Exemple #1
0
// Render the given term into the output stream.
void
print(std::ostream& os, Tree* t) {
  if (not t) {
    os << "<null>";
    return;
  }

  switch (t->kind) {
  case id_tree: return pp_terminal(os, as<Id_tree>(t));
  case lit_tree: return pp_terminal(os, as<Lit_tree>(t));
  case var_tree: return pp_var(os, as<Var_tree>(t));
  case init_tree: return pp_init(os, as<Init_tree>(t));
  case abs_tree: return pp_abs(os, as<Abs_tree>(t));
  case fn_tree: return pp_fn(os, as<Fn_tree>(t));
  case app_tree: return pp_app(os, as<App_tree>(t));
  case if_tree:  return pp_if(os, as<If_tree>(t));
  case succ_tree: return pp_succ(os, as<Succ_tree>(t));
  case pred_tree: return pp_pred(os, as<Pred_tree>(t));
  case ls_tree: return pp_ls(os, as<Ls_tree>(t));//Rishi
  case mkdir_tree: return pp_mkdir(os, as<Mkdir_tree>(t));//Rishi
  case rmdir_tree: return pp_rmdir(os, as<Rmdir_tree>(t));//Rishi
  case cd_tree: return pp_cd(os, as<Cd_tree>(t));//Rishi
  case mv_tree: return pp_mv(os, as<Mv_tree>(t));//Rishi
  case iszero_tree: return pp_iszero(os, as<Iszero_tree>(t));
  case arrow_tree: return pp_arrow(os, as<Arrow_tree>(t));
  case def_tree: return pp_def(os, as<Def_tree>(t));
  case print_tree: return pp_print(os, as<Print_tree>(t));
  case typeof_tree: return pp_typeof(os, as<Typeof_tree>(t));
  case tuple_tree: return pp_tuple(os, as<Tuple_tree>(t));
  case list_tree: return pp_list(os, as<List_tree>(t));
  case variant_tree: return pp_variant(os, as<Variant_tree>(t));
  case comma_tree: return pp_comma(os, as<Comma_tree>(t));
  case dot_tree: return pp_dot(os, as<Dot_tree>(t));
  case prog_tree: return pp_prog(os, as<Prog_tree>(t));
  }
  lang_unreachable(format("print unknown node '{}'", node_name(t)));
}
Exemple #2
0
static void
print_exp (pretty_printer *pp, const_rtx x, int verbose)
{
  const char *st[4];
  const char *fun;
  rtx op[4];
  int i;

  fun = (char *) 0;
  for (i = 0; i < 4; i++)
    {
      st[i] = (char *) 0;
      op[i] = NULL_RTX;
    }

