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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/sys/tools/vdso_wrap.S
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/*-

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 * SPDX-License-Identifier: BSD-2-Clause

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 *

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 * Copyright (c) 2021 The FreeBSD Foundation

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 *

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 * This software was developed by Konstantin Belousov <[email protected]>

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 * under sponsorship from the FreeBSD Foundation.

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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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 *

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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND

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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE

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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

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 * SUCH DAMAGE.

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 */

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#include <sys/cdefs.h>

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#define	VDSO_BLOB_START(S)	__CONCAT(_binary_, __CONCAT(S, _start))

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#define	VDSO_BLOB_END(S)	__CONCAT(_binary_, __CONCAT(S, _end))

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#define	VDSO_BLOB_SIZE(S)	__CONCAT(_binary_, __CONCAT(S, _size))

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	.section .rodata, "a", %progbits

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	.globl	VDSO_BLOB_START(VDSO_NAME)

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	.type	VDSO_BLOB_START(VDSO_NAME), %object

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	.size	VDSO_BLOB_START(VDSO_NAME), 0

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VDSO_BLOB_START(VDSO_NAME):

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	.incbin	VDSO_FILE

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	.globl	VDSO_BLOB_END(VDSO_NAME)

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	.type	VDSO_BLOB_END(VDSO_NAME), %object

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	.size	VDSO_BLOB_END(VDSO_NAME), 0

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VDSO_BLOB_END(VDSO_NAME):

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	.globl	VDSO_BLOB_SIZE(VDSO_NAME)

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	.set	VDSO_BLOB_SIZE(VDSO_NAME), . - VDSO_BLOB_START(VDSO_NAME)

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