/*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (c) 2019 Andrew Turner * * This software was developed by SRI International and the University of * Cambridge Computer Laboratory (Department of Computer Science and * Technology) under DARPA contract HR0011-18-C-0016 ("ECATS"), as part of the * DARPA SSITH research programme. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ #ifndef _SYS__CSAN_ATOMIC_H_ #define _SYS__CSAN_ATOMIC_H_ #ifndef _MACHINE_ATOMIC_H_ #error do not include this header, use machine/atomic.h #endif #define KCSAN_ATOMIC_FUNC_1(op, name, type) \ void kcsan_atomic_##op##_##name(volatile type *, type); \ void kcsan_atomic_##op##_acq_##name(volatile type *, type); \ void kcsan_atomic_##op##_rel_##name(volatile type *, type) #define KCSAN_ATOMIC_CMPSET(name, type) \ int kcsan_atomic_cmpset_##name(volatile type *, type, type); \ int kcsan_atomic_cmpset_acq_##name(volatile type *, type, type); \ int kcsan_atomic_cmpset_rel_##name(volatile type *, type, type) #define KCSAN_ATOMIC_FCMPSET(name, type) \ int kcsan_atomic_fcmpset_##name(volatile type *, type *, type); \ int kcsan_atomic_fcmpset_acq_##name(volatile type *, type *, type); \ int kcsan_atomic_fcmpset_rel_##name(volatile type *, type *, type) #define KCSAN_ATOMIC_READ(op, name, type) \ type kcsan_atomic_##op##_##name(volatile type *, type) #define KCSAN_ATOMIC_READANDCLEAR(name, type) \ type kcsan_atomic_readandclear_##name(volatile type *) #define KCSAN_ATOMIC_LOAD(name, type) \ type kcsan_atomic_load_##name(volatile type *); \ type kcsan_atomic_load_acq_##name(volatile type *) #define KCSAN_ATOMIC_STORE(name, type) \ void kcsan_atomic_store_##name(volatile type *, type); \ void kcsan_atomic_store_rel_##name(volatile type *, type) #define KCSAN_ATOMIC_TEST(op, name, type) \ int kcsan_atomic_##op##_##name(volatile type *, u_int); \ int kcsan_atomic_##op##_acq_##name(volatile type *, u_int) #define KCSAN_ATOMIC_FUNCS(name, type) \ KCSAN_ATOMIC_FUNC_1(add, name, type); \ KCSAN_ATOMIC_FUNC_1(clear, name, type); \ KCSAN_ATOMIC_CMPSET(name, type); \ KCSAN_ATOMIC_FCMPSET(name, type); \ KCSAN_ATOMIC_READ(fetchadd, name, type); \ KCSAN_ATOMIC_LOAD(name, type); \ KCSAN_ATOMIC_READANDCLEAR(name, type); \ KCSAN_ATOMIC_FUNC_1(set, name, type); \ KCSAN_ATOMIC_FUNC_1(subtract, name, type); \ KCSAN_ATOMIC_STORE(name, type); \ KCSAN_ATOMIC_READ(swap, name, type); \ KCSAN_ATOMIC_TEST(testandclear, name, type); \ KCSAN_ATOMIC_TEST(testandset, name, type) KCSAN_ATOMIC_FUNCS(char, uint8_t); KCSAN_ATOMIC_FUNCS(short, uint16_t); KCSAN_ATOMIC_FUNCS(int, u_int); KCSAN_ATOMIC_FUNCS(long, u_long); KCSAN_ATOMIC_FUNCS(ptr, uintptr_t); KCSAN_ATOMIC_FUNCS(8, uint8_t); KCSAN_ATOMIC_FUNCS(16, uint16_t); KCSAN_ATOMIC_FUNCS(32, uint32_t); KCSAN_ATOMIC_FUNCS(64, uint64_t); void kcsan_atomic_thread_fence_acq(void); void kcsan_atomic_thread_fence_acq_rel(void); void kcsan_atomic_thread_fence_rel(void); void kcsan_atomic_thread_fence_seq_cst(void); #ifndef KCSAN_RUNTIME #define atomic_add_char kcsan_atomic_add_char #define atomic_add_acq_char kcsan_atomic_add_acq_char #define atomic_add_rel_char kcsan_atomic_add_rel_char #define atomic_clear_char kcsan_atomic_clear_char #define atomic_clear_acq_char kcsan_atomic_clear_acq_char #define atomic_clear_rel_char kcsan_atomic_clear_rel_char #define atomic_cmpset_char