5.8.59. RN directive

The RN directive defines a register name for a specified register.

Syntax

The syntax of RN is:

name RN numeric-expression

where:

name

is the name to be assigned to the register. name cannotbe the same as any of the predefined names listed in Predefined register and coprocessor names.

numeric-expression

evaluates to a register number from 0 to 15.

Usage

Use RN to allocate convenient names to registers, to help you to remember what you use each register for. Be careful to avoid conflicting uses of the same register under different names.

Examples

regname			RN	11		; defines regname for register 11
sqr4			RN	r6		; defines sqr4 for register 6
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