On Wed, 8 Sep 2010 13:35:55 -0500, McKown, John <[email protected]> wrote:
> >Why do I get the messages below for the LLILF instruction? Obviously, HLASM >thinks LLILF should have a 64 bit register, despite the fact that I'm only >loading the lower half (fullword) of the register. Is it due to lumping the >LLI.. instructions together since the variants affect differing portions of >the 64 bit register? >From the PoPs, with my emphasis: <quote> The second operand is placed in bit positions of the first operand. >>>>>The remainder of the first operand is set to zeros.<<<<< </quote> So, all variants set all 64 bits, as I read it. -- Walt Farrell IBM STSM, z/OS Security Design
