[Info-vax] How much of VMS is still in MACRO-32?

[hb]

On 5/31/21 10:26 PM, Stephen Hoffman wrote:
> There is some related support present (INSTRUCTION_MB, EVAX_IMB, etc)
> which certainly implies self-modifying code does exist.

It implies that self-modifying code can be written. The main purpose of
these instructions is to ensure that the I-cache is updated after code
from the image was read/paged into memory and is about to be executed.