diff options
Diffstat (limited to 'libpthread/nptl/sysdeps/powerpc/dl-tls.h')
| -rw-r--r-- | libpthread/nptl/sysdeps/powerpc/dl-tls.h | 49 | 
1 files changed, 49 insertions, 0 deletions
| diff --git a/libpthread/nptl/sysdeps/powerpc/dl-tls.h b/libpthread/nptl/sysdeps/powerpc/dl-tls.h new file mode 100644 index 000000000..957d4b4b9 --- /dev/null +++ b/libpthread/nptl/sysdeps/powerpc/dl-tls.h @@ -0,0 +1,49 @@ +/* Thread-local storage handling in the ELF dynamic linker.  PowerPC version. +   Copyright (C) 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 +   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.  */ + + +/* Type used for the representation of TLS information in the TOC.  */ +typedef struct +{ +  unsigned long int ti_module; +  unsigned long int ti_offset; +} tls_index; + +/* The thread pointer points 0x7000 past the first static TLS block.  */ +#define TLS_TP_OFFSET		0x7000 + +/* Dynamic thread vector pointers point 0x8000 past the start of each +   TLS block.  */ +#define TLS_DTV_OFFSET		0x8000 + +/* Compute the value for a @tprel reloc.  */ +#define TLS_TPREL_VALUE(sym_map, sym, reloc) \ +  ((sym_map)->l_tls_offset + (sym)->st_value + (reloc)->r_addend \ +   - TLS_TP_OFFSET) + +/* Compute the value for a @dtprel reloc.  */ +#define TLS_DTPREL_VALUE(sym, reloc) \ +  ((sym)->st_value + (reloc)->r_addend - TLS_DTV_OFFSET) + +#ifdef SHARED +extern void *__tls_get_addr (tls_index *ti); + +# define GET_ADDR_OFFSET	(ti->ti_offset + TLS_DTV_OFFSET) +# define __TLS_GET_ADDR(__ti)	(__tls_get_addr (__ti) - TLS_DTV_OFFSET) +#endif | 
