RE: Inquiry about brl statement

From: Luck, Tony <tony.luck_at_intel.com>
Date: 2007-04-28 04:49:54
> As I remember it, a taken branch acts as a stop whereas a non-taken
> branch doesn't (so if no explicit stop bit is following a branch, then
> it must be OK for the entire group to be executed in parallel).  I
> suppose it's possible the definition changed or that my (admittedly
> bad) memory is playing tricks on me. ;-)

The SDM page for "brl" doesn't look to have any get-out-of stop-bits-free
option.  It says:

 "This instruction must be immediately followed by a stop; otherwise
  its behaviour is undefined."

-Tony
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Received on Sat Apr 28 13:10:12 2007

This archive was generated by hypermail 2.1.8 : 2007-04-28 13:10:39 EST