#!/bin/ksh
#
# A script for running a single Diderot benchmark test.  The results are output to a
# JSON file named <bmark>-report.<date>-<time>.  There is also a log file produced
# that contains the build messages.
#
# usage:
#	scripts/run-one.sh bmark nruns nprocs nworkers [diderotc-flags] [-- runtime-flags]
# where
#       bmark     name of benchmark
#       nruns     number of runs per benchmark version
#       nprocs    max number of processors for parallel version (0 means no parallel run)
#       nworkers  max number of workers/CU for GPU version (0 means no GPU run)
#
# @configure_input@
#

# this script should be run from the rtest directory
#
HERE=$(pwd)
if [ ! -d $HERE/programs ] ; then
  echo "run script from benchmarks directory"
  exit 1
fi

# flags to enable/disable the running of specific benchmarks
#
if [ x"@TARGET_TEEM@" = x ] ; then
  ENABLE_TEEM=no
else
  ENABLE_TEEM=yes
fi
if [ x"@TARGET_SEQ@" = x ] ; then
  ENABLE_SEQ=no
else
  ENABLE_SEQ=yes
fi
if [ x"@TARGET_PAR@" = x ] ; then
  ENABLE_PAR=no
else
  ENABLE_PAR=yes
fi
if [ x"@TARGET_CL@" = x ] ; then
  ENABLE_CL=no
else
  ENABLE_CL=yes
fi
if [ x"@TARGET_CUDA@" = x ] ; then
  ENABLE_CUDA=no
else
  ENABLE_CUDA=yes
fi

function usage {
  echo "usage:"
  echo "  scripts/run-one.sh bmark nruns nprocs nworkers [diderotc-flags] [-- runtime-flags]"
  exit 1
}

# get the name of the benchmark, number of runs, and max number of processors
#
if (( $# >= 4 )) ; then
  BMARK=$1; shift
  NRUNS=$1; shift
  MAXNP=$1; shift
  MAXNW=$1; shift
  if [ ! -d programs/$BMARK ] ; then
    echo "$BMARK is not a valid benchmark name"
    exit 1
  fi
else
  usage 1
fi

# process the rest of the command-line arguments
#
DIDEROTC_FLAGS=""
RUNTIME_FLAGS=""
# get diderotc flags
while [ $# -ne 0 ] ; do
  case $1 in
    --) shift; break ;; # switch modes
    -*) DIDEROTC_FLAGS="$DIDEROTC_FLAGS $1" ;;
    *) echo "unrecognized argument"
      usage 1
    ;;
  esac
  shift
done
# get runtime flags
if [ $# -gt 0 ] ; then
  RUNTIME_FLAGS="$*"
else
  RUNTIME_FLAGS=""
fi

HOSTNAME=$( hostname -s )
DATE=$( date +"%F" )
TIME=$( date +"%H-%M-%S" )
LOG=$HERE/$BMARK-log.$DATE-$TIME
REPORT=$HERE/$BMARK-report.$DATE-$TIME
DIDEROTC_VERSION=$(@DIDEROTC@ --version)

