Merge pull request #298 from davidharrishmc/dev

Start Verilate

sim/verilate

@@ -0,0 +1,22 @@
+#!/bin/bash
+# simulate with Verilator
+
+export PATH=$PATH:/usr/local/bin/
+verilator=`which verilator`
+
+basepath=$(dirname $0)/..
+#for config in rv32e rv64gc rv32gc rv32imc rv32i rv64i rv64fpquad; do
+for config in  rv64gc; do
+    echo "$config linting..."
+    if !($verilator --cc "$@" --top-module testbench "-I$basepath/config/shared" "-I$basepath/config/$config" $basepath/testbench/testbench.sv $basepath/src/*/*.sv $basepath/src/*/*/*.sv --relative-includes ); then
+        echo "Exiting after $config lint due to errors or warnings"
+        exit 1
+    fi
+done
+echo "All lints run with no errors or warnings"
+
+# --lint-only just runs lint rather than trying to compile and simulate
+# -I points to the include directory where files such as `include wally-config.vh  are found
+
+# For more exhaustive (and sometimes spurious) warnings, add --Wall to the Verilator command
+# Unfortunately, this produces a bunch of UNUSED and UNDRIVEN signal warnings in blocks that are configured to not exist.