+2017-10-11 Adhemerval Zanella <adhemerval.zanella@linaro.org>
+
+ * sysdeps/unix/sysv/linux/aarch64/sysdep-cancel.h: Remove file.
+ * sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h: Likewise.
+ * sysdeps/unix/sysv/linux/arm/sysdep-cancel.h: Likewise.
+ * sysdeps/unix/sysv/linux/hppa/sysdep-cancel.h: Likewise.
+ * sysdeps/unix/sysv/linux/mips/sysdep-cancel.h: Likewise.
+ * sysdeps/unix/sysv/linux/nios2/sysdep-cancel.h: Likewise.
+ * sysdeps/unix/sysv/linux/powerpc/sysdep-cancel.h: Likewise.
+ * sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h: Likewise.
+ * sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h: Likewise.
+ * sysdeps/unix/sysv/linux/sh/sysdep-cancel.h: Likewise.
+ * sysdeps/unix/sysv/linux/sparc/sysdep-cancel.h: Likewise.
+ * sysdeps/unix/sysv/linux/tile/sysdep-cancel.h: Likewise.
+ * sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h: Likewise.
+ * sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h
+ (SINGLE_THREAD_BY_GLOBAL): Define.
+ * sysdeps/unix/sysv/linux/aarch64/sysdep.h (SINGLE_THREAD_BY_GLOBAL):
+ Likewise.
+ * sysdeps/unix/sysv/linux/alpha/sysdep.h (SINGLE_THREAD_BY_GLOBAL):
+ Likewise.
+ * sysdeps/unix/sysv/linux/arm/sysdep.h (SINGLE_THREAD_BY_GLOBAL):
+ Likewise.
+ * sysdeps/unix/sysv/linux/hppa/sysdep.h (SINGLE_THREAD_BY_GLOBAL):
+ Likewise.
+ * sysdeps/unix/sysv/linux/microblaze/sysdep.h
+ (SINGLE_THREAD_BY_GLOBAL): Likewise.
+ * sysdeps/unix/sysv/linux/x86_64/sysdep.h (SINGLE_THREAD_BY_GLOBAL):
+ Likewise.
+
2017-10-11 Andreas Schwab <schwab@suse.de>
* nis/Makefile (aux): Remove.
+++ /dev/null
-/* Copyright (C) 2003-2017 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# if IS_IN (libpthread)
-# define __local_multiple_threads __pthread_multiple_threads
-# elif IS_IN (libc)
-# define __local_multiple_threads __libc_multiple_threads
-# endif
-
-# if IS_IN (libpthread) || IS_IN (libc)
-extern int __local_multiple_threads attribute_hidden;
-# define SINGLE_THREAD_P __glibc_likely (__local_multiple_threads == 0)
-# else
-/* There is no __local_multiple_threads for librt, so use the TCB. */
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-# endif
-
-#else
-
-/* For rtld, et cetera. */
-# define SINGLE_THREAD_P 1
-
-#endif
-
-# define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
which lead in a non existent __send symbol in libc.so. */
# undef HAVE_INTERNAL_SEND_SYMBOL
+# define SINGLE_THREAD_BY_GLOBAL 1
+
/* Define a macro which expands into the inline wrapper code for a system
call. */
# undef INLINE_SYSCALL
+++ /dev/null
-/* Copyright (C) 2003-2017 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# if IS_IN (libpthread)
-# define __local_multiple_threads __pthread_multiple_threads
-# elif IS_IN (libc)
-# define __local_multiple_threads __libc_multiple_threads
-# endif
-
-# if IS_IN (libpthread) || IS_IN (libc)
-extern int __local_multiple_threads attribute_hidden;
-# define SINGLE_THREAD_P \
- __glibc_likely (__local_multiple_threads == 0)
-# else
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-# endif
-
-#else
-
-# define SINGLE_THREAD_P (1)
-
-#endif
-
-# define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
# define __NR_pwrite __NR_pwrite64
#endif
+#define SINGLE_THREAD_BY_GLOBAL 1
+
/*
* In order to get the hidden arguments for rt_sigaction set up
* properly, we need to call the assembly version. This shouldn't
+++ /dev/null
-/* Copyright (C) 2003-2017 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# if IS_IN (libpthread)
-# define __local_multiple_threads __pthread_multiple_threads
-# elif IS_IN (libc)
-# define __local_multiple_threads __libc_multiple_threads
-# endif
-
-# if IS_IN (libpthread) || IS_IN (libc)
-extern int __local_multiple_threads attribute_hidden;
-# define SINGLE_THREAD_P __glibc_likely (__local_multiple_threads == 0)
-# else
-/* There is no __local_multiple_threads for librt, so use the TCB. */
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-# endif
-
-#else
-
-/* For rtld, et cetera. */
-# define SINGLE_THREAD_P 1
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
#define INTERNAL_SYSCALL_NCS(number, err, nr, args...) \
INTERNAL_SYSCALL_RAW (number, err, nr, args)
+#define SINGLE_THREAD_BY_GLOBAL 1
+
#endif /* __ASSEMBLER__ */
#endif /* linux/arm/sysdep.h */
+++ /dev/null
-/* Copyright (C) 2005-2017 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# if IS_IN (libpthread)
