test/MC/AArch64/neon-scalar-extract-narrow.s

   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 // Scalar Signed Saturating Extract Unsigned Narrow
   7 //----------------------------------------------------------------------
   8
   9     sqxtun b19, h14
  10     sqxtun h21, s15
  11     sqxtun s20, d12
  12
  13 // CHECK: sqxtun b19, h14  // encoding: [0xd3,0x29,0x21,0x7e]
  14 // CHECK: sqxtun h21, s15  // encoding: [0xf5,0x29,0x61,0x7e]
  15 // CHECK: sqxtun s20, d12  // encoding: [0x94,0x29,0xa1,0x7e]
  16
  17 //----------------------------------------------------------------------
  18 // Scalar Signed Saturating Extract Signed Narrow
  19 //----------------------------------------------------------------------
  20
  21     sqxtn b18, h18
  22     sqxtn h20, s17
  23     sqxtn s19, d14
  24
  25 // CHECK: sqxtn b18, h18  // encoding: [0x52,0x4a,0x21,0x5e]
  26 // CHECK: sqxtn h20, s17  // encoding: [0x34,0x4a,0x61,0x5e]
  27 // CHECK: sqxtn s19, d14  // encoding: [0xd3,0x49,0xa1,0x5e]
  28
  29
  30 //----------------------------------------------------------------------
  31 // Scalar Unsigned Saturating Extract Narrow
  32 //----------------------------------------------------------------------
  33
  34     uqxtn b18, h18
  35     uqxtn h20, s17
  36     uqxtn s19, d14
  37
  38 // CHECK: uqxtn b18, h18  // encoding: [0x52,0x4a,0x21,0x7e]
  39 // CHECK: uqxtn h20, s17  // encoding: [0x34,0x4a,0x61,0x7e]
  40 // CHECK: uqxtn s19, d14  // encoding: [0xd3,0x49,0xa1,0x7e]