| // RUN: llvm-mc -triple aarch64-none-linux-gnu -show-encoding -mattr=+v8.4a < %s 2> %t | FileCheck %s --check-prefix=CHECK |
| // RUN: not llvm-mc -triple aarch64-none-linux-gnu -show-encoding -mattr=-v8.4a < %s 2>&1 | FileCheck %s --check-prefix=CHECK-NO-V84 |
| |
| //------------------------------------------------------------------------------ |
| // ARMV8.4-A Enhanced Support for Nested Virtualization |
| //------------------------------------------------------------------------------ |
| |
| mrs x0, VNCR_EL2 |
| msr VNCR_EL2, x0 |
| |
| // CHECK: mrs x0, VNCR_EL2 // encoding: [0x00,0x22,0x3c,0xd5] |
| // CHECK: msr VNCR_EL2, x0 // encoding: [0x00,0x22,0x1c,0xd5] |
| |
| //CHECK-NO-V84: error: expected readable system register |
| //CHECK-NO-V84-NEXT: mrs x0, VNCR_EL2 |
| //CHECK-NO-V84-NEXT: ^ |
| //CHECK-NO-V84-NEXT: error: expected writable system register or pstate |
| //CHECK-NO-V84-NEXT: msr VNCR_EL2, x0 |
| //CHECK-NO-V84-NEXT: ^ |
