PSUBW

MMX PENTIUMMMX x86_64

4 encoding forms.

X86_PSUBW_X86_LEGACY_0F_F9_242698
mm, mm/m64
X86_LEGACY F9 /r MMX
X86_PSUBW_X86_LEGACY_0F_F9_898451
xmm, xmm/m128
X86_LEGACY F9 /r SSE2
XED_PSUBW_X86_LEGACY_0F_F9_2243
REG0=MMX_R():rw:q MEM0:r:q REG0=MMX_R():rw:q REG1=MMX_B():r:q
X86_LEGACY F9 0F F9 /r PENTIUMMMX
XED_PSUBW_X86_LEGACY_0F_F9_761022
REG0=XMM_R():rw:dq MEM0:r:dq REG0=XMM_R():rw:dq REG1=XMM_B():r:dq
X86_LEGACY F9 0F F9 /r SSE2