/* Thread-local storage handling in the ELF dynamic linker. PowerPC version. Copyright (C) 2003-2017 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, see <http://www.gnu.org/licenses/>. */ #ifndef _PPC_DL_TLS_H # define _PPC_DL_TLS_H 1 /* 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 #endif /* dl-tls.h */