FUCOMIP

X87_ALU FCOMI x86_64

2 encoding forms.

X86_FUCOMIP_X86_LEGACY_ONEBYTE_DF_10310
st(i)
X86_LEGACY DF FPU
XED_FUCOMIP_X86_LEGACY_ONEBYTE_DF_783919
REG0=XED_REG_ST0:r:IMPL:f80 REG1=X87():r:f80 REG2=XED_REG_X87POP:r:SUPP REG3=XED_REG_X87STATUS:w:SUPP
X86_LEGACY DF /5 FCOMI