UCOMISS

xmm[31:0], xmm[31:0]/m32

x86_64 X86_LEGACY SSE SSE source: asmjit

X86_UCOMISS_X86_LEGACY_0F_2E_277490

Encoding

encoding_kindX86_LEGACY
opcode_bytes2E
opcode_map0F
mandatory_prefix-
has_modrmTrue
raw_encoding[RM] NP 0F 2E /r

Operands (2)

# Role Kind Class / Reg Width Access Visibility Encoded in
0 OP0 REG RW EXPLICIT
1 OP1 REG R EXPLICIT

Flag effects (6)

CF = WRITE PF = WRITE 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.