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62 lines
1.9 KiB
ArmAsm
62 lines
1.9 KiB
ArmAsm
/* Startup code for Alpha/ELF.
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Copyright (C) 1993, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Richard Henderson <rth@tamu.edu>
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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 Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <sysdep.h>
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.text
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.align 3
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.globl _start
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.ent _start, 0
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_start:
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.frame fp, 0, zero
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mov zero, fp
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br gp, 1f
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1: ldgp gp, 0(gp)
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subq sp, 16, sp
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.prologue 0
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/* Load address of the user's main function. */
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lda a0, main
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ldl a1, 16(sp) /* get argc */
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lda a2, 24(sp) /* get argv */
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/* Load address of our own entry points to .fini and .init. */
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lda a3, _init
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lda a4, _fini
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/* Store address of the shared library termination function. */
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mov v0, a5
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/* Provide the highest stack address to the user code. */
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stq sp, 0(sp)
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/* Call the user's main function, and exit with its value.
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But let the libc call main. */
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jsr ra, __libc_start_main
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/* Die very horribly if exit returns. Call_pal hlt is callable from
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kernel mode only; this will result in an illegal instruction trap. */
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call_pal 0
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.end _start
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/* For ECOFF backwards compatibility. */
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weak_alias(_start, __start)
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