2015-12-07 23:42:15 +01:00
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# Copyright (c) 2013 - 2015 ARM Limited
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# All rights reserved.
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#
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# The license below extends only to copyright in the software and shall
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# not be construed as granting a license to any other intellectual
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# property including but not limited to intellectual property relating
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# to a hardware implementation of the functionality of the software
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# licensed hereunder. You may use the software subject to the license
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# terms below provided that you ensure that this notice is replicated
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# unmodified and in its entirety in all distributions of the software,
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# modified or unmodified, in source code or in binary form.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met: redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer;
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# redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution;
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# neither the name of the copyright holders nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# Authors: Radhika Jagtap
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# Andreas Hansson
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# Thomas Grass
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from Probe import *
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class ElasticTrace(ProbeListenerObject):
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type = 'ElasticTrace'
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cxx_header = 'cpu/o3/probe/elastic_trace.hh'
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# Trace files for the following params are created in the output directory.
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# User is forced to provide these when an instance of this class is created.
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instFetchTraceFile = Param.String(desc="Protobuf trace file name for " \
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"instruction fetch tracing")
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dataDepTraceFile = Param.String(desc="Protobuf trace file name for " \
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"data dependency tracing")
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# The dependency window size param must be equal to or greater than the
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# number of entries in the O3CPU ROB, a typical value is 3 times ROB size
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depWindowSize = Param.Unsigned(desc="Instruction window size used for " \
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"recording and processing data " \
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"dependencies")
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# The committed instruction count from which to start tracing
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startTraceInst = Param.UInt64(0, "The number of committed instructions " \
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"after which to start tracing. Default " \
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"zero means start tracing from first " \
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"committed instruction.")
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2015-12-07 23:42:16 +01:00
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# Whether to trace virtual addresses for memory accesses
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traceVirtAddr = Param.Bool(False, "Set to true if virtual addresses are " \
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"to be traced.")
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