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/*! @file TargetBase.h
* @brief TargetBase Specification
*
* This file contains the specification of the TargetBase class.
*/
#ifndef __TARGETBASE_H__
#define __TARGETBASE_H__
#include <list>
#include <string>
#include <stdint.h>
namespace Target {
/*! @class TargetBase
*
* This class is the base class for all Target classes. Each
* target class contains routines that are specific to the target
* in question.
*/
class TargetBase {
public:
/*!
* This method constructs an TargetBase instance.
*
* @param[in] targetName specifies the desired target
*/
TargetBase(
std::string targetName
);
/*!
* This method destructs an TargetBase instance.
*/
virtual ~TargetBase();
/*!
* This method returns the program name for addr2line.
*
* @return Returns the target specific addr2line program name
*/
const char* getAddr2line( void ) const;
/*!
* This method returns the CPU name.
*
* @return Returns the target cpu name
*/
const char* getCPU( void ) const;
/*!
* This method returns the program name for objdump.
*
* @return Returns the target specific objdump program name
*/
const char* getObjdump( void ) const;
/*!
* This method returns the target name.
*
* @return Returns the target name
*/
const char* getTarget( void ) const;
/*!
* This method determines whether the specified line from a
* objdump file is a nop instruction.
*
* @param[in] line contains the object dump line to check
* @param[out] size is set to the size in bytes of the nop
*
* @return Returns TRUE if the instruction is a nop, FALSE otherwise.
*/
virtual bool isNopLine(
const char* const line,
int& size
) = 0;
/*!
* This method determins if the objdump line contains a
* branch instruction.
*
* @param[in] line contains the object dump line to check
* @param[out] size is set to the size in bytes of the nop
*
* @return Returns TRUE if the instruction is a branch, FALSE otherwise.
*/
bool isBranchLine(
const char* const line
);
/*!
* This method determines if the specified line from an
* objdump file is a branch instruction.
*/
bool isBranch(
const char* const instruction
);
/*!
* This method returns the bit set by Qemu in the trace record
* when a branch is taken.
*/
virtual uint8_t qemuTakenBit(void);
/*!
* This method returns the bit set by Qemu in the trace record
* when a branch is taken.
*/
virtual uint8_t qemuNotTakenBit(void);
protected:
/*!
* This member variable contains the target name string.
*/
std::string targetName_m;
/*!
* This member variable indicates either the column that the instruction
* starts in the object dump file, when the objdump has no tabs; or the
* number of tabs to find the instruction.
*/
int objdumpInstructionLocation;
/*!
* This member variable indicates whether or not the objdump has
* tabs as delemeters.
*/
bool objdumpHasTabs;
/*!
* This member variable is an array of all conditional branch instructions
* for this target.
*/
std::list <std::string> conditionalBranchInstructions;
private:
/*!
* This member variable contains the name of the host program
* which reports the source line for the specified program address.
*/
std::string addr2line_m;
/*!
* This member variable contains the name of the target cpu architecture.
*/
std::string cpu_m;
/*!
* This member variable contains the name of the host program
* which disassembles an executable or library.
*/
std::string objdump_m;
};
}
#endif
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