1// RUN: not llvm-mc -arch=amdgcn -mcpu=gfx900 -show-encoding %s | FileCheck %s --check-prefix=GFX9
2// RUN: not llvm-mc -arch=amdgcn -mcpu=gfx1010 -show-encoding %s | FileCheck %s --check-prefix=GFX10
3
4// RUN: not llvm-mc -arch=amdgcn -mcpu=gfx900 -show-encoding %s 2>&1 | FileCheck %s -check-prefix=NOGFX9
5// RUN: not llvm-mc -arch=amdgcn -mcpu=gfx1010 -show-encoding %s 2>&1 | FileCheck %s -check-prefix=NOGFX10
6
7//===----------------------------------------------------------------------===//
8// Inline constants
9//===----------------------------------------------------------------------===//
10
11v_pk_add_f16 v1, 0, v2
12// GFX9: v_pk_add_f16 v1, 0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0x80,0x04,0x02,0x18]
13// GFX10: v_pk_add_f16 v1, 0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0x80,0x04,0x02,0x18]
14
15v_pk_add_f16 v1, 0.0, v2
16// GFX9: v_pk_add_f16 v1, 0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0x80,0x04,0x02,0x18]
17// GFX10: v_pk_add_f16 v1, 0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0x80,0x04,0x02,0x18]
18
19v_pk_add_f16 v1, v2, 0
20// GFX9: v_pk_add_f16 v1, v2, 0 ; encoding: [0x01,0x00,0x8f,0xd3,0x02,0x01,0x01,0x18]
21// GFX10: v_pk_add_f16 v1, v2, 0 ; encoding: [0x01,0x00,0x0f,0xcc,0x02,0x01,0x01,0x18]
22
23v_pk_add_f16 v1, v2, 0.0
24// GFX9: v_pk_add_f16 v1, v2, 0 ; encoding: [0x01,0x00,0x8f,0xd3,0x02,0x01,0x01,0x18]
25// GFX10: v_pk_add_f16 v1, v2, 0 ; encoding: [0x01,0x00,0x0f,0xcc,0x02,0x01,0x01,0x18]
26
27v_pk_add_f16 v1, 1.0, v2
28// GFX9: v_pk_add_f16 v1, 1.0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf2,0x04,0x02,0x18]
29// GFX10: v_pk_add_f16 v1, 1.0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf2,0x04,0x02,0x18]
30
31v_pk_add_f16 v1, -1.0, v2
32// GFX9: v_pk_add_f16 v1, -1.0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf3,0x04,0x02,0x18]
33// GFX10: v_pk_add_f16 v1, -1.0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf3,0x04,0x02,0x18]
34
35v_pk_add_f16 v1, -0.5, v2
36// GFX9: v_pk_add_f16 v1, -0.5, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf1,0x04,0x02,0x18]
37// GFX10: v_pk_add_f16 v1, -0.5, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf1,0x04,0x02,0x18]
38
39v_pk_add_f16 v1, 0.5, v2
40// GFX9: v_pk_add_f16 v1, 0.5, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf0,0x04,0x02,0x18]
41// GFX10: v_pk_add_f16 v1, 0.5, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf0,0x04,0x02,0x18]
42
43v_pk_add_f16 v1, 2.0, v2
44// GFX9: v_pk_add_f16 v1, 2.0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf4,0x04,0x02,0x18]
45// GFX10: v_pk_add_f16 v1, 2.0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf4,0x04,0x02,0x18]
46
47v_pk_add_f16 v1, -2.0, v2
48// GFX9: v_pk_add_f16 v1, -2.0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf5,0x04,0x02,0x18]
49// GFX10: v_pk_add_f16 v1, -2.0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf5,0x04,0x02,0x18]
50
51v_pk_add_f16 v1, 4.0, v2
52// GFX9: v_pk_add_f16 v1, 4.0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf6,0x04,0x02,0x18]
53// GFX10: v_pk_add_f16 v1, 4.0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf6,0x04,0x02,0x18]
54
55v_pk_add_f16 v1, -4.0, v2
56// GFX9: v_pk_add_f16 v1, -4.0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf7,0x04,0x02,0x18]
57// GFX10: v_pk_add_f16 v1, -4.0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf7,0x04,0x02,0x18]
58
59v_pk_add_f16 v1, 0.15915494, v2
60// GFX9: v_pk_add_f16 v1, 0.15915494, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf8,0x04,0x02,0x18]
61// GFX10: v_pk_add_f16 v1, 0.15915494, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf8,0x04,0x02,0x18]
62
63v_pk_add_f16 v1, -1, v2
64// GFX9: v_pk_add_f16 v1, -1, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xc1,0x04,0x02,0x18]
65// GFX10: v_pk_add_f16 v1, -1, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xc1,0x04,0x02,0x18]
66
