Re: *-*

2020-05-01 Thread Ed Jaffe
On 5/1/2020 8:13 AM, Gary Weinhold wrote: The programmer at our place who used this convention once said that he learned much of his assembler programming style from JES2 source.  Does anyone know if JES2 used the *-* convention? I just scanned SHASSRC on our system. It had 932

Re: *-*

2020-05-01 Thread Seymour J Metz
A PhD does not guaranty being informed. Look at the date on the FAP manual and then ask how it could derive from the S/360. -- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 From: IBM Mainframe Assembler List [ASSEMBLER-LIST@LISTSERV.UGA.EDU] on

Re: *-*

2020-05-01 Thread Seymour J Metz
> The expression *-* in FAP (Fortran assembler) has an identical meaning > to 360/370 assembler; however the usage in FAP does not appear to extend > to denoting a length value in an instruction. P. 4 refers to the count field. > The use of *-* is a convention in S360/S370 assembler in some >

Re: *-*

2020-05-01 Thread Gary Weinhold
Page 5, middle of left column On 2020-05-01 10:59 a.m., Martin Ward wrote: On 01/05/2020 05:07, Seymour J Metz wrote: The usage precedes the S/360 by years; it dates to the 709 if not before. See, e.g., the FAP manual on bitsavers. Page number? Gary Weinhold Senior Application Architect

Re: *-*

2020-05-01 Thread Gary Weinhold
The expression *-* in FAP (Fortran assembler) has an identical meaning to 360/370 assembler; however the usage in FAP does not appear to extend to denoting a length value in an instruction. The explanation by the professor appears to me to provide a helpful way to assist students in learning the

Re: *-*

2020-05-01 Thread Martin Ward
On 01/05/2020 05:07, Seymour J Metz wrote: The usage precedes the S/360 by years; it dates to the 709 if not before. See, e.g., the FAP manual on bitsavers. Page number? -- Martin Dr Martin Ward | Email: mar...@gkc.org.uk | http://www.gkc.org.uk G.K.Chesterton site:

Re: *-*

2020-05-01 Thread jbaker
The origin was explained to us as I described. As far as how back it goes prior the timeframe I detailed, I am unable to say. The instructor was a PhD, so I would not categorize him as uninformed. In addition to the S/360 that we had at the university, we had an IBM 1620, an IBM 709x (I don't