#!/bin/sh

run_test() {
	POL=$1
	PHASE=$2
	MASTER_TYPE=$3
	SLAVE_TYPE=$4
	DIR=$5
	WID=$6
	MODS=$7
	EXTARG=$8
	WIDLEN=$(printf "import math\nprint(math.floor(math.log2($WID) + 1))" | python3 -)

	echo "running $POL$PHASE $MASTER_TYPE"

	verilator --cc --exe -I.. -Wall -Wno-unused --trace --trace-fst \
		--top-module simtop \
		-GPOLARITY=$POL -GPHASE=$PHASE -GWID=$WID -CFLAGS -DWID=$WID \
		-GWID_LEN=$WIDLEN \
		-DSPI_MASTER_TYPE=$MASTER_TYPE -DSPI_SLAVE_TYPE=$SLAVE_TYPE \
		-DVCDFILE="\"$DIR.fst\"" \
		--Mdir $DIR \
		$EXTARG \
		simtop.v write_read.cpp $MODS

	cd "$DIR"
	make -f Vsimtop.mk
	./Vsimtop
}

for POL in 0 1; do
	for PHASE in 0 1; do
		( \
			run_test $POL $PHASE \
			spi_master spi_slave \
			simtop_$POL$PHASE 24 \
			"../spi_master.v ../spi_slave.v"
		)

		( \
			run_test $POL $PHASE \
			spi_master_ss spi_slave \
			simtop_ss$POL$PHASE 24 \
			"../spi_master_ss.v ../spi_slave.v" \
			"-DSPI_MASTER_SS -CFLAGS -DSPI_MASTER_SS"
		)

		( \
			run_test $POL $PHASE \
			spi_master_no_write spi_slave_no_read \
			simtop_no_write_$POL$PHASE 24 \
			"../spi_master_no_write.v ../spi_slave_no_read.v" \
			"-DSPI_MASTER_NO_WRITE -CFLAGS -DSPI_MASTER_NO_WRITE"
		)

		( \
			run_test $POL $PHASE \
			spi_master_ss_no_write spi_slave_no_read \
			simtop_ss_no_write_$POL$PHASE 24 \
			"../spi_master_ss_no_write.v ../spi_slave_no_read.v" \
			"-DSPI_MASTER_NO_WRITE -CFLAGS -DSPI_MASTER_NO_WRITE
			 -DSPI_MASTER_SS -CFLAGS -DSPI_MASTER_SS"
		)

		( \
			run_test $POL $PHASE \
			spi_master_no_read spi_slave_no_write \
			simtop_no_read_$POL$PHASE 24 \
			"../spi_master_no_read.v ../spi_slave_no_write.v" \
			"-DSPI_MASTER_NO_READ -CFLAGS -DSPI_MASTER_NO_READ"
		)

		( \
			run_test $POL $PHASE \
			spi_master_ss_no_read spi_slave_no_write \
			simtop_ss_no_read_$POL$PHASE 24 \
			"../spi_master_ss_no_read.v ../spi_slave_no_write.v" \
			"-DSPI_MASTER_NO_READ -CFLAGS -DSPI_MASTER_NO_READ
			 -DSPI_MASTER_SS -CFLAGS -DSPI_MASTER_SS"
		)

	done
done