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Architecture
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MFHI Move From HI MFHI
31 26 25 16 15 11 10 6 5 0
SPECIAL
000000
0
00 0000 0000
rd
0
00000
MFHI
010000
6 10 5 5 6
Format :
MFHI rd
Description :
Loads the contents of special register HI into general-purpose register rd.
To guarantee correct operation even if an interrupt occurs, neither of the two instructions following
MFHI should be DIV or DIVU instructions which modify the HI register contents.
Operation :
T:
GPR[rd] ← HI
Exceptions :
None