insertq $4,$2,%xmm2,%ebx # The last operand must be XMM register.
.intel_syntax noprefix
cmpxchg16b dword ptr [rax] # Must be oword
+ movq xmm1, XMMWORD PTR [rsp]
+ movq xmm1, DWORD PTR [rsp]
+ movq xmm1, WORD PTR [rsp]
+ movq xmm1, BYTE PTR [rsp]
+ movq XMMWORD PTR [rsp],xmm1
+ movq DWORD PTR [rsp],xmm1
+ movq WORD PTR [rsp],xmm1
+ movq BYTE PTR [rsp],xmm1