riscv/riscv-isa-run.cc

   1 #include "sim.h"
   2 #include "htif.h"
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5 #include <vector>
   6 #include <string>
   7
   8 static void help()
   9 {
  10   fprintf(stderr, "usage: riscv-isa-run [host options] <target program> [target options]\n");
  11   fprintf(stderr, "Host Options:\n");
  12   fprintf(stderr, "  -p <n>     Simulate <n> processors\n");
  13   fprintf(stderr, "  -m <n>     Provide <n> MB of target memory\n");
  14   fprintf(stderr, "  -d         Interactive debug mode\n");
  15   fprintf(stderr, "  -h         Print this help message\n");
  16   exit(1);
  17 }
  18
  19 int main(int argc, char** argv)
  20 {
  21   bool debug = false;
  22   int nprocs = 1;
  23   int mem_mb = 0;
  24
  25   // parse command-line arguments
  26   for(int c; (c = getopt(argc,argv,"hdp:m:")) != -1; )
  27   {
  28     switch(c)
  29     {
  30       case 'd':
  31         debug = true;
  32         break;
  33       case 'p':
  34         nprocs = atoi(optarg);
  35         break;
  36       case 'm':
  37         mem_mb = atoi(optarg);
  38         break;
  39       default:
  40         fprintf(stderr, "unknown option: -%c", optopt);
  41       case 'h':
  42         help();
  43     }
  44   }
  45
  46   if (optind == argc)
  47     help();
  48
  49   std::vector<std::string> htif_args(argv + optind, argv + argc);
  50   sim_t s(nprocs, mem_mb, htif_args);
  51   s.run(debug);
  52 }