Merge pull request #1992 from arrv-sc/arrv-sc/init-xlen

feat: initialize xlen in constructor

Author: aswaterman

riscv/processor.cc

@@ -34,7 +34,8 @@ processor_t::processor_t(const char* isa_str, const char* priv_str,
                          const cfg_t *cfg,
                          simif_t* sim, uint32_t id, bool halt_on_reset,
                          FILE* log_file, std::ostream& sout_)
-: debug(false), halt_request(HR_NONE), isa(isa_str, priv_str), cfg(cfg), sim(sim), id(id), xlen(0),
+: debug(false), halt_request(HR_NONE), isa(isa_str, priv_str), cfg(cfg),
+  sim(sim), id(id), xlen(isa.get_max_xlen()),
   histogram_enabled(false), log_commits_enabled(false),
   log_file(log_file), sout_(sout_.rdbuf()), halt_on_reset(halt_on_reset),
   in_wfi(false), check_triggers_icount(false),