SMLAxy, SMLAWy, SMULWy, SMLALxy, SMULxy, QADD, QSUB, QDADD and QDSUB were decoded as compare data processing that writes no register; the ARM926EJ-S implements them. The interpreter now executes them with the Q flag and the JIT leaves them to it. Adds ARMv5TEEnhancedDSPInstructions. Co-Authored-By: Claude Opus 5.5 <[email protected]>