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#!/bin/bash
# $Id: tbrun_tbw 807 2016-09-17 07:49:26Z mueller $
#
# Copyright 2014-2016 by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
# License disclaimer see LICENSE_gpl_v2.txt in $RETROBASE directory
#
#  Revision History:
# Date         Rev Version  Comment
# 2016-09-03   805   1.2.2  add TIMEFORMAT and time for make commands
# 2016-08-21   800   1.2.1  add -norun, -nomake
# 2016-08-06   795   1.2    use tbfilt; fixup -lsuf logic
# 2016-07-03   782   1.1.4  drop ghdl_assert_filter (use --ieee=... at ghdl lvl)
# 2016-06-25   778   1.1.3  drop make ghdl_tmp_clean logic
# 2016-06-05   773   1.1.2  use _bsim.log for behavioral sim log
# 2016-04-17   762   1.1.1  don't create '-run' for [IX]Sim anymore (now default)
# 2016-02-06   727   1.1    add vivado xsim support; Makefile.ise support
# 2014-12-27   622   1.0.1  add --stack, --ghw, --tbw, --pcom
# 2014-12-26   621   1.0    Initial version
#

docmd ()
{
  if [[ -z "$optdry" ]] ; then
    echo "$2"
    eval "$1"
  else
    echo "$1"
  fi
}

optdry=""
optnomake=""
optnorun=""
optlsuf=""
optstack=""
optghw=""
opttbw=""
optpcom=""

# handle options
while (( $# > 0 )) ; do
  case $1 in
    -dry|--dry)       optdry=$1    ; shift 1 ;;
    -nomake|--nomake) optnomake=$1 ; shift 1 ;;
    -norun|--norun)   optnorun=$1  ; shift 1 ;;
    -lsuf|--lsuf)     optlsuf=$2   ; shift 2 ;;
    -stack|--stack)   optstack=$2  ; shift 2 ;;
    -ghw|--ghw)       optghw=$2    ; shift 2 ;;
    -tbw|--tbw)       opttbw=$2    ; shift 2 ;;
    -pcom|--pcom)     optpcom=$1   ; shift 1 ;;
    -*)             echo "tbrun_tbw-E: invalid option '$1'"; exit 1 ;;
    *)     break;;
  esac
done

tbench=$1
stimfile=$2

# complain if no tbench defined
if (( $# == 0 )) ; then
  echo "Usage: tbrun_tbw [opts] testbench [stimfile]"
  echo "  Options:"
  echo "  --dry             dry run, print commands, don't execute"
  echo "  --nomake          don't execute make step"
  echo "  --norun           don't execute run  step"
  echo "  --lsuf  suff      use '_<suff>.log' as suffix for log file"
  echo "  --stack nnn       use <nnn> as ghdl stack size"
  echo "  --ghw   fname     write ghw file with name '<fname>.ghw"
  echo "  --tbw   opts      append <opts> to tbw command"
  echo "  --pcom            print test comments"
  exit 1
fi

# defaults
isghdl=true
makeopts=""

# check for ISim 
isisim=""
if [[ $tbench =~ _ISim ]] ; then
  isisim=true
  isghdl=""
  if [[ -f "Makefile.ise" ]] ; then
    makeopts="-f Makefile.ise"
  fi
fi

# check for XSim 
isxsim=""
if [[ $tbench =~ _XSim ]] ; then
  isxsim=true
  isghdl=""
fi

# issue makes
if [[ -z "$optnomake" ]] ; then
  cmd="TIMEFORMAT=$'real %3lR   user %3lU   sys %3lS'"
  cmd+=$'\n'
  cmd+="time make $makeopts $tbench"
  docmd "$cmd"
  exitstat=$?
  if (( $exitstat > 0 )) ; then exit $exitstat; fi
  echo ""
fi

# check for test bench
if [[ ! -x $tbench ]] ; then
  echo "tbrun_tbw-E: $tbench not existing or not executable"
  exit 1
fi

# determine logfile name
logsuff="_bsim"
if [[ $tbench =~ _[fsorept]sim$ ]] ; then logsuff=""; fi
if [[ -n "$optlsuf" ]] ;             then logsuff+="_$optlsuf"; fi

logfile="${tbench}${logsuff}.log"

# now build actual test command (a tbw | tbfilt pipe)
cmdtb="tbw $tbench"
if [[ -n "$stimfile" ]] ; then  cmdtb+=" $stimfile"; fi
if [[ -n "$opttbw" ]] ; then    cmdtb+=" $opttbw"; fi
if [[ -n "$optstack" ]] ; then  cmdtb+=" --stack-max-size=$optstack"; fi
if [[ -n "$optghw" ]] ; then    cmdtb+=" --wave=$optghw.ghw"; fi
cmdtb+=" 2>&1"

cmdtf="tbfilt -tee $logfile"
if [[ -n "$optpcom" ]] ; then cmdtf+=" -pcom"; fi

cmd="(export TIMEFORMAT=$'real %3lR   user %3lU   sys %3lS'; time $cmdtb) 2>&1"
cmd+=" | $cmdtf"
txt="$cmdtb | $cmdtf"

if [[ -z "$optnorun" ]] ; then
  docmd "$cmd" "$txt"
fi