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80 lines
2.9 KiB
C
80 lines
2.9 KiB
C
/* $OpenBSD: asm.h,v 1.1 2004/02/01 05:09:49 drahn Exp $ */
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/* $NetBSD: asm.h,v 1.4 2001/07/16 05:43:32 matt Exp $ */
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/*
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* William Jolitz.
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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. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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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* from: @(#)asm.h 5.5 (Berkeley) 5/7/91
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*/
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#pragma once
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#define __bionic_asm_align 16
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#undef __bionic_asm_function_type
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#define __bionic_asm_function_type %function
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#if defined(__ARM_FEATURE_BTI_DEFAULT)
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#define __bionic_asm_aarch64_feature_bti (1 << 0)
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#undef __bionic_asm_custom_entry
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#define __bionic_asm_custom_entry(f) bti c
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#else
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#define __bionic_asm_aarch64_feature_bti 0
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#endif
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#if defined(__ARM_FEATURE_PAC_DEFAULT)
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#define __bionic_asm_aarch64_feature_pac (1 << 1)
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#else
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#define __bionic_asm_aarch64_feature_pac 0
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#endif
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#undef __bionic_asm_custom_note_gnu_section
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#define __bionic_asm_custom_note_gnu_section() \
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.pushsection .note.gnu.property, "a"; \
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.balign 8; \
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.long 4; \
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.long 0x10; \
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.long 0x5; /* NT_GNU_PROPERTY_TYPE_0 */ \
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.asciz "GNU"; \
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.long 0xc0000000; /* GNU_PROPERTY_AARCH64_FEATURE_1_AND */ \
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.long 4; \
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.long (__bionic_asm_aarch64_feature_pac | \
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__bionic_asm_aarch64_feature_bti); \
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.long 0; \
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.popsection;
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#define NT_MEMTAG_LEVEL_MASK 3
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#define NT_MEMTAG_LEVEL_NONE 0
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#define NT_MEMTAG_LEVEL_ASYNC 1
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#define NT_MEMTAG_LEVEL_SYNC 2
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#define NT_MEMTAG_HEAP 4
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#define NT_MEMTAG_STACK 8
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