDSIZE32_PTRDIFF_LONG	0
\ No newline at end of file

@@ -0,0 +1,52 @@
+/* Macros to control TS 18661-3 glibc features.
+   Copyright (C) 2017-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the IEEE 754 binary128 format, and this glibc
+   includes corresponding *f128 interfaces for it.  */
+#define __HAVE_FLOAT128 0
+
+/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
+   from the default float, double and long double types in this glibc.  */
+#define __HAVE_DISTINCT_FLOAT128 0
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the right format for _Float64x, and this
+   glibc includes corresponding *f64x interfaces for it.  */
+#define __HAVE_FLOAT64X 0
+
+/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
+   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
+   the format of _Float128, which must be different from that of long
+   double.  */
+#define __HAVE_FLOAT64X_LONG_DOUBLE 0
+
+#ifndef __ASSEMBLER__
+
+/* Defined to concatenate the literal suffix to be used with _Float128
+   types, if __HAVE_FLOAT128 is 1.
+   E.g.: #define __f128(x) x##f128.  */
+# undef __f128
+
+/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.
+   E.g.: #define __CFLOAT128 _Complex _Float128.  */
+# undef __CFLOAT128
+
+#endif /* !__ASSEMBLER__.  */
+
+#include <bits/floatn-common.h>
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* MIPS internal rwlock struct definitions.
+/* Default read-write lock implementation struct definitions.
    Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -16,8 +16,15 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
-#ifndef _RWLOCK_INTERNAL_H
-#define _RWLOCK_INTERNAL_H
+#ifndef __RWLOCK_INTERNAL_H
+#define __RWLOCK_INTERNAL_H
+
+#include <bits/endian.h>
+
+/* Generic struct for both POSIX read-write lock.  New ports are expected
+   to use the default layout, however archictetures can redefine it to add
+   arch-specific extensions (such as lock-elision).  The struct have a size
+   of 32 bytes on both LP32 and LP64 architectures.  */
 
 struct __pthread_rwlock_arch_t
 {
@@ -27,45 +34,28 @@ struct __pthread_rwlock_arch_t
   unsigned int __writers_futex;
   unsigned int __pad3;
   unsigned int __pad4;
-#if _MIPS_SIM == _ABI64
-  int __cur_writer;
-  int __shared;
-  unsigned long int __pad1;
-  unsigned long int __pad2;
-  /* FLAGS must stay at this position in the structure to maintain
+  /* FLAGS must stay at its position in the structure to maintain
      binary compatibility.  */
-  unsigned int __flags;
-# else
-# if __BYTE_ORDER == __BIG_ENDIAN
+#if __BYTE_ORDER == __BIG_ENDIAN
   unsigned char __pad1;
   unsigned char __pad2;
   unsigned char __shared;
-  /* FLAGS must stay at this position in the structure to maintain
-     binary compatibility.  */
   unsigned char __flags;
-# else
-  /* FLAGS must stay at this position in the structure to maintain
-     binary compatibility.  */
+#else
   unsigned char __flags;
   unsigned char __shared;
   unsigned char __pad1;
   unsigned char __pad2;
-# endif
-  int __cur_writer;
 #endif
+  int __cur_writer;
 };
 
-#if _MIPS_SIM == _ABI64
+#if __BYTE_ORDER == __BIG_ENDIAN
 # define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
-  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, __flags
-#else
-# if __BYTE_ORDER == __BIG_ENDIAN
-#  define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
   0, 0, 0, 0, 0, 0, 0, 0, 0, __flags, 0
-# else
-#  define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+#else
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
   0, 0, 0, 0, 0, 0, __flags, 0, 0, 0, 0
-# endif
 #endif
 
 #endif
\ No newline at end of file

@@ -0,0 +1,21 @@
+/* Copyright (C) 1999-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+#define __WORDSIZE			32
+#define __WORDSIZE_TIME64_COMPAT32	0
+#define __WORDSIZE32_SIZE_ULONG		0
+#define __WORDSIZE32_PTRDIFF_LONG	0
\ No newline at end of file

