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mtmsr
Move To Machine State Register
Preliminary PPC440x5 CPU Core User’s Manual
instrset.fm.
September 12, 2002 Page 369 of 589
mtmsr
Move To Machine State Register
(MSR) ← (RS)
The contents of register RS are placed into the MSR.
If instruction bit 31 contains 1, the contents of CR[CR0] are undefined.
Registers Altered
• MSR
Invalid Instruction Forms
• Reserved fields
Programming Note
The mtmsr instruction is privileged and execution synchronizing (see Execution Synchronization on
page 83).
mtmsr RS
31 RS 146
0 6 11 21 31