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mulchwu
Multiply Cross Halfword to Word Unsigned
PPC440x5 CPU Core User’s Manual Preliminary
Page 374 of 589
instrset.fm.
September 12, 2002
mulchwu
Multiply Cross Halfword to Word Unsigned
(RT)
0
:
31
← (RA)
16:31
× (RB)
0:15
unsigned
The low-order halfword of RA is multiplied by the high-order halfword of RB, considering both source oper-
ands as unsigned integers. The 32-bit result is placed into register RT.
Registers Altered
•RT
• CR[CR0] if Rc contains 1
Architecture Note
This instruction is implementation-specific and programs which use this instruction may not be portable to
other PowerPC Book-E implementations. See Instruction Set Portability on page 250.
mulchwu RT, RA, RB Rc=0
mulchwu. RT, RA, RB Rc=1
4 RT RA RB 136 Rc
0 6 11 16 21 31