On Mon, 14 May 2018 07:14:40 -0500, Tom Marchant <m42tom-ibmm...@yahoo.com> wrote:
>In all of this, I don't remember the OP ever mentioning saving and restoring >the 64-bit registers. Without doing that the calling conventions are violated, >and you are breaking any AMODE(64) caller. The intention was for this to be used by a 32-bit program, that only executes 32-bit instructions, that only ever change 32-bit registers, which means that you only need to save and restore 32-bit registers. BFN. Paul. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN