Four arithmetic operations of floating point
Addition and subtraction
Opposite order
The small order is aligned with the large order, the precision is lost when the data is shifted to the right, and errors may occur when the data is shifted to the left
normalize
Two's complement sign bit and first bit are different
special case
How to normalize
included
overflow judgment
ALU
6.5 Arithmetic Logic Unit 6.5-a_哔哩哔哩_bilibili '
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