#! /bin/sh 
#
# Execution Times (for sparc-rtems${RTEMS_VERSION})
#
#   - building native                   - 45m43.697s
#   - building stage1 (non-multilib)    - 7m26.749s
#   - building stage1 (multilib)        - 
#   - building Ada stack (non-multilib) - 13m25.945s
#   - building RTEMS                    - 12m27.799s
#   - Running ACAT           (sis)      - 
#   - Running GCC Test Suite (sis)      - 60m26.523s
#
# Computer Info
#   Fedora 8 on Intel Core2 Duo T7500  @ 2.20GHz w/ 2GB RAM

vfile=`dirname $0`/VERSIONS
if [ ! -r ${vfile} ] ; then
  echo VERSIONS file not found
  exit 1
fi

source ${vfile}


######################## Set defaults #############################
# Remove Build Directories
do_cleanup=yes
# Install Binutils (from rpm or source)
do_binutils=no
  do_binutils_method=source
# Install GDB (from rpm or source)
do_gdb=no
  do_gdb_method=source
# Build the native compiler?
do_native=no
  do_native_ada=yes
# Build the base level cross compiler. C++ and multilib are optional.
do_stage1=no
  do_cxx=yes
  do_multilib=yes
# Build the Ada language cross compiler. Multilib is NOT supported
do_ada=no
  do_ada_multilib=yes
# Build RTEMS for a particular CPU/BSP combination
do_rtems=no
# Which test suites do we attempt
run_gcctests=no
run_acats=no
# Do we send email to gcc-testresults with the test results?
do_mail=yes
# Are we noisy when running?
verbose=no
######################## Parse arguments ###########################

usage()
{
cat <<EOF
  -A - binutils, stage 1, C++, C/C++ multilib, Ada, RTEMS
  -T - run GCC and Ada tests
  -b - install binutils (from source or copy installed RPM contents)
  -D - install gdb (from source or copy installed RPM contents)
  -n - native compiler
  -1 - stage 1 C/C++ compiler
  -c -   do not include C++ 
  -m -   do not build multilib
  -a - stage 2 Ada compiler
  -r - build RTEMS
  -g - run GCC C/C++ tests
  -C - run ACATS
  -d - do not clean up (delete build directories)
  -v - verbose
  -M - do NOT email test results to gcc-testresults
EOF
}

fatal()
{
  usage
  exit 1
}

while getopts bdDnv1cmargCATM OPT
do
    case "$OPT" in
        A) do_binutils="yes"
           do_gdb="yes"
           do_stage1="yes"
           do_cxx="yes"
           do_multilib="yes"
           do_ada="yes"
           do_rtems="yes"
           ;;
        d) do_cleanup="no" ;;
        D) do_gdb="yes" ;;
        T) run_gcctests="yes"
           run_acats="yes"
           ;;
        # unrpm binutils
        b) do_binutils="yes" ;;
        # Build the native
        n) do_native="yes";;
        # Stage 1 arguments
        1) do_stage1="yes";;
        c) do_cxx="no";;
        m) do_multilib="no";;
        # Stage 2 arguments
        a) do_ada="yes" ;;
        # Build RTEMS
        r) do_rtems="yes" ;;
        # Testsuites to run
        g) run_gcctests="yes" ;;
        C) run_acats="yes" ;;
        v) verbose="yes";;
        M) do_mail="no";;
        *) fatal;;
    esac
done

########################### Grab CPU/BSP ###########################

shiftcount=`expr $OPTIND - 1`
shift $shiftcount

cpu=${1}
bsp=${2}

case ${cpu} in
  m32c)
    do_ada=no
    do_cxx=no
    run_acats=no
    echo M32C does not support C++ or Ada
    ;;
  *);;
esac