@@ -0,0 +1,52 @@
+/* Macros to control TS 18661-3 glibc features.
+   Copyright (C) 2017-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the IEEE 754 binary128 format, and this glibc
+   includes corresponding *f128 interfaces for it.  */
+#define __HAVE_FLOAT128 0
+
+/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
+   from the default float, double and long double types in this glibc.  */
+#define __HAVE_DISTINCT_FLOAT128 0
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the right format for _Float64x, and this
+   glibc includes corresponding *f64x interfaces for it.  */
+#define __HAVE_FLOAT64X 0
+
+/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
+   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
+   the format of _Float128, which must be different from that of long
+   double.  */
+#define __HAVE_FLOAT64X_LONG_DOUBLE 0
+
+#ifndef __ASSEMBLER__
+
+/* Defined to concatenate the literal suffix to be used with _Float128
+   types, if __HAVE_FLOAT128 is 1.
+   E.g.: #define __f128(x) x##f128.  */
+# undef __f128
+
+/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.
+   E.g.: #define __CFLOAT128 _Complex _Float128.  */
+# undef __CFLOAT128
+
+#endif /* !__ASSEMBLER__.  */
+
+#include <bits/floatn-common.h>
\ No newline at end of file

@@ -0,0 +1,61 @@
+/* Default read-write lock implementation struct definitions.
+   Copyright (C) 2019-2021 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 __RWLOCK_INTERNAL_H
+#define __RWLOCK_INTERNAL_H
+
+#include <bits/endian.h>
+
+/* Generic struct for both POSIX read-write lock.  New ports are expected
+   to use the default layout, however archictetures can redefine it to add
+   arch-specific extensions (such as lock-elision).  The struct have a size
+   of 32 bytes on both LP32 and LP64 architectures.  */
+
+struct __pthread_rwlock_arch_t
+{
+  unsigned int __readers;
+  unsigned int __writers;
+  unsigned int __wrphase_futex;
+  unsigned int __writers_futex;
+  unsigned int __pad3;
+  unsigned int __pad4;
+  /* FLAGS must stay at its position in the structure to maintain
+     binary compatibility.  */
+#if __BYTE_ORDER == __BIG_ENDIAN
+  unsigned char __pad1;
+  unsigned char __pad2;
+  unsigned char __shared;
+  unsigned char __flags;
+#else
+  unsigned char __flags;
+  unsigned char __shared;
+  unsigned char __pad1;
+  unsigned char __pad2;
+#endif
+  int __cur_writer;
+};
+
+#if __BYTE_ORDER == __BIG_ENDIAN
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, 0, 0, 0, __flags, 0
+#else
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, __flags, 0, 0, 0, 0
+#endif
+
+#endif
\ No newline at end of file

@@ -0,0 +1,21 @@
+/* Copyright (C) 1999-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+#define __WORDSIZE			32
+#define __WORDSIZE_TIME64_COMPAT32	0
+#define __WORDSIZE32_SIZE_ULONG		0
+#define __WORDSIZE32_PTRDIFF_LONG	0
\ No newline at end of file

@@ -0,0 +1,52 @@
+/* Macros to control TS 18661-3 glibc features.
+   Copyright (C) 2017-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the IEEE 754 binary128 format, and this glibc
+   includes corresponding *f128 interfaces for it.  */
+#define __HAVE_FLOAT128 0
+
+/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
+   from the default float, double and long double types in this glibc.  */
+#define __HAVE_DISTINCT_FLOAT128 0
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the right format for _Float64x, and this
+   glibc includes corresponding *f64x interfaces for it.  */
+#define __HAVE_FLOAT64X 0
+
+/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
+   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
+   the format of _Float128, which must be different from that of long
+   double.  */
+#define __HAVE_FLOAT64X_LONG_DOUBLE 0
+
+#ifndef __ASSEMBLER__
+
+/* Defined to concatenate the literal suffix to be used with _Float128
+   types, if __HAVE_FLOAT128 is 1.
+   E.g.: #define __f128(x) x##f128.  */
+# undef __f128
+
+/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.
+   E.g.: #define __CFLOAT128 _Complex _Float128.  */
+# undef __CFLOAT128
+
+#endif /* !__ASSEMBLER__.  */
+
+#include <bits/floatn-common.h>
\ No newline at end of file

