Absolute Value. Freescale Semiconductor sc100

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Expressions

Functions

Table 3.3 Assembler Function List ( continued)

Type Function

LST — LIST directive flag value

MSP — Memory space

REL — Relative mode

Descriptions of the assembler functions complete this chapter. These descriptions are in alphabetic order, without regard to function types. Although these descriptions show functions in upper case, the functions are not case sensitive.

ABS Absolute Value

Returns the absolute value of the specified expression, as a floating-point value. The result’s memory space attribute is N.

@ABS(expr)

Parameter

expr

Any valid expression.

Example:

MOVE #@ABS(VAL),D4.S

; Load absolute value

ACS Arc Cosine

Returns the arc cosine of the specified expression, as a floating-point value, in the range zero to pi. The result’s memory space attribute is N.

@ACS(expr)

Parameter

expr

Any valid expression that evaluates to a value between -1 and 1.

SC100 Assembler User Guide 53

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