5.3.73 _Q31add Function
This function finds the sum value of two Q31 values. The function takes care of saturation during overflow and underflow occurrences.
Include
<libq.h>
Prototype
_Q31 _Q31add(_Q31 x, _Q31 y);
Argument
x |
a fixed-point number in Q31 format, which ranges from -231 to 231-1. The value of this argument ranges from -2147483648 to 2147483647.. |
y |
a fixed-point number in Q31 format, which ranges from -231 to 231-1. The value of this argument ranges from -2147483648 to 2147483647.. |
Return Value
This function returns the sum of x and y in Q31 format.
The value ranges from -2147483648 to 2147483647.