@@ -0,0 +1,61 @@
+/* Default read-write lock implementation struct definitions.
+   Copyright (C) 2019-2021 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 __RWLOCK_INTERNAL_H
+#define __RWLOCK_INTERNAL_H
+
+#include <bits/endian.h>
+
+/* Generic struct for both POSIX read-write lock.  New ports are expected
+   to use the default layout, however archictetures can redefine it to add
+   arch-specific extensions (such as lock-elision).  The struct have a size
+   of 32 bytes on both LP32 and LP64 architectures.  */
+
+struct __pthread_rwlock_arch_t
+{
+  unsigned int __readers;
+  unsigned int __writers;
+  unsigned int __wrphase_futex;
+  unsigned int __writers_futex;
+  unsigned int __pad3;
+  unsigned int __pad4;
+  /* FLAGS must stay at its position in the structure to maintain
+     binary compatibility.  */
+#if __BYTE_ORDER == __BIG_ENDIAN
+  unsigned char __pad1;
+  unsigned char __pad2;
+  unsigned char __shared;
+  unsigned char __flags;
+#else
+  unsigned char __flags;
+  unsigned char __shared;
+  unsigned char __pad1;
+  unsigned char __pad2;
+#endif
+  int __cur_writer;
+};
+
+#if __BYTE_ORDER == __BIG_ENDIAN
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, 0, 0, 0, __flags, 0
+#else
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, __flags, 0, 0, 0, 0
+#endif
+
+#endif
\ No newline at end of file

@@ -0,0 +1,21 @@
+/* Copyright (C) 1999-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+#define __WORDSIZE			32
+#define __WORDSIZE_TIME64_COMPAT32	0
+#define __WORDSIZE32_SIZE_ULONG		0
+#define __WORDSIZE32_PTRDIFF_LONG	0
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Macros to control TS 18661-3 glibc features.
+/* Macros to control TS 18661-3 glibc features on MIPS platforms.
    Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -16,10 +16,24 @@
    License along with the GNU C Library; if not, see
    <https://www.gnu.org/licenses/>.  */
 
+#ifndef _BITS_FLOATN_H
+#define _BITS_FLOATN_H
+
+#include <features.h>
+#include <bits/long-double.h>
+
 /* Defined to 1 if the current compiler invocation provides a
-   floating-point type with the IEEE 754 binary128 format, and this glibc
-   includes corresponding *f128 interfaces for it.  */
-#define __HAVE_FLOAT128 0
+   floating-point type with the IEEE 754 binary128 format, and this
+   glibc includes corresponding *f128 interfaces for it.  */
+#ifndef __NO_LONG_DOUBLE_MATH
+# define __HAVE_FLOAT128 1
+#else
+/* glibc does not support _Float128 for platforms where long double is
+   normally binary128 when building with long double as binary64.
+   GCC's default for supported scalar modes does not support it either
+   in that case.  */
+# define __HAVE_FLOAT128 0
+#endif
 
 /* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
    from the default float, double and long double types in this glibc.  */
@@ -28,25 +42,56 @@
 /* Defined to 1 if the current compiler invocation provides a
    floating-point type with the right format for _Float64x, and this
    glibc includes corresponding *f64x interfaces for it.  */
-#define __HAVE_FLOAT64X 0
+#define __HAVE_FLOAT64X __HAVE_FLOAT128
 
 /* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
    of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
    the format of _Float128, which must be different from that of long
    double.  */
-#define __HAVE_FLOAT64X_LONG_DOUBLE 0
+#define __HAVE_FLOAT64X_LONG_DOUBLE __HAVE_FLOAT128
 
 #ifndef __ASSEMBLER__
 
 /* Defined to concatenate the literal suffix to be used with _Float128
-   types, if __HAVE_FLOAT128 is 1.
-   E.g.: #define __f128(x) x##f128.  */
-# undef __f128
+   types, if __HAVE_FLOAT128 is 1. */
+# if __HAVE_FLOAT128
+#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
+/* The literal suffix f128 exists only since GCC 7.0.  */
+#   define __f128(x) x##l
+#  else
+#   define __f128(x) x##f128
+#  endif
+# endif
+
+/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.  */
+# if __HAVE_FLOAT128
+#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
+#   define __CFLOAT128 _Complex long double
+#  else
+#   define __CFLOAT128 _Complex _Float128
+#  endif
+# endif
+
+/* The remaining of this file provides support for older compilers.  */
+# if __HAVE_FLOAT128
 
-/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.
-   E.g.: #define __CFLOAT128 _Complex _Float128.  */
-# undef __CFLOAT128
+/* The type _Float128 exists only since GCC 7.0.  */
+#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
+typedef long double _Float128;
+#  endif
+
+/* Various built-in functions do not exist before GCC 7.0.  */
+#  if !__GNUC_PREREQ (7, 0)
+#   define __builtin_huge_valf128() (__builtin_huge_vall ())
+#   define __builtin_inff128() (__builtin_infl ())
+#   define __builtin_nanf128(x) (__builtin_nanl (x))
+#   define __builtin_nansf128(x) (__builtin_nansl (x))
+#  endif
+
+# endif
 
