Move check on VCS inside riscv-fesvr

This removes the necessary preprocessing of riscv-fesvr arguments to
avoid situations where riscv-fesvr thinks that an argument is the
binary. Support for this is rolled into riscv-fesvr.

csrc/SimDTM.cc

@@ -6,27 +6,6 @@
 
 dtm_t* dtm;
 
-
-namespace {
-
-  // Remove args that will confuse dtm, such as those that require two tokens, like VCS code coverage "-cm line+cond"
-std::vector<std::string> filter_argv_for_dtm(int argc, char** argv)
-{
-  std::vector<std::string> out;
-  for (int i = 1; i < argc; ++i) { // start with 1 to skip my executable name
-    if (!strncmp(argv[i], "-cm", 3)) {
-      ++i; // skip this one and the next one
-    }
-    else {
-      out.push_back(argv[i]);
-    }
-  }
-  return out;
-}
-
-}
-
-
 extern "C" int debug_tick
 (
   unsigned char* debug_req_valid,
@@ -44,7 +23,7 @@ extern "C" int debug_tick
     s_vpi_vlog_info info;
     if (!vpi_get_vlog_info(&info))
       abort();
-      dtm = new dtm_t(filter_argv_for_dtm(info.argc, info.argv));
+      dtm = new dtm_t(info.argc, info.argv);
   }
 
   dtm_t::resp resp_bits;