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Have added. -----Original Message----- From: Hu, Lin1 =20 Sent: Tuesday, January 16, 2024 4:19 PM To: binutils@sourceware.org Subject: [PATCH] x86: support APX forms of U{RD,WR}MSR > @@ -3482,11 +3482,13 @@ eretu, 0xf30f01ca, FRED, NoSuf, {} // USER_MSR=20 > instructions. >=20 > urdmsr, 0xf20f38f8, USER_MSR, RegMem|NoSuf|NoRex64, { Reg64, Reg64 }=20 > -urdmsr, 0xf2f8/0, USER_MSR, Modrm|Vex128|VexMap7|VexW0|NoSuf, {=20 > Imm32, Reg64 } > +urdmsr, 0xf2f8, USER_MSR&APX_F, RegMem|EVexMap4|VexW0|NoSuf, { Reg64,=20 > +Reg64 } urdmsr, 0xf2f8/0, APX_F(USER_MSR),=20 > +Modrm|Vex128|VexMap7|EVex128|VexW0|NoSuf, > { Imm32, Reg64 } > uwrmsr, 0xf30f38f8, USER_MSR, Modrm|NoSuf|NoRex64, { Reg64, Reg64 } > +uwrmsr, 0xf3f8, USER_MSR&APX_F, Modrm||EVexMap4|VexW0|NoSuf, { Reg64,=20 > +Reg64 } > // Immediates want to be first; md_assemble() takes care of swapping=20 > operands // accordingly. > -uwrmsr, 0xf3f8/0, USER_MSR, Modrm|Vex128|VexMap7|VexW0|NoSuf, {=20 > Imm32, Reg64 } > +uwrmsr, 0xf3f8/0, APX_F(USER_MSR),=20 > +Modrm|Vex128|VexMap7|EVex128|VexW0|NoSuf, > { Imm32, Reg64 } I think change the space name from VexMap7 to SpaceMap7 will be better. BRs, Lin