  switch (GET_CODE (x))
    {
    case PLUS:
      op[0] = XEXP (x, 0);
      if (CONST_INT_P (XEXP (x, 1))
	  && INTVAL (XEXP (x, 1)) < 0)
	{
	  st[1] = "-";
	  op[1] = GEN_INT (-INTVAL (XEXP (x, 1)));
	}
      else
	{
	  st[1] = "+";
	  op[1] = XEXP (x, 1);
	}
      break;
    case LO_SUM:
      op[0] = XEXP (x, 0);
      st[1] = "+low(";
      op[1] = XEXP (x, 1);
      st[2] = ")";
      break;
    case MINUS:
      op[0] = XEXP (x, 0);
      st[1] = "-";
      op[1] = XEXP (x, 1);
      break;
    case COMPARE:
      fun = "cmp";
      op[0] = XEXP (x, 0);
      op[1] = XEXP (x, 1);
      break;
    case NEG:
      st[0] = "-";
      op[0] = XEXP (x, 0);
      break;
    case FMA:
      st[0] = "{";
      op[0] = XEXP (x, 0);
      st[1] = "*";
      op[1] = XEXP (x, 1);
      st[2] = "+";
      op[2] = XEXP (x, 2);
      st[3] = "}";
      break;
    case MULT:
      op[0] = XEXP (x, 0);
      st[1] = "*";
      op[1] = XEXP (x, 1);
      break;
    case DIV:
      op[0] = XEXP (x, 0);
      st[1] = "/";
      op[1] = XEXP (x, 1);
      break;
    case UDIV:
      fun = "udiv";
      op[0] = XEXP (x, 0);
      op[1] = XEXP (x, 1);
      break;
    case MOD:
      op[0] = XEXP (x, 0);
      st[1] = "%";
      op[1] = XEXP (x, 1);
      break;
    case UMOD:
      fun = "umod";
      op[0] = XEXP (x, 0);
      op[1] = XEXP (x, 1);
      break;
    case SMIN:
      fun = "smin";
      op[0] = XEXP (x, 0);
      op[1] = XEXP (x, 1);
      break;
    case SMAX:
      fun = "smax";
      op[0] = XEXP (x, 0);
      op[1] = XEXP (x, 1);
      break;
    case UMIN:
      fun = "umin";
      op[0] = XEXP (x, 0);
      op[1] = XEXP (x, 1);
      break;
    case UMAX:
      fun = "umax";
      op[0] = XEXP (x, 0);
      op[1] = XEXP (x, 1);
      break;
    case NOT:
      st[0] = "!";
      op[0] = XEXP (x, 0);
      break;
    case AND:
      op[0] = XEXP (x, 0);
      st[1] = "&";
      op[1] = XEXP (x, 1);
      break;
    case IOR:
      op[0] = XEXP (x, 0);
      st[1] = "|";
      op[1] = XEXP (x, 1);
      break;
    case XOR:
      op[0] = XEXP (x, 0);
      st[1] = "^";
      op[1] = XEXP (x, 1);
      break;
    case ASHIFT:
      op[0] = XEXP (x, 0);
      st[1] = "<<";
      op[1] = XEXP (x, 1);
      break;
    case LSHIFTRT:
      op[0] = XEXP (x, 0);
      st[1] = " 0>>";
      op[1] = XEXP (x, 1);
      break;
    case ASHIFTRT:
      op[0] = XEXP (x, 0);
      st[1] = ">>";
      op[1] = XEXP (x, 1);
      break;
    case ROTATE:
      op[0] = XEXP (x, 0);
      st[1] = "<-<";
      op[1] = XEXP (x, 1);
      break;
    case ROTATERT:
      op[0] = XEXP (x, 0);
      st[1] = ">->";
      op[1] = XEXP (x, 1);
      break;
    case NE:
      op[0] = XEXP (x, 0);
      st[1] = "!=";
      op[1] = XEXP (x, 1);
      break;
    case EQ:
      op[0] = XEXP (x, 0);
      st[1] = "==";
      op[1] = XEXP (x, 1);
      break;
    case GE:
      op[0] = XEXP (x, 0);
      st[1] = ">=";
      op[1] = XEXP (x, 1);
      break;
    case GT:
      op[0] = XEXP (x, 0);
      st[1] = ">";
      op[1] = XEXP (x, 1);
      break;
    case LE:
      op[0] = XEXP (x, 0);
      st[1] = "<=";
      op[1] = XEXP (x, 1);
      break;
    case LT:
      op[0] = XEXP (x, 0);
      st[1] = "<";
      op[1] = XEXP (x, 1);
      break;
    case SIGN_EXTRACT:
      fun = (verbose) ? "sign_extract" : "sxt";
      op[0] = XEXP (x, 0);
      op[1] = XEXP (x, 1);
      op[2] = XEXP (x, 2);
      break;
    case ZERO_EXTRACT:
      fun = (verbose) ? "zero_extract" : "zxt";
      op[0] = XEXP (x, 0);
      op[1] = XEXP (x, 1);
      op[2] = XEXP (x, 2);
      break;
    case SIGN_EXTEND:
      fun = (verbose) ? "sign_extend" : "sxn";
      op[0] = XEXP (x, 0);
      break;
    case ZERO_EXTEND:
      fun = (verbose) ? "zero_extend" : "zxn";
      op[0] = XEXP (x, 0);
      break;
    case FLOAT_EXTEND:
      fun = (verbose) ? "float_extend" : "fxn";
      op[0] = XEXP (x, 0);
      break;
    case TRUNCATE:
      fun = (verbose) ? "trunc" : "trn";
      op[0] = XEXP (x, 0);
      break;
    case FLOAT_TRUNCATE:
      fun = (verbose) ? "float_trunc" : "ftr";
      op[0] = XEXP (x, 0);
      break;
    case FLOAT:
      fun = (verbose) ? "float" : "flt";
      op[0] = XEXP (x, 0);
      break;
    case UNSIGNED_FLOAT:
      fun = (verbose) ? "uns_float" : "ufl";
      op[0] = XEXP (x, 0);
      break;
    case FIX:
      fun = "fix";
      op[0] = XEXP (x, 0);
      break;
    case UNSIGNED_FIX:
      fun = (verbose) ? "uns_fix" : "ufx";
      op[0] = XEXP (x, 0);
      break;
    case PRE_DEC:
      st[0] = "--";
      op[0] = XEXP (x, 0);
      break;
    case PRE_INC:
      st[0] = "++";
      op[0] = XEXP (x, 0);
      break;
    case POST_DEC:
      op[0] = XEXP (x, 0);
      st[1] = "--";
      break;
    case POST_INC:
      op[0] = XEXP (x, 0);
      st[1] = "++";
      break;
    case PRE_MODIFY:
      st[0] = "pre ";
      op[0] = XEXP (XEXP (x, 1), 0);
      st[1] = "+=";
      op[1] = XEXP (XEXP (x, 1), 1);
      break;
    case POST_MODIFY:
      st[0] = "post ";
      op[0] = XEXP (XEXP (x, 1), 0);
      st[1] = "+=";
      op[1] = XEXP (XEXP (x, 1), 1);
      break;
    case CALL:
      st[0] = "call ";
      op[0] = XEXP (x, 0);
      if (verbose)
	{
	  st[1] = " argc:";
	  op[1] = XEXP (x, 1);
	}
      break;
    case IF_THEN_ELSE:
      st[0] = "{(";
      op[0] = XEXP (x, 0);
      st[1] = ")?";
      op[1] = XEXP (x, 1);
      st[2] = ":";
      op[2] = XEXP (x, 2);
      st[3] = "}";
      break;
    case TRAP_IF:
      fun = "trap_if";
      op[0] = TRAP_CONDITION (x);
      break;
    case PREFETCH:
      fun = "prefetch";
      op[0] = XEXP (x, 0);
      op[1] = XEXP (x, 1);
      op[2] = XEXP (x, 2);
      break;
    case UNSPEC:
    case UNSPEC_VOLATILE:
      {
	pp_string (pp, "unspec");
	if (GET_CODE (x) == UNSPEC_VOLATILE)
	  pp_string (pp, "/v");
	pp_left_bracket (pp);
	for (i = 0; i < XVECLEN (x, 0); i++)
	  {
	    if (i != 0)
	      pp_comma (pp);
	    print_pattern (pp, XVECEXP (x, 0, i), verbose);
	  }
	pp_string (pp, "] ");
	pp_decimal_int (pp, XINT (x, 1));
      }
      break;
    default:
      {
	/* Most unhandled codes can be printed as pseudo-functions.  */
        if (GET_RTX_CLASS (GET_CODE (x)) == RTX_UNARY)
	  {
	    fun = GET_RTX_NAME (GET_CODE (x));
	    op[0] = XEXP (x, 0);
	  }
        else if (GET_RTX_CLASS (GET_CODE (x)) == RTX_COMPARE
		 || GET_RTX_CLASS (GET_CODE (x)) == RTX_COMM_COMPARE
		 || GET_RTX_CLASS (GET_CODE (x)) == RTX_BIN_ARITH
		 || GET_RTX_CLASS (GET_CODE (x)) == RTX_COMM_ARITH)
	  {
	    fun = GET_RTX_NAME (GET_CODE (x));
	    op[0] = XEXP (x, 0);
	    op[1] = XEXP (x, 1);
	  }
        else if (GET_RTX_CLASS (GET_CODE (x)) == RTX_TERNARY)
	  {
	    fun = GET_RTX_NAME (GET_CODE (x));
	    op[0] = XEXP (x, 0);
	    op[1] = XEXP (x, 1);
	    op[2] = XEXP (x, 2);
	  }
	else
	  /* Give up, just print the RTX name.  */
	  st[0] = GET_RTX_NAME (GET_CODE (x));
      }
      break;
    }

  /* Print this as a function?  */
  if (fun)
    {
      pp_string (pp, fun);
      pp_left_paren (pp);
    }

  for (i = 0; i < 4; i++)
    {
      if (st[i])
        pp_string (pp, st[i]);

      if (op[i])
	{
	  if (fun && i != 0)
	    pp_comma (pp);
	  print_value (pp, op[i], verbose);
	}
    }

  if (fun)
    pp_right_paren (pp);
}		/* print_exp */