test/MC/AArch64/neon-scalar-recip.s

   1 // RUN: llvm-mc -triple aarch64-none-linux-gnu -mattr=+neon,+fullfp16 -show-encoding < %s | FileCheck %s
   2
   3 // Check that the assembler can handle the documented syntax for AArch64
   4
   5 //----------------------------------------------------------------------
   6 // Floating-point Reciprocal Step
   7 //----------------------------------------------------------------------
   8
   9     frecps h21, h16, h13
  10     frecps s21, s16, s13
  11     frecps d22, d30, d21
  12
  13 // CHECK: frecps  h21, h16, h13           // encoding: [0x15,0x3e,0x4d,0x5e]
  14 // CHECK: frecps s21, s16, s13   // encoding: [0x15,0xfe,0x2d,0x5e]
  15 // CHECK: frecps d22, d30, d21   // encoding: [0xd6,0xff,0x75,0x5e]
  16
  17 //----------------------------------------------------------------------
  18 // Floating-point Reciprocal Square Root Step
  19 //----------------------------------------------------------------------
  20
  21     frsqrts h21, h5, h12
  22     frsqrts s21, s5, s12
  23     frsqrts d8, d22, d18
  24
  25 // CHECK: frsqrts h21, h5, h12            // encoding: [0xb5,0x3c,0xcc,0x5e]
  26 // CHECK: frsqrts s21, s5, s12   // encoding: [0xb5,0xfc,0xac,0x5e]
  27 // CHECK: frsqrts d8, d22, d18   // encoding: [0xc8,0xfe,0xf2,0x5e]
  28
  29 //----------------------------------------------------------------------
  30 // Scalar Floating-point Reciprocal Estimate
  31 //----------------------------------------------------------------------
  32
  33     frecpe h19, h14
  34     frecpe s19, s14
  35     frecpe d13, d13
  36
  37 // CHECK: frecpe  h19, h14                // encoding: [0xd3,0xd9,0xf9,0x5e]
  38 // CHECK: frecpe s19, s14    // encoding: [0xd3,0xd9,0xa1,0x5e]
  39 // CHECK: frecpe d13, d13    // encoding: [0xad,0xd9,0xe1,0x5e]
  40
  41 //----------------------------------------------------------------------
  42 // Scalar Floating-point Reciprocal Exponent
  43 //----------------------------------------------------------------------
  44
  45     frecpx h18, h10
  46     frecpx s18, s10
  47     frecpx d16, d19
  48
  49 // CHECK: frecpx  h18, h10                // encoding: [0x52,0xf9,0xf9,0x5e]
  50 // CHECK: frecpx s18, s10    // encoding: [0x52,0xf9,0xa1,0x5e]
  51 // CHECK: frecpx d16, d19    // encoding: [0x70,0xfa,0xe1,0x5e]
  52
  53 //----------------------------------------------------------------------
  54 // Scalar Floating-point Reciprocal Square Root Estimate
  55 //----------------------------------------------------------------------
  56
  57     frsqrte h22, h13
  58     frsqrte s22, s13
  59     frsqrte d21, d12
  60
  61 // CHECK: frsqrte h22, h13                // encoding: [0xb6,0xd9,0xf9,0x7e]
  62 // CHECK: frsqrte s22, s13    // encoding: [0xb6,0xd9,0xa1,0x7e]
  63 // CHECK: frsqrte d21, d12    // encoding: [0x95,0xd9,0xe1,0x7e]