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Arm Compiler armasm User Guide : CN

CN

The CN directive defines a name for a coprocessor register.

Syntax

name CN expr

where:

name

is the name to be defined for the coprocessor register. name cannot be the same as any of the predefined names.

expr

evaluates to a coprocessor register number from 0 to 15.

Usage

Use CN to allocate convenient names to registers, to help you remember what you use each register for.

Note

Avoid conflicting uses of the same register under different names.

The names c0 to c15 are predefined.

Example

power    CN  6        ; defines power as a symbol for
                      ; coprocessor register 6
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