PTWRITE
REG0=GPRy_B():r MEM0:r:y
x86_64 X86_LEGACY PTWRITE PTWRITE source: xed
XED_PTWRITE_X86_LEGACY_0F_AE_790190
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | AE 0F AE |
| opcode_map | 0F |
| mandatory_prefix | - |
| has_modrm | True |
| modrm.reg = /4 | /4 |
| cpl | 3 |
| raw_encoding | 0x0F 0xAE MOD[0b11] MOD=3 REG[0b100] RM[nnn] f3_refining_prefix no66_prefix 0x0F 0xAE MOD[mm] MOD!=3 REG[0b100] RM[nnn] f3_refining_prefix no66_prefix MODRM() |
Operands (2)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | REG0 | REG | R | EXPLICIT | MODRM_REG | ||
| 1 | MEM0 | MEM | y | R | EXPLICIT | MODRM_RM |
Micro-ops sequence (0)
No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.