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/*
* Copyright (c) 2006 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: Gabe Black
*/
#ifndef __ARCH_ARM_NATIVETRACE_HH__
#define __ARCH_ARM_NATIVETRACE_HH__
#include "base/types.hh"
#include "cpu/nativetrace.hh"
#include "params/ArmNativeTrace.hh"
namespace Trace {
class ArmNativeTrace : public NativeTrace
{
public:
enum StateID {
STATE_R0,
STATE_R1,
STATE_R2,
STATE_R3,
STATE_R4,
STATE_R5,
STATE_R6,
STATE_R7,
STATE_R8,
STATE_R9,
STATE_R10,
STATE_R11,
STATE_FP = STATE_R11,
STATE_R12,
STATE_R13,
STATE_SP = STATE_R13,
STATE_R14,
STATE_LR = STATE_R14,
STATE_R15,
STATE_PC = STATE_R15,
STATE_CPSR,
STATE_NUMVALS
};
protected:
struct ThreadState {
bool changed[STATE_NUMVALS];
uint32_t state[2][STATE_NUMVALS];
uint32_t *newState;
uint32_t *oldState;
int current;
void update(NativeTrace *parent);
void update(ThreadContext *tc);
ThreadState()
{
for (int i = 0; i < STATE_NUMVALS; i++) {
changed[i] = false;
state[0][i] = state[1][i] = 0;
current = 0;
newState = state[0];
oldState = state[1];
}
}
};
ThreadState nState, mState;
bool stopOnPCError;
public:
typedef ArmNativeTraceParams Params;
const Params *
params() const
{
return dynamic_cast<const Params *>(_params);
}
ArmNativeTrace(const Params *p) :
NativeTrace(p), stopOnPCError(p->stop_on_pc_error)
{}
void check(NativeTraceRecord *record);
};
} // namespace Trace
#endif // __ARCH_ARM_NATIVETRACE_HH__
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