71 lines
2.1 KiB
C
71 lines
2.1 KiB
C
/*
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* Copyright (c) 2011, 2012, 2013, 2014, 2022 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* sortix/kernel/decl.h
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* Various declarations. These should likely be replaced with better names from
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* standard headers or at least one with a less generic name than decl.h.
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*/
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#ifndef _INCLUDE_SORTIX_KERNEL_DECL_H
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#define _INCLUDE_SORTIX_KERNEL_DECL_H
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#include <stdint.h>
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typedef uintptr_t addr_t;
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#define likely(x) __builtin_expect(!!(x),1)
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#define unlikely(x) __builtin_expect(!!(x),0)
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#if !defined(CPU) && defined(__i386__)
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#define CPU X86
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#endif
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#if !defined(CPU) && defined(__x86_64__)
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#define CPU X64
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#endif
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#ifdef __TRACE_ALLOCATION_SITES
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struct kernel_allocation_site
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{
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struct __allocation_site allocation_site;
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struct kernel_allocation_site* next;
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bool registered;
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};
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extern struct kernel_allocation_site* first_kernel_allocation_site;
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#undef ALLOCATION_SITE
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#define ALLOCATION_SITE \
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({ \
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static struct kernel_allocation_site site = \
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{ { __FILE__, __LINE__, __func__, 0, 0 }, NULL, false }; \
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if ( !site.registered ) \
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{ \
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site.registered = true; \
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site.next = first_kernel_allocation_site; \
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first_kernel_allocation_site = &site; \
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} \
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&site.allocation_site; \
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})
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#include <stddef.h>
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void* operator new(size_t size, struct __allocation_site* allocation_site);
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void* operator new[](size_t size, struct __allocation_site* allocation_site);
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#define new new (ALLOCATION_SITE)
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#endif
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#endif
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