IBM PPC440X5 Manual

A SERVICE OF

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or

OR

PPC440x5 CPU Core User’s Manual Preliminary

Page 392 of 589

instrset.fm.

September 12, 2002

or

OR

(RA) ← (RS) ∨ (RB)

The contents of register RS is ORed with the contents of register RB; the result is placed into register RA.

Registers Altered

•RA

• CR[CR0] if Rc contains 1

or RA, RS, RB Rc=0

or. RA, RS, RB Rc=1

31 RS RA RB 444 Rc

0 6 11 16 21 31

Table 9-24. Extended Mnemonics for or, or.

Mnemonic Operands Function

Other Registers

Altered

mr

RT, RS

Move register.

(RT)

← (RS)

Extended mnemonic for

or RT,RS,RS

mr.

Extended mnemonic for

or. RT,RS,RS

CR[CR0]