MOVQ

MEM0:w:q REG0=XMM_R():r:q REG0=XMM_R():w:dq MEM0:r:q

x86_64 X86_LEGACY DATAXFER SSE2 source: xed

XED_MOVQ_MEMq_XMMq_0F7E MOVQ_XMMdq_MEMq_0F7E

Encoding

encoding_kindX86_LEGACY
opcode_bytes7E 0F 7E
opcode_map0F
mandatory_prefix-
has_modrmTrue
rex_w1
requires_modelong
exception_classSSE_TYPE_5
cpl3
raw_encoding0x0F 0x7E osz_refining_prefix MOD[mm] MOD!=3 REG[rrr] RM[nnn] REFINING66() mode64 rexw_prefix MODRM() 0x0F 0x7E f3_refining_prefix MOD[mm] MOD!=3 REG[rrr] RM[nnn] IGNORE66() MODRM()

Operands (4)

# Role Kind Class / Reg Width Access Visibility Encoded in
0 MEM0 MEM w W EXPLICIT MODRM_RM
1 REG0 REG q R EXPLICIT MODRM_REG
2 REG1 REG w W EXPLICIT MODRM_REG
3 MEM1 MEM q R EXPLICIT MODRM_RM

Micro-ops sequence (0)

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