about summary refs log tree commit diff
path: root/linuxthreads/sysdeps/ia64
diff options
context:
space:
mode:
authorRoland McGrath <roland@gnu.org>2005-07-03 04:40:34 +0000
committerRoland McGrath <roland@gnu.org>2005-07-03 04:40:34 +0000
commit88e3fbcb5d6829f8980d6bb356b1c0cd7a38187b (patch)
tree41b73f55c91439f87d82e5d32b9d8e46e82ce3c1 /linuxthreads/sysdeps/ia64
parentd19b1b4f2ff49e085b55e8564b52ca17b028e335 (diff)
downloadglibc-88e3fbcb5d6829f8980d6bb356b1c0cd7a38187b.tar.gz
glibc-88e3fbcb5d6829f8980d6bb356b1c0cd7a38187b.tar.xz
glibc-88e3fbcb5d6829f8980d6bb356b1c0cd7a38187b.zip
linuxthreads, linuxthreads_db: Directories removed (preserved in ports repository).
Diffstat (limited to 'linuxthreads/sysdeps/ia64')
-rw-r--r--linuxthreads/sysdeps/ia64/Makefile3
-rw-r--r--linuxthreads/sysdeps/ia64/Versions5
-rw-r--r--linuxthreads/sysdeps/ia64/pspinlock.c79
-rw-r--r--linuxthreads/sysdeps/ia64/pt-machine.h133
-rw-r--r--linuxthreads/sysdeps/ia64/tcb-offsets.sym9
-rw-r--r--linuxthreads/sysdeps/ia64/tls.h146
6 files changed, 0 insertions, 375 deletions
diff --git a/linuxthreads/sysdeps/ia64/Makefile b/linuxthreads/sysdeps/ia64/Makefile
deleted file mode 100644
index 81bddf688c..0000000000
--- a/linuxthreads/sysdeps/ia64/Makefile
+++ /dev/null
@@ -1,3 +0,0 @@
-ifeq ($(subdir),csu)
-gen-as-const-headers += tcb-offsets.sym
-endif
diff --git a/linuxthreads/sysdeps/ia64/Versions b/linuxthreads/sysdeps/ia64/Versions
deleted file mode 100644
index 32da57080d..0000000000
--- a/linuxthreads/sysdeps/ia64/Versions
+++ /dev/null
@@ -1,5 +0,0 @@
-libpthread {
-  GLIBC_PRIVATE {
-    __pthread_clock_gettime; __pthread_clock_settime;
-  }
-}
diff --git a/linuxthreads/sysdeps/ia64/pspinlock.c b/linuxthreads/sysdeps/ia64/pspinlock.c
deleted file mode 100644
index d61aa3f434..0000000000
--- a/linuxthreads/sysdeps/ia64/pspinlock.c
+++ /dev/null
@@ -1,79 +0,0 @@
-/* POSIX spinlock implementation.  ia64 version.
-   Copyright (C) 2000, 2003 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Jes Sorensen <jes@linuxcare.com>
-
-   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; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#include <errno.h>
-#include <pthread.h>
-#include "internals.h"
-#include <ia64intrin.h>
-
-/* This implementation is inspired by the implementation used in the
-   Linux kernel. */
-
-int
-__pthread_spin_lock (pthread_spinlock_t *lock)
-{
-  int *p = (int *) lock;
-  
-  while (__builtin_expect (__sync_val_compare_and_swap (p, 0, 1), 0))
-    {
-      /* Spin without using the atomic instruction.  */
-      do
-        __asm __volatile ("" : : : "memory");
-      while (*p);
-    }
-  return 0;
-}
-weak_alias (__pthread_spin_lock, pthread_spin_lock)
-
-
-int
-__pthread_spin_trylock (pthread_spinlock_t *lock)
-{
-  return __sync_val_compare_and_swap ((int *) lock, 0, 1) == 0 ? 0 : EBUSY;
-}
-weak_alias (__pthread_spin_trylock, pthread_spin_trylock)
-
-
-int
-__pthread_spin_unlock (pthread_spinlock_t *lock)
-{
-  return *lock = 0;
-}
-weak_alias (__pthread_spin_unlock, pthread_spin_unlock)
-
-
-int
-__pthread_spin_init (pthread_spinlock_t *lock, int pshared)
-{
-  /* We can ignore the `pshared' parameter.  Since we are busy-waiting
-     all processes which can access the memory location `lock' points
-     to can use the spinlock.  */
-  return *lock = 0;
-}
-weak_alias (__pthread_spin_init, pthread_spin_init)
-
-
-int
-__pthread_spin_destroy (pthread_spinlock_t *lock)
-{
-  /* Nothing to do.  */
-  return 0;
-}
-weak_alias (__pthread_spin_destroy, pthread_spin_destroy)
diff --git a/linuxthreads/sysdeps/ia64/pt-machine.h b/linuxthreads/sysdeps/ia64/pt-machine.h
deleted file mode 100644
index 6c5dfe93bb..0000000000
--- a/linuxthreads/sysdeps/ia64/pt-machine.h
+++ /dev/null
@@ -1,133 +0,0 @@
-/* Machine-dependent pthreads configuration and inline functions.
