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/*
* Copyright (c) 2002-2005 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* 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;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
* OWNER 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.
*
* Authors: Nathan Binkert
* Dave Greene
*/
#ifndef __MISC_HH__
#define __MISC_HH__
#include <cassert>
#include "base/compiler.hh"
#include "base/cprintf.hh"
#include "base/varargs.hh"
#if defined(__SUNPRO_CC)
#define __FUNCTION__ "how to fix me?"
#endif
//
// This implements a cprintf based panic() function. panic() should
// be called when something happens that should never ever happen
// regardless of what the user does (i.e., an acutal m5 bug). panic()
// calls abort which can dump core or enter the debugger.
//
//
void __panic(const char *func, const char *file, int line, const char *format,
CPRINTF_DECLARATION) M5_ATTR_NORETURN;
void __panic(const char *func, const char *file, int line,
const std::string &format, CPRINTF_DECLARATION)
M5_ATTR_NORETURN;
inline void
__panic(const char *func, const char *file, int line,
const std::string &format, CPRINTF_DEFINITION)
{
__panic(func, file, line, format.c_str(), VARARGS_ALLARGS);
}
M5_PRAGMA_NORETURN(__panic)
#define panic(...) __panic(__FUNCTION__, __FILE__, __LINE__, __VA_ARGS__)
//
// This implements a cprintf based fatal() function. fatal() should
// be called when the simulation cannot continue due to some condition
// that is the user's fault (bad configuration, invalid arguments,
// etc.) and not a simulator bug. fatal() calls exit(1), i.e., a
// "normal" exit with an error code, as opposed to abort() like
// panic() does.
//
void __fatal(const char *func, const char *file, int line, const char *format,
CPRINTF_DECLARATION) M5_ATTR_NORETURN;
void __fatal(const char *func, const char *file, int line,
const std::string &format, CPRINTF_DECLARATION)
M5_ATTR_NORETURN;
inline void
__fatal(const char *func, const char *file, int line,
const std::string &format, CPRINTF_DEFINITION)
{
__fatal(func, file, line, format.c_str(), VARARGS_ALLARGS);
}
M5_PRAGMA_NORETURN(__fatal)
#define fatal(...) __fatal(__FUNCTION__, __FILE__, __LINE__, __VA_ARGS__)
//
// This implements a cprintf based warn
//
void __warn(const char *func, const char *file, int line, const char *format,
CPRINTF_DECLARATION);
inline void
__warn(const char *func, const char *file, int line, const std::string &format,
CPRINTF_DECLARATION)
{
__warn(func, file, line, format, VARARGS_ALLARGS);
}
#define warn(...) __warn(__FUNCTION__, __FILE__, __LINE__, __VA_ARGS__)
// Only print the warning message the first time it is seen. This
// doesn't check the warning string itself, it just only lets one
// warning come from the statement. So, even if the arguments change
// and that would have resulted in a different warning message,
// subsequent messages would still be supressed.
#define warn_once(...) do { \
static bool once = false; \
if (!once) { \
warn(__VA_ARGS__); \
once = true; \
} \
} while (0)
#endif // __MISC_HH__
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