#!/usr/bin/env bash

# Script to do performance testing.

# Invocation 
# check_performance BASEDIR GCCINSTALLDIR

# 1: variables
#
BASEDIR=$1
GCCINSTALLDIR=$2

# Now that we've successfully translated the numerical option into
# a symbolic one, we can safely ignore it.
shift

# This has been true all along.  Found out about it the hard way...
case $BASH_VERSION in
    1*)  
	echo 'You need bash 2.x to run check_performance.  Exiting.'; 
	exit 1 ;;
    *)   ;;  
esac

THREAD_FLAG='-pthread'
INCLUDES="-I$BASEDIR"
COMPILER="$GCCINSTALLDIR/bin/g++"
FLAGS="-O2"
SH_FLAG="-Wl,--rpath -Wl,$GCCINSTALLDIR/lib64 -Wl,--rpath -Wl,$GCCINSTALLDIR/lib"
ST_FLAG="-static"
LINK=$SH_FLAG
CXX="$COMPILER $INCLUDES $PCH_FLAGS $FLAGS $LINK"
TESTS_FILE="$BASEDIR/testsuite_files_performance"

for NAME in `cat $TESTS_FILE`
do
  RUN=true

  # TEST_S == single thread
  # TEST_B == do both single and multi-thread
  # TEST_T == multi-thread
  for CYCLE in `sed -n 's,.*\(TEST_[SB][0-9]*\)$,\1,p' $BASEDIR/performance/$NAME`
  do
    RUN=false
    echo $NAME $CYCLE
    FILE_NAME="`basename $NAME`"
    FILE_NAME="`echo $FILE_NAME | sed 's/.cc//g'`"
    EXE_NAME="`echo $FILE_NAME-$CYCLE.exe`"
    $CXX -DNOTHREAD -D$CYCLE $BASEDIR/performance/$NAME -o $EXE_NAME
    if [ -f $EXE_NAME ]; then
      ./$EXE_NAME
    fi
  done

  for CYCLE in `sed -n 's,.*\(TEST_[TB][0-9]*\)$,\1,p' $BASEDIR/performance/$NAME`
  do
    RUN=false
    echo $NAME $CYCLE thread
    FILE_NAME="`basename $NAME`"
    FILE_NAME="`echo $FILE_NAME | sed 's/.cc//g'`"
    EXE_NAME="`echo $FILE_NAME-$CYCLE.exe`"
    $CXX $THREAD_FLAG -D$CYCLE $BASEDIR/performance/$NAME -o $EXE_NAME
    if [ -f $EXE_NAME ]; then
      ./$EXE_NAME
    fi
  done

  if $RUN; then
    echo $NAME
    FILE_NAME="`basename $NAME`"
    EXE_NAME="`echo $FILE_NAME | sed 's/cc$/exe/'`"
    $CXX $BASEDIR/performance/$NAME -o $EXE_NAME
    if [ -f $EXE_NAME ]; then
      ./$EXE_NAME
    fi
  fi
done

exit 0