-   IA-64 version.
-   Copyright (C) 1999, 2000, 2002, 2003, 2004 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of the
-   License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; see the file COPYING.LIB.  If not,
-   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-   Boston, MA 02111-1307, USA.  */
-
-#ifndef _PT_MACHINE_H
-#define _PT_MACHINE_H   1
-
-#include <ia64intrin.h>
-
-#ifndef PT_EI
-# define PT_EI extern inline __attribute__ ((always_inline))
-#endif
-
-extern long int testandset (int *spinlock);
-extern int __compare_and_swap (long int *p, long int oldval, long int newval);
-
-/* Make sure gcc doesn't try to be clever and move things around on
-   us. We need to use _exactly_ the address the user gave us, not some
-   alias that contains the same information.  */
-#define __atomic_fool_gcc(x) (*(volatile struct { int a[100]; } *)x)
-
-#ifndef ELF_MACHINE_NAME
-
-#define NEED_SEPARATE_REGISTER_STACK
-
-/* We want the OS to assign stack addresses.  */
-#define FLOATING_STACKS 1
-
-/* Maximum size of the stack if the rlimit is unlimited.  */
-#define ARCH_STACK_MAX_SIZE     32*1024*1024
-
-/* Get some notion of the current stack.  Need not be exactly the top
-   of the stack, just something somewhere in the current frame.
-   r12 (sp) is the stack pointer. */
-#define CURRENT_STACK_FRAME  stack_pointer
-register char *stack_pointer __asm__ ("sp");
-
-
-/* Register r13 (tp) is reserved by the ABI as "thread pointer". */
-struct _pthread_descr_struct;
-register struct _pthread_descr_struct *__thread_self __asm__("r13");
-
-/* Return the thread descriptor for the current thread.  */
-#define THREAD_SELF  __thread_self
-
-/* Initialize the thread-unique value.  */
-#define INIT_THREAD_SELF(descr, nr)  (__thread_self = (descr))
-
-
-/* Access to data in the thread descriptor is easy.  */
-#define THREAD_GETMEM(descr, member) \
-  ((void) sizeof (descr), THREAD_SELF->member)
-#define THREAD_GETMEM_NC(descr, member) \
-  ((void) sizeof (descr), THREAD_SELF->member)
-#define THREAD_SETMEM(descr, member, value) \
-  ((void) sizeof (descr), THREAD_SELF->member = (value))
-#define THREAD_SETMEM_NC(descr, member, value) \
-  ((void) sizeof (descr), THREAD_SELF->member = (value))
-
-
-/* Memory barrier */
-#define MEMORY_BARRIER() __sync_synchronize ()
-
-
-#define HAS_COMPARE_AND_SWAP_WITH_RELEASE_SEMANTICS
-
-PT_EI int
-__compare_and_swap (long int *p, long int oldval, long int newval)
-{
-  long int readval;
-
-  __asm__ __volatile__
-       ("mov ar.ccv=%4;;\n\t"
-	"cmpxchg8.acq %0=%1,%2,ar.ccv"
-	: "=r" (readval), "=m" (__atomic_fool_gcc (p))
-	: "r"(newval), "m" (__atomic_fool_gcc (p)), "r" (oldval)
-	: "memory");
-  return readval == oldval;
-}
-
-PT_EI int
-__compare_and_swap_with_release_semantics (long int *p,
-					   long int oldval,
-					   long int newval)
-{
-  long int readval;
-
-  __asm__ __volatile__
-       ("mov ar.ccv=%4;;\n\t"
-	"cmpxchg8.rel %0=%1,%2,ar.ccv"
-	: "=r" (readval), "=m" (__atomic_fool_gcc (p))
-	: "r"(newval), "m" (__atomic_fool_gcc (p)), "r" (oldval)
-	: "memory");
-  return readval == oldval;
-}
-
-#endif /* ELF_MACHINE_NAME */
-
-/* Spinlock implementation; required.  */
-PT_EI long int
-testandset (int *spinlock)
-{
-  long int ret;
-
-  __asm__ __volatile__(
-       "xchg4 %0=%1,%2"
-       : "=r"(ret), "=m"(__atomic_fool_gcc (spinlock))
-       : "r"(1), "m"(__atomic_fool_gcc (spinlock))
-       : "memory");
-
-  return ret;
-}
-
-/* Indicate that we are looping.  */
-#define BUSY_WAIT_NOP	__asm__ ("hint @pause")
-
-#endif /* pt-machine.h */
diff --git a/linuxthreads/sysdeps/ia64/tcb-offsets.sym b/linuxthreads/sysdeps/ia64/tcb-offsets.sym
deleted file mode 100644
index f7793f7665..0000000000
--- a/linuxthreads/sysdeps/ia64/tcb-offsets.sym
+++ /dev/null
@@ -1,9 +0,0 @@
-#include <sysdep.h>
-#include <tls.h>
-
---
-#ifdef USE_TLS
-MULTIPLE_THREADS_OFFSET offsetof (struct _pthread_descr_struct, p_multiple_threads) - sizeof (struct _pthread_descr_struct)
-#else
-MULTIPLE_THREADS_OFFSET offsetof (tcbhead_t, multiple_threads)
-#endif
diff --git a/linuxthreads/sysdeps/ia64/tls.h b/linuxthreads/sysdeps/ia64/tls.h
deleted file mode 100644
index c97000e446..0000000000
--- a/linuxthreads/sysdeps/ia64/tls.h
+++ /dev/null
@@ -1,146 +0,0 @@
-/* Definitions for thread-local data handling.  linuxthreads/IA-64 version.
