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@@ -2,7 +2,7 @@
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*
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* Copyright (C) 2011,2012,2015-2017 Inria
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* Copyright (C) 2010-2019 CNRS
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- * Copyright (C) 2009-2011,2014-2017 Université de Bordeaux
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+ * Copyright (C) 2009-2011,2014-2017,2019 Université de Bordeaux
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*
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* StarPU is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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@@ -361,6 +361,29 @@ The same can also be achieved by using StarPU's library API, see
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starpu_perfmodel_load_symbol(). The source code of the tool
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<c>starpu_perfmodel_display</c> can be a useful example.
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+An XML output can also be printed by using the <c>-x</c> option:
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+\verbatim
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+tools/starpu_perfmodel_display -x -s non_linear_memset_regression_based
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+<?xml version="1.0" encoding="UTF-8"?>
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+<!DOCTYPE StarPUPerfmodel SYSTEM "starpu-perfmodel.dtd">
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+<!-- symbol non_linear_memset_regression_based -->
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+<!-- All times in us -->
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+<perfmodel version="45">
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+ <combination>
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+ <device type="CPU" id="0" ncores="1"/>
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+ <implementation id="0">
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+ <!-- cpu0_impl0 (Comb0) -->
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+ <!-- time = a size ^b + c -->
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+ <nl_regression a="5.429195e-04" b="8.654899e-01" c="9.009313e-01"/>
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+ <entry footprint="a3d3725e" size="4096" flops="0.000000e+00" mean="4.763200e+00" deviation="7.650928e-01" nsample="100"/>
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+ <entry footprint="870a30aa" size="8192" flops="0.000000e+00" mean="1.827970e+00" deviation="2.037181e-01" nsample="100"/>
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+ <entry footprint="48e988e9" size="16384" flops="0.000000e+00" mean="2.652800e+00" deviation="1.876459e-01" nsample="100"/>
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+ <entry footprint="961e65d2" size="32768" flops="0.000000e+00" mean="4.255530e+00" deviation="3.518025e-01" nsample="100"/>
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+ </implementation>
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+ </combination>
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+</perfmodel>
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+\endverbatim
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+
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The tool <c>starpu_perfmodel_plot</c> can be used to draw performance
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models. It writes a <c>.gp</c> file in the current directory, to be
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run with the tool <c>gnuplot</c>, which shows the corresponding curve.
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