Re: LNKEDT 64-bit mode assembler in AMODE 31

[Brite]

I compared to the performance of same programs before they were converted to 
64-bit. How do those 64-bit instructions (e.g. LGR, STMG, LMG) work in 31-bit 
AMODE? This is the first I have to deal with 64-bit mode.