The InputStream encapsulates a trace file and the internal buffers and populates TraceElements based on the input. More...

Public Member Functions
	InputStream (const std::string &filename)
	Create a trace input stream for a given file name.

void	reset ()
	Reset the stream such that it can be played once again.

void	init ()
	Check the trace header to make sure that it is of the right format.

bool	read (TraceElement &element)
	Attempt to read a trace element from the stream, and also notify the caller if the end of the file was reached.

Private Attributes
ProtoInputStream	trace
	Input file stream for the protobuf trace.

Detailed Description

The InputStream encapsulates a trace file and the internal buffers and populates TraceElements based on the input.

Definition at line 109 of file trace_gen.hh.

Constructor & Destructor Documentation

◆ InputStream()

gem5::TraceGen::InputStream::InputStream ( const std::string & filename )

Create a trace input stream for a given file name.

Parameters

filename Path to the file to read from

Definition at line 52 of file trace_gen.cc.

References init().

Member Function Documentation

◆ init()

void gem5::TraceGen::InputStream::init ( )

Check the trace header to make sure that it is of the right format.

Definition at line 59 of file trace_gen.cc.

References gem5::sim_clock::Frequency, panic, read(), and gem5::TraceGen::trace.

Referenced by InputStream().

◆ read()

bool gem5::TraceGen::InputStream::read ( TraceElement & element )

Attempt to read a trace element from the stream, and also notify the caller if the end of the file was reached.

Parameters

element Trace element to populate

Returns: True if an element could be read successfully

Definition at line 79 of file trace_gen.cc.

References gem5::TraceGen::TraceElement::addr, gem5::TraceGen::TraceElement::blocksize, gem5::MemCmd::cmd, gem5::TraceGen::TraceElement::cmd, gem5::TraceGen::TraceElement::flags, read(), gem5::TraceGen::TraceElement::tick, and gem5::TraceGen::trace.

Referenced by gem5::TraceGen::enter(), gem5::TraceGen::getNextPacket(), init(), and read().

◆ reset()

void gem5::TraceGen::InputStream::reset ( )

Reset the stream such that it can be played once again.

Definition at line 72 of file trace_gen.cc.

References gem5::statistics::init, reset(), and gem5::TraceGen::trace.

Referenced by gem5::TraceGen::exit(), and reset().

Member Data Documentation

◆ trace

ProtoInputStream gem5::TraceGen::InputStream::trace

private

Input file stream for the protobuf trace.

Definition at line 115 of file trace_gen.hh.

The documentation for this class was generated from the following files:

cpu/testers/traffic_gen/trace_gen.hh
cpu/testers/traffic_gen/trace_gen.cc

Public Member Functions

Private Attributes