xref: /aosp_15_r20/external/llvm/test/MC/AArch64/neon-rounding-halving-add.s (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
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