PUSHFQ
REG0=XED_REG_STACKPUSH:rw:q:SUPP REG1=XED_REG_RFLAGS:r:SUPP:q:u64 REG0=XED_REG_STACKPUSH:rw:q:SUPP REG1=XED_REG_RFLAGS:r:SUPP:q:u64
x86_64 X86_LEGACY PUSH LONGMODE source: xed
XED_PUSHFQ_X86_LEGACY_ONEBYTE_9C_397470
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | 9C 9C |
| opcode_map | ONEBYTE |
| mandatory_prefix | - |
| has_modrm | False |
| rex_w | 1 |
| requires_mode | long |
| cpl | 3 |
| raw_encoding | 0x9C mode64 norexw_prefix no66_prefix DF64() 0x9C mode64 rexw_prefix DF64() |
Operands (4)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | REG0 | REG | q | RW | SUPPRESSED | MODRM_REG | |
| 1 | REG1 | REG | (=RFLAGS) | q | R | SUPPRESSED | MODRM_REG |
| 2 | REG2 | REG | q | RW | SUPPRESSED | MODRM_REG | |
| 3 | REG3 | REG | (=RFLAGS) | q | R | SUPPRESSED | MODRM_REG |
Flag effects (9)
CF = READ
PF = READ
AF = READ
ZF = READ
SF = READ
TF = READ
IF = READ
DF = READ
OF = READ
Micro-ops sequence (0)
No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.