#! /bin/sh
# Generate files for all apps,
# maybe build all apps,
# and produce a report listing differences from checked in copies.
#
# NOTE: This script doesn't rm -rf the previous run since it can run
# different tests.  If you want to start fresh, rm -rf tmp-all yourself.

set -e
trap "echo ERROR: $(date)" 0

echo "Starting gen-all: $(date)"

cgen_cpus="cris fr30 frv ip2k iq2000 lm32 m32c m32r mep mt \
openrisc sh64 xc16x xstormy16"

do_config=no
do_build=no
do_intrinsics=no
do_sim=no
do_diffs=no
for a in "$@"
do
    case $a in
    config) do_config=yes ;;
    build) do_build=yes ;;
    src) do_src=yes ;;
    intrinsics) do_intrinsics=yes ;;
    sim) do_sim=yes ;;
    diffs) do_diffs=yes ;;
    all)
	do_config=yes
	do_build=yes
	do_src=yes
	do_intrinsics=yes
	do_sim=yes
	do_diffs=yes
	;;
    *) echo "Invalid option: $a" >&2 ; exit 1 ;;
    esac
done

mkdir -p tmp-all
cd tmp-all
build_dir=$(pwd)

# Paths to src,gcc relative to ${build_dir}.
src=../../../src
gcc=../../../gcc

cpu=m32r
build_sys=$(sh ${src}/config.guess)
host_sys=${build_sys}
target_sys=${cpu}-elf

prefix=${build_dir}/rel/${cpu}

if [ "${do_src}" = "yes" ]
then
    echo "Building src $(date)"
    mkdir -p tmp-src
    (
	set -e
	cd tmp-src
	if [ -f Makefile ]
	then
	    true # already configured
	elif [ "${do_config}" = "yes" ]
	then
	    echo "Configuring: $(date)"
	    ../${src}/configure \
		--build=${build_sys} \
		--host=${host_sys} \
		--target=${target_sys} \
		--enable-targets=all \
		--enable-shared \
		--enable-cgen-maint \
		--enable-languages=c
	fi
	if [ "${do_build}" = "yes" ]
	then
	    echo "Building: $(date)"
	    if [ ! -f Makefile ]
	    then
		echo "Tree hasn't been configured."
		exit 1
	    fi
	    make -j3 all-binutils all-gas all-ld all-gdb all-sid
	    # SID doesn't support --enable-cgen-maint, sigh.
	    (cd sid/component/cgen-cpu && make cgen-all)
	    if [ $? != 0 ] ; then exit 1 ; fi 
	    make -j3 all-sid
	fi
    )
    if [ $? != 0 ] ; then exit 1 ; fi 
fi

if [ "${do_intrinsics}" = "yes" ]
then
    (cd .. && sh ./gen-all-intrinsics ${build_dir}/${gcc})
    if [ $? != 0 ] ; then exit 1 ; fi
fi

if [ "${do_sim}" = "yes" ]
then
    for cpu in ${cgen_cpus}
    do
	echo "Building $cpu sim $(date)"
	mkdir -p tmp-sim-${cpu}
	(
	    set -e
	    cd tmp-sim-${cpu}
	    target_sys="${cpu}-elf"
	    if [ -f Makefile ]
	    then
		true # already configured
	    elif [ "${do_config}" = "yes" ]
	    then
		echo "Configuring: $(date)"
		../${src}/configure \
		    --build=${build_sys} \
		    --host=${host_sys} \
		    --target=${target_sys} \
		    --enable-cgen-maint \
		    --enable-languages=c
	    fi
	    if [ "${do_build}" = "yes" ]
	    then
		echo "Building: $(date)"
		if [ ! -f Makefile ]
		then
		    echo "Tree hasn't been configured."
		    exit 1
		fi
		make -j3 all-sim
	    fi
	)
	if [ $? != 0 ] ; then exit 1 ; fi 
    done
fi

if [ "${do_diffs}" = "yes" ]
then
    # NOTE: cvs will return with a non-zero exit code if there are diffs.
    (cd ${src}/opcodes && cvs diff -du >${build_dir}/opcodes.diffs)
    (cd ${src}/sim && cvs diff -du >${build_dir}/sim.diffs)
    (cd ${src}/sid/component/cgen-cpu && cvs diff -du >${build_dir}/sid.diffs)
    (cd ${gcc}/gcc/config/mep && svn diff -x -u >${build_dir}/gcc.diffs)
fi

echo "Ending gen-all: $(date)"
trap "" 0