if [ ${verbose} = yes ] ; then
  echo "Target        : " ${cpu}
  echo "BSP           : " ${bsp}
  echo "Binutils      : " ${do_binutils}
  echo "GDB           : " ${do_gdb}
  echo "Build Native  : " ${do_native}
  echo "Build Stage 1 : " ${do_stage1}
  echo "  C++         : " ${do_cxx}
  echo "  Multilib    : " ${do_multilib}
  echo "Stage 2       : " ${do_ada}
  echo "  Ada         : " ${do_ada}
  echo "  Multilib    : " ${do_ada_multilib}
  echo "Build RTEMS   : " ${do_rtems}
  echo "Run GCC Tests : " ${run_gcctests}
  echo "Run ACATS     : " ${run_acats}
  echo "Email Tests   : " ${do_mail}
  echo "Native GCC    : " `type gcc`
  echo "PATH          : " ${PATH}
  echo "Clean up      : " ${do_cleanup}
fi

# Should the user have specified a CPU and/or BSP?
needBSP=no
needCPU=no

if [ ${do_binutils} = yes -o ${do_gdb} = yes -o \
     ${do_stage1} = yes -o ${do_ada} = yes ] ; then
  needCPU=yes
fi

if [ ${do_rtems} = yes -o ${run_gcctests} = yes -o ${run_acats} = yes ] ; then
  needBSP=yes
  needCPU=yes
  if [ x${bsp} = x ] ; then
    echo "BSP NOT SET"
    fatal
  fi
fi

if [ ${needCPU} = yes -a x${cpu} = x ] ; then
  echo "CPU NOT SET"
  fatal
fi

if [ ${needBSP} = yes -a x${bsp} = x ] ; then
  echo "BSP NOT SET"
  fatal
fi

TARGET=${cpu}-rtems${RTEMS_VERSION}
  
######### Consistency check installation of source

if [ ! -d ${GCCDIR}/newlib ] ; then
  echo "${GCCDIR}/newlib not present"
  exit 1
fi

ADASCRIPTDIR=${SCRIPTDIR}/gcc/testsuite/ada/acats
for i in Makefile.rtems rtems_acats_reasons rtems_acats_status \
    rtems_generate_acats_email rtems_init.c run_all_rtems.sh
do
  if [ ! -r ${ADASCRIPTDIR}/${i} ] ; then
    echo "${ADASCRIPTDIR}/gcc/testsuite/ada/acats/${i} not present"
    echo "RTEMS ACATS support files not present"
    exit 1
  fi
done

if [ ${needCPU} = yes -a ${needBSP} = yes ] ; then
  DEJADIR=${SCRIPTDIR}/dejagnu/boards 
  if [ ! -d ${DEJADIR} ] ; then
    echo "Missing DejaGNU configuration directory (${DEJADIR})"
    exit 1
  fi

  case ${cpu}-${bsp} in
    arm-edb7312)          dejacfg=rtems-arm-edb7312 ;;
    bfin-eZKit533)        dejacfg=rtems-bfin-nosim ;;
    h8300-h8sim)          dejacfg=rtems-h8300-h8sim ;;
    i386-pc386|i386-qemu) dejacfg=rtems-i386-qemu ;;
    m68k-mcf5206elite)    dejacfg=rtems-m68k-nosim ;;
    m32c-m32csim)         dejacfg=rtems-m32c-m32csim ;;
    mips-jmr3904)         dejacfg=rtems-mips-jmr3904 ;;
    powerpc-psim)         dejacfg=rtems-powerpc-psim ;;
    sh-simsh1)            dejacfg=rtems-sh-simsh1 ;;
    sparc-sis)            dejacfg=rtems-sparc-sis ;;
    *)
      echo "ERROR ${bsp} is not known to DegaGNU"
      exit 1
      ;;
  esac

  if [ ! -r ${DEJADIR}/${dejacfg}.exp ] ; then
    echo "Missing DejaGNU file for ${cpu}/${bsp}"
    exit 1
  fi
fi
######### END OF Consistency check installation of source

######### Log Directory
if [ ! -d ${LOGDIR} ] ; then
  mkdir ${LOGDIR}
fi
######### 

######### Install binutils
j_binutils()
{
  test -d ${INSTALL} || mkdir -p ${INSTALL}

  cd ${INSTALL}/..
  
