xref: /llvm-project/llvm/test/MC/AArch64/neon-add-sub-instructions.s (revision db9e0b659d01d96f044764d726335e6b50ddad48) 
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//------------------------------------------------------------------------------
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 v0.4h, v1.4h, v2.4h
48         fadd v0.8h, v1.8h, v2.8h
49         fadd v0.2s, v1.2s, v2.2s
50         fadd v0.4s, v1.4s, v2.4s
51         fadd v0.2d, v1.2d, v2.2d
52
53// CHECK: fadd v0.4h, v1.4h, v2.4h       // encoding: [0x20,0x14,0x42,0x0e]
54// CHECK: fadd v0.8h, v1.8h, v2.8h       // encoding: [0x20,0x14,0x42,0x4e]
55// CHECK: fadd v0.2s, v1.2s, v2.2s       // encoding: [0x20,0xd4,0x22,0x0e]
56// CHECK: fadd v0.4s, v1.4s, v2.4s       // encoding: [0x20,0xd4,0x22,0x4e]
57// CHECK: fadd v0.2d, v1.2d, v2.2d       // encoding: [0x20,0xd4,0x62,0x4e]
58
59
60//------------------------------------------------------------------------------
61// Vector Floating-Point Sub
62//------------------------------------------------------------------------------
63         fsub v0.4h, v1.4h, v2.4h
64         fsub v0.8h, v1.8h, v2.8h
65         fsub v0.2s, v1.2s, v2.2s
66         fsub v0.4s, v1.4s, v2.4s
67         fsub v0.2d, v1.2d, v2.2d
68
69// CHECK: fsub v0.4h, v1.4h, v2.4h       // encoding: [0x20,0x14,0xc2,0x0e]
70// CHECK: fsub v0.8h, v1.8h, v2.8h       // encoding: [0x20,0x14,0xc2,0x4e]
71// CHECK: fsub v0.2s, v1.2s, v2.2s       // encoding: [0x20,0xd4,0xa2,0x0e]
72// CHECK: fsub v0.4s, v1.4s, v2.4s       // encoding: [0x20,0xd4,0xa2,0x4e]
73// CHECK: fsub v0.2d, v1.2d, v2.2d       // encoding: [0x20,0xd4,0xe2,0x4e]
74
75
76
77