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Diffstat (limited to 'linuxthreads/sysdeps/x86_64/pt-machine.h')
-rw-r--r--linuxthreads/sysdeps/x86_64/pt-machine.h225
1 files changed, 0 insertions, 225 deletions
diff --git a/linuxthreads/sysdeps/x86_64/pt-machine.h b/linuxthreads/sysdeps/x86_64/pt-machine.h
deleted file mode 100644
index df187a7c03..0000000000
--- a/linuxthreads/sysdeps/x86_64/pt-machine.h
+++ /dev/null
@@ -1,225 +0,0 @@
-/* Machine-dependent pthreads configuration and inline functions.
-   x86-64 version.
-   Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#ifndef _PT_MACHINE_H
-#define _PT_MACHINE_H   1
-
-#ifndef __ASSEMBLER__
-# include <stddef.h>	/* For offsetof.  */
-# include <stdlib.h>	/* For abort().  */
-# include <asm/prctl.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);
-
-/* Get some notion of the current stack.  Need not be exactly the top
-   of the stack, just something somewhere in the current frame.  */
-# define CURRENT_STACK_FRAME  stack_pointer
-register char * stack_pointer __asm__ ("%rsp") __attribute_used__;
-
-
-/* Spinlock implementation; required.  */
-PT_EI long int
-testandset (int *spinlock)
-{
-  long int ret;
-
-  __asm__ __volatile__ (
-	"xchgl %k0, %1"
-	: "=r"(ret), "=m"(*spinlock)
-	: "0"(1), "m"(*spinlock)
-	: "memory");
-
-  return ret;
-}
-
-
-/* Compare-and-swap for semaphores.  */
-# define HAS_COMPARE_AND_SWAP
-
-PT_EI int
-__compare_and_swap (long int *p, long int oldval, long int newval)
-{
-  char ret;
-  long int readval;
-
-  __asm__ __volatile__ ("lock; cmpxchgq %3, %1; sete %0"
-			: "=q" (ret), "=m" (*p), "=a" (readval)
-			: "r" (newval), "m" (*p), "a" (oldval)
-			: "memory");
-  return ret;
-}
-
-/* Return the thread descriptor for the current thread.
-
-   The contained asm must *not* be marked volatile since otherwise
-   assignments like
-	pthread_descr self = thread_self();
-   do not get optimized away.  */
-# define THREAD_SELF \
-({									      \
-  register pthread_descr __self;					      \
-  __asm__ ("movq %%fs:%c1,%0" : "=r" (__self)				      \
-	   : "i" (offsetof (struct _pthread_descr_struct,		      \
-			    p_header.data.self)));			      \
-  __self;								      \
-})
-
-/* Prototype for the system call.  */
-extern int __arch_prctl (int __code, unsigned long __addr);
-
-/* Initialize the thread-unique value.  */
-# define INIT_THREAD_SELF(descr, nr) \
-{									      \
-  if (__arch_prctl (ARCH_SET_FS, (unsigned long)descr) != 0)		      \
-    abort ();								      \
-}
-
-/* Read member of the thread descriptor directly.  */
-# define THREAD_GETMEM(descr, member) \
-({									      \
-  __typeof__ (descr->member) __value;					      \
-  if (sizeof (__value) == 1)						      \
-    __asm__ __volatile__ ("movb %%fs:%P2,%b0"				      \
-			  : "=q" (__value)				      \
-			  : "0" (0),					      \
-			    "i" (offsetof (struct _pthread_descr_struct,      \
-					   member)));			      \
-  else if (sizeof (__value) == 4)					      \
-    __asm__ __volatile__ ("movl %%fs:%P2,%k0"				      \
-			  : "=r" (__value)				      \
-			  : "0" (0),					      \
-			    "i" (offsetof (struct _pthread_descr_struct,      \
-					   member)));			      \
-  else									      \
-    {									      \
-      if (sizeof (__value) != 8)					      \
-	/* There should not be any value with a size other than 1, 4 or 8.  */\
-	abort ();							      \
-									      \
-      __asm__ __volatile__ ("movq %%fs:%P1,%0"				      \
-			    : "=r" (__value)				      \
-			    : "i" (offsetof (struct _pthread_descr_struct,    \
-					     member)));			      \