  case ${do_binutils_method} in
    rpm)
      if [ ! -r /opt/rtems-${RTEMS_VERSION}/bin/${TARGET}-as ] ; then
         echo "Binutils RPMs not installed"
         exit 0
      fi

      echo "Extracting binutils from installed RPMs"
      DIR=`pwd`
      mkdir tmp-unrpm
      cd tmp-unrpm
      cd /
      for cpu in $*
      do
        pkg=`rpm -qf /opt/rtems-${RTEMS_VERSION}/bin/${TARGET}-as`
        rpm -ql $pkg | cpio -pvdum ${DIR}/tmp-unrpm
      done
      cd ${DIR}/tmp-unrpm/opt/rtems-${RTEMS_VERSION}
      find . | cpio -pdum ${INSTALL}
      cd ${DIR}
      rm -rf tmp-unrpm
      ;;
    source)
      echo "Building Binutils from source"
      rm -rf b-binutils-${cpu}
      mkdir b-binutils-${cpu}
      cd b-binutils-${cpu}
      (${BINUTILSDIR}/configure --target=${TARGET} --prefix=$INSTALL && \
        make -j3 && make install) >${LOGDIR}/${cpu}-binutils.log 2>&1
      if [ $? -ne 0 ] ; then
        echo "Failed to build Binutils from source"
        exit 1
      fi
      cd .. 
      test ${do_cleanup} = "yes" && rm -rf b-binutils-${cpu}
      ;;
    *)
      echo "Where do I get the binutils from?"
      exit 1
      ;;
  esac
}

if [ ${do_binutils} = yes ] ; then
  echo "Building binutils..."
  j_binutils ${cpu}
fi

######### Install gdb
j_gdb()
{
set -x
  test -d ${INSTALL} || mkdir -p ${INSTALL}

  cd ${INSTALL}/..

  case ${cpu} in
    mips) GDBTARGET=${cpu}tx39-rtems${RTEMS_VERSION} ;;
    *)    GDBTARGET=${TARGET} ;;
  esac

  case ${do_gdb_method} in
    rpm)
      if [ ! -r /opt/rtems-${RTEMS_VERSION}/bin/${GDBTARGET}-gdb ] ; then
         echo "Binutils RPMs not installed"
         exit 0
      fi

      echo "Extracting gdb from installed RPMs"
      DIR=`pwd`
      mkdir tmp-unrpm
      cd tmp-unrpm
      cd /
      for cpu in $*
      do
        pkg=`rpm -qf /opt/rtems-${RTEMS_VERSION}/bin/${GDBTARGET}-gdb`
        rpm -ql $pkg | cpio -pvdum ${DIR}/tmp-unrpm
      done
      cd ${DIR}/tmp-unrpm/opt/rtems-${RTEMS_VERSION}
      find . | cpio -pdum ${INSTALL}
      cd ${DIR}
      rm -rf tmp-unrpm
      ;;
    source)
      echo "Building GDB from source"
      cd ${BASEDIR}
      rm -rf b-gdb-${cpu}
      mkdir b-gdb-${cpu}
      cd b-gdb-${cpu}
      (${GDBDIR}/configure --target=${GDBTARGET} \
        --enable-sim --enable-sim-hardware \
        --enable-timebase --enable-sim-trace  --prefix=$INSTALL && \
        make -j3 && make install) >${LOGDIR}/${cpu}-gdb.log 2>&1
      if [ $? -ne 0 ] ; then
        echo "Failed to build gdb from source"
        exit 1
      fi
      cd .. 
      test ${do_cleanup} = "yes" && rm -rf b-gdb-${cpu}
      ;;
    *)
      echo "Where do I get the gdb from?"
      exit 1
      ;;
  esac
}

if [ ${do_gdb} = yes ] ; then
  echo "Building gdb..."
  j_gdb ${cpu}
fi

######### Build a native compiler
j_native()
{
  test ${do_native_ada} = "yes" && AdaArg=",ada"
  ${GCCDIR}/configure \
    --enable-languages=c${AdaArg} --prefix=$INSTALL &&
  make -j3 && make install
}

if [ ${do_native} = "yes" ] ; then
  echo "Building native compiler..."
  (cd ${BASEDIR} && \
   rm -rf b-native && \
   mkdir  b-native && \
   cd b-native && \
   time j_native >${LOGDIR}/native.log 2>&1 && cd .. ) || exit 1
   test ${do_cleanup} = "yes" && rm -rf b-native
else
  echo Skipping native
fi
# END of build native compiler