kcsan_atomic_cmpset_char #define atomic_cmpset_acq_char kcsan_atomic_cmpset_acq_char #define atomic_cmpset_rel_char kcsan_atomic_cmpset_rel_char #define atomic_fcmpset_char kcsan_atomic_fcmpset_char #define atomic_fcmpset_acq_char kcsan_atomic_fcmpset_acq_char #define atomic_fcmpset_rel_char kcsan_atomic_fcmpset_rel_char #define atomic_fetchadd_char kcsan_atomic_fetchadd_char #define atomic_load_char kcsan_atomic_load_char #define atomic_load_acq_char kcsan_atomic_load_acq_char #define atomic_readandclear_char kcsan_atomic_readandclear_char #define atomic_set_char kcsan_atomic_set_char #define atomic_set_acq_char kcsan_atomic_set_acq_char #define atomic_set_rel_char kcsan_atomic_set_rel_char #define atomic_subtract_char kcsan_atomic_subtract_char #define atomic_subtract_acq_char kcsan_atomic_subtract_acq_char #define atomic_subtract_rel_char kcsan_atomic_subtract_rel_char #define atomic_store_char kcsan_atomic_store_char #define atomic_store_rel_char kcsan_atomic_store_rel_char #define atomic_swap_char kcsan_atomic_swap_char #define atomic_testandclear_char kcsan_atomic_testandclear_char #define atomic_testandset_char kcsan_atomic_testandset_char #define atomic_add_short kcsan_atomic_add_short #define atomic_add_acq_short kcsan_atomic_add_acq_short #define atomic_add_rel_short kcsan_atomic_add_rel_short #define atomic_clear_short kcsan_atomic_clear_short #define atomic_clear_acq_short kcsan_atomic_clear_acq_short #define atomic_clear_rel_short kcsan_atomic_clear_rel_short #define atomic_cmpset_short kcsan_atomic_cmpset_short #define atomic_cmpset_acq_short kcsan_atomic_cmpset_acq_short #define atomic_cmpset_rel_short kcsan_atomic_cmpset_rel_short #define atomic_fcmpset_short kcsan_atomic_fcmpset_short #define atomic_fcmpset_acq_short kcsan_atomic_fcmpset_acq_short #define atomic_fcmpset_rel_short kcsan_atomic_fcmpset_rel_short #define atomic_fetchadd_short kcsan_atomic_fetchadd_short #define atomic_load_short kcsan_atomic_load_short #define atomic_load_acq_short kcsan_atomic_load_acq_short #define atomic_readandclear_short kcsan_atomic_readandclear_short #define atomic_set_short kcsan_atomic_set_short #define atomic_set_acq_short kcsan_atomic_set_acq_short #define atomic_set_rel_short kcsan_atomic_set_rel_short #define atomic_subtract_short kcsan_atomic_subtract_short #define atomic_subtract_acq_short kcsan_atomic_subtract_acq_short #define atomic_subtract_rel_short kcsan_atomic_subtract_rel_short #define atomic_store_short kcsan_atomic_store_short #define atomic_store_rel_short kcsan_atomic_store_rel_short #define atomic_swap_short kcsan_atomic_swap_short #define atomic_testandclear_short kcsan_atomic_testandclear_short #define atomic_testandset_short kcsan_atomic_testandset_short #define atomic_add_int kcsan_atomic_add_int #define atomic_add_acq_int kcsan_atomic_add_acq_int #define atomic_add_rel_int kcsan_atomic_add_rel_int #define atomic_clear_int kcsan_atomic_clear_int #define atomic_clear_acq_int kcsan_atomic_clear_acq_int #define atomic_clear_rel_int kcsan_atomic_clear_rel_int #define atomic_cmpset_int kcsan_atomic_cmpset_int #define atomic_cmpset_acq_int kcsan_atomic_cmpset_acq_int #define atomic_cmpset_rel_int kcsan_atomic_cmpset_rel_int #define atomic_fcmpset_int kcsan_atomic_fcmpset_int #define atomic_fcmpset_acq_int