#!/usr/bin/bash

set -eu

INPUT=$(readlink --canonicalize-existing "$1")
MODE=${2:-}
GHDLFLAGS="--std=08 --workdir=workdir"

cd "$(dirname "${BASH_SOURCE[0]}")"

mkdir -p workdir

if [[ $MODE = "--synth" ]]; then
	for step in 1 2; do
		ghdl remove $GHDLFLAGS
		ghdl synth $GHDLFLAGS -gCOUNTER_WIDTH=12 -gSTEP="$step" parser.vhd verifier.vhd top.vhd -e top > top_syn.vhd 2>/dev/null
		ghdl analyze $GHDLFLAGS top_syn.vhd sim.vhd
		ghdl elab-run $GHDLFLAGS sim -gSTEP="$step" --ieee-asserts=disable < "$INPUT"
	done
else
	ghdl remove $GHDLFLAGS
	ghdl analyze $GHDLFLAGS parser.vhd verifier.vhd top.vhd sim.vhd
	ghdl elab-run $GHDLFLAGS sim -gSTEP=1 < "$INPUT"
	ghdl elab-run $GHDLFLAGS sim -gSTEP=2 < "$INPUT"
fi