######### Build Cross C/C++ baseline compiler
j_gcc1()
{

  if [ X${1} = X ] ; then
    echo Usage: $0 TARGET_CPU
    exit 1
  fi

  if [ ! -d ${INSTALL} ]; then
    echo ${INSTALL} does not exist
    exit 1
  fi

  if [ ${verbose} = yes ] ; then
    echo "Cross Assembler ==>" `type ${TARGET}-as`
  fi

  if [ ${do_cxx} = yes ] ; then
     cxx=",c++"
  fi
  if [ ${do_multilib} = yes ] ; then
     multilib="--enable-multilib"
  else
     multilib="--disable-multilib"
  fi

  ${GCCDIR}/configure \
   --enable-threads=rtems  --with-gnu-as ${multilib} \
   --enable-newlib-mb --enable-newlib-iconv \
   --with-gnu-ld --with-newlib  --verbose --with-system-zlib --disable-nls \
    --enable-version-specific-runtime-libs \
    --enable-languages=c${cxx} --target=$TARGET --prefix=$INSTALL &&
  make -j3 &&
  make install
}

if [ ${do_stage1} = "yes" ] ; then
  echo "Building Stage 1 compiler (C/C++)..."
  (cd ${BASEDIR} && \
   rm -rf b-gcc1-${cpu} && \
   mkdir  b-gcc1-${cpu} && \
   cd b-gcc1-${cpu} && \
     time j_gcc1 ${cpu} >${LOGDIR}/${cpu}-stage1.log 2>&1 && cd ..) || exit 1
else
  echo Skipping Stage 1 for ${cpu}
fi

#################### RTEMS

j_rtems()
{
  cpuArg=$1
  bspArg=$2
  bspdir=b-${cpuArg}-${bspArg}

  cd ${BASEDIR}
  rm -rf ${bspdir}
  mkdir  ${bspdir} || exit 1
  cd ${bspdir}     || exit 1

  case $bspArg in
    multilib)
      ENABLE_BSP="--enable-multilib"
      ;;
    qemu|pc386)
      ENABLE_BSP="--enable-rtemsbsp=pc386"
      ENABLE_BSP="${ENABLE_BSP} USE_COM1_AS_CONSOLE=1"
      ENABLE_BSP="${ENABLE_BSP} BSP_PRESS_KEY_FOR_RESET=0"
      ;;
    *)
      ENABLE_BSP="--enable-rtemsbsp=${bspArg}"
      ;;
  esac
  case ${cpu} in
    m32c) RTEMS_ARGS="--disable-ada --disable-posix --disable-networking" ;;
    *)    RTEMS_ARGS="--enable-ada --enable-posix --enable-networking" ;;
  esac
  ${RTEMSDIR}/configure --target=${TARGET} ${ENABLE_BSP} \
  ${RTEMS_ARGS} --enable-maintainer-mode --disable-tests \
  --prefix=${BSP_INSTALL} && make -j3 && make install
  cd ..
}

if [ ${do_rtems} = "yes" ] ; then 
  echo "Building RTEMS for ${cpu} ${bsp} ..."
  #time j_rtems ${cpu} multilib >${LOGDIR}/${cpu}-rtems-multilib.log 2>&1 || \
  #  exit 1
  time j_rtems ${cpu} ${bsp} >${LOGDIR}/${cpu}-rtems-${bsp}.log 2>&1 || \
    exit 1
  test ${do_cleanup} = "yes" && rm -rf b-${cpu}-${bsp} b-${cpu}-multilib
else
  echo Skipping RTEMS for ${cpu}/${bsp}
fi
pwd

