> it's not only for convenience.
> Branch relative is also more efficient because it does not need TLB
> lookups for base/index register values.
<snip>
Say what?
If you think this, you don't understand the hardware. There is no
connection between the TLB and address generation for a branch. Use of
branch relative has no effect on the speed of branching.
Greg
Greg Dyck
z/OS Core Technology Design
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