kcsan_atomic_fcmpset_acq_int #define atomic_fcmpset_rel_int kcsan_atomic_fcmpset_rel_int #define atomic_fetchadd_int kcsan_atomic_fetchadd_int #define atomic_load_int kcsan_atomic_load_int #define atomic_load_acq_int kcsan_atomic_load_acq_int #define atomic_readandclear_int kcsan_atomic_readandclear_int #define atomic_set_int kcsan_atomic_set_int #define atomic_set_acq_int kcsan_atomic_set_acq_int #define atomic_set_rel_int kcsan_atomic_set_rel_int #define atomic_subtract_int kcsan_atomic_subtract_int #define atomic_subtract_acq_int kcsan_atomic_subtract_acq_int #define atomic_subtract_rel_int kcsan_atomic_subtract_rel_int #define atomic_store_int kcsan_atomic_store_int #define atomic_store_rel_int kcsan_atomic_store_rel_int #define atomic_swap_int kcsan_atomic_swap_int #define atomic_testandclear_int kcsan_atomic_testandclear_int #define atomic_testandset_int kcsan_atomic_testandset_int #define atomic_add_long kcsan_atomic_add_long #define atomic_add_acq_long kcsan_atomic_add_acq_long #define atomic_add_rel_long kcsan_atomic_add_rel_long #define atomic_clear_long kcsan_atomic_clear_long #define atomic_clear_acq_long kcsan_atomic_clear_acq_long #define atomic_clear_rel_long kcsan_atomic_clear_rel_long #define atomic_cmpset_long kcsan_atomic_cmpset_long #define atomic_cmpset_acq_long kcsan_atomic_cmpset_acq_long #define atomic_cmpset_rel_long kcsan_atomic_cmpset_rel_long #define atomic_fcmpset_long kcsan_atomic_fcmpset_long #define atomic_fcmpset_acq_long kcsan_atomic_fcmpset_acq_long #define atomic_fcmpset_rel_long kcsan_atomic_fcmpset_rel_long #define atomic_fetchadd_long kcsan_atomic_fetchadd_long #define atomic_load_long kcsan_atomic_load_long #define atomic_load_acq_long kcsan_atomic_load_acq_long #define atomic_readandclear_long kcsan_atomic_readandclear_long #define atomic_set_long kcsan_atomic_set_long #define atomic_set_acq_long kcsan_atomic_set_acq_long #define atomic_set_rel_long kcsan_atomic_set_rel_long #define atomic_subtract_long kcsan_atomic_subtract_long #define atomic_subtract_acq_long kcsan_atomic_subtract_acq_long #define atomic_subtract_rel_long kcsan_atomic_subtract_rel_long #define atomic_store_long kcsan_atomic_store_long #define atomic_store_rel_long kcsan_atomic_store_rel_long #define atomic_swap_long kcsan_atomic_swap_long #define atomic_testandclear_long kcsan_atomic_testandclear_long #define atomic_testandset_long kcsan_atomic_testandset_long #define atomic_testandset_acq_long kcsan_atomic_testandset_acq_long #define atomic_add_ptr kcsan_atomic_add_ptr #define atomic_add_acq_ptr kcsan_atomic_add_acq_ptr #define atomic_add_rel_ptr kcsan_atomic_add_rel_ptr #define atomic_clear_ptr kcsan_atomic_clear_ptr #define atomic_clear_acq_ptr kcsan_atomic_clear_acq_ptr #define atomic_clear_rel_ptr kcsan_atomic_clear_rel_ptr #define atomic_cmpset_ptr kcsan_atomic_cmpset_ptr #define atomic_cmpset_acq_ptr kcsan_atomic_cmpset_acq_ptr #define atomic_cmpset_rel_ptr kcsan_atomic_cmpset_rel_ptr #define atomic_fcmpset_ptr kcsan_atomic_fcmpset_ptr #define atomic_fcmpset_acq_ptr kcsan_atomic_fcmpset_acq_ptr #define atomic_fcmpset_rel_ptr kcsan_atomic_fcmpset_rel_ptr #define atomic_fetchadd_ptr kcsan_atomic_fetchadd_ptr #define atomic_load_ptr(x) ({ \ __typeof(*x) __retptr; \ __retptr = (void *)kcsan_atomic_load_ptr((volatile uintptr_t *)(x)); \ __retptr; \ }) #define atomic_load_acq_ptr kcsan_atomic_load_acq_ptr #define atomic_readandclear_ptr kcsan_atomic_readandclear_ptr #define atomic_set_ptr kcsan_atomic_set_ptr #define atomic_set_acq_ptr kcsan_atomic_set_acq_ptr #define atomic_set_rel_ptr kcsan_atomic_set_rel_ptr #define atomic_subtract_ptr kcsan_atomic_subtract_ptr #define atomic_subtract_acq_ptr kcsan_atomic_subtract_acq_ptr #define atomic_subtract_rel_ptr kcsan_atomic_subtract_rel_ptr #define atomic_store_ptr kcsan_atomic_store_ptr #define atomic_store_rel_ptr kcsan_atomic_store_rel_ptr #define atomic_swap_ptr kcsan_atomic_swap_ptr #define atomic_testandclear_ptr kcsan_atomic_testandclear_ptr #define atomic_testandset_ptr kcsan_atomic_testandset_ptr #define atomic_add_8 kcsan_atomic_add_8 #define atomic_add_acq_8 kcsan_atomic_add_acq_8 #define atomic_add_rel_8 kcsan_atomic_add_rel_8 #define atomic_clear_8 kcsan_atomic_clear_8 #define atomic_clear_acq_8 kcsan_atomic_clear_acq_8 #define atomic_clear_rel_8 kcsan_atomic_clear_rel_8 #define atomic_cmpset_8 kcsan_atomic_cmpset_8 #define atomic_cmpset_acq_8 kcsan_atomic_cmpset_acq_8 #define atomic_cmpset_rel_8 kcsan_atomic_cmpset_rel_8 #define atomic_fcmpset_8 kcsan_atomic_fcmpset_8 #define atomic_fcmpset_acq_8 kcsan_atomic_fcmpset_acq_8 #define atomic_fcmpset_rel_8 kcsan_atomic_fcmpset_rel_8 #define atomic_fetchadd_8 kcsan_atomic_fetchadd_8 #define atomic_load_8 kcsan_atomic_load_8 #define atomic_load_acq_8 kcsan_atomic_load_acq_8 #define atomic_readandclear_8 kcsan_atomic_readandclear_8 #define atomic_set_8 kcsan_atomic_set_8 #define atomic_set_acq_8 kcsan_atomic_set_acq_8 #define atomic_set_rel_8 kcsan_atomic_set_rel_8 #define atomic_subtract_8 kcsan_atomic_subtract_8 #define atomic_subtract_acq_8 kcsan_atomic_subtract_acq_8 #define atomic_subtract_rel_8 kcsan_atomic_subtract_rel_8 #define atomic_store_8 kcsan_atomic_store_8 #define atomic_store_rel_8 kcsan_atomic_store_rel_8 #define atomic_swap_8 kcsan_atomic_swap_8 #define atomic_testandclear_8 kcsan_atomic_testandclear_8 #define atomic_testandset_8 kcsan_atomic_testandset_8 #define atomic_add_16 kcsan_atomic_add_16 #define atomic_add_acq_16 kcsan_atomic_add_acq_16 #define atomic_add_rel_16 kcsan_atomic_add_rel_16 #define atomic_clear_16 kcsan_atomic_clear_16 #define atomic_clear_acq_16 kcsan_atomic_clear_acq_16 #define atomic_clear_rel_16 kcsan_atomic_clear_rel_16 #define atomic_cmpset_16 kcsan_atomic_cmpset_16 #define atomic_cmpset_acq_16 kcsan_atomic_cmpset_acq_16 #define atomic_cmpset_rel_16 kcsan_atomic_cmpset_rel_16 #define atomic_fcmpset_16 kcsan_atomic_fcmpset_16 #define atomic_fcmpset_acq_16 kcsan_atomic_fcmpset_acq_16 #define atomic_fcmpset_rel_16 kcsan_atomic_fcmpset_rel_16 #define atomic_fetchadd_16 kcsan_atomic_fetchadd_16 #define atomic_load_16 kcsan_atomic_load_16 #define atomic_load_acq_16 kcsan_atomic_load_acq_16 #define atomic_readandclear_16 kcsan_atomic_readandclear_16 #define atomic_set_16 kcsan_atomic_set_16 #define atomic_set_acq_16 kcsan_atomic_set_acq_16 #define atomic_set_rel_16 kcsan_atomic_set_rel_16 #define atomic_subtract_16 kcsan_atomic_subtract_16 #define atomic_subtract_acq_16 kcsan_atomic_subtract_acq_16 #define atomic_subtract_rel_16 kcsan_atomic_subtract_rel_16 #define atomic_store_16 kcsan_atomic_store_16 #define atomic_store_rel_16 kcsan_atomic_store_rel_16 #define atomic_swap_16 kcsan_atomic_swap_16 #define atomic_testandclear_16 kcsan_atomic_testandclear_16 #define atomic_testandset_16 kcsan_atomic_testandset_16 #define atomic_add_32 kcsan_atomic_add_32 #define atomic_add_acq_32 kcsan_atomic_add_acq_32 #define atomic_add_rel_32 kcsan_atomic_add_rel_32 #define atomic_clear_32 kcsan_atomic_clear_32 #define atomic_clear_acq_32 kcsan_atomic_clear_acq_32 #define atomic_clear_rel_32 kcsan_atomic_clear_rel_32 #define atomic_cmpset_32 kcsan_atomic_cmpset_32 #define atomic_cmpset_acq_32 kcsan_atomic_cmpset_acq_32 #define atomic_cmpset_rel_32 kcsan_atomic_cmpset_rel_32 #define atomic_fcmpset_32 kcsan_atomic_fcmpset_32 #define atomic_fcmpset_acq_32 kcsan_atomic_fcmpset_acq_32 #define atomic_fcmpset_rel_32 kcsan_atomic_fcmpset_rel_32 #define atomic_fetchadd_32 kcsan_atomic_fetchadd_32 #define atomic_load_32 kcsan_atomic_load_32 #define atomic_load_acq_32 kcsan_atomic_load_acq_32 #define atomic_readandclear_32 kcsan_atomic_readandclear_32 #define atomic_set_32 kcsan_atomic_set_32 #define atomic_set_acq_32 kcsan_atomic_set_acq_32 #define atomic_set_rel_32 kcsan_atomic_set_rel_32 #define atomic_subtract_32 kcsan_atomic_subtract_32 #define atomic_subtract_acq_32 kcsan_atomic_subtract_acq_32 #define atomic_subtract_rel_32 kcsan_atomic_subtract_rel_32 #define atomic_store_32 kcsan_atomic_store_32 #define atomic_store_rel_32 kcsan_atomic_store_rel_32 #define atomic_swap_32 kcsan_atomic_swap_32 #define atomic_testandclear_32 kcsan_atomic_testandclear_32 #define atomic_testandset_32 kcsan_atomic_testandset_32 #define atomic_add_64 kcsan_atomic_add_64 #define atomic_add_acq_64 kcsan_atomic_add_acq_64 #define atomic_add_rel_64 kcsan_atomic_add_rel_64 #define atomic_clear_64 kcsan_atomic_clear_64 #define atomic_clear_acq_64 kcsan_atomic_clear_acq_64 #define atomic_clear_rel_64 kcsan_atomic_clear_rel_64 #define atomic_cmpset_64 kcsan_atomic_cmpset_64 #define atomic_cmpset_acq_64 kcsan_atomic_cmpset_acq_64 #define atomic_cmpset_rel_64 kcsan_atomic_cmpset_rel_64 #define atomic_fcmpset_64 kcsan_atomic_fcmpset_64 #define atomic_fcmpset_acq_64 kcsan_atomic_fcmpset_acq_64 #define atomic_fcmpset_rel_64 kcsan_atomic_fcmpset_rel_64 #define atomic_fetchadd_64 kcsan_atomic_fetchadd_64 #define atomic_load_64 kcsan_atomic_load_64 #define atomic_load_acq_64 kcsan_atomic_load_acq_64 #define atomic_readandclear_64 kcsan_atomic_readandclear_64 #define atomic_set_64 kcsan_atomic_set_64 #define atomic_set_acq_64 kcsan_atomic_set_acq_64 #define atomic_set_rel_64 kcsan_atomic_set_rel_64 #define atomic_subtract_64 kcsan_atomic_subtract_64 #define atomic_subtract_acq_64 kcsan_atomic_subtract_acq_64 #define atomic_subtract_rel_64 kcsan_atomic_subtract_rel_64 #define atomic_store_64 kcsan_atomic_store_64 #define atomic_store_rel_64 kcsan_atomic_store_rel_64 #define atomic_swap_64 kcsan_atomic_swap_64 #define atomic_testandclear_64 kcsan_atomic_testandclear_64 #define atomic_testandset_64 kcsan_atomic_testandset_64 #define atomic_thread_fence_acq kcsan_atomic_thread_fence_acq #define atomic_thread_fence_acq_rel kcsan_atomic_thread_fence_acq_rel #define atomic_thread_fence_rel kcsan_atomic_thread_fence_rel #define atomic_thread_fence_seq_cst kcsan_atomic_thread_fence_seq_cst #endif /* !KCSAN_RUNTIME */ #endif /* !_SYS__CSAN_ATOMIC_H_ */