On Thu, 7 Mar 2019 at 14:32, Seymour J Metz <[email protected]> wrote: > Never in PoOps, nor should it have been. There were timing manuals and there > was timing information in some to the functional > specifications manuals for specific models.
The timing for S/360 and early S/370 models was indeed in the Functional Characteristics manual for each model. But modern Principles of Operation does point out that some instructions are likely to be much slower than some others, and are therefore to be avoided if the faster instruction does what you needed. Tony H. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
