sh-dis/sh4/OCBI @Rn
Zack Buhman 4dd67c7204 sh4: fix manual typos for SH2 instructions
These changes fix logical consistency and correctness issues with the
instruction definitions as printed in the manual.

The most serious issues were:

- div0u/div0s/div1 use `m` as a temporary variable which
  contradicts the existence of the `m` register number

- missing semicolons

- inconsistent references to immediate and displacement variable names
2024-04-21 13:16:14 +08:00

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0000nnnn10010011
op1 ← SignExtend32(Rn);
IF (AddressUnavailable(op1))
THROW WADDERR, op1;
IF (MMU() AND DataAccessMiss(op1))
THROW WTLBMISS, op1;
IF (MMU() AND WriteProhibited(op1))
THROW WRITEPROT, op1;
IF (MMU() AND NOT DirtyBit(op1))
THROW FIRSTWRITE, op1;
OCBI(op1);