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58 lines
2.5 KiB
C
58 lines
2.5 KiB
C
/* Copyright (C) 2011 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
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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, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifdef __tilegx__
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#define TLS_GD_REL "hw0_last_tls_gd"
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#define TLS_IE_REL "hw0_last_tls_ie"
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#define LD_TLS "ld_tls"
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#else
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#define TLS_GD_REL "tls_gd_lo16"
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#define TLS_IE_REL "tls_ie_lo16"
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#define LD_TLS "lw_tls"
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#endif
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#define TLS_GD(x) \
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({ \
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int *__retval; \
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extern char _GLOBAL_OFFSET_TABLE_[]; \
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\
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asm ("addli r0, %1, " TLS_GD_REL "(" #x ")\n\t" \
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"jal tls_gd_call(" #x ")\n\t" \
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"addi %0, r0, tls_gd_add(" #x ")" : \
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"=r" (__retval) : "r" (_GLOBAL_OFFSET_TABLE_) : \
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"r25", "r26", "r27", "r28", "r29"); \
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__retval; })
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/* No special support for LD mode. */
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#define TLS_LD TLS_GD
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#define TLS_IE(x) \
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({ \
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int *__retval; \
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extern char _GLOBAL_OFFSET_TABLE_[]; \
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\
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asm ("addli %0, %1, " TLS_IE_REL "(" #x ")\n\t" \
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LD_TLS " %0, %0, tls_ie_load(" #x ")\n\t" \
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"add %0, %0, tp" : \
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"=r" (__retval) : "r" (_GLOBAL_OFFSET_TABLE_)); \
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__retval; })
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/* No special support for LE mode. */
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#define TLS_LE TLS_IE
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