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// RUN: llvm-mc -triple aarch64 -show-encoding -mattr=+rand < %s | FileCheck %s
// RUN: not llvm-mc -triple aarch64 -show-encoding -mattr=+v8.5a < %s 2>&1 | FileCheck %s --check-prefix=NORAND
// RUN: not llvm-mc -triple aarch64 -show-encoding -mattr=-rand < %s 2>&1 | FileCheck %s --check-prefix=NORAND
mrs x0, rndr
mrs x1, rndrrs
// CHECK: mrs x0, RNDR // encoding: [0x00,0x24,0x3b,0xd5]
// CHECK: mrs x1, RNDRRS // encoding: [0x21,0x24,0x3b,0xd5]
// NORAND: expected readable system register
// NORAND-NEXT: rndr
// NORAND: expected readable system register
// NORAND-NEXT: rndrrs