removed cfg.misaligned option

riscv/cfg.cc

@@ -38,7 +38,6 @@ cfg_t::cfg_t()
   bootargs         = nullptr;
   isa              = DEFAULT_ISA;
   priv             = DEFAULT_PRIV;
-  misaligned       = false;
   endianness       = endianness_little;
   pmpregions       = 16;
   pmpgranularity   = (1 << PMP_SHIFT);

riscv/cfg.h

@@ -68,7 +68,6 @@ public:
   const char *            bootargs;
   const char *            isa;
   const char *            priv;
-  bool                    misaligned;
   endianness_t            endianness;
   reg_t                   pmpregions;
   reg_t                   pmpgranularity;

riscv/mmu.h

@@ -351,7 +351,7 @@ public:
 
   int is_misaligned_enabled()
   {
-    return proc && (proc->extension_enabled(EXT_ZICCLSM) || proc->get_cfg().misaligned);
+    return proc && proc->extension_enabled(EXT_ZICCLSM);
   }
 
   bool is_target_big_endian()

spike_main/spike.cc

@@ -51,7 +51,6 @@ static void help(int exit_code = 1)
   fprintf(stderr, "  --dc=<S>:<W>:<B>        W ways, and B-byte blocks (with S and\n");
   fprintf(stderr, "  --l2=<S>:<W>:<B>        B both powers of 2).\n");
   fprintf(stderr, "  --big-endian          Use a big-endian memory system.\n");
-  fprintf(stderr, "  --misaligned          Support misaligned memory accesses\n");
   fprintf(stderr, "  --device=<name>       Attach MMIO plugin device from an --extlib library,\n");
   fprintf(stderr, "                          specify --device=<name>,<args> to pass down extra args.\n");
   fprintf(stderr, "  --log-cache-miss      Generate a log of cache miss\n");
@@ -390,7 +389,6 @@ int main(int argc, char** argv)
   parser.option(0, "dc", 1, [&](const char* s){dc.reset(new dcache_sim_t(s));});
   parser.option(0, "l2", 1, [&](const char* s){l2.reset(cache_sim_t::construct(s, "L2$"));});
   parser.option(0, "big-endian", 0, [&](const char UNUSED *s){cfg.endianness = endianness_big;});
-  parser.option(0, "misaligned", 0, [&](const char UNUSED *s){cfg.misaligned = true;});
   parser.option(0, "log-cache-miss", 0, [&](const char UNUSED *s){log_cache = true;});
   parser.option(0, "isa", 1, [&](const char* s){cfg.isa = s;});
   parser.option(0, "pmpregions", 1, [&](const char* s){cfg.pmpregions = atoul_safe(s);});