Or IILH, unless the length can be huge.
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 עַם יִשְׂרָאֵל חַי נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר ________________________________________ From: IBM Mainframe Assembler List <[email protected]> on behalf of Robin Vowels <[email protected]> Sent: Friday, March 6, 2026 12:19 AM To: [email protected] <[email protected]> Subject: Re: [External Sender] Re: Loading the pad byte for MVCL External Message: Use Caution On 06/03/2026 10:45, David Clark wrote: > But what if the length is calculated (not from an equate or L' > attribute) > and is already in the target register? Then use ICM. The main reason for using MVCL is that the length is computed at run time. If the length is known as assembler time, you might use a few MVC's instead of MVCL.