-   Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#ifndef _TLS_H
-#define _TLS_H
-
-#ifndef __ASSEMBLER__
-
-# include <dl-sysdep.h>
-# include <pt-machine.h>
-# include <stdbool.h>
-# include <stddef.h>
-
-/* Type for the dtv.  */
-typedef union dtv
-{
-  size_t counter;
-  struct
-  {
-    void *val;
-    bool is_static;
-  } pointer;
-} dtv_t;
-
-#else /* __ASSEMBLER__ */
-# include <tcb-offsets.h>
-#endif /* __ASSEMBLER__ */
-
-#ifdef HAVE_TLS_SUPPORT
-
-/* Signal that TLS support is available.  */
-# define USE_TLS        1
-
-# ifndef __ASSEMBLER__
-
-typedef struct
-{
-  dtv_t *dtv;
-  void *private;
-} tcbhead_t;
-
-/* This is the size of the initial TCB.  */
-#  define TLS_INIT_TCB_SIZE sizeof (tcbhead_t)
-
-/* Alignment requirements for the initial TCB.  */
-#  define TLS_INIT_TCB_ALIGN __alignof__ (tcbhead_t)
-
-/* This is the size of the TCB.  */
-#  define TLS_TCB_SIZE sizeof (tcbhead_t)
-
-/* This is the size we need before TCB.  */
-#  define TLS_PRE_TCB_SIZE sizeof (struct _pthread_descr_struct)
-
-/* Alignment requirements for the TCB.  */
-#  define TLS_TCB_ALIGN __alignof__ (struct _pthread_descr_struct)
-
-/* The DTV is allocated at the TP; the TCB is placed elsewhere.  */
-#  define TLS_DTV_AT_TP 1
-
-/* Install the dtv pointer.  The pointer passed is to the element with
-   index -1 which contain the length.  */
-#  define INSTALL_DTV(tcbp, dtvp) \
-  ((tcbhead_t *) (tcbp))->dtv = (dtvp) + 1
-
-/* Install new dtv for current thread.  */
-#  define INSTALL_NEW_DTV(DTV) \
-  (((tcbhead_t *)__thread_self)->dtv = (DTV))
-
-/* Return dtv of given thread descriptor.  */
-#  define GET_DTV(tcbp) \
-  (((tcbhead_t *) (tcbp))->dtv)
-
-#if defined NEED_DL_SYSINFO
-# define INIT_SYSINFO \
-  (((tcbhead_t *) __thread_self)->private = (void *) GLRO(dl_sysinfo))
-#else
-# define INIT_SYSINFO 0
-#endif
-
-/* Code to initially initialize the thread pointer.  This might need
-   special attention since 'errno' is not yet available and if the
-   operation can cause a failure 'errno' must not be touched.  */
-#  define TLS_INIT_TP(tcbp, secondcall) \
-  (__thread_self = (__typeof (__thread_self)) (tcbp), INIT_SYSINFO, NULL)
-
-/* Return the address of the dtv for the current thread.  */
-#  define THREAD_DTV() \
-  (((tcbhead_t *)__thread_self)->dtv)
-
-/* Return the thread descriptor for the current thread.  */
-#  undef THREAD_SELF
-#  define THREAD_SELF (__thread_self - 1)
-
-#  undef INIT_THREAD_SELF
-#  define INIT_THREAD_SELF(descr, nr) \
-  (__thread_self = (struct _pthread_descr_struct *)(descr) + 1)
-
-# define TLS_MULTIPLE_THREADS_IN_TCB 1
-
-/* Get the thread descriptor definition.  */
-#  include <linuxthreads/descr.h>
-
-# endif
-
-#else
-
-# ifndef __ASSEMBLER__
-
-typedef struct
-{
-  void *tcb;
-  dtv_t *dtv;
-  void *self;
-  int multiple_threads;
-} tcbhead_t;
-
-/* Get the thread descriptor definition.  */
-#  include <linuxthreads/descr.h>
-
-#  define NONTLS_INIT_TP \
-  do { 									\
-    static const tcbhead_t nontls_init_tp = { .multiple_threads = 0 };	\
-    __thread_self = (__typeof (__thread_self)) &nontls_init_tp;		\
-  } while (0)
-
-#endif
-
-#endif /* USE_TLS */
-
-#endif	/* tls.h */