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      1 // RUN: llvm-mc -triple=aarch64-none-linux-gnu -mattr=+neon -show-encoding < %s | FileCheck %s
      2 
      3 // Check that the assembler can handle the documented syntax for AArch64
      4 
      5 //------------------------------------------------------------------------------
      6 // Unsigned integer lengthen (vector)
      7 //------------------------------------------------------------------------------
      8         uxtl v0.8h, v1.8b
      9         uxtl v0.4s, v1.4h
     10         uxtl v0.2d, v1.2s
     11 
     12 // CHECK: ushll v0.8h, v1.8b, #0        // encoding: [0x20,0xa4,0x08,0x2f]
     13 // CHECK: ushll v0.4s, v1.4h, #0        // encoding: [0x20,0xa4,0x10,0x2f]
     14 // CHECK: ushll v0.2d, v1.2s, #0        // encoding: [0x20,0xa4,0x20,0x2f]
     15 
     16 //------------------------------------------------------------------------------
     17 // Unsigned integer lengthen (vector, second part)
     18 //------------------------------------------------------------------------------
     19 
     20         uxtl2 v0.8h, v1.16b
     21         uxtl2 v0.4s, v1.8h
     22         uxtl2 v0.2d, v1.4s
     23 
     24 // CHECK: ushll2 v0.8h, v1.16b, #0       // encoding: [0x20,0xa4,0x08,0x6f]
     25 // CHECK: ushll2 v0.4s, v1.8h, #0        // encoding: [0x20,0xa4,0x10,0x6f]
     26 // CHECK: ushll2 v0.2d, v1.4s, #0        // encoding: [0x20,0xa4,0x20,0x6f]
     27