diff options
Diffstat (limited to 'libc/sysdeps/mach/hurd/i386/tls.h')
| -rw-r--r-- | libc/sysdeps/mach/hurd/i386/tls.h | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/libc/sysdeps/mach/hurd/i386/tls.h b/libc/sysdeps/mach/hurd/i386/tls.h index d98b485b9..46e098241 100644 --- a/libc/sysdeps/mach/hurd/i386/tls.h +++ b/libc/sysdeps/mach/hurd/i386/tls.h @@ -1,5 +1,5 @@ /* Definitions for thread-local data handling. Hurd/i386 version. - Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc. + Copyright (C) 2003, 2004, 2006, 2007, 2011 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 @@ -20,16 +20,15 @@ #ifndef _I386_TLS_H #define _I386_TLS_H -#if defined HAVE_TLS_SUPPORT /* Some things really need not be machine-dependent. */ -# include <sysdeps/mach/hurd/tls.h> +#include <sysdeps/mach/hurd/tls.h> /* The TCB can have any size and the memory following the address the thread pointer points to is unspecified. Allocate the TCB there. */ -# define TLS_TCB_AT_TP 1 +#define TLS_TCB_AT_TP 1 -# ifndef __ASSEMBLER__ +#ifndef __ASSEMBLER__ /* Use i386-specific RPCs to arrange that %gs segment register prefix addresses the TCB in each thread. */ @@ -42,7 +41,7 @@ # include <errno.h> # include <assert.h> -#define HURD_TLS_DESC_DECL(desc, tcb) \ +# define HURD_TLS_DESC_DECL(desc, tcb) \ struct descriptor desc = \ { /* low word: */ \ 0xffff /* limit 0..15 */ \ @@ -123,7 +122,7 @@ _hurd_tls_init (tcbhead_t *tcb, int secondcall) # define TLS_INIT_TP_EXPENSIVE 1 /* Return the TCB address of the current thread. */ -# define THREAD_SELF \ +# define THREAD_SELF \ ({ tcbhead_t *__tcb; \ __asm__ ("movl %%gs:%c1,%0" : "=r" (__tcb) \ : "i" (offsetof (tcbhead_t, tcb))); \ @@ -135,12 +134,12 @@ _hurd_tls_init (tcbhead_t *tcb, int secondcall) : : "ir" (dtvp), "i" (offsetof (tcbhead_t, dtv))); }) /* Return the address of the dtv for the current thread. */ -# define THREAD_DTV() \ +# define THREAD_DTV() \ ({ dtv_t *_dtv; \ asm ("movl %%gs:%P1,%0" : "=q" (_dtv) : "i" (offsetof (tcbhead_t, dtv)));\ _dtv; }) -#include <mach/machine/thread_status.h> +# include <mach/machine/thread_status.h> /* Set up TLS in the new thread of a fork child, copying from our own. */ static inline error_t __attribute__ ((unused)) @@ -165,7 +164,6 @@ _hurd_tls_fork (thread_t child, struct i386_thread_state *state) return err; } -# endif /* !__ASSEMBLER__ */ -#endif /* HAVE_TLS_SUPPORT */ +#endif /* !__ASSEMBLER__ */ #endif /* i386/tls.h */ |