| Value | Meaning |
|---|---|
| invalid0 | Invalid |
| reg | Register operand (Arm64Register) |
| imm | Immediate operand (long) |
| mem | Memory operand (Arm64OpMem) |
| fp | Floating-point operand (double) |
| cimm64 | C-Immediate (long) |
| reg_mrs | MRS register operand (Arm64Register) |
| reg_msr | MSR register operand (Arm64Register) |
| pstate | P-state operand (Arm64PState) |
| sys | Sys operand for ic/dc/at/tlbi instructions (uint) |
| prefetch | Prefetch operand prfm (Arm64PrefetchOp) |
| barrier | Memory barrier operand for isb/dmb/dsb instructions (Arm64BarrierOp) |
Operand type for instruction's operands