##### Do the gcc tests
if [ ${run_gcctests} = "yes" ] ; then 
  echo "Running GCC Tests..."
  cd ${BASEDIR}/b-gcc1-${cpu} || exit 1
  time sh -x ${SCRIPTDIR}/rundeja ${bsp} \
    >${LOGDIR}/${cpu}-gcctests-${bsp}.log 2>&1

  if [ ${do_mail} = "yes" ] ; then
    echo Sending test results to GCC community..
    ${GCCDIR}/contrib/test_summary -m gcc-testresults@gcc.gnu.org | sh
    if [ $? -ne 0 ] ; then
      echo "Failed to email GCC Test Results .. bailing"
      exit 1
    fi
  fi
  cd .. || exit 1
else
  echo Skipping GCC DejaGNU tests for ${cpu}/${bsp}
fi
test ${do_cleanup} = "yes" && rm -rf b-gcc1-${cpu}

##### Build an Ada compiler now that we have a cross installed
j_gcc2()
{
  if [ X${1} = X ] ; then
    echo Usage: $0 TARGET_CPU
    exit 1
  fi
  TARGET=${1}-rtems${RTEMS_VERSION}

  if [ ! -d ${INSTALL} ]; then
    echo ${INSTALL} does not exist
    exit 1
  fi

  if [ ${verbose} = yes ] ; then
    echo "Cross GCC ==>" `type ${TARGET}-gcc`
  fi

  if [ ${do_ada_multilib} = yes ] ; then
     ada_multilib="--enable-multilib"
  else
     ada_multilib="--disable-multilib"
  fi

#    CFLAGS_FOR_TARGET=-B${BSP_INSTALL}/${TARGET}/${bsp}/lib/

  ${GCCDIR}/configure \
   --enable-threads=rtems  --with-gnu-as ${ada_multilib} \
   --enable-newlib-mb --enable-newlib-iconv \
   --with-gnu-ld --with-newlib  --verbose --with-system-zlib --disable-nls \
    CFLAGS_FOR_TARGET=-B${BSP_INSTALL}/${TARGET}/${bsp}/lib/ \
    --enable-version-specific-runtime-libs \
    --enable-languages=c,ada --target=$TARGET --prefix=$INSTALL &&
  make -j3 &&
  make install
}

if [ ${do_ada} = "yes" ] ; then 
  echo "Building Stage 2 cross Ada compiler for ${1} ..."
  (cd ${BASEDIR} && \
   rm -rf b-gcc2-${cpu} && \
   mkdir  b-gcc2-${cpu} && \
   cd b-gcc2-${cpu} && \
   time j_gcc2 ${cpu} >${LOGDIR}/${cpu}-stage2.log 2>&1 && cd ..) || exit 1
else
  echo Skipping Stage 2 Ada for ${cpu}
fi

#### Run the Ada ACATS tests
if [ ${run_acats} = "yes" -a -d b-gcc2-${cpu} ] ; then 
  echo "Running ACATS..."
  cd ${GCCDIR}/gcc/testsuite/ada/acats/ || exit 1

  time ${ADASCRIPTDIR}/run_all_rtems.sh ${INSTALL} ${BSP_INSTALL} \
   ${TARGET} ${bsp} >${LOGDIR}/${cpu}-acats-${bsp}-build.log 2>&1
  if [ -r work-${bsp}/acats.log ] ; then
    cp work-${bsp}/acats.log ${LOGDIR}/${cpu}-acats-${bsp}.log
  fi

  if [ ${do_mail} = "yes" ] ; then
    echo Sending ACATS test results to GCC community..
    ${ADASCRIPTDIR}/rtems_generate_acats_email ${cpu} ${bsp} yes
  fi

  cd ../../../../.. || exit 1
else
  echo Skipping ACATS for ${cpu}
fi

if [ ${do_ada} = "yes" ] ; then 
  test ${do_cleanup} = "yes" && rm -rf b-gcc2-${cpu}
fi
exit 0