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81 lines
2.7 KiB
ArmAsm
81 lines
2.7 KiB
ArmAsm
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/* Special .init and .fini section support for HPPA
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Copyright (C) 2000-2012 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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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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In addition to the permissions in the GNU Lesser General Public
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License, the Free Software Foundation gives you unlimited
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permission to link the compiled version of this file with other
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programs, and to distribute those programs without any restriction
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coming from the use of this file. (The GNU Lesser General Public
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License restrictions do apply in other respects; for example, they
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cover modification of the file, and distribution when not linked
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into another program.)
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Note that people who make modified versions of this file are not
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obligated to grant this special exception for their modified
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versions; it is their choice whether to do so. The GNU Lesser
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General Public License gives permission to release a modified
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version without this exception; this exception also makes it
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possible to release a modified version which carries forward this
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exception.
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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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/* crti.S puts a function prologue at the beginning of the .init and
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.fini sections and defines global symbols for those addresses, so
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they can be called as functions. The symbols _init and _fini are
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magic and cause the linker to emit DT_INIT and DT_FINI. */
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#include <libc-symbols.h>
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#include <sysdep.h>
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#ifndef PREINIT_FUNCTION
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# define PREINIT_FUNCTION __gmon_start__
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#endif
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#ifndef PREINIT_FUNCTION_WEAK
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# define PREINIT_FUNCTION_WEAK 1
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#endif
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/* _init prologue. */
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.section .init, "ax", %progbits
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.align 4
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.globl _init
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.type _init,@function
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_init:
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stw %rp,-20(%sp)
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stwm %r4,64(%sp)
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stw %r19,-32(%sp)
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#if PREINIT_FUNCTION_WEAK
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bl PREINIT_FUNCTION,%rp
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copy %r19,%r4 /* delay slot */
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#else
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bl PREINIT_FUNCTION,%rp
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copy %r19,%r4 /* delay slot */
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#endif
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copy %r4,%r19
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/* _fini prologue. */
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.section .fini,"ax",%progbits
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.align 4
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.globl _fini
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.type _fini,@function
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_fini:
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stw %rp,-20(%sp)
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stwm %r4,64(%sp)
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stw %r19,-32(%sp)
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copy %r19,%r4
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