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* sysdeps/x86_64/tls.h: Remove unnecessary macros, left over from x86.
	(TLS_GET_FS): New #define.
	(TLS_SET_FS): New #define.
	Correct value of __NR_set_thread_area.
This commit is contained in:
Ulrich Drepper 2003-02-07 09:58:39 +00:00
parent fef710d61d
commit c6180643ff
2 changed files with 14 additions and 10 deletions
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5
nptl/ChangeLog
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@ -1,5 +1,10 @@
2003-02-07 Ulrich Drepper <drepper@redhat.com>
* sysdeps/x86_64/tls.h: Remove unnecessary macros, left over from x86.
(TLS_GET_FS): New #define.
(TLS_SET_FS): New #define.
Correct value of __NR_set_thread_area.
* sysdeps/x86_64/td_ta_map_lwp2thr.c: New file.
2003-02-06 Ulrich Drepper <drepper@redhat.com>

19
nptl/sysdeps/x86_64/tls.h
View File

@ -1,5 +1,5 @@
/* Definition for thread-local data handling. nptl/x86_64 version.
Copyright (C) 2002 Free Software Foundation, Inc.
Copyright (C) 2002, 2003 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
@ -120,8 +120,15 @@ union user_desc_init
(((tcbhead_t *) (descr))->dtv)
/* Macros to load from and store into segment registers. */
# define TLS_GET_FS() \
({ int __seg; __asm ("movl %%fs, %0" : "=q" (__seg)); __seg; })
# define TLS_SET_FS(val) \
__asm ("movl %0, %%fs" :: "q" (val))
# ifndef __NR_set_thread_area
# define __NR_set_thread_area 243
# define __NR_set_thread_area 205
# endif
# ifndef TLS_FLAG_WRITABLE
# define TLS_FLAG_WRITABLE 0x00000001
@ -134,14 +141,6 @@ union user_desc_init
# endif
#endif
# ifdef __PIC__
# define TLS_EBX_ARG "r"
# define TLS_LOAD_EBX "xchgl %3, %%ebx\n\t"
# else
# define TLS_EBX_ARG "b"
# define TLS_LOAD_EBX
# 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.