 #endif /* !__ASSEMBLER__.  */
 
-#include <bits/floatn-common.h>
\ No newline at end of file
+#include <bits/floatn-common.h>
+
+#endif /* _BITS_FLOATN_H */
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Default read-write lock implementation struct definitions.
+/* MIPS internal rwlock struct definitions.
    Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -16,15 +16,8 @@
    License along with the GNU C Library; if not, see
    <http://www.gnu.org/licenses/>.  */
 
-#ifndef __RWLOCK_INTERNAL_H
-#define __RWLOCK_INTERNAL_H
-
-#include <bits/endian.h>
-
-/* Generic struct for both POSIX read-write lock.  New ports are expected
-   to use the default layout, however archictetures can redefine it to add
-   arch-specific extensions (such as lock-elision).  The struct have a size
-   of 32 bytes on both LP32 and LP64 architectures.  */
+#ifndef _RWLOCK_INTERNAL_H
+#define _RWLOCK_INTERNAL_H
 
 struct __pthread_rwlock_arch_t
 {
@@ -34,28 +27,45 @@ struct __pthread_rwlock_arch_t
   unsigned int __writers_futex;
   unsigned int __pad3;
   unsigned int __pad4;
-  /* FLAGS must stay at its position in the structure to maintain
+#if _MIPS_SIM == _ABI64
+  int __cur_writer;
+  int __shared;
+  unsigned long int __pad1;
+  unsigned long int __pad2;
+  /* FLAGS must stay at this position in the structure to maintain
      binary compatibility.  */
-#if __BYTE_ORDER == __BIG_ENDIAN
+  unsigned int __flags;
+# else
+# if __BYTE_ORDER == __BIG_ENDIAN
   unsigned char __pad1;
   unsigned char __pad2;
   unsigned char __shared;
+  /* FLAGS must stay at this position in the structure to maintain
+     binary compatibility.  */
   unsigned char __flags;
-#else
+# else
+  /* FLAGS must stay at this position in the structure to maintain
+     binary compatibility.  */
   unsigned char __flags;
   unsigned char __shared;
   unsigned char __pad1;
   unsigned char __pad2;
-#endif
+# endif
   int __cur_writer;
+#endif
 };
 
-#if __BYTE_ORDER == __BIG_ENDIAN
+#if _MIPS_SIM == _ABI64
 # define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
-  0, 0, 0, 0, 0, 0, 0, 0, 0, __flags, 0
+  0, 0, 0, 0, 0, 0, 0, 0, 0, 0, __flags
 #else
-# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+# if __BYTE_ORDER == __BIG_ENDIAN
+#  define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, 0, 0, 0, __flags, 0
+# else
+#  define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
   0, 0, 0, 0, 0, 0, __flags, 0, 0, 0, 0
+# endif
 #endif
 
 #endif
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 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
@@ -12,10 +12,20 @@
    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
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
-#define __WORDSIZE			32
-#define __WORDSIZE_TIME64_COMPAT32	0
+#include <sgidefs.h>
+
+#define __WORDSIZE			_MIPS_SZPTR
+
+#if _MIPS_SIM == _ABI64
+# define __WORDSIZE_TIME64_COMPAT32	1
+#else
+# define __WORDSIZE_TIME64_COMPAT32	0
+#endif
+
+#if __WORDSIZE == 32
 #define __WORDSIZE32_SIZE_ULONG		0
-#define __WORDSIZE32_PTRDIFF_LONG	0
\ No newline at end of file
+#define __WORDSIZE32_PTRDIFF_LONG	0
+#endif
\ No newline at end of file

