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04277e02d7
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
48 lines
1.8 KiB
C
48 lines
1.8 KiB
C
/* Thread-local storage handling in the ELF dynamic linker. M68K version.
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Copyright (C) 2010-2019 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Maxim Kuvyrkov <maxim@codesourcery.com>, 2010.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<http://www.gnu.org/licenses/>. */
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/* Type used for the representation of TLS information in the GOT. */
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typedef struct
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{
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unsigned long int ti_module;
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unsigned long int ti_offset;
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} tls_index;
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/* The thread pointer points 0x7000 past the first static TLS block. */
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#define TLS_TP_OFFSET 0x7000
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/* Dynamic thread vector pointers point 0x8000 past the start of each
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TLS block. */
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#define TLS_DTV_OFFSET 0x8000
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/* Compute the value for a TPREL reloc. */
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#define TLS_TPREL_VALUE(sym_map, sym, reloc) \
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((sym_map)->l_tls_offset + (sym)->st_value + (reloc)->r_addend \
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- TLS_TP_OFFSET)
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/* Compute the value for a DTPREL reloc. */
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#define TLS_DTPREL_VALUE(sym, reloc) \
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((sym)->st_value + (reloc)->r_addend - TLS_DTV_OFFSET)
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extern void *__tls_get_addr (tls_index *ti);
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#define GET_ADDR_OFFSET (ti->ti_offset + TLS_DTV_OFFSET)
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#define __TLS_GET_ADDR(__ti) (__tls_get_addr (__ti) - TLS_DTV_OFFSET)
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