67v_pk_add_f16 v1, -2, v2
68// GFX9: v_pk_add_f16 v1, -2, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xc2,0x04,0x02,0x18]
69// GFX10: v_pk_add_f16 v1, -2, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xc2,0x04,0x02,0x18]
70
71v_pk_add_f16 v1, -3, v2
72// GFX9: v_pk_add_f16 v1, -3, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xc3,0x04,0x02,0x18]
73// GFX10: v_pk_add_f16 v1, -3, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xc3,0x04,0x02,0x18]
74
75v_pk_add_f16 v1, -16, v2
76// GFX9: v_pk_add_f16 v1, -16, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xd0,0x04,0x02,0x18]
77// GFX10: v_pk_add_f16 v1, -16, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xd0,0x04,0x02,0x18]
78
79v_pk_add_f16 v1, 1, v2
80// GFX9: v_pk_add_f16 v1, 1, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0x81,0x04,0x02,0x18]
81// GFX10: v_pk_add_f16 v1, 1, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0x81,0x04,0x02,0x18]
82
83v_pk_add_f16 v1, 2, v2
84// GFX9: v_pk_add_f16 v1, 2, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0x82,0x04,0x02,0x18]
85// GFX10: v_pk_add_f16 v1, 2, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0x82,0x04,0x02,0x18]
86
87v_pk_add_f16 v1, 3, v2
88// GFX9: v_pk_add_f16 v1, 3, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0x83,0x04,0x02,0x18]
89// GFX10: v_pk_add_f16 v1, 3, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0x83,0x04,0x02,0x18]
90
91v_pk_add_f16 v1, 4, v2
92// GFX9: v_pk_add_f16 v1, 4, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0x84,0x04,0x02,0x18]
93// GFX10: v_pk_add_f16 v1, 4, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0x84,0x04,0x02,0x18]
94
95v_pk_add_f16 v1, 15, v2
96// GFX9: v_pk_add_f16 v1, 15, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0x8f,0x04,0x02,0x18]
97// GFX10: v_pk_add_f16 v1, 15, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0x8f,0x04,0x02,0x18]
98
99v_pk_add_f16 v1, 16, v2
100// GFX9: v_pk_add_f16 v1, 16, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0x90,0x04,0x02,0x18]
101// GFX10: v_pk_add_f16 v1, 16, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0x90,0x04,0x02,0x18]
102
103v_pk_add_f16 v1, 63, v2
104// GFX9: v_pk_add_f16 v1, 63, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xbf,0x04,0x02,0x18]
105// GFX10: v_pk_add_f16 v1, 63, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xbf,0x04,0x02,0x18]
106
107v_pk_add_f16 v1, 64, v2
108// GFX9: v_pk_add_f16 v1, 64, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xc0,0x04,0x02,0x18]
109// GFX10: v_pk_add_f16 v1, 64, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xc0,0x04,0x02,0x18]
110
111v_pk_add_f16 v1, 0x0001, v2
112// GFX9: v_pk_add_f16 v1, 1, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0x81,0x04,0x02,0x18]
113// GFX10: v_pk_add_f16 v1, 1, v2  ; encoding: [0x01,0x00,0x0f,0xcc,0x81,0x04,0x02,0x18]
114
115v_pk_add_f16 v1, 0xffff, v2
116// GFX9: v_pk_add_f16 v1, -1, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xc1,0x04,0x02,0x18]
117// GFX10: v_pk_add_f16 v1, -1, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xc1,0x04,0x02,0x18]
118
119v_pk_add_f16 v1, 0x3c00, v2
120// GFX9: v_pk_add_f16 v1, 1.0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf2,0x04,0x02,0x18]
121// GFX10: v_pk_add_f16 v1, 1.0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf2,0x04,0x02,0x18]
122
123v_pk_add_f16 v1, 0xbc00, v2
124// GFX9: v_pk_add_f16 v1, -1.0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf3,0x04,0x02,0x18]
125// GFX10: v_pk_add_f16 v1, -1.0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf3,0x04,0x02,0x18]
126
127v_pk_add_f16 v1, 0x3800, v2
128// GFX9: v_pk_add_f16 v1, 0.5, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf0,0x04,0x02,0x18]
129// GFX10: v_pk_add_f16 v1, 0.5, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf0,0x04,0x02,0x18]
130
131v_pk_add_f16 v1, 0xb800, v2
