99db5849f7
Reviewed by: kib Sponsored by: DARPA Differential Revision: https://reviews.freebsd.org/D25374
80 lines
2.8 KiB
ArmAsm
80 lines
2.8 KiB
ArmAsm
/* LINTLIBRARY */
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/*-
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* SPDX-License-Identifier: BSD-4-Clause
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*
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* Copyright 2001 David E. O'Brien.
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* All rights reserved.
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* Copyright 1996-1998 John D. Polstra.
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* All rights reserved.
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* Copyright (c) 1997 Jason R. Thorpe.
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* Copyright (c) 1995 Christopher G. Demetriou
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the
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* FreeBSD Project. See https://www.freebsd.org/ for
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* information about FreeBSD.
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* This product includes software developed for the
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* NetBSD Project. See http://www.netbsd.org/ for
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* information about NetBSD.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <machine/asm.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/elf_common.h>
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#include "notes.h"
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ENTRY(_start)
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mov r5, r2 /* cleanup */
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mov r4, r1 /* obj_main */
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mov r3, r0 /* ps_strings */
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/* Get argc, argv, and envp from stack */
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ldr r0, [sp, #0x0000]
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add r1, sp, #0x0004
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add r2, r1, r0, lsl #2
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add r2, r2, #0x0004
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/* Ensure the stack is properly aligned before calling C code. */
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bic sp, sp, #7
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sub sp, sp, #8
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str r5, [sp, #4]
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str r4, [sp, #0]
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b __start
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END(_start)
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.section .note.tag,"a",%note
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.p2align 2
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.4byte 2f-1f
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.4byte 4f-3f
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.4byte NT_FREEBSD_ARCH_TAG
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1: .asciz NOTE_FREEBSD_VENDOR
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2: .p2align 2
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3: .asciz MACHINE_ARCH
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4:
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.section .note.GNU-stack,"",%progbits
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