XSAVE64

XSAVE XSAVE x86_64

2 encoding forms.

X86_XSAVE64_X86_LEGACY_0F_AE_142973
mem,
X86_LEGACY AE /4 XSAVE
XED_XSAVE64_X86_LEGACY_0F_AE_853270
MEM0:rw:mxsave REG0=XED_REG_EDX:r:SUPP REG1=XED_REG_EAX:r:SUPP REG2=XED_REG_XCR0:r:SUPP
X86_LEGACY AE /4 XSAVE