BNDMOV

REG0=BND_R():w REG1=BND_B():r REG0=BND_R():w MEM0:r:q:u32 REG0=BND_R():w MEM0:r:q:u32 REG0=BND_R():w MEM0:r:dq:u64

x86_64 X86_LEGACY MPX MPX source: xed

XED_BNDMOV_X86_LEGACY_0F_1A_5108

Encoding

encoding_kindX86_LEGACY
opcode_bytes1A 0F 1A 0F 1A 0F 1A
opcode_map0F
mandatory_prefix-
has_modrmTrue
requires_modelong
cpl3
raw_encoding0x0F 0x1A MPXMODE=1 MOD[0b11] MOD=3 REG[rrr] RM[nnn] osz_refining_prefix REFINING66() 0x0F 0x1A MPXMODE=1 MOD[mm] MOD!=3 REG[rrr] RM[nnn] MODRM() osz_refining_prefix REFINING66() mode16 eamode32 0x0F 0x1A MPXMODE=1 MOD[mm] MOD!=3 REG[rrr] RM[nnn] MODRM() osz_refining_prefix REFINING66() mode32 eamode32 0x0F 0x1A MPXMODE=1 MOD[mm] MOD!=3 REG[rrr] RM[nnn] MODRM() osz_refining_prefix REFINING66() mode64

Operands (8)

# Role Kind Class / Reg Width Access Visibility Encoded in
0 REG0 REG w W EXPLICIT MODRM_REG
1 REG1 REG R EXPLICIT MODRM_REG
2 REG2 REG w W EXPLICIT MODRM_REG
3 MEM0 MEM q R EXPLICIT MODRM_RM
4 REG3 REG w W EXPLICIT MODRM_REG
5 MEM1 MEM q R EXPLICIT MODRM_RM
6 REG4 REG w W EXPLICIT MODRM_REG
7 MEM2 MEM R EXPLICIT MODRM_RM

Micro-ops sequence (0)

No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.