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]
64