@@ -0,0 +1,29 @@
+/* This file is automatically generated.  */
+#ifndef __GNU_LIB_NAMES_H
+# error "Never use <gnu/lib-names-o32_soft.h> directly; include <gnu/lib-names.h> instead."
+#endif
+
+#define LD_SO                           "ld.so.1"
+#define LIBANL_SO                       "libanl.so.1"
+#define LIBBROKENLOCALE_SO              "libBrokenLocale.so.1"
+#define LIBCRYPT_SO                     "libcrypt.so.1"
+#define LIBC_MALLOC_DEBUG_SO            "libc_malloc_debug.so.0"
+#define LIBC_SO                         "libc.so.6"
+#define LIBDL_SO                        "libdl.so.2"
+#define LIBGCC_S_SO                     "libgcc_s.so.1"
+#define LIBMVEC_SO                      "libmvec.so.1"
+#define LIBM_SO                         "libm.so.6"
+#define LIBNSL_SO                       "libnsl.so.1"
+#define LIBNSS_COMPAT_SO                "libnss_compat.so.2"
+#define LIBNSS_DB_SO                    "libnss_db.so.2"
+#define LIBNSS_DNS_SO                   "libnss_dns.so.2"
+#define LIBNSS_FILES_SO                 "libnss_files.so.2"
+#define LIBNSS_HESIOD_SO                "libnss_hesiod.so.2"
+#define LIBNSS_LDAP_SO                  "libnss_ldap.so.2"
+#define LIBNSS_TEST1_SO                 "libnss_test1.so.2"
+#define LIBNSS_TEST2_SO                 "libnss_test2.so.2"
+#define LIBPTHREAD_SO                   "libpthread.so.0"
+#define LIBRESOLV_SO                    "libresolv.so.2"
+#define LIBRT_SO                        "librt.so.1"
+#define LIBTHREAD_DB_SO                 "libthread_db.so.1"
+#define LIBUTIL_SO                      "libutil.so.1"
\ No newline at end of file

@@ -0,0 +1,33 @@
+/* This file is automatically generated.
+   It defines a symbol `__stub_FUNCTION' for each function
+   in the C library which is a stub, meaning it will fail
+   every time called, usually setting errno to ENOSYS.  */
+
+#ifdef _LIBC
+ #error Applications may not define the macro _LIBC
+#endif
+
+#define __stub_chflags
+#define __stub_fchflags
+#define __stub_feclearexcept
+#define __stub_fedisableexcept
+#define __stub_feenableexcept
+#define __stub_fegetenv
+#define __stub_fegetexcept
+#define __stub_fegetexceptflag
+#define __stub_fegetmode
+#define __stub_fegetround
+#define __stub_feholdexcept
+#define __stub_feraiseexcept
+#define __stub_fesetenv
+#define __stub_fesetexcept
+#define __stub_fesetexceptflag
+#define __stub_fesetmode
+#define __stub_fesetround
+#define __stub_fetestexcept
+#define __stub_feupdateenv
+#define __stub_gtty
+#define __stub_revoke
+#define __stub_setlogin
+#define __stub_sigreturn
+#define __stub_stty
\ No newline at end of file

@@ -0,0 +1,52 @@
+/* Macros to control TS 18661-3 glibc features.
+   Copyright (C) 2017-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the IEEE 754 binary128 format, and this glibc
+   includes corresponding *f128 interfaces for it.  */
+#define __HAVE_FLOAT128 0
+
+/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
+   from the default float, double and long double types in this glibc.  */
+#define __HAVE_DISTINCT_FLOAT128 0
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the right format for _Float64x, and this
+   glibc includes corresponding *f64x interfaces for it.  */
+#define __HAVE_FLOAT64X 0
+
+/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
+   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
+   the format of _Float128, which must be different from that of long
+   double.  */
+#define __HAVE_FLOAT64X_LONG_DOUBLE 0
+
+#ifndef __ASSEMBLER__
+
+/* Defined to concatenate the literal suffix to be used with _Float128
+   types, if __HAVE_FLOAT128 is 1.
+   E.g.: #define __f128(x) x##f128.  */
+# undef __f128
+
+/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.
+   E.g.: #define __CFLOAT128 _Complex _Float128.  */
+# undef __CFLOAT128
+
+#endif /* !__ASSEMBLER__.  */
+
+#include <bits/floatn-common.h>
\ No newline at end of file

