[wip] vcs/defs: Added options for fsdb

Signed-off-by: Jan Bylicki <[email protected]>

Author: jbylicki

vcs/defs.bzl

@@ -319,6 +319,15 @@ def _vcs_run(ctx):
         args.append("+vcs+dumpon+0+0")
         args.append("+vcs+dumparrays")
 
+    trace_fsdb = []
+    if ctx.attr.trace_fsdb:
+        file = ctx.actions.declare_file("{}.fsdb".format(ctx.label.name))
+        trace_fsdb.append(file)
+        args.append("+fsdb=" + file.path)
+        args.append("+vcs+dumparrays")
+        args.append("+vcs+dumparrays")
+
+
     outputs += trace_vcd + trace_vpd
     result.append(WaveformInfo(
         vpd_files = depset(trace_vpd),
@@ -434,6 +443,10 @@ vcs_run = rule(
             doc = "Enable trace output in VCD format",
             default = False,
         ),
+        "trace_fsdb": attr.bool(
+            doc = "Enable trace output in FSDB format",
+            default = False,
+        ),
         "trace_vpd": attr.bool(
             doc = "Enable trace output in VPD format",
             default = False,