xref: /llvm-project/llvm/test/MC/AArch64/neon-rounding-halving-add.s (revision 3b0846e8f76899815159389be96d7184ad015a8a) 
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 Rouding Halving Add (Signed)
8//------------------------------------------------------------------------------
9         srhadd v0.8b, v1.8b, v2.8b
10         srhadd v0.16b, v1.16b, v2.16b
11         srhadd v0.4h, v1.4h, v2.4h
12         srhadd v0.8h, v1.8h, v2.8h
13         srhadd v0.2s, v1.2s, v2.2s
14         srhadd v0.4s, v1.4s, v2.4s
15
16// CHECK: srhadd v0.8b, v1.8b, v2.8b        // encoding: [0x20,0x14,0x22,0x0e]
17// CHECK: srhadd v0.16b, v1.16b, v2.16b     // encoding: [0x20,0x14,0x22,0x4e]
18// CHECK: srhadd v0.4h, v1.4h, v2.4h        // encoding: [0x20,0x14,0x62,0x0e]
19// CHECK: srhadd v0.8h, v1.8h, v2.8h        // encoding: [0x20,0x14,0x62,0x4e]
20// CHECK: srhadd v0.2s, v1.2s, v2.2s        // encoding: [0x20,0x14,0xa2,0x0e]
21// CHECK: srhadd v0.4s, v1.4s, v2.4s        // encoding: [0x20,0x14,0xa2,0x4e]
22
23//------------------------------------------------------------------------------
24// Vector Integer Rouding Halving Add (Unsigned)
25//------------------------------------------------------------------------------
26         urhadd v0.8b, v1.8b, v2.8b
27         urhadd v0.16b, v1.16b, v2.16b
28         urhadd v0.4h, v1.4h, v2.4h
29         urhadd v0.8h, v1.8h, v2.8h
30         urhadd v0.2s, v1.2s, v2.2s
31         urhadd v0.4s, v1.4s, v2.4s
32
33// CHECK: urhadd v0.8b, v1.8b, v2.8b        // encoding: [0x20,0x14,0x22,0x2e]
34// CHECK: urhadd v0.16b, v1.16b, v2.16b     // encoding: [0x20,0x14,0x22,0x6e]
35// CHECK: urhadd v0.4h, v1.4h, v2.4h        // encoding: [0x20,0x14,0x62,0x2e]
36// CHECK: urhadd v0.8h, v1.8h, v2.8h        // encoding: [0x20,0x14,0x62,0x6e]
37// CHECK: urhadd v0.2s, v1.2s, v2.2s        // encoding: [0x20,0x14,0xa2,0x2e]
38// CHECK: urhadd v0.4s, v1.4s, v2.4s        // encoding: [0x20,0x14,0xa2,0x6e]
39
40