hlt, 0, 0xf4, None, 1, 0, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
-nop, 1, 0xf1f, 0x0, 2, Cpu686, Modrm|No_bSuf|No_sSuf|No_ldSuf, { Reg16|Reg32|Reg64|Word|Dword|Qword|Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
+nop, 1, 0xf1f, 0x0, 2, CpuNop, Modrm|No_bSuf|No_sSuf|No_ldSuf, { Reg16|Reg32|Reg64|Word|Dword|Qword|Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
// nop is actually "xchg %ax,%ax" in 16bit mode, "xchg %eax,%eax" in
// 32bit mode and "xchg %rax,%rax" in 64bit mode.
fxrstor64, 1, 0xfae, 0x1, 2, Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|Rex64, { Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
rdpmc, 0, 0xf33, None, 2, Cpu686, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
// official undefined instr.
-ud2, 0, 0xf0b, None, 2, Cpu686, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+ud2, 0, 0xf0b, None, 2, Cpu186, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
// alias for ud2
-ud2a, 0, 0xf0b, None, 2, Cpu686, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+ud2a, 0, 0xf0b, None, 2, Cpu186, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
// 2nd. official undefined instr.
-ud2b, 0, 0xfb9, None, 2, Cpu686, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+ud1, 0, 0xfb9, None, 2, Cpu186, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
+// alias for ud1
+ud2b, 0, 0xfb9, None, 2, Cpu186, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { 0 }
cmovo, 2, 0xf40, None, 2, Cpu686, Modrm|No_bSuf|No_sSuf|No_ldSuf, { Reg16|Reg32|Reg64|Word|Dword|Qword|Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
cmovno, 2, 0xf41, None, 2, Cpu686, Modrm|No_bSuf|No_sSuf|No_ldSuf, { Reg16|Reg32|Reg64|Word|Dword|Qword|Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S, Reg16|Reg32|Reg64 }
xgetbv, 0, 0xf01, 0xd0, 2, CpuXsave, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt, { 0 }
xsetbv, 0, 0xf01, 0xd1, 2, CpuXsave, No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt, { 0 }
+// xsaveopt
+xsaveopt, 1, 0xfae, 0x6, 2, CpuXsaveopt, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf, { Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
+xsaveopt64, 1, 0xfae, 0x6, 2, CpuXsaveopt|Cpu64, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_ldSuf|Rex64, { Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S }
+
// AES instructions.
aesdec, 2, 0x66de, None, 1, CpuAVX|CpuAES, Modrm|Vex|VexOpcode=1|VexVVVV=1|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|SSE2AVX, { Xmmword|Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
vpclmullqhqdq, 3, 0x6644, 0x10, 1, CpuAVX|CpuPCLMUL, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt, { Xmmword|Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM, RegXMM }
vpclmulhqhqdq, 3, 0x6644, 0x11, 1, CpuAVX|CpuPCLMUL, Modrm|Vex|VexOpcode=2|VexVVVV=1|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|ImmExt, { Xmmword|Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM, RegXMM }
+// FSGSBASE, RDRND and F16C
+
+rdfsbase, 1, 0xf30fae, 0x0, 2, CpuFSGSBase, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Reg64 }
+rdgsbase, 1, 0xf30fae, 0x1, 2, CpuFSGSBase, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Reg64 }
+rdrand, 1, 0xfc7, 0x6, 2, CpuRdRnd, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg16|Reg32|Reg64 }
+wrfsbase, 1, 0xf30fae, 0x2, 2, CpuFSGSBase, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Reg64 }
+wrgsbase, 1, 0xf30fae, 0x3, 2, CpuFSGSBase, Modrm|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Reg32|Reg64 }
+vcvtph2ps, 2, 0x6613, None, 1, CpuF16C, Modrm|Vex|VexOpcode=1|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Qword|Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM }
+vcvtph2ps, 2, 0x6613, None, 1, CpuF16C, Modrm|Vex=2|VexOpcode=1|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Xmmword|Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegYMM }
+vcvtps2ph, 3, 0x661d, None, 1, CpuF16C, Modrm|Vex|VexOpcode=2|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegXMM, Qword|Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM }
+vcvtps2ph, 3, 0x661d, None, 1, CpuF16C, Modrm|Vex=2|VexOpcode=2|VexW=1|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Imm8, RegYMM, Xmmword|Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM }
+
// FMA instructions
vfmadd132pd, 3, 0x6698, None, 1, CpuFMA, Modrm|Vex|VexOpcode=1|VexVVVV=1|VexW=2|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Xmmword|Unspecified|BaseIndex|Disp8|Disp16|Disp32|Disp32S|RegXMM, RegXMM, RegXMM }