FWIW: Around a year ago, z/XDC became a product that uses TRAP2. It gives the user the option of using TRAP2 or X'00' opcodes for breakpoints. It yields some performance improvement, but not as much as I had hoped.

Dave Cole
ColeSoft Marketing
414 Third Street, NE
Charlottesville, VA 22902
EADDRESS:    <mailto:dbc...@colesoft.com>dbc...@colesoft.com

Home page:   www.colesoft.com
LinkedIn:    www.xdc.com
Facebook:    www.facebook.com/colesoftware
YouTube:     www.youtube.com/user/colesoftware

Tools:       <http://www.colesoft.com/zxdc/>z/XDC for Assembler debugging
<http://www.colesoft.com/c/>c<http://www.colesoft.com/c/>/XDC for C debugging





At 6/21/2019 07:33 AM, John McKown wrote:
On Thu, Jun 20, 2019 at 5:41 PM Chuck <ch...@arneycomputer.com> wrote:

> The TRAP Instructions work fine John. You have used a product that uses
> them.
>
I do? I don't know which product that is. Or is "you" a generic in this
case?



>
> Chuck Arney
>
>
--
Money is the root of all evil.
Evil is the root of all money.
With that in mind, money is made by the government ...

Maranatha! <><
John McKown

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