387       size_t precision = CPP_OPTION (pfile, precision);  in cpp_interpret_integer()  local
410       if (precision < PART_PRECISION)  in cpp_interpret_integer()
411 	max >>= PART_PRECISION - precision;  in cpp_interpret_integer()
428 	      result = append_digit (result, c, base, precision);  in cpp_interpret_integer()
444 	       && !num_positive (result, precision))  in cpp_interpret_integer()
458 append_digit (cpp_num num, int digit, int base, size_t precision)  in append_digit()  argument
511   result = num_trim (result, precision);  in append_digit()
638 	    result = num_trim (result, CPP_OPTION (pfile, precision));  in eval_token()
1062       if (!num_positive (op[-1].value, CPP_OPTION (pfile, precision)))  in check_promotion()
1067   else if (!num_positive (op->value, CPP_OPTION (pfile, precision)))  in check_promotion()
1075 num_trim (cpp_num num, size_t precision)  in num_trim()  argument
1077   if (precision > PART_PRECISION)  in num_trim()
1079       precision -= PART_PRECISION;  in num_trim()
1080       if (precision < PART_PRECISION)  in num_trim()
1081 	num.high &= ((cpp_num_part) 1 << precision) - 1;  in num_trim()
1085       if (precision < PART_PRECISION)  in num_trim()
1086 	num.low &= ((cpp_num_part) 1 << precision) - 1;  in num_trim()
1095 num_positive (cpp_num num, size_t precision)  in num_positive()  argument
1097   if (precision > PART_PRECISION)  in num_positive()
1099       precision -= PART_PRECISION;  in num_positive()
1100       return (num.high & (cpp_num_part) 1 << (precision - 1)) == 0;  in num_positive()
1103   return (num.low & (cpp_num_part) 1 << (precision - 1)) == 0;  in num_positive()
1109 cpp_num_sign_extend (cpp_num num, size_t precision)  in cpp_num_sign_extend()  argument
1113       if (precision > PART_PRECISION)  in cpp_num_sign_extend()
1115 	  precision -= PART_PRECISION;  in cpp_num_sign_extend()
1116 	  if (precision < PART_PRECISION  in cpp_num_sign_extend()
1117 	      && (num.high & (cpp_num_part) 1 << (precision - 1)))  in cpp_num_sign_extend()
1118 	    num.high |= ~(~(cpp_num_part) 0 >> (PART_PRECISION - precision));  in cpp_num_sign_extend()
1120       else if (num.low & (cpp_num_part) 1 << (precision - 1))  in cpp_num_sign_extend()
1122 	  if (precision < PART_PRECISION)  in cpp_num_sign_extend()
1123 	    num.low |= ~(~(cpp_num_part) 0 >> (PART_PRECISION - precision));  in cpp_num_sign_extend()
1133 num_negate (cpp_num num, size_t precision)  in num_negate()  argument
1142   num = num_trim (num, precision);  in num_negate()
1150 num_greater_eq (cpp_num pa, cpp_num pb, size_t precision)  in num_greater_eq()  argument
1160       unsignedp = num_positive (pa, precision);  in num_greater_eq()
1162       if (unsignedp != num_positive (pb, precision))  in num_greater_eq()
1205   bool gte = num_greater_eq (lhs, rhs, CPP_OPTION (pfile, precision));  in num_inequality_op()
1240 num_rshift (cpp_num num, size_t precision, size_t n)  in num_rshift()  argument
1243   bool x = num_positive (num, precision);  in num_rshift()
1250   if (n >= precision)  in num_rshift()
1255       if (precision < PART_PRECISION)  in num_rshift()
1256 	num.high = sign_mask, num.low |= sign_mask << precision;  in num_rshift()
1257       else if (precision < 2 * PART_PRECISION)  in num_rshift()
1258 	num.high |= sign_mask << (precision - PART_PRECISION);  in num_rshift()
1274   num = num_trim (num, precision);  in num_rshift()
1281 num_lshift (cpp_num num, size_t precision, size_t n)  in num_lshift()  argument
1283   if (n >= precision)  in num_lshift()
1305       num = num_trim (num, precision);  in num_lshift()
1311 	  maybe_orig = num_rshift (num, precision, n);  in num_lshift()
1333       num = num_negate (num, CPP_OPTION (pfile, precision));  in num_unary_op()
1339       num = num_trim (num, CPP_OPTION (pfile, precision));  in num_unary_op()
1359   size_t precision = CPP_OPTION (pfile, precision);  in num_binary_op()  local
1367       if (!rhs.unsignedp && !num_positive (rhs, precision))  in num_binary_op()
1374 	  rhs = num_negate (rhs, precision);  in num_binary_op()
1381 	lhs = num_lshift (lhs, precision, n);  in num_binary_op()
1383 	lhs = num_rshift (lhs, precision, n);  in num_binary_op()
1388       rhs = num_negate (rhs, precision);  in num_binary_op()
1397       result = num_trim (result, precision);  in num_binary_op()
1400 	  bool lhsp = num_positive (lhs, precision);  in num_binary_op()
1401 	  result.overflow = (lhsp == num_positive (rhs, precision)  in num_binary_op()
1402 			     && lhsp != num_positive (result, precision));  in num_binary_op()
1458   size_t precision = CPP_OPTION (pfile, precision);  in num_mul()  local
1463       if (!num_positive (lhs, precision))  in num_mul()
1464 	negate = !negate, lhs = num_negate (lhs, precision);  in num_mul()
1465       if (!num_positive (rhs, precision))  in num_mul()
1466 	negate = !negate, rhs = num_negate (rhs, precision);  in num_mul()
1483   result = num_trim (result, precision);  in num_mul()
1488     result = num_negate (result, precision);  in num_mul()
1493     result.overflow = overflow || (num_positive (result, precision) ^ !negate  in num_mul()
1509   size_t i, precision = CPP_OPTION (pfile, precision);  in num_div_op()  local
1514       if (!num_positive (lhs, precision))  in num_div_op()
1515 	negate = !negate, lhs_neg = true, lhs = num_negate (lhs, precision);  in num_div_op()
1516       if (!num_positive (rhs, precision))  in num_div_op()
1517 	negate = !negate, rhs = num_negate (rhs, precision);  in num_div_op()
1523       i = precision - 1;  in num_div_op()
1531       if (precision > PART_PRECISION)  in num_div_op()
1532 	i = precision - PART_PRECISION - 1;  in num_div_op()
1534 	i = precision - 1;  in num_div_op()
1554   i = precision - i - 1;  in num_div_op()
1555   sub = num_lshift (rhs, precision, i);  in num_div_op()
1560       if (num_greater_eq (lhs, sub, precision))  in num_div_op()
1582 	    result = num_negate (result, precision);  in num_div_op()
1583 	  result.overflow = num_positive (result, precision) ^ !negate;  in num_div_op()
1593     lhs = num_negate (lhs, precision);  in num_div_op()