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ARM Instruction CMN

Compare negated

CMN

Thumb syntax (narrow, v4T)

CMNRn, RmSee [1]

Thumb syntax (wide, v6T2)

CMNRn, #constSee [2]
CMNRn, Rm, shiftSee [3]

Arm syntax (v4T)

CMNRn, #constSee [4]
CMNRn, Rm, shiftSee [5]

Notes

  1. Rn, Rm must be R0…R7
  2. RnPC; const is one of $00xx00xx, $xx00xx00, $xxxxxxxx, $xx LSL 024
  3. Rn, RmPC; RmSP; shift is one of LSL #031, LSR #132, ASR #132, RRX
  4. RnPC; const is $xx ROR 2n
  5. Rn, RmPC; RmSP; shift is one of LSL #031/Rs, LSR #132/Rs, ASR #132/Rs, ROR #131/Rs, RRX