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44 lines
1.7 KiB
ArmAsm
44 lines
1.7 KiB
ArmAsm
/* Support code for fibers and multithreading.
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Copyright (C) 2019-2021 Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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#if (__linux__ || __FreeBSD__ || __NetBSD__ || __OpenBSD__ || __DragonFly__) && __ELF__
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/*
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* Mark the resulting object file as not requiring execution permissions on
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* stack memory. The absence of this section would mark the whole resulting
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* library as requiring an executable stack, making it impossible to
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* dynamically load druntime on several Linux platforms where this is
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* forbidden due to security policies.
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*/
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.section .note.GNU-stack,"",%progbits
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#endif
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/* Let preprocessor tell us if C symbols have a prefix: __USER_LABEL_PREFIX__ */
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#ifdef __USER_LABEL_PREFIX__
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#define __CONCAT2(a, b) a ## b
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#define __CONCAT(a, b) __CONCAT2(a, b)
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#define CSYM(name) __CONCAT(__USER_LABEL_PREFIX__, name)
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#else
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#define CSYM(name) name
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#endif
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