# compile the benchmark
#
cd programs/$BMARK
if [ ! -f Makefile ] ; then
  echo "no Makefile for $BMARK; run configure to generate"
  exit 1
fi
echo "********** $BMARK **********" > $LOG
# clean out old executables
make clean 2>> $LOG 1>> $LOG
# customize build targets
TARGETS="@TARGET_TEEM@ @TARGET_SEQ@"
if [ $ENABLE_PAR = yes ] ; then
  if (($MAXNP > 0)) ; then
    TARGETS="$TARGETS bmark-par"
  fi
fi
if (($MAXNW > 0)) ; then
  if [ $ENABLE_CL = yes ] ; then
    TARGETS="$TARGETS bmark-cl"
  fi
  if [ $ENABLE_CUDA = yes ] ; then
    TARGETS="$TARGETS bmark-cuda"
  fi
fi
#
# rebuild $TARGETS using the given DIDEROTC_FLAGS
#
if [ x"$DIDEROTC_FLAGS" != x ] ; then
  make DIDEROTC_FLAGS="$DIDEROTC_FLAGS" $TARGETS 2>> $LOG 1>> $LOG
else
  make $TARGETS 2>> $LOG 1>> $LOG
fi
if [ "$?" -eq "0" ] ; then
#
# JSON header
#
  cat - > $REPORT <<XXXX
{
  "bmark" : "$BMARK",
  "host" : "$HOSTNAME",
  "version" : "$DIDEROTC_VERSION",
  "nruns" : $NRUNS,
  "max-nprocs" : $MAXNP,
  "max-nworkers" : $MAXNP,
  "date" : "$DATE",
  "time" : "$TIME",
  "diderotc-flags" : "$DIDEROTC_FLAGS",
  "runtime-flags" : "$RUNTIME_FLAGS",
  "results" : [
XXXX
  #
  # run teem version of benchmark
  #
  if [ $ENABLE_TEEM = yes ] ; then
    echo "      {" >> $REPORT
    echo "        \"name\" : \"teem\"," >> $REPORT
    echo "        \"nprocs\" : 1," >> $REPORT
    echo "        \"times\" : [" >> $REPORT
    print -n "bmark-teem "
    for ((i=1; $i <= $NRUNS;  i++)) ; do
      print -n "."
      RESULT=$( ./bmark-teem | sed -e s/usr=// )
      if (($i == $NRUNS)) ; then
	echo "            $RESULT" >> $REPORT
      else
	echo "            $RESULT," >> $REPORT
      fi
    done
    echo "          ]" >> $REPORT
    if [ $ENABLE_SEQ = yes -o $ENABLE_PAR = yes -o $ENABLE_CL -o $ENABLE_CUDA = yes ] ; then
      echo "      }," >> $REPORT
    else
      echo "      }" >> $REPORT
    fi
  fi
  #
  # run sequential Diderot version of benchmark
  #
  if [ $ENABLE_SEQ = yes ] ; then
    echo "      {" >> $REPORT
    echo "        \"name\" : \"seq\"," >> $REPORT
    echo "        \"nprocs\" : 1," >> $REPORT
    echo "        \"times\" : [" >> $REPORT
    print -n "\nbmark-seq "
    for ((i=1; $i <= $NRUNS;  i++)) ; do
      print -n "."
      RESULT=$( ./bmark-seq -t | sed -e s/usr=// )
      if (($i == $NRUNS)) ; then
	echo "            $RESULT" >> $REPORT
      else
	echo "            $RESULT," >> $REPORT
      fi
    done
    echo "          ]" >> $REPORT
    if [ $ENABLE_PAR = yes -o $ENABLE_CL = yes -o $ENABLE_CUDA = yes ] ; then
      echo "      }," >> $REPORT
    else
      echo "      }" >> $REPORT
    fi
  fi
  #
  # run parallel Diderot version of benchmark
  #
  if [ $ENABLE_PAR = yes ] ; then
    for ((np=1; $np <= $MAXNP;  np++)) ; do
      print -n "\nbmark-par-$np "
      echo "      {" >> $REPORT
      echo "        \"name\" : \"par-$np\"," >> $REPORT
      echo "        \"nprocs\" : $np," >> $REPORT
      echo "        \"times\" : [" >> $REPORT
      for ((i=1; $i <= $NRUNS;  i++)) ; do
	print -n "."
	RESULT=$( ./bmark-par -t -n $np | sed -e s/usr=// )
	if (($i == $NRUNS)) ; then
	  echo "            $RESULT" >> $REPORT
	else
	  echo "            $RESULT," >> $REPORT
	fi
      done
      echo "          ]" >> $REPORT
      if (($np < $MAXNP)) ; then
        echo "      }," >> $REPORT
      elif [ $ENABLE_CL = yes -o $ENABLE_CUDA = yes ] ; then
        echo "!      }," >> $REPORT
      else
        echo "      }" >> $REPORT
      fi
    done
  fi
  #
  # run OpenCL Diderot version of benchmark
  #
  if [ $ENABLE_CL = yes ] ; then
    for ((nw=1; $nw <= $MAXNW;  nw++)) ; do
      print -n "\nbmark-cl-$nw "
      echo "      {" >> $REPORT
      echo "        \"name\" : \"cl-$nw\"," >> $REPORT
      echo "        \"nprocs\" : $nw," >> $REPORT
      echo "        \"times\" : [" >> $REPORT
      for ((i=1; $i <= $NRUNS;  i++)) ; do
	print -n "."
	RESULT=$( ./bmark-cl -t -n $nw | sed -e s/usr=// )
	if (($i == $NRUNS)) ; then
	  echo "            $RESULT" >> $REPORT
	else
	  echo "            $RESULT," >> $REPORT
	fi
      done
      echo "          ]" >> $REPORT
      if (($nw < $MAXNW)) ; then
        echo "      }," >> $REPORT
      elif [ $ENABLE_CUDA = yes ] ; then
        echo "      }," >> $REPORT
      else
        echo "      }" >> $REPORT
      fi
    done
  fi
  #
  # run CUDA Diderot version of benchmark
  #
  if [ $ENABLE_CUDA = yes ] ; then
    for ((nw=1; $nw <= $MAXNW;  nw++)) ; do
      print -n "\nbmark-cuda-$nw "
      echo "      {" >> $REPORT
      echo "        \"name\" : \"cl-$nw\"," >> $REPORT
      echo "        \"nprocs\" : $nw," >> $REPORT
      echo "        \"times\" : [" >> $REPORT
      for ((i=1; $i <= $NRUNS;  i++)) ; do
	print -n "."
	RESULT=$( ./bmark-cuda -t -n $nw | sed -e s/usr=// )
	if (($i == $NRUNS)) ; then
	  echo "            $RESULT" >> $REPORT
	else
	  echo "            $RESULT," >> $REPORT
	fi
      done
      echo "          ]" >> $REPORT
      if (($nw < $MAXNW)) ; then
        echo "      }," >> $REPORT
      else
        echo "      }" >> $REPORT
      fi
    done
  fi
  print ""
  COMPLETED_AT=$( date +"%H-%M-%S" )
  cat - >> $REPORT <<XXXX
    ],
  "completed-at" : "$COMPLETED_AT"
}
XXXX
else
  echo "build failed" >> $REPORT
  echo "build of $BMARK failed"
fi

echo "report in $REPORT"

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  echo &quot;build failed&quot; &gt;&gt; $REPORT
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