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1// TRBE RO System register2//3// RUN: not llvm-mc -triple aarch64 -show-encoding < %s 2>&1 | FileCheck %s4 5// Write to system register6msr TRBIDR_EL1, x07 8// CHECK: expected writable system register or pstate9// CHECK-NEXT: msr TRBIDR_EL1, x010