Example #1
0
void
print_pattern (pretty_printer *pp, const_rtx x, int verbose)
{
  if (! x)
    {
      pp_string (pp, "(nil)");
      return;
    }

  switch (GET_CODE (x))
    {
    case SET:
      print_value (pp, SET_DEST (x), verbose);
      pp_equal (pp);
      print_value (pp, SET_SRC (x), verbose);
      break;
    case RETURN:
    case SIMPLE_RETURN:
    case EH_RETURN:
      pp_string (pp, GET_RTX_NAME (GET_CODE (x)));
      break;
    case CALL:
      print_exp (pp, x, verbose);
      break;
    case CLOBBER:
    case USE:
      pp_printf (pp, "%s ", GET_RTX_NAME (GET_CODE (x)));
      print_value (pp, XEXP (x, 0), verbose);
      break;
    case VAR_LOCATION:
      pp_string (pp, "loc ");
      print_value (pp, PAT_VAR_LOCATION_LOC (x), verbose);
      break;
    case COND_EXEC:
      pp_left_paren (pp);
      if (GET_CODE (COND_EXEC_TEST (x)) == NE
	  && XEXP (COND_EXEC_TEST (x), 1) == const0_rtx)
	print_value (pp, XEXP (COND_EXEC_TEST (x), 0), verbose);
      else if (GET_CODE (COND_EXEC_TEST (x)) == EQ
	       && XEXP (COND_EXEC_TEST (x), 1) == const0_rtx)
	{
	  pp_exclamation (pp);
	  print_value (pp, XEXP (COND_EXEC_TEST (x), 0), verbose);
	}
      else
	print_value (pp, COND_EXEC_TEST (x), verbose);
      pp_string (pp, ") ");
      print_pattern (pp, COND_EXEC_CODE (x), verbose);
      break;
    case PARALLEL:
      {
	int i;

	pp_left_brace (pp);
	for (i = 0; i < XVECLEN (x, 0); i++)
	  {
	    print_pattern (pp, XVECEXP (x, 0, i), verbose);
	    pp_semicolon (pp);
	  }
	pp_right_brace (pp);
      }
      break;
    case SEQUENCE:
      {
	pp_string (pp, "sequence{");
	if (INSN_P (XVECEXP (x, 0, 0)))
	  {
	    /* Print the sequence insns indented.  */
	    const char * save_print_rtx_head = print_rtx_head;
	    char indented_print_rtx_head[32];

	    pp_newline (pp);
	    gcc_assert (strlen (print_rtx_head) < sizeof (indented_print_rtx_head) - 4);
	    snprintf (indented_print_rtx_head,
		      sizeof (indented_print_rtx_head),
		      "%s     ", print_rtx_head);
	    print_rtx_head = indented_print_rtx_head;
	    for (int i = 0; i < XVECLEN (x, 0); i++)
	      print_insn_with_notes (pp, XVECEXP (x, 0, i));
	    pp_printf (pp, "%s      ", save_print_rtx_head);
	    print_rtx_head = save_print_rtx_head;
	  }
	else
	  {
	    for (int i = 0; i < XVECLEN (x, 0); i++)
	      {
		print_pattern (pp, XVECEXP (x, 0, i), verbose);
		pp_semicolon (pp);
	      }
	  }
	pp_right_brace (pp);
      }
      break;
    case ASM_INPUT:
      pp_printf (pp, "asm {%s}", XSTR (x, 0));
      break;
    case ADDR_VEC:
      /* Fall through.  */
    case ADDR_DIFF_VEC:
      print_value (pp, XEXP (x, 0), verbose);
      break;
    case TRAP_IF:
      pp_string (pp, "trap_if ");
      print_value (pp, TRAP_CONDITION (x), verbose);
      break;
    case UNSPEC:
    case UNSPEC_VOLATILE:
      /* Fallthru -- leave UNSPECs to print_exp.  */
    default:
      print_value (pp, x, verbose);
    }
}				/* print_pattern */
void
pp_c_exclamation (c_pretty_printer *pp)
{
  pp_exclamation (pp);
  pp_base (pp)->padding = pp_none;
}