-    }									      \
-  __value;								      \
-})
-
-/* Same as THREAD_GETMEM, but the member offset can be non-constant.  */
-# define THREAD_GETMEM_NC(descr, member) \
-({									      \
-  __typeof__ (descr->member) __value;					      \
-  if (sizeof (__value) == 1)						      \
-    __asm__ __volatile__ ("movb %%fs:(%2),%b0"				      \
-			  : "=q" (__value)				      \
-			  : "0" (0),					      \
-			    "r" (offsetof (struct _pthread_descr_struct,      \
-					   member)));			      \
-  else if (sizeof (__value) == 4)					      \
-    __asm__ __volatile__ ("movl %%fs:(%2),%k0"				      \
-			  : "=r" (__value)				      \
-			  : "0" (0),					      \
-			    "r" (offsetof (struct _pthread_descr_struct,      \
-					   member)));			      \
-  else									      \
-    {									      \
-      if (sizeof (__value) != 8)					      \
-	/* There should not be any value with a size other than 1, 4 or 8.  */\
-	abort ();							      \
-									      \
-      __asm__ __volatile__ ("movq %%fs:(%1),%0"				      \
-			    : "=r" (__value)				      \
-			    : "r" (offsetof (struct _pthread_descr_struct,    \
-					     member)));			      \
-    }									      \
-  __value;								      \
-})
-
-/* Set member of the thread descriptor directly.  */
-# define THREAD_SETMEM(descr, member, value) \
-({									      \
-  __typeof__ (descr->member) __value = (value);				      \
-  if (sizeof (__value) == 1)						      \
-    __asm__ __volatile__ ("movb %0,%%fs:%P1" :				      \
-			  : "q" (__value),				      \
-			    "i" (offsetof (struct _pthread_descr_struct,      \
-					   member)));			      \
-  else if (sizeof (__value) == 4)					      \
-    __asm__ __volatile__ ("movl %k0,%%fs:%P1" :				      \
-			  : "r" (__value),				      \
-			    "i" (offsetof (struct _pthread_descr_struct,      \
-					   member)));			      \
-  else									      \
-    {									      \
-      if (sizeof (__value) != 8)					      \
-	/* There should not be any value with a size other than 1, 4 or 8.  */\
-	abort ();							      \
-									      \
-      __asm__ __volatile__ ("movq %0,%%fs:%P1" :			      \
-			    : "r" (__value),				      \
-			      "i" (offsetof (struct _pthread_descr_struct,    \
-					     member)));			      \
-    }									      \
-})
-
-/* Same as THREAD_SETMEM, but the member offset can be non-constant.  */
-# define THREAD_SETMEM_NC(descr, member, value) \
-({									      \
-  __typeof__ (descr->member) __value = (value);				      \
-  if (sizeof (__value) == 1)						      \
-    __asm__ __volatile__ ("movb %0,%%fs:(%1)" :				      \
-			  : "q" (__value),				      \
-			    "r" (offsetof (struct _pthread_descr_struct,      \
-					   member)));			      \
-  else if (sizeof (__value) == 4)					      \
-    __asm__ __volatile__ ("movl %k0,%%fs:(%1)" :			      \
-			  : "r" (__value),				      \
-			    "r" (offsetof (struct _pthread_descr_struct,      \
-					   member)));			      \
-  else									      \
-    {									      \
-      if (sizeof (__value) != 8)					      \
-	/* There should not be any value with a size other than 1, 4 or 8.  */\
-	abort ();							      \
-									      \
-      __asm__ __volatile__ ("movq %0,%%fs:(%1)"	:			      \
-			    : "r" (__value),				      \
-			      "r" (offsetof (struct _pthread_descr_struct,    \
-					     member)));			      \
-    }									      \
-})
-
-#endif /* !__ASSEMBLER__ */
-
-/* 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
-
-/* The ia32e really want some help to prevent overheating.  */
-#define BUSY_WAIT_NOP	__asm__ ("rep; nop")
-
-#endif /* pt-machine.h */