|  | @ New ARMv8 A32 encodings | 
|  |  | 
|  | @ RUN: llvm-mc -triple armv8 -show-encoding < %s | FileCheck %s --check-prefix=CHECK-V8 | 
|  | @ RUN: not llvm-mc -triple armv7 -show-encoding < %s 2>&1 | FileCheck %s --check-prefix=CHECK-V7 | 
|  |  | 
|  | @ HLT | 
|  | hlt  #0 | 
|  | hlt  #65535 | 
|  | @ CHECK-V8: hlt  #0                       @ encoding: [0x70,0x00,0x00,0xe1] | 
|  | @ CHECK-V8: hlt  #65535                   @ encoding: [0x7f,0xff,0x0f,0xe1] | 
|  | @ CHECK-V7: error: instruction requires: armv8 | 
|  | @ CHECK-V7: error: instruction requires: armv8 | 
|  |  | 
|  | @ AL condition code allowable | 
|  | hltal  #0 | 
|  | @ CHECK-V8: hlt  #0                       @ encoding: [0x70,0x00,0x00,0xe1] | 
|  | @ CHECK-V7: error: instruction requires: armv8 | 
|  |  | 
|  | @------------------------------------------------------------------------------ | 
|  | @ DMB (v8 barriers) | 
|  | @------------------------------------------------------------------------------ | 
|  | dmb ishld | 
|  | dmb oshld | 
|  | dmb nshld | 
|  | dmb ld | 
|  |  | 
|  | @ CHECK-V8: dmb ishld @ encoding: [0x59,0xf0,0x7f,0xf5] | 
|  | @ CHECK-V8: dmb oshld @ encoding: [0x51,0xf0,0x7f,0xf5] | 
|  | @ CHECK-V8: dmb nshld @ encoding: [0x55,0xf0,0x7f,0xf5] | 
|  | @ CHECK-V8: dmb ld @ encoding: [0x5d,0xf0,0x7f,0xf5] | 
|  | @ CHECK-V7: error: invalid operand for instruction | 
|  | @ CHECK-V7: error: invalid operand for instruction | 
|  | @ CHECK-V7: error: invalid operand for instruction | 
|  | @ CHECK-V7: error: invalid operand for instruction | 
|  |  | 
|  | @------------------------------------------------------------------------------ | 
|  | @ DSB (v8 barriers) | 
|  | @------------------------------------------------------------------------------ | 
|  | dsb ishld | 
|  | dsb oshld | 
|  | dsb nshld | 
|  | dsb ld | 
|  |  | 
|  | @ CHECK-V8: dsb ishld @ encoding: [0x49,0xf0,0x7f,0xf5] | 
|  | @ CHECK-V8: dsb oshld @ encoding: [0x41,0xf0,0x7f,0xf5] | 
|  | @ CHECK-V8: dsb nshld @ encoding: [0x45,0xf0,0x7f,0xf5] | 
|  | @ CHECK-V8: dsb ld @ encoding: [0x4d,0xf0,0x7f,0xf5] | 
|  | @ CHECK-V7: error: invalid operand for instruction | 
|  | @ CHECK-V7: error: invalid operand for instruction | 
|  | @ CHECK-V7: error: invalid operand for instruction | 
|  | @ CHECK-V7: error: invalid operand for instruction | 
|  |  | 
|  | @------------------------------------------------------------------------------ | 
|  | @ SEVL | 
|  | @------------------------------------------------------------------------------ | 
|  | sevl | 
|  |  | 
|  | @ CHECK-V8: sevl @ encoding: [0x05,0xf0,0x20,0xe3] | 
|  | @ CHECK-V7: instruction requires: armv8 |