addition double number output with sign, exponent and precision

src/addition.c

@@ -77,7 +77,7 @@ unsigned int addition_precision_float(unsigned int p1, unsigned int p2) {
     return addition_uint(p1, p2);
 }
 
-// writing number out of sign, exponent and precision
+// writing floating number out of sign, exponent and precision
 
 unsigned int output_float(unsigned int sign, unsigned int exponent, unsigned int precision) {
     return (sign << 31) | (exponent << 23) | precision;
@@ -130,3 +130,9 @@ unsigned long long exponent_double(unsigned long long number) {
     unsigned long long exponent = 0x7ff0000000000000;
     return (number & exponent) >> 52;
 }
+
+// writing double number out of sign, exponent and precision
+
+unsigned long long output_double(unsigned long long sign, unsigned long long exponent, unsigned long long precision) {
+    return (sign << 63) | (exponent << 52) | precision;
+}

src/addition.h

@@ -29,4 +29,6 @@ unsigned long long precision_double(unsigned long long a);
 
 unsigned long long exponent_double(unsigned long long number);
 
+unsigned long long output_double(unsigned long long sign, unsigned long long exponent, unsigned long long precision);
+
 #endif // ADDITION_H