Thank you, Bill Collier, for your note reminding me of the fun we had in those
days (Summer 1968) when you taught and I attended
hardware/software/architecture/programming classes.
From: William Collier
Sent: Wednesday, November 2, 2022 11:27 AM
To: Seymour J Metz
Subject: BXLE instruction
I meant to repost this last year but it slipped through the cracks. If anyone
can help Bill with his registration issue I'd appreciate it. Also, if anybody
has a machine-readable copy of the TR I'd love to see it.
The trick in question relies on the use of the same odd register as the R1 and
