The immediate character is $
for Unix compatibility, not
#
as DEC writes it.
The indirect character is *
for Unix compatibility, not
@
as DEC writes it.
The displacement sizing character is `
(an accent grave) for
Unix compatibility, not ^
as DEC writes it. The letter
preceding `
may have either case. G
is not
understood, but all other letters (b i l s w
) are understood.
Register names understood are r0 r1 r2 ... r15 ap fp sp
pc
. Upper and lower case letters are equivalent.
For instance
tstb *w`$4(r5)
Any expression is permitted in an operand. Operands are comma separated.