#!/bin/sh
# StarPU --- Runtime system for heterogeneous multicore architectures.
#
# Copyright (C) 2009-2021  Université de Bordeaux, CNRS (LaBRI UMR 5800), Inria
#
# StarPU is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or (at
# your option) any later version.
#
# StarPU is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#
# See the GNU Lesser General Public License in COPYING.LGPL for more details.
#
PROGNAME=$0

usage()
{
	echo "Offline tool to draw codelet profile histogram over a traced execution"
	echo ""
	echo "Usage: $PROGNAME distrib.data"
	echo ""
	echo "Options:"
	echo "	-h, --help          display this help and exit"
	echo "	-v, --version       output version information and exit"
	echo ""
	echo "Report bugs to <@PACKAGE_BUGREPORT@>"
	exit 1
}

if [ "$1" = "-v" ] || [ "$1" = "--version" ] ; then
    echo "$PROGNAME (@PACKAGE_NAME@) @PACKAGE_VERSION@"
    exit 0
fi

if [ "$1" = "-h" ] || [ "$1" = "--help" ] || [ "$1" = "" ] ; then
    usage
fi

create_histograms()
{

inputfile=$1

R --no-save > /dev/null << EOF

handle_hash <- function (codelet, arch, hash)
{

mytable <- table
mytable <- mytable[mytable[,1]==codelet,]
mytable <- mytable[mytable[,2]==arch,]
mytable <- mytable[mytable[,4]==hash,]

val <- mytable[,5]


# there is certainly a better way to do this !
size <- unique(mytable[,3])

pdf(paste("$inputfile", codelet, arch, hash, size, "pdf", sep="."));

try ( { h <- hist(val[val > quantile(val,0.01) & val<quantile(val,0.99)], col="red", breaks=50, density=10) } )

dev.off()

}

table <- read.table("$inputfile")

codeletlist <- unique(table[,1])

for (codelet in codeletlist)
{
	archlist <- unique(table[table[,1]==codelet,2])

	for (arch in archlist)
	{
		hashlist <- unique(table[table[,2]==arch,4])

		for (hash in hashlist)
		{
			print(codelet)
			print(arch)
			print(hash)
			handle_hash(codelet, arch, hash)
		}
	}
}

EOF

}

for inputfile in $@
do
	create_histograms $inputfile 
done