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path: root/tests/tools/autotest.sh
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#!/bin/bash

libs=""
genvcd=false
use_xsim=false
use_modelsim=false
verbose=false
keeprunning=false
makejmode=false
frontend="verilog"
backend_opts="-noattr -noexpr"
autotb_opts=""
scriptfiles=""
scriptopt=""
toolsdir="$(cd $(dirname $0); pwd)"
warn_iverilog_git=false

if [ ! -f $toolsdir/cmp_tbdata -o $toolsdir/cmp_tbdata.c -nt $toolsdir/cmp_tbdata ]; then
	( set -ex;  gcc -Wall -o $toolsdir/cmp_tbdata $toolsdir/cmp_tbdata.c; ) || exit 1
fi

while getopts xmGl:wkjvrf:s:p:n: opt; do
	case "$opt" in
		x)
			use_xsim=true ;;
		m)
			use_modelsim=true ;;
		G)
			warn_iverilog_git=true ;;
		l)
			libs="$libs $(cd $(dirname $OPTARG); pwd)/$(basename $OPTARG)";;
		w)
			genvcd=true ;;
		k)
			keeprunning=true ;;
		j)
			makejmode=true ;;
		v)
			verbose=true ;;
		r)
			backend_opts="$backend_opts -norename" ;;
		f)
			frontend="$OPTARG" ;;
		s)
			[[ "$OPTARG" == /* ]] || OPTARG="$PWD/$OPTARG"
			scriptfiles="$scriptfiles $OPTARG" ;;
		p)
			scriptopt="$OPTARG" ;;
		n)
			autotb_opts="$autotb_opts -n $OPTARG" ;;
		*)
			echo "Usage: $0 [-x|-m] [-w] [-k] [-j] [-v] [-r] [-l libs] [-f frontend] [-s script] [-p cmdstring] verilog-files\n" >&2
			exit 1
	esac
done

create_ref() {
	cp "$1" "$2.v"
}

compile_and_run() {
	exe="$1"; output="$2"; shift 2
	if $use_modelsim; then
		altver=$( ls -v /opt/altera/ | grep '^[0-9]' | tail -n1; )
		/opt/altera/$altver/modelsim_ase/bin/vlib work
		/opt/altera/$altver/modelsim_ase/bin/vlog "$@"
		/opt/altera/$altver/modelsim_ase/bin/vsim -c -do 'run -all; exit;' testbench | grep '#OUT#' > "$output"
	elif $use_xsim; then
		(
			set +x
			files=( "$@" )
			xilver=$( ls -v /opt/Xilinx/Vivado/ | grep '^[0-9]' | tail -n1; )
			/opt/Xilinx/Vivado/$xilver/bin/xvlog "${files[@]}"
			/opt/Xilinx/Vivado/$xilver/bin/xelab -R work.testbench | grep '#OUT#' > "$output"
		)
	else
		iverilog -s testbench -o "$exe" "$@"
		vvp -n "$exe" > "$output"
	fi
}

shift $((OPTIND - 1))

for fn
do
	bn=${fn%.v}
	if [ "$bn" == "$fn" ]; then
		echo "Invalid argument: $fn" >&2
		exit 1
	fi
	[[ "$bn" == *_tb ]] && continue

	if $makejmode; then
		status_prefix="Test: $bn "
	else
		status_prefix=""
		echo -n "Test: $bn "
	fi

	rm -f ${bn}.{err,log,sikp}
	mkdir -p ${bn}.out
	rm -rf ${bn}.out/*

	body() {
		cd ${bn}.out
		cp ../$fn $fn
		if [ ! -f ../${bn}_tb.v ]; then
			"$toolsdir"/../../yosys -b "test_autotb $autotb_opts" -o ${bn}_tb.v $fn
		else
			cp ../${bn}_tb.v ${bn}_tb.v
		fi
		if $genvcd; then sed -i 's,// \$dump,$dump,g' ${bn}_tb.v; fi
		create_ref $fn ${bn}_ref
		compile_and_run  ${bn}_tb_ref ${bn}_out_ref ${bn}_tb.v ${bn}_ref.v $libs
		if $genvcd; then mv testbench.vcd ${bn}_ref.vcd; fi

		test_count=0
		test_passes() {
			"$toolsdir"/../../yosys -b "verilog $backend_opts" -o ${bn}_syn${test_count}.v "$@"
			compile_and_run ${bn}_tb_syn${test_count} ${bn}_out_syn${test_count} \
					${bn}_tb.v ${bn}_syn${test_count}.v $libs \
					"$toolsdir"/../../techlibs/common/simlib.v \
					"$toolsdir"/../../techlibs/common/simcells.v
			if $genvcd; then mv testbench.vcd ${bn}_syn${test_count}.vcd; fi
			$toolsdir/cmp_tbdata ${bn}_out_ref ${bn}_out_syn${test_count}
			test_count=$(( test_count + 1 ))
		}

		if [ "$frontend" = "verific" -o "$frontend" = "verific_gates" ] && grep -q VERIFIC-SKIP $fn; then
			touch ../${bn}.skip
			return
		fi

		if [ -n "$scriptfiles" ]; then
			test_passes $fn $scriptfiles
		elif [ -n "$scriptopt" ]; then
			test_passes -f "$frontend" -p "$scriptopt" $fn
		elif [ "$frontend" = "verific" ]; then
			test_passes -p "verific -vlog2k $fn; verific -import -all; opt; memory;;"
		elif [ "$frontend" = "verific_gates" ]; then
			test_passes -p "verific -vlog2k $fn; verific -import -gates -all; opt; memory;;"
		else
			test_passes -f "$frontend" -p "hierarchy; proc; opt; memory -nomap; opt; fsm; opt" $fn
			test_passes -f "$frontend" -p "hierarchy; proc; opt; memory; opt; fsm; opt -fine; techmap; opt; abc -dff; opt" $fn
		fi
		touch ../${bn}.log
	}

	if $verbose; then
		echo ".."
		echo "Output written to console." > ${bn}.err
		( set -ex; body; )
	else
		( set -ex; body; ) > ${bn}.err 2>&1
	fi

	if [ -f ${bn}.log ]; then
		mv ${bn}.err ${bn}.log
		echo "${status_prefix}-> ok"
	elif [ -f ${bn}.skip ]; then
		mv ${bn}.err ${bn}.skip
		echo "${status_prefix}-> skip"
	else
		echo "${status_prefix}-> ERROR!"
		if $warn_iverilog_git; then
			echo "Note: Make sure that 'iverilog' is an up-to-date git checkout of icarus verilog."
		fi
		$keeprunning || exit 1
	fi
done

exit 0