PREFETCHIT1

MEM0:r:mprefetch

x86_64 X86_LEGACY PREFETCH ICACHE_PREFETCH source: xed

XED_PREFETCHIT1_MEMu8

Encoding

encoding_kindX86_LEGACY
opcode_bytes18
opcode_map0F
mandatory_prefix-
has_modrmTrue
modrm.reg = /6/6
attributesPREFETCH
cpl3
raw_encoding0x0F 0x18 MOD[mm] MOD!=3 REG[0b110] RM[nnn] MODRM() PREFETCHIT=1

Operands (1)

# Role Kind Class / Reg Width Access Visibility Encoded in
0 MEM0 MEM R EXPLICIT MODRM_RM

Micro-ops sequence (0)

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