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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 //------------------------------------------------------------------------------
      7 // Vector Integer Add
      8 //------------------------------------------------------------------------------
      9          add v0.8b, v1.8b, v2.8b
     10          add v0.16b, v1.16b, v2.16b
     11          add v0.4h, v1.4h, v2.4h
     12          add v0.8h, v1.8h, v2.8h
     13          add v0.2s, v1.2s, v2.2s
     14          add v0.4s, v1.4s, v2.4s
     15          add v0.2d, v1.2d, v2.2d
     16 
     17 // CHECK: add v0.8b, v1.8b, v2.8b        // encoding: [0x20,0x84,0x22,0x0e]
     18 // CHECK: add v0.16b, v1.16b, v2.16b     // encoding: [0x20,0x84,0x22,0x4e]
     19 // CHECK: add v0.4h, v1.4h, v2.4h        // encoding: [0x20,0x84,0x62,0x0e]
     20 // CHECK: add v0.8h, v1.8h, v2.8h        // encoding: [0x20,0x84,0x62,0x4e]
     21 // CHECK: add v0.2s, v1.2s, v2.2s        // encoding: [0x20,0x84,0xa2,0x0e]
     22 // CHECK: add v0.4s, v1.4s, v2.4s        // encoding: [0x20,0x84,0xa2,0x4e]
     23 // CHECK: add v0.2d, v1.2d, v2.2d        // encoding: [0x20,0x84,0xe2,0x4e]
     24 
     25 //------------------------------------------------------------------------------
     26 // Vector Integer Sub
     27 //------------------------------------------------------------------------------
     28          sub v0.8b, v1.8b, v2.8b
     29          sub v0.16b, v1.16b, v2.16b
     30          sub v0.4h, v1.4h, v2.4h
     31          sub v0.8h, v1.8h, v2.8h
     32          sub v0.2s, v1.2s, v2.2s
     33          sub v0.4s, v1.4s, v2.4s
     34          sub v0.2d, v1.2d, v2.2d
     35 
     36 // CHECK: sub v0.8b, v1.8b, v2.8b        // encoding: [0x20,0x84,0x22,0x2e]
     37 // CHECK: sub v0.16b, v1.16b, v2.16b     // encoding: [0x20,0x84,0x22,0x6e]
     38 // CHECK: sub v0.4h, v1.4h, v2.4h        // encoding: [0x20,0x84,0x62,0x2e]
     39 // CHECK: sub v0.8h, v1.8h, v2.8h        // encoding: [0x20,0x84,0x62,0x6e]
     40 // CHECK: sub v0.2s, v1.2s, v2.2s        // encoding: [0x20,0x84,0xa2,0x2e]
     41 // CHECK: sub v0.4s, v1.4s, v2.4s        // encoding: [0x20,0x84,0xa2,0x6e]
     42 // CHECK: sub v0.2d, v1.2d, v2.2d        // encoding: [0x20,0x84,0xe2,0x6e]
     43 
     44 //------------------------------------------------------------------------------
     45 // Vector Floating-Point Add
     46 //------------------------------------------------------------------------------
     47          fadd v0.2s, v1.2s, v2.2s
     48          fadd v0.4s, v1.4s, v2.4s
     49          fadd v0.2d, v1.2d, v2.2d
     50 
     51 // CHECK: fadd v0.2s, v1.2s, v2.2s       // encoding: [0x20,0xd4,0x22,0x0e]
     52 // CHECK: fadd v0.4s, v1.4s, v2.4s       // encoding: [0x20,0xd4,0x22,0x4e]
     53 // CHECK: fadd v0.2d, v1.2d, v2.2d       // encoding: [0x20,0xd4,0x62,0x4e]
     54 
     55 
     56 //------------------------------------------------------------------------------
     57 // Vector Floating-Point Sub
     58 //------------------------------------------------------------------------------
     59          fsub v0.2s, v1.2s, v2.2s
     60          fsub v0.4s, v1.4s, v2.4s
     61          fsub v0.2d, v1.2d, v2.2d
     62 
     63 // CHECK: fsub v0.2s, v1.2s, v2.2s       // encoding: [0x20,0xd4,0xa2,0x0e]
     64 // CHECK: fsub v0.4s, v1.4s, v2.4s       // encoding: [0x20,0xd4,0xa2,0x4e]
     65 // CHECK: fsub v0.2d, v1.2d, v2.2d       // encoding: [0x20,0xd4,0xe2,0x4e]
     66 
     67 //------------------------------------------------------------------------------
     68 // Scalar Integer Add
     69 //------------------------------------------------------------------------------
     70          add d31, d0, d16
     71 
     72 // CHECK: add d31, d0, d16       // encoding: [0x1f,0x84,0xf0,0x5e]
     73 
     74 //------------------------------------------------------------------------------
     75 // Scalar Integer Sub
     76 //------------------------------------------------------------------------------
     77          sub d1, d7, d8
     78 
     79 // CHECK: sub d1, d7, d8       // encoding: [0xe1,0x84,0xe8,0x7e]
     80 
     81 
     82 
     83