@@ -0,0 +1,61 @@
+/* Default read-write lock implementation struct definitions.
+   Copyright (C) 2019-2021 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 __RWLOCK_INTERNAL_H
+#define __RWLOCK_INTERNAL_H
+
+#include <bits/endian.h>
+
+/* Generic struct for both POSIX read-write lock.  New ports are expected
+   to use the default layout, however archictetures can redefine it to add
+   arch-specific extensions (such as lock-elision).  The struct have a size
+   of 32 bytes on both LP32 and LP64 architectures.  */
+
+struct __pthread_rwlock_arch_t
+{
+  unsigned int __readers;
+  unsigned int __writers;
+  unsigned int __wrphase_futex;
+  unsigned int __writers_futex;
+  unsigned int __pad3;
+  unsigned int __pad4;
+  /* FLAGS must stay at its position in the structure to maintain
+     binary compatibility.  */
+#if __BYTE_ORDER == __BIG_ENDIAN
+  unsigned char __pad1;
+  unsigned char __pad2;
+  unsigned char __shared;
+  unsigned char __flags;
+#else
+  unsigned char __flags;
+  unsigned char __shared;
+  unsigned char __pad1;
+  unsigned char __pad2;
+#endif
+  int __cur_writer;
+};
+
+#if __BYTE_ORDER == __BIG_ENDIAN
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, 0, 0, 0, __flags, 0
+#else
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, __flags, 0, 0, 0, 0
+#endif
+
+#endif
\ No newline at end of file

@@ -0,0 +1,21 @@
+/* Copyright (C) 1999-2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+#define __WORDSIZE			32
+#define __WORDSIZE_TIME64_COMPAT32	0
+#define __WORDSIZE32_SIZE_ULONG		0
+#define __WORDSIZE32_PTRDIFF_LONG	0
\ No newline at end of file

@@ -1,97 +0,0 @@
-/* Macros to control TS 18661-3 glibc features on MIPS platforms.
-   Copyright (C) 2017-2021 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
-   <https://www.gnu.org/licenses/>.  */
-
-#ifndef _BITS_FLOATN_H
-#define _BITS_FLOATN_H
-
-#include <features.h>
-#include <bits/long-double.h>
-
-/* Defined to 1 if the current compiler invocation provides a
-   floating-point type with the IEEE 754 binary128 format, and this
-   glibc includes corresponding *f128 interfaces for it.  */
-#ifndef __NO_LONG_DOUBLE_MATH
-# define __HAVE_FLOAT128 1
-#else
-/* glibc does not support _Float128 for platforms where long double is
-   normally binary128 when building with long double as binary64.
-   GCC's default for supported scalar modes does not support it either
-   in that case.  */
-# define __HAVE_FLOAT128 0
-#endif
-
-/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
-   from the default float, double and long double types in this glibc.  */
-#define __HAVE_DISTINCT_FLOAT128 0
-
-/* Defined to 1 if the current compiler invocation provides a
-   floating-point type with the right format for _Float64x, and this
-   glibc includes corresponding *f64x interfaces for it.  */
-#define __HAVE_FLOAT64X __HAVE_FLOAT128
-
-/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
-   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
-   the format of _Float128, which must be different from that of long
-   double.  */
-#define __HAVE_FLOAT64X_LONG_DOUBLE __HAVE_FLOAT128
-
-#ifndef __ASSEMBLER__
-
-/* Defined to concatenate the literal suffix to be used with _Float128
-   types, if __HAVE_FLOAT128 is 1. */
-# if __HAVE_FLOAT128
-#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
-/* The literal suffix f128 exists only since GCC 7.0.  */
-#   define __f128(x) x##l
-#  else
-#   define __f128(x) x##f128
-#  endif
-# endif
-
-/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.  */
-# if __HAVE_FLOAT128
-#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
-#   define __CFLOAT128 _Complex long double
-#  else
-#   define __CFLOAT128 _Complex _Float128
-#  endif
-# endif
-
-/* The remaining of this file provides support for older compilers.  */
-# if __HAVE_FLOAT128
-
-/* The type _Float128 exists only since GCC 7.0.  */
-#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
-typedef long double _Float128;
-#  endif
-
-/* Various built-in functions do not exist before GCC 7.0.  */
-#  if !__GNUC_PREREQ (7, 0)
-#   define __builtin_huge_valf128() (__builtin_huge_vall ())
-#   define __builtin_inff128() (__builtin_infl ())
-#   define __builtin_nanf128(x) (__builtin_nanl (x))
-#   define __builtin_nansf128(x) (__builtin_nansl (x))
-#  endif
-
-# endif
-
-#endif /* !__ASSEMBLER__.  */
-
-#include <bits/floatn-common.h>
-
-#endif /* _BITS_FLOATN_H */
\ No newline at end of file

@@ -1,97 +0,0 @@
-/* Macros to control TS 18661-3 glibc features on MIPS platforms.
-   Copyright (C) 2017-2021 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
-   <https://www.gnu.org/licenses/>.  */
-
-#ifndef _BITS_FLOATN_H
-#define _BITS_FLOATN_H
-
-#include <features.h>
-#include <bits/long-double.h>
-
-/* Defined to 1 if the current compiler invocation provides a
-   floating-point type with the IEEE 754 binary128 format, and this
-   glibc includes corresponding *f128 interfaces for it.  */
-#ifndef __NO_LONG_DOUBLE_MATH
-# define __HAVE_FLOAT128 1
-#else
-/* glibc does not support _Float128 for platforms where long double is
-   normally binary128 when building with long double as binary64.
-   GCC's default for supported scalar modes does not support it either
-   in that case.  */
-# define __HAVE_FLOAT128 0
-#endif
-
-/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
-   from the default float, double and long double types in this glibc.  */
-#define __HAVE_DISTINCT_FLOAT128 0
-
-/* Defined to 1 if the current compiler invocation provides a
-   floating-point type with the right format for _Float64x, and this
-   glibc includes corresponding *f64x interfaces for it.  */
-#define __HAVE_FLOAT64X __HAVE_FLOAT128
-
-/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
-   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
-   the format of _Float128, which must be different from that of long
-   double.  */
-#define __HAVE_FLOAT64X_LONG_DOUBLE __HAVE_FLOAT128
-
-#ifndef __ASSEMBLER__
-
-/* Defined to concatenate the literal suffix to be used with _Float128
-   types, if __HAVE_FLOAT128 is 1. */
-# if __HAVE_FLOAT128
-#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
-/* The literal suffix f128 exists only since GCC 7.0.  */
-#   define __f128(x) x##l
-#  else
-#   define __f128(x) x##f128
-#  endif
-# endif
-
-/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.  */
-# if __HAVE_FLOAT128
-#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
-#   define __CFLOAT128 _Complex long double
-#  else
-#   define __CFLOAT128 _Complex _Float128
-#  endif
-# endif
-
-/* The remaining of this file provides support for older compilers.  */
-# if __HAVE_FLOAT128
-
-/* The type _Float128 exists only since GCC 7.0.  */
-#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
-typedef long double _Float128;
-#  endif
-
-/* Various built-in functions do not exist before GCC 7.0.  */
-#  if !__GNUC_PREREQ (7, 0)
-#   define __builtin_huge_valf128() (__builtin_huge_vall ())
-#   define __builtin_inff128() (__builtin_infl ())
-#   define __builtin_nanf128(x) (__builtin_nanl (x))
-#   define __builtin_nansf128(x) (__builtin_nansl (x))
-#  endif
-
-# endif
-
-#endif /* !__ASSEMBLER__.  */
-
-#include <bits/floatn-common.h>
-
-#endif /* _BITS_FLOATN_H */
\ No newline at end of file

@@ -1,97 +0,0 @@
-/* Macros to control TS 18661-3 glibc features on MIPS platforms.
-   Copyright (C) 2017-2021 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
-   <https://www.gnu.org/licenses/>.  */
-
-#ifndef _BITS_FLOATN_H
-#define _BITS_FLOATN_H
-
-#include <features.h>
-#include <bits/long-double.h>
-
-/* Defined to 1 if the current compiler invocation provides a
-   floating-point type with the IEEE 754 binary128 format, and this
-   glibc includes corresponding *f128 interfaces for it.  */
-#ifndef __NO_LONG_DOUBLE_MATH
-# define __HAVE_FLOAT128 1
-#else
-/* glibc does not support _Float128 for platforms where long double is
-   normally binary128 when building with long double as binary64.
-   GCC's default for supported scalar modes does not support it either
-   in that case.  */
-# define __HAVE_FLOAT128 0
-#endif
-
-/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
-   from the default float, double and long double types in this glibc.  */
-#define __HAVE_DISTINCT_FLOAT128 0
-
-/* Defined to 1 if the current compiler invocation provides a
-   floating-point type with the right format for _Float64x, and this
-   glibc includes corresponding *f64x interfaces for it.  */
-#define __HAVE_FLOAT64X __HAVE_FLOAT128
-
-/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
-   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
-   the format of _Float128, which must be different from that of long
-   double.  */
-#define __HAVE_FLOAT64X_LONG_DOUBLE __HAVE_FLOAT128
-
-#ifndef __ASSEMBLER__
-
-/* Defined to concatenate the literal suffix to be used with _Float128
-   types, if __HAVE_FLOAT128 is 1. */
-# if __HAVE_FLOAT128
-#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
-/* The literal suffix f128 exists only since GCC 7.0.  */
-#   define __f128(x) x##l
-#  else
-#   define __f128(x) x##f128
-#  endif
-# endif
-
-/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.  */
-# if __HAVE_FLOAT128
-#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
-#   define __CFLOAT128 _Complex long double
-#  else
-#   define __CFLOAT128 _Complex _Float128
-#  endif
-# endif
-
-/* The remaining of this file provides support for older compilers.  */
-# if __HAVE_FLOAT128
-
-/* The type _Float128 exists only since GCC 7.0.  */
-#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
-typedef long double _Float128;
-#  endif
-
-/* Various built-in functions do not exist before GCC 7.0.  */
-#  if !__GNUC_PREREQ (7, 0)
-#   define __builtin_huge_valf128() (__builtin_huge_vall ())
-#   define __builtin_inff128() (__builtin_infl ())
-#   define __builtin_nanf128(x) (__builtin_nanl (x))
-#   define __builtin_nansf128(x) (__builtin_nansl (x))
-#  endif
-
-# endif
-
-#endif /* !__ASSEMBLER__.  */
-
-#include <bits/floatn-common.h>
-
-#endif /* _BITS_FLOATN_H */
\ No newline at end of file

@@ -1,97 +0,0 @@
-/* Macros to control TS 18661-3 glibc features on MIPS platforms.
-   Copyright (C) 2017-2021 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
-   <https://www.gnu.org/licenses/>.  */
-
-#ifndef _BITS_FLOATN_H
-#define _BITS_FLOATN_H
-
-#include <features.h>
-#include <bits/long-double.h>
-
-/* Defined to 1 if the current compiler invocation provides a
-   floating-point type with the IEEE 754 binary128 format, and this
-   glibc includes corresponding *f128 interfaces for it.  */
-#ifndef __NO_LONG_DOUBLE_MATH
-# define __HAVE_FLOAT128 1
-#else
-/* glibc does not support _Float128 for platforms where long double is
-   normally binary128 when building with long double as binary64.
-   GCC's default for supported scalar modes does not support it either
-   in that case.  */
-# define __HAVE_FLOAT128 0
-#endif
-
-/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
-   from the default float, double and long double types in this glibc.  */
-#define __HAVE_DISTINCT_FLOAT128 0
-
-/* Defined to 1 if the current compiler invocation provides a
-   floating-point type with the right format for _Float64x, and this
-   glibc includes corresponding *f64x interfaces for it.  */
-#define __HAVE_FLOAT64X __HAVE_FLOAT128
-
-/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
-   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
-   the format of _Float128, which must be different from that of long
-   double.  */
-#define __HAVE_FLOAT64X_LONG_DOUBLE __HAVE_FLOAT128
-
-#ifndef __ASSEMBLER__
-
-/* Defined to concatenate the literal suffix to be used with _Float128
-   types, if __HAVE_FLOAT128 is 1. */
-# if __HAVE_FLOAT128
-#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
-/* The literal suffix f128 exists only since GCC 7.0.  */
-#   define __f128(x) x##l
-#  else
-#   define __f128(x) x##f128
-#  endif
-# endif
-
-/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.  */
-# if __HAVE_FLOAT128
-#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
-#   define __CFLOAT128 _Complex long double
-#  else
-#   define __CFLOAT128 _Complex _Float128
-#  endif
-# endif
-
-/* The remaining of this file provides support for older compilers.  */
-# if __HAVE_FLOAT128
-
-/* The type _Float128 exists only since GCC 7.0.  */
-#  if !__GNUC_PREREQ (7, 0) || defined __cplusplus
-typedef long double _Float128;
-#  endif
-
-/* Various built-in functions do not exist before GCC 7.0.  */
-#  if !__GNUC_PREREQ (7, 0)
-#   define __builtin_huge_valf128() (__builtin_huge_vall ())
-#   define __builtin_inff128() (__builtin_infl ())
-#   define __builtin_nanf128(x) (__builtin_nanl (x))
-#   define __builtin_nansf128(x) (__builtin_nansl (x))
-#  endif
-
-# endif
-
-#endif /* !__ASSEMBLER__.  */
-
-#include <bits/floatn-common.h>
-
-#endif /* _BITS_FLOATN_H */
\ No newline at end of file