Mode switching bloats the instruction count by shifting in and out. RISC-V does well here. If there's a criticism, it's that the two bytes on 32-bit instructio

Mode switching bloats the instruction count by shifting in and out. RISC-V does well here. If there's a criticism, it's that the two bytes on 32-bit instructions mean the total instruction range is MUCH smaller overall until you switch to 48-bit instructions which are then much bigger.