390       size_t precision = CPP_OPTION (pfile, precision);  in cpp_interpret_integer()  local
413       if (precision < PART_PRECISION)  in cpp_interpret_integer()
414 	max >>= PART_PRECISION - precision;  in cpp_interpret_integer()
431 	      result = append_digit (result, c, base, precision);  in cpp_interpret_integer()
447 	       && !num_positive (result, precision))  in cpp_interpret_integer()
461 append_digit (cpp_num num, int digit, int base, size_t precision)  in append_digit()  argument
514   result = num_trim (result, precision);  in append_digit()
641 	    result = num_trim (result, CPP_OPTION (pfile, precision));  in eval_token()
1065       if (!num_positive (op[-1].value, CPP_OPTION (pfile, precision)))  in check_promotion()
1070   else if (!num_positive (op->value, CPP_OPTION (pfile, precision)))  in check_promotion()
1078 num_trim (cpp_num num, size_t precision)  in num_trim()  argument
1080   if (precision > PART_PRECISION)  in num_trim()
1082       precision -= PART_PRECISION;  in num_trim()
1083       if (precision < PART_PRECISION)  in num_trim()
1084 	num.high &= ((cpp_num_part) 1 << precision) - 1;  in num_trim()
1088       if (precision < PART_PRECISION)  in num_trim()
1089 	num.low &= ((cpp_num_part) 1 << precision) - 1;  in num_trim()
1098 num_positive (cpp_num num, size_t precision)  in num_positive()  argument
1100   if (precision > PART_PRECISION)  in num_positive()
1102       precision -= PART_PRECISION;  in num_positive()
1103       return (num.high & (cpp_num_part) 1 << (precision - 1)) == 0;  in num_positive()
1106   return (num.low & (cpp_num_part) 1 << (precision - 1)) == 0;  in num_positive()
1112 cpp_num_sign_extend (cpp_num num, size_t precision)  in cpp_num_sign_extend()  argument
1116       if (precision > PART_PRECISION)  in cpp_num_sign_extend()
1118 	  precision -= PART_PRECISION;  in cpp_num_sign_extend()
1119 	  if (precision < PART_PRECISION  in cpp_num_sign_extend()
1120 	      && (num.high & (cpp_num_part) 1 << (precision - 1)))  in cpp_num_sign_extend()
1121 	    num.high |= ~(~(cpp_num_part) 0 >> (PART_PRECISION - precision));  in cpp_num_sign_extend()
1123       else if (num.low & (cpp_num_part) 1 << (precision - 1))  in cpp_num_sign_extend()
1125 	  if (precision < PART_PRECISION)  in cpp_num_sign_extend()
1126 	    num.low |= ~(~(cpp_num_part) 0 >> (PART_PRECISION - precision));  in cpp_num_sign_extend()
1136 num_negate (cpp_num num, size_t precision)  in num_negate()  argument
1145   num = num_trim (num, precision);  in num_negate()
1153 num_greater_eq (cpp_num pa, cpp_num pb, size_t precision)  in num_greater_eq()  argument
1163       unsignedp = num_positive (pa, precision);  in num_greater_eq()
1165       if (unsignedp != num_positive (pb, precision))  in num_greater_eq()
1208   bool gte = num_greater_eq (lhs, rhs, CPP_OPTION (pfile, precision));  in num_inequality_op()
1243 num_rshift (cpp_num num, size_t precision, size_t n)  in num_rshift()  argument
1246   bool x = num_positive (num, precision);  in num_rshift()
1253   if (n >= precision)  in num_rshift()
1258       if (precision < PART_PRECISION)  in num_rshift()
1259 	num.high = sign_mask, num.low |= sign_mask << precision;  in num_rshift()
1260       else if (precision < 2 * PART_PRECISION)  in num_rshift()
1261 	num.high |= sign_mask << (precision - PART_PRECISION);  in num_rshift()
1277   num = num_trim (num, precision);  in num_rshift()
1284 num_lshift (cpp_num num, size_t precision, size_t n)  in num_lshift()  argument
1286   if (n >= precision)  in num_lshift()
1308       num = num_trim (num, precision);  in num_lshift()
1314 	  maybe_orig = num_rshift (num, precision, n);  in num_lshift()
1336       num = num_negate (num, CPP_OPTION (pfile, precision));  in num_unary_op()
1342       num = num_trim (num, CPP_OPTION (pfile, precision));  in num_unary_op()
1362   size_t precision = CPP_OPTION (pfile, precision);  in num_binary_op()  local
1370       if (!rhs.unsignedp && !num_positive (rhs, precision))  in num_binary_op()
1377 	  rhs = num_negate (rhs, precision);  in num_binary_op()
1384 	lhs = num_lshift (lhs, precision, n);  in num_binary_op()
1386 	lhs = num_rshift (lhs, precision, n);  in num_binary_op()
1391       rhs = num_negate (rhs, precision);  in num_binary_op()
1400       result = num_trim (result, precision);  in num_binary_op()
1403 	  bool lhsp = num_positive (lhs, precision);  in num_binary_op()
1404 	  result.overflow = (lhsp == num_positive (rhs, precision)  in num_binary_op()
1405 			     && lhsp != num_positive (result, precision));  in num_binary_op()
1461   size_t precision = CPP_OPTION (pfile, precision);  in num_mul()  local
1466       if (!num_positive (lhs, precision))  in num_mul()
1467 	negate = !negate, lhs = num_negate (lhs, precision);  in num_mul()
1468       if (!num_positive (rhs, precision))  in num_mul()
1469 	negate = !negate, rhs = num_negate (rhs, precision);  in num_mul()
1486   result = num_trim (result, precision);  in num_mul()
1491     result = num_negate (result, precision);  in num_mul()
1496     result.overflow = overflow || (num_positive (result, precision) ^ !negate  in num_mul()
1512   size_t i, precision = CPP_OPTION (pfile, precision);  in num_div_op()  local
1517       if (!num_positive (lhs, precision))  in num_div_op()
1518 	negate = !negate, lhs_neg = true, lhs = num_negate (lhs, precision);  in num_div_op()
1519       if (!num_positive (rhs, precision))  in num_div_op()
1520 	negate = !negate, rhs = num_negate (rhs, precision);  in num_div_op()
1526       i = precision - 1;  in num_div_op()
1534       if (precision > PART_PRECISION)  in num_div_op()
1535 	i = precision - PART_PRECISION - 1;  in num_div_op()
1537 	i = precision - 1;  in num_div_op()
1557   i = precision - i - 1;  in num_div_op()
1558   sub = num_lshift (rhs, precision, i);  in num_div_op()
1563       if (num_greater_eq (lhs, sub, precision))  in num_div_op()
1585 	    result = num_negate (result, precision);  in num_div_op()
1586 	  result.overflow = (num_positive (result, precision) ^ !negate  in num_div_op()
1597     lhs = num_negate (lhs, precision);  in num_div_op()