Improve SVA tests, add Makefile and scripts

tests/sva/runtest.sh

@@ -0,0 +1,60 @@
+#!/bin/bash
+
+set -ex
+
+prefix=${1%.sv}
+test -f $prefix.sv
+
+generate_sby() {
+	cat <<- EOT
+		[options]
+		mode bmc
+		depth 10
+		expect $1
+
+		[engines]
+		smtbmc yices
+
+		[script]
+	EOT
+
+	if [ "$1" = "fail" ]; then
+		echo "verific -sv ${prefix}_fail.sv"
+	else
+		echo "verific -sv $prefix.sv"
+	fi
+
+	if [ -f $prefix.vhd ]; then
+		echo "verific -vhdl2008 $prefix.vhd"
+	fi
+
+	cat <<- EOT
+		verific -import -extnets -all top
+		prep -top top
+
+		[files]
+		$prefix.sv
+	EOT
+
+	if [ -f $prefix.vhd ]; then
+		echo "$prefix.vhd"
+	fi
+
+	if [ "$1" = "fail" ]; then
+		cat <<- EOT
+
+			[file ${prefix}_fail.sv]
+			\`define FAIL
+			\`include "$prefix.sv"
+		EOT
+	fi
+}
+
+generate_sby pass > ${prefix}_pass.sby
+generate_sby fail > ${prefix}_fail.sby
+
+sby --yosys $PWD/../../yosys -f ${prefix}_pass.sby
+sby --yosys $PWD/../../yosys -f ${prefix}_fail.sby
+
+touch $prefix.ok
+