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1// RUN: llvm-mc -triple aarch64-none-linux-gnu -show-encoding -mattr=+v8.4a < %s 2> %t | FileCheck %s --check-prefix=CHECK2// RUN: not llvm-mc -triple aarch64-none-linux-gnu -show-encoding -mattr=-v8.4a < %s 2>&1 | FileCheck %s --check-prefix=CHECK-NO-V843 4//------------------------------------------------------------------------------5// ARMV8.4-A Enhanced Support for Nested Virtualization6//------------------------------------------------------------------------------7 8mrs x0, VNCR_EL29msr VNCR_EL2, x010 11// CHECK: mrs x0, VNCR_EL2 // encoding: [0x00,0x22,0x3c,0xd5]12// CHECK: msr VNCR_EL2, x0 // encoding: [0x00,0x22,0x1c,0xd5]13 14//CHECK-NO-V84: error: expected readable system register15//CHECK-NO-V84-NEXT: mrs x0, VNCR_EL216//CHECK-NO-V84-NEXT: ^17//CHECK-NO-V84-NEXT: error: expected writable system register or pstate18//CHECK-NO-V84-NEXT: msr VNCR_EL2, x019//CHECK-NO-V84-NEXT: ^20