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ARM Compiler armasm User Guide : Addition, subtraction, and logical operators

Addition, subtraction, and logical operators

Addition, subtraction, and logical operators act on numeric expressions.

Logical operations are performed bitwise, that is, independently on each bit of the operands to produce the result.

The following table shows the addition, subtraction, and logical operators:

Table 12-6 Addition, subtraction, and logical operators

Operator

Alias

Usage

Explanation

+

 

A+B

Add A to B

-

 

A-B

Subtract B from A

:AND:

&

A:AND:B

Bitwise AND of A and B

:EOR:

^

A:EOR:B

Bitwise Exclusive OR of A and B

:OR:

 

A:OR:B

Bitwise OR of A and B

The use of | as an alias for :OR: is deprecated.

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