| // RUN: llvm-mc -triple aarch64 -mattr=+dotprod -show-encoding < %s | FileCheck %s  --check-prefix=CHECK-DOTPROD | 
 | // RUN: llvm-mc -triple aarch64 -mcpu=cortex-a75 -show-encoding < %s | FileCheck %s --check-prefix=CHECK-DOTPROD | 
 | // RUN: llvm-mc -triple aarch64 -mcpu=cortex-a55 -show-encoding < %s | FileCheck %s --check-prefix=CHECK-DOTPROD | 
 | // RUN: not llvm-mc -triple aarch64 -mattr=+v8.2a -show-encoding < %s 2> %t | 
 | // RUN: FileCheck --check-prefix=CHECK-NO-DOTPROD < %t %s | 
 |  | 
 | udot v0.2s, v1.8b, v2.8b | 
 | sdot v0.2s, v1.8b, v2.8b | 
 | udot v0.4s, v1.16b, v2.16b | 
 | sdot v0.4s, v1.16b, v2.16b | 
 | udot v0.2s, v1.8b, v2.4b[0] | 
 | sdot v0.2s, v1.8b, v2.4b[1] | 
 | udot v0.4s, v1.16b, v2.4b[2] | 
 | sdot v0.4s, v1.16b, v2.4b[3] | 
 |  | 
 | // Check that the upper case types are aliases | 
 | udot v0.2S, v1.8B, v2.4B[0] | 
 | udot v0.4S, v1.16B, v2.4B[2] | 
 |  | 
 | // CHECK-DOTPROD:  udot  v0.2s, v1.8b, v2.8b     // encoding: [0x20,0x94,0x82,0x2e] | 
 | // CHECK-DOTPROD:  sdot  v0.2s, v1.8b, v2.8b     // encoding: [0x20,0x94,0x82,0x0e] | 
 | // CHECK-DOTPROD:  udot  v0.4s, v1.16b, v2.16b   // encoding: [0x20,0x94,0x82,0x6e] | 
 | // CHECK-DOTPROD:  sdot  v0.4s, v1.16b, v2.16b   // encoding: [0x20,0x94,0x82,0x4e] | 
 | // CHECK-DOTPROD:  udot  v0.2s, v1.8b, v2.4b[0]  // encoding: [0x20,0xe0,0x82,0x2f] | 
 | // CHECK-DOTPROD:  sdot  v0.2s, v1.8b, v2.4b[1]  // encoding: [0x20,0xe0,0xa2,0x0f] | 
 | // CHECK-DOTPROD:  udot  v0.4s, v1.16b, v2.4b[2] // encoding: [0x20,0xe8,0x82,0x6f] | 
 | // CHECK-DOTPROD:  sdot  v0.4s, v1.16b, v2.4b[3] // encoding: [0x20,0xe8,0xa2,0x4f] | 
 |  | 
 | // CHECK-DOTPROD:  udot  v0.2s, v1.8b, v2.4b[0]  // encoding: [0x20,0xe0,0x82,0x2f] | 
 | // CHECK-DOTPROD:  udot  v0.4s, v1.16b, v2.4b[2] // encoding: [0x20,0xe8,0x82,0x6f] | 
 |  | 
 | // CHECK-NO-DOTPROD: error: instruction requires: dotprod | 
 | // CHECK-NO-DOTPROD: udot v0.2s, v1.8b, v2.8b | 
 | // CHECK-NO-DOTPROD: ^ | 
 | // CHECK-NO-DOTPROD: error: instruction requires: dotprod | 
 | // CHECK-NO-DOTPROD: sdot v0.2s, v1.8b, v2.8b | 
 | // CHECK-NO-DOTPROD: ^ | 
 | // CHECK-NO-DOTPROD: error: instruction requires: dotprod | 
 | // CHECK-NO-DOTPROD: udot v0.4s, v1.16b, v2.16b | 
 | // CHECK-NO-DOTPROD: ^ | 
 | // CHECK-NO-DOTPROD: error: instruction requires: dotprod | 
 | // CHECK-NO-DOTPROD: sdot v0.4s, v1.16b, v2.16b | 
 | // CHECK-NO-DOTPROD: ^ | 
 | // CHECK-NO-DOTPROD: error: instruction requires: dotprod | 
 | // CHECK-NO-DOTPROD: udot v0.2s, v1.8b, v2.4b[0] | 
 | // CHECK-NO-DOTPROD: ^ | 
 | // CHECK-NO-DOTPROD: error: instruction requires: dotprod | 
 | // CHECK-NO-DOTPROD: sdot v0.2s, v1.8b, v2.4b[1] | 
 | // CHECK-NO-DOTPROD: ^ | 
 | // CHECK-NO-DOTPROD: error: instruction requires: dotprod | 
 | // CHECK-NO-DOTPROD: udot v0.4s, v1.16b, v2.4b[2] | 
 | // CHECK-NO-DOTPROD: ^ | 
 | // CHECK-NO-DOTPROD: error: instruction requires: dotprod | 
 | // CHECK-NO-DOTPROD: sdot v0.4s, v1.16b, v2.4b[3] | 
 | // CHECK-NO-DOTPROD: ^ | 
 |  | 
 | // CHECK-NO-DOTPROD: error: instruction requires: dotprod | 
 | // CHECK-NO-DOTPROD: udot v0.2S, v1.8B, v2.4B[0] | 
 | // CHECK-NO-DOTPROD: ^ | 
 | // CHECK-NO-DOTPROD: error: instruction requires: dotprod | 
 | // CHECK-NO-DOTPROD: udot v0.4S, v1.16B, v2.4B[2] | 
 | // CHECK-NO-DOTPROD: ^ |