PCONFIG
REG0=XED_REG_EAX:rw:SUPP:d:u32 REG1=XED_REG_EBX:crw:SUPP:d:u32 REG2=XED_REG_ECX:crw:SUPP:d:u32 REG3=XED_REG_EDX:crw:SUPP:d:u32 REG0=XED_REG_EAX:rw:SUPP:d:u32 REG1=XED_REG_RBX:crw:SUPP:q:u64 REG2=XED_REG_RCX:crw:SUPP:q:u64 REG3=XED_REG_RDX:crw:SUPP:q:u64
x86_64 X86_LEGACY PCONFIG PCONFIG source: xed
XED_PCONFIG PCONFIG64
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | 01 0F 01 |
| opcode_map | 0F |
| mandatory_prefix | - |
| has_modrm | True |
| modrm.reg = /0 | /0 |
| requires_mode | long |
| attributes | RING0 |
| cpl | 0 |
| raw_encoding | 0x0F 0x01 MOD[0b11] MOD=3 REG[0b000] RM[0b101] no_refining_prefix not64 0x0F 0x01 MOD[0b11] MOD=3 REG[0b000] RM[0b101] no_refining_prefix mode64 |
Operands (8)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | REG0 | REG | (=EAX) | d | RW | SUPPRESSED | MODRM_REG |
| 1 | REG1 | REG | (=EBX) | d | R | SUPPRESSED | MODRM_REG |
| 2 | REG2 | REG | (=ECX) | d | R | SUPPRESSED | MODRM_REG |
| 3 | REG3 | REG | (=EDX) | d | R | SUPPRESSED | MODRM_REG |
| 4 | REG4 | REG | (=EAX) | d | RW | SUPPRESSED | MODRM_REG |
| 5 | REG5 | REG | (=RBX) | q | R | SUPPRESSED | MODRM_REG |
| 6 | REG6 | REG | (=RCX) | q | R | SUPPRESSED | MODRM_REG |
| 7 | REG7 | REG | (=RDX) | q | R | SUPPRESSED | MODRM_REG |
Flag effects (6)
CF = SET_0
PF = SET_0
AF = SET_0
ZF = WRITE
SF = SET_0
OF = SET_0
Micro-ops sequence (0)
No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.