132// GFX9: v_pk_add_f16 v1, -0.5, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf1,0x04,0x02,0x18]
133// GFX10: v_pk_add_f16 v1, -0.5, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf1,0x04,0x02,0x18]
134
135v_pk_add_f16 v1, 0x4000, v2
136// GFX9: v_pk_add_f16 v1, 2.0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf4,0x04,0x02,0x18]
137// GFX10: v_pk_add_f16 v1, 2.0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf4,0x04,0x02,0x18]
138
139v_pk_add_f16 v1, 0xc000, v2
140// GFX9: v_pk_add_f16 v1, -2.0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf5,0x04,0x02,0x18]
141// GFX10: v_pk_add_f16 v1, -2.0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf5,0x04,0x02,0x18]
142
143v_pk_add_f16 v1, 0x4400, v2
144// GFX9: v_pk_add_f16 v1, 4.0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf6,0x04,0x02,0x18]
145// GFX10: v_pk_add_f16 v1, 4.0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf6,0x04,0x02,0x18]
146
147v_pk_add_f16 v1, 0xc400, v2
148// GFX9: v_pk_add_f16 v1, -4.0, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf7,0x04,0x02,0x18]
149// GFX10: v_pk_add_f16 v1, -4.0, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf7,0x04,0x02,0x18]
150
151v_pk_add_f16 v1, 0x3118, v2
152// GFX9: v_pk_add_f16 v1, 0.15915494, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xf8,0x04,0x02,0x18]
153// GFX10: v_pk_add_f16 v1, 0.15915494, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xf8,0x04,0x02,0x18]
154
155v_pk_add_f16 v1, 65535, v2
156// GFX9: v_pk_add_f16 v1, -1, v2 ; encoding: [0x01,0x00,0x8f,0xd3,0xc1,0x04,0x02,0x18]
157// GFX10: v_pk_add_f16 v1, -1, v2 ; encoding: [0x01,0x00,0x0f,0xcc,0xc1,0x04,0x02,0x18]
158
159//===----------------------------------------------------------------------===//
160// Integer literals
161//===----------------------------------------------------------------------===//
162
163v_pk_add_f16 v5, v1, 0x12345678
164// NOGFX9: error: invalid literal operand
165// GFX10: v_pk_add_f16 v5, v1, 0x12345678 ; encoding: [0x05,0x00,0x0f,0xcc,0x01,0xff,0x01,0x18,0x78,0x56,0x34,0x12]
166
167v_pk_add_f16 v5, 0x12345678, v2
168// NOGFX9: error: invalid literal operand
169// GFX10: v_pk_add_f16 v5, 0x12345678, v2 ; encoding: [0x05,0x00,0x0f,0xcc,0xff,0x04,0x02,0x18,0x78,0x56,0x34,0x12]
170
171v_pk_add_f16 v5, -256, v2
172// NOGFX9: error: invalid literal operand
173// GFX10: v_pk_add_f16 v5, 0xffffff00, v2 ; encoding: [0x05,0x00,0x0f,0xcc,0xff,0x04,0x02,0x18,0x00,0xff,0xff,0xff]
174
175v_pk_add_f16 v5, v1, 256
176// NOGFX9: error: invalid literal operand
177// GFX10: v_pk_add_f16 v5, v1, 0x100      ; encoding: [0x05,0x00,0x0f,0xcc,0x01,0xff,0x01,0x18,0x00,0x01,0x00,0x00]
178
179v_pk_add_u16 v5, v1, 0x12345678
180// NOGFX9: error: invalid literal operand
181// GFX10: v_pk_add_u16 v5, v1, 0x12345678 ; encoding: [0x05,0x00,0x0a,0xcc,0x01,0xff,0x01,0x18,0x78,0x56,0x34,0x12]
182
183v_pk_add_u16 v5, 0x12345678, v2
184// NOGFX9: error: invalid literal operand
185// GFX10: v_pk_add_u16 v5, 0x12345678, v2 ; encoding: [0x05,0x00,0x0a,0xcc,0xff,0x04,0x02,0x18,0x78,0x56,0x34,0x12]
186
187v_pk_add_u16 v5, -256, v2
188// NOGFX9: error: invalid literal operand
189// GFX10: v_pk_add_u16 v5, 0xffffff00, v2 ; encoding: [0x05,0x00,0x0a,0xcc,0xff,0x04,0x02,0x18,0x00,0xff,0xff,0xff]
190
191v_pk_add_u16 v5, v1, 256
192// NOGFX9: error: invalid literal operand
193// GFX10: v_pk_add_u16 v5, v1, 0x100      ; encoding: [0x05,0x00,0x0a,0xcc,0x01,0xff,0x01,0x18,0x00,0x01,0x00,0x00]
194
195v_pk_add_f16 v5, v1, 0x123456780
196// NOGFX9: error: invalid operand for instruction
197// NOGFX10: error: invalid operand for instruction
198
199v_pk_add_u16 v5, v1, 0x123456780
200// NOGFX9: error: invalid operand for instruction
201// NOGFX10: error: invalid operand for instruction
202
203v_pk_fma_f16 v5, 0xaf123456, v2, v3
204// NOGFX9: error: invalid literal operand
205// GFX10: v_pk_fma_f16 v5, 0xaf123456, v2, v3 ; encoding: [0x05,0x40,0x0e,0xcc,0xff,0x04,0x0e,