gem5/src/arch/generic/debugfaults.hh
2011-04-15 10:44:06 -07:00

111 lines
3.6 KiB
C++

/*
* Copyright (c) 2010 Advanced Micro Devices
* All rights reserved.
*
* The license below extends only to copyright in the software and shall
* not be construed as granting a license to any other intellectual
* property including but not limited to intellectual property relating
* to a hardware implementation of the functionality of the software
* licensed hereunder. You may use the software subject to the license
* terms below provided that you ensure that this notice is replicated
* unmodified and in its entirety in all distributions of the software,
* modified or unmodified, in source code or in binary form.
*
* 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: Gabe Black
*/
#ifndef __ARCH_GENERIC_DEBUGFAULTS_HH__
#define __ARCH_GENERIC_DEBUGFAULTS_HH__
#include <string>
#include "base/misc.hh"
#include "sim/faults.hh"
namespace GenericISA
{
class M5DebugFault : public FaultBase
{
public:
enum DebugFunc
{
PanicFunc,
FatalFunc,
WarnFunc,
WarnOnceFunc
};
protected:
std::string message;
DebugFunc func;
public:
M5DebugFault(DebugFunc _func, std::string _message) :
message(_message), func(_func)
{}
FaultName
name() const
{
switch (func) {
case PanicFunc:
return "panic fault";
case FatalFunc:
return "fatal fault";
case WarnFunc:
return "warn fault";
case WarnOnceFunc:
return "warn_once fault";
default:
panic("unrecognized debug function number\n");
}
}
void
invoke(ThreadContext *tc,
StaticInstPtr inst = StaticInst::nullStaticInstPtr)
{
switch (func) {
case PanicFunc:
panic(message);
break;
case FatalFunc:
fatal(message);
break;
case WarnFunc:
warn(message);
break;
case WarnOnceFunc:
warn_once(message);
break;
default:
panic("unrecognized debug function number\n");
}
}
};
} // namespace GenericISA
#endif // __ARCH_GENERIC_DEBUGFAULTS_HH__