+ AMD64_MXCSR_REGNUM = AMD64_XMM0_REGNUM + 16,
+ AMD64_YMM0H_REGNUM, /* %ymm0h */
+ AMD64_YMM15H_REGNUM = AMD64_YMM0H_REGNUM + 15,
+ AMD64_BND0R_REGNUM = AMD64_YMM15H_REGNUM + 1,
+ AMD64_BND3R_REGNUM = AMD64_BND0R_REGNUM + 3,
+ AMD64_BNDCFGU_REGNUM,
+ AMD64_BNDSTATUS_REGNUM,
+ AMD64_XMM16_REGNUM,
+ AMD64_XMM31_REGNUM = AMD64_XMM16_REGNUM + 15,
+ AMD64_YMM16H_REGNUM,
+ AMD64_YMM31H_REGNUM = AMD64_YMM16H_REGNUM + 15,
+ AMD64_K0_REGNUM,
+ AMD64_K7_REGNUM = AMD64_K0_REGNUM + 7,
+ AMD64_ZMM0H_REGNUM,
+ AMD64_ZMM31H_REGNUM = AMD64_ZMM0H_REGNUM + 31,
+ AMD64_PKRU_REGNUM,
+ AMD64_FSBASE_REGNUM,
+ AMD64_GSBASE_REGNUM