221 	/** Precision field present */
224 	/** Precision from int argument
236 	 * This affects how precision is handled.
272 		 * * before a formatted integer value due to precision
275 		 *   due to precision; or
277 		 *   to precision.
293 		/** Precision from specification.
300 		 * point due to precision.
411 /** Extract a C99 conversion specification precision.
418  * @return a pointer the first character that follows the precision.
448  * @param sp pointer to the first character after the precision element of a
451  * @return a pointer the first character that follows the precision.
695  * i.e. a 62 bits value. To compensate for the reduced precision, we
780  * Precision is applied *ONLY* within the space allowed.
822  * precision float.
827  * double precision float.
831 /* Number of bits in the exponent of an IEEE 754-2008 double precision
836 /* Mask for the sign (negative) bit of an IEEE 754-2008 double precision
853  * @param precision the precision for the conversion (generally digits past
868 			  int precision,  in encode_float()  argument
960 		/* If we didn't get precision from a %a specification then we  in encode_float()
961 		 * treat it as from a %a specification with no precision: full  in encode_float()
964 		 * Otherwise we have to cap the precision of the generated  in encode_float()
968 			precision = FRACTION_HEX;  in encode_float()
970 		} else if (precision > FRACTION_HEX) {  in encode_float()
971 			conv->pad0_pre_exp = precision - FRACTION_HEX;  in encode_float()
973 			precision = FRACTION_HEX;  in encode_float()
975 			   && (precision < FRACTION_HEX)) {  in encode_float()
976 			size_t pos = 4 * (FRACTION_HEX - precision) - 1;  in encode_float()
992 		if (require_dp || (precision != 0)) {  in encode_float()
1017 		while ((sp < spe) && (precision > 0)) {  in encode_float()
1019 			--precision;  in encode_float()
1105 		 * by 5 not to lose too much precision in extreme cases.  in encode_float()
1127 		/* Use the specified precision and exponent to select the  in encode_float()
1128 		 * representation and correct the precision and zero-pruning  in encode_float()
1131 		if (decexp < (-4 + 1) || decexp > precision) {  in encode_float()
1133 			if (precision > 0) {  in encode_float()
1134 				precision--;  in encode_float()
1138 			precision -= decexp;  in encode_float()
1140 		if (!conv->flag_hash && (precision > 0)) {  in encode_float()
1147 		decimals = precision + decexp;  in encode_float()
1152 		decimals = precision + 1;  in encode_float()
1191 		if (conv->flag_hash || (precision > 0)) {  in encode_float()
1195 		if (decexp < 0 && precision > 0) {  in encode_float()
1197 			if (conv->pad0_value > precision) {  in encode_float()
1198 				conv->pad0_value = precision;  in encode_float()
1201 			precision -= conv->pad0_value;  in encode_float()
1216 		if (conv->flag_hash || (precision > 0)) {  in encode_float()
1221 	while (precision > 0 && digit_count > 0) {  in encode_float()
1223 		precision--;  in encode_float()
1226 	conv->pad0_pre_exp = precision;  in encode_float()
1404 		int precision = -1;  in z_cbvprintf_impl()  local
1427 		/* If dynamic precision is specified, process it, otherwise  in z_cbvprintf_impl()
1428 		 * set precision if present.  For floating point where  in z_cbvprintf_impl()
1429 		 * precision is not present use 6.  in z_cbvprintf_impl()
1437 				precision = arg;  in z_cbvprintf_impl()
1440 			precision = conv->prec_value;  in z_cbvprintf_impl()
1445 		/* Reuse width and precision memory in conv for value  in z_cbvprintf_impl()
1451 		/* FP conversion requires knowing the precision. */  in z_cbvprintf_impl()
1456 				precision = FRACTION_HEX;  in z_cbvprintf_impl()
1458 				precision = 6;  in z_cbvprintf_impl()
1591 			if (precision >= 0) {  in z_cbvprintf_impl()
1592 				len = strnlen(bps, precision);  in z_cbvprintf_impl()
1598 			precision = -1;  in z_cbvprintf_impl()
1635 			/* Update pad0 values based on precision and converted  in z_cbvprintf_impl()
1640 			if (precision >= 0) {  in z_cbvprintf_impl()
1644 				 * conversions with precision.  in z_cbvprintf_impl()
1648 				/* Set pad0_value to satisfy precision */  in z_cbvprintf_impl()
1649 				if (len < (size_t)precision) {  in z_cbvprintf_impl()
1650 					conv->pad0_value = precision - (int)len;  in z_cbvprintf_impl()
1684 				bps = encode_float(value->dbl, conv, precision,  in z_cbvprintf_impl()