diff options
author | Ulrich Drepper <drepper@redhat.com> | 2002-02-23 08:47:54 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2002-02-23 08:47:54 +0000 |
commit | 557fab43bd3cf75f87ba7efb65c9f4884e261a6c (patch) | |
tree | a45a8e10024f1cd566da25113e7dc2f45b8bd9e3 /linuxthreads/sysdeps/i386 | |
parent | e413826144bcd0a910e8a6f942ec34a368f65613 (diff) | |
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Update.
2002-02-23 Ulrich Drepper <drepper@redhat.com>
* csu/set-init.c: Moved to...
* sysdeps/mach/hurd/set-init.c: ...here. New file.
* csu/Makefile: Don't compile set-init.
* sysdeps/mach/hurd/Makefile: Compile set-init for subdir csu.
* sysdeps/mach/hurd/i386/init-first.c: Call __init_misc in addition
to __libc_init.
* sysdeps/mach/hurd/mips/init-first.c: Likewise.
* sysdeps/mach/hurd/powerpc/init-first.c: Likewise.
* sysdeps/unix/sysv/linux/init-first.c: Call __init_misc instead of
__libc_init.
* misc/init-misc.c: Always export __init_misc. Don't define hooks for
__libc_subinit.
Diffstat (limited to 'linuxthreads/sysdeps/i386')
-rw-r--r-- | linuxthreads/sysdeps/i386/tls.h | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/linuxthreads/sysdeps/i386/tls.h b/linuxthreads/sysdeps/i386/tls.h index 8e1d4698b0..d1975b2017 100644 --- a/linuxthreads/sysdeps/i386/tls.h +++ b/linuxthreads/sysdeps/i386/tls.h @@ -32,15 +32,13 @@ typedef union dtv typedef struct { - void *tcb; + void *tcb; /* Pointer to the TCB. Not necessary the + thread descriptor used by libpthread. */ dtv_t *dtv; + void *self; /* Pointer to the thread descriptor. */ } tcbhead_t; -/* Get the thread descriptor definition. */ -#include <linuxthreads/descr.h> - - /* We can support TLS only if the floating-stack support is available. */ #if defined FLOATING_STACKS && defined HAVE_TLS_SUPPORT @@ -50,6 +48,10 @@ typedef struct /* Signal that TLS support is available. */ # define USE_TLS 1 + +/* Get the thread descriptor definition. */ +# include <linuxthreads/descr.h> + /* This is the size of the initial TCB. */ # define TLS_INIT_TCB_SIZE sizeof (tcbhead_t) @@ -77,6 +79,10 @@ typedef struct ({ struct _pthread_descr_struct *__descr; \ THREAD_SETMEM (__descr, p_header.data.dtvp, dtv); }) +/* Return dtv of given thread descriptor. */ +# define GET_DTV(descr) \ + (((tcbhead_t *) descr)->dtv) + /* 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. */ @@ -89,6 +95,8 @@ typedef struct tcbhead_t *head = _descr; \ \ head->tcb = _descr; \ + /* For now the thread descriptor isat the same address. */ \ + head->self = _descr; \ \ asm ("pushl %%ebx\n\t" \ "movl $1, %%ebx\n\t" \ |