RDMSR

SYSTEM APX_F_MSR_IMM x86_64

4 encoding forms.

X86_RDMSR_X86_LEGACY_ONEBYTE_F6_856550
r64, imm32
X86_LEGACY F6 MSR_IMM
XED_RDMSR_GPR64u64_IMM32
REG0=VGPR64_B():w:q:u64 IMM0:r:d REG1=XED_REG_MSRS:r:SUPP
X86_LEGACY F6 /0 MSR_IMM
XED_RDMSR_GPR64u64_IMM32_APX
REG0=GPR64_B():w:q:u64 IMM0:r:d REG1=XED_REG_MSRS:r:SUPP
X86_LEGACY F6 /0 APX_F_MSR_IMM
XED_RDMSR_X86_LEGACY_0F_32_873508
REG0=XED_REG_EAX:w:SUPP REG1=XED_REG_EDX:w:SUPP REG2=XED_REG_ECX:r:SUPP REG3=XED_REG_MSRS:r:SUPP
X86_LEGACY 32 PENTIUMREAL