ladybird/Kernel/Assertions.h

/*
 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include <AK/Platform.h>

#define __STRINGIFY_HELPER(x) #x
#define __STRINGIFY(x) __STRINGIFY_HELPER(x)

[[noreturn]] void __assertion_failed(char const* msg, char const* file, unsigned line, char const* func);
#define VERIFY(expr)                                                            \
    do {                                                                        \
        if (!static_cast<bool>(expr)) [[unlikely]]                              \
            __assertion_failed(#expr, __FILE__, __LINE__, __PRETTY_FUNCTION__); \
    } while (0)

#define VERIFY_NOT_REACHED() __assertion_failed("not reached", __FILE__, __LINE__, __PRETTY_FUNCTION__)

extern "C" {
[[noreturn]] void _abort();
[[noreturn]] void abort();
}

#define TODO() __assertion_failed("TODO", __FILE__, __LINE__, __PRETTY_FUNCTION__)

#if ARCH(I386) || ARCH(X86_64)
#    define VERIFY_INTERRUPTS_DISABLED() VERIFY(!(cpu_flags() & 0x200))
#    define VERIFY_INTERRUPTS_ENABLED() VERIFY(cpu_flags() & 0x200)
#else
#    define VERIFY_INTERRUPTS_DISABLED() TODO()
#    define VERIFY_INTERRUPTS_ENABLED() TODO()
#endif