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Rotate right (register or immediate) Pseudo-instruction

Sets $t1 to $t2 rotated right by the amount in $t3, or by a 5-bit immediate.

Forms

  • Set $t1 to ($t2 rotated right by number of bit positions specified in 5-bit immediate)

Operands

$t1
Any general-purpose register, $0 to $31, using its numeric or named spelling, such as $8 or $t0 ($zero is $0; $ra is $31).
$t2
A general-purpose register. It may be the same register as $t1.
$t3
A general-purpose register. It may be the same register as $t1.
imm5
An unsigned 5-bit immediate, 0 to 31, used for values such as a shift count. 
# Shift or rotate an initialized word; inspect $t2: 0x20000001.
li $t0, 0x12
ror $t2, $t0, 4