RDPID
REG0=GPR32_B():w:d:u32 REG1=XED_REG_TSCAUX:r:SUPP:d:u32
x86_64 X86_LEGACY RDPID RDPID source: xed
XED_RDPID_GPR32u32
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | C7 |
| opcode_map | 0F |
| mandatory_prefix | - |
| has_modrm | True |
| modrm.reg = /7 | /7 |
| cpl | 3 |
| raw_encoding | 0x0F 0xC7 MOD[0b11] MOD=3 REG[0b111] RM[nnn] f3_refining_prefix not64 |
Operands (2)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | REG0 | REG | w | W | EXPLICIT | MODRM_REG | |
| 1 | REG1 | REG | d | R | SUPPRESSED | MODRM_REG |
Micro-ops sequence (0)
No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.