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Table B-2. Invalid Fonns with Reserved Fields (Bit 31 Exclusive) (Continued)
6
6
6
6
9
9
11
11
14
16
21
Mnemonic
6
to
to
to
to
9
to
to
11
to
to
to
15
to
20
21
to
31
10
15
20
29
10
15
15
20
20
20
25
mfsrln
x
x
tlble
x
x
mttb
x
x
mttbu
x
x
tlbsync
x
•
B.3 Invalid Form with Only Bit 31 Set
The following instructions generate invalid instruction forms if only bit 31 is set in the
instruction:
•
cror
•
en.or
•
crnand
•
crnor
•
crandc
•
creqv
•
crorc
•
lbzx
•
lbzux
•
lhzx
•
lhzux
•
lhax
•
lhaux
•
lwzx
•
lwzux
•
stbx
•
stbux
•
sthx
•
sthux
-
•
stwx
•
stwux
•
lhbrx.
•
lwbrx.
•
sthbrx.
Appendix B. Invalid Instruction Forms
8·5
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