-# define __local_multiple_threads __pthread_multiple_threads
-# elif IS_IN (libc)
-# define __local_multiple_threads __libc_multiple_threads
-# elif IS_IN (librt)
-# define __local_multiple_threads __librt_multiple_threads
-# else
-# error Unsupported library
-# endif
-
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-
-#else
-
-/* This code should never be used but we define it anyhow. */
-# define SINGLE_THREAD_P (1)
-
-#endif
-/* IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt) */
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
#define PTR_MANGLE(var) (void) (var)
#define PTR_DEMANGLE(var) (void) (var)
+#define SINGLE_THREAD_BY_GLOBAL 1
+
#endif /* _LINUX_HPPA_SYSDEP_H */
+++ /dev/null
-/* Copyright (C) 2002-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
-
- 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-
-#else
-
-# define SINGLE_THREAD_P (1)
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
+++ /dev/null
-/* Copyright (C) 2002-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
-
- 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-#else
-# define SINGLE_THREAD_P (1)
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
+++ /dev/null
-/* Copyright (C) 2010-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010.
-
- 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-#else
-
-# define SINGLE_THREAD_P (1)
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
+++ /dev/null
-/* Copyright (C) 2014-2017 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# if IS_IN (libpthread)
-# define __local_multiple_threads __pthread_multiple_threads
-# elif IS_IN (libc)
-# define __local_multiple_threads __libc_multiple_threads
-# endif
-
-# if IS_IN (libpthread) || IS_IN (libc)
-extern int __local_multiple_threads attribute_hidden;
-# define SINGLE_THREAD_P __glibc_likely (__local_multiple_threads == 0)
-# else
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-# endif
-
-#else
-
-# define SINGLE_THREAD_P (1)
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
# define PTR_MANGLE(var) (void) (var)
# define PTR_DEMANGLE(var) (void) (var)
+# define SINGLE_THREAD_BY_GLOBAL 1
+
#endif /* not __ASSEMBLER__ */
#endif /* _LINUX_MICROBLAZE_SYSDEP_H */
+++ /dev/null
-/* Copyright (C) 2003-2017 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 <sysdep.h>
-#include <sysdeps/generic/sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-
-#else
-
-# define SINGLE_THREAD_P 1
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
+++ /dev/null
-/* Assembler macros with cancellation support, Nios II version.
- Copyright (C) 2003-2017 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-
-#else
-
-# define SINGLE_THREAD_P 1
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
+++ /dev/null
-/* Cancellable system call stubs. Linux/PowerPC version.
- Copyright (C) 2017 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-
-#else
-
-# define SINGLE_THREAD_P (1)
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
+++ /dev/null
-/* Copyright (C) 2003-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
-
- 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-
-#else
-
-# define SINGLE_THREAD_P (1)
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
+++ /dev/null
-/* Copyright (C) 2003-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
-
- 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# if IS_IN (libpthread)
-# define __local_multiple_threads __pthread_multiple_threads
-# elif IS_IN (libc)
-# define __local_multiple_threads __libc_multiple_threads
-# endif
-
-# if IS_IN (libpthread) || IS_IN (libc)
-extern int __local_multiple_threads attribute_hidden;
-# define SINGLE_THREAD_P \
- __glibc_likely (__local_multiple_threads == 0)
-
-# else
-
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-
-# endif
-
-#else
-
-# define SINGLE_THREAD_P (1)
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
#define HAVE_GETTIMEOFDAY_VSYSCALL 1
#define HAVE_GETCPU_VSYSCALL 1
+#define SINGLE_THREAD_BY_GLOBAL 1
+
/* This version is for internal uses when there is no desire
to set errno */
#define INTERNAL_VSYSCALL_NO_SYSCALL_FALLBACK(name, err, nr, args...) \
+++ /dev/null
-/* Copyright (C) 2003-2017 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-
-#else
-
-# define SINGLE_THREAD_P (1)
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
+++ /dev/null
-/* Cancellable system call stubs. Linux/Sparc version.
- Copyright (C) 2017 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-
-#else
-
-# define SINGLE_THREAD_P (1)
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
--- /dev/null
+/* Single-thread optimization definitions. Linux version.
+ Copyright (C) 2017 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 <sysdep.h>
+#include <tls.h>
+#include <nptl/pthreadP.h>
+
+/* The default way to check if the process is single thread is by using the
+ pthread_t 'multiple_threads' field. However for some architectures it
+ is faster to either use an extra field on TCB or global varibles
+ (the TCB field is also used on x86 for some single-thread atomic
+ optimizations).
+
+ The ABI might define SINGLE_THREAD_BY_GLOBAL to enable the single
+ thread check to use global variables instead of the pthread_t
+ field. */
+
+#ifdef SINGLE_THREAD_BY_GLOBAL
+# if IS_IN (libc)
+extern int __libc_multiple_threads;
+# define SINGLE_THREAD_P \
+ __glibc_likely (__libc_multiple_threads == 0)
+# elif IS_IN (libpthread)
+extern int __pthread_multiple_threads;
+# define SINGLE_THREAD_P \
+ __glibc_likely (__pthread_multiple_threads == 0)
+# elif IS_IN (librt)
+# define SINGLE_THREAD_P \
+ __glibc_likely (THREAD_GETMEM (THREAD_SELF, \
+ header.multiple_threads) == 0)
+# else
+/* For rtld, et cetera. */
+# define SINGLE_THREAD_P (1)
+# endif
+#else /* SINGLE_THREAD_BY_GLOBAL */
+# if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
+# define SINGLE_THREAD_P \
+ __glibc_likely (THREAD_GETMEM (THREAD_SELF, \
+ header.multiple_threads) == 0)
+# else
+/* For rtld, et cetera. */
+# define SINGLE_THREAD_P (1)
+# endif
+#endif /* SINGLE_THREAD_BY_GLOBAL */
+
+#define RTLD_SINGLE_THREAD_P \
+ __glibc_likely (THREAD_GETMEM (THREAD_SELF, \
+ header.multiple_threads) == 0)
+++ /dev/null
-/* Copyright (C) 2011-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
-
- 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-
-#else
-
-# define SINGLE_THREAD_P 1
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
+++ /dev/null
-/* Copyright (C) 2002-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
-
- 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 <sysdep.h>
-#include <tls.h>
-#include <nptl/pthreadP.h>
-
-#if IS_IN (libc) || IS_IN (libpthread) || IS_IN (librt)
-
-# if IS_IN (libpthread)
-# define __local_multiple_threads __pthread_multiple_threads
-# elif IS_IN (libc)
-# define __local_multiple_threads __libc_multiple_threads
-# elif IS_IN (librt)
-# else
-# error Unsupported library
-# endif
-
-# if IS_IN (libpthread) || IS_IN (libc)
-extern int __local_multiple_threads attribute_hidden;
-# define SINGLE_THREAD_P \
- __glibc_likely (__local_multiple_threads == 0)
-# else
-# define SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
-# endif
-
-#else
-
-# define SINGLE_THREAD_P (1)
-
-#endif
-
-#define RTLD_SINGLE_THREAD_P \
- __glibc_likely (THREAD_GETMEM (THREAD_SELF, header.multiple_threads) == 0)
# define HAVE_GETTIMEOFDAY_VSYSCALL 1
# define HAVE_GETCPU_VSYSCALL 1
+# define SINGLE_THREAD_BY_GLOBAL 1
+
#endif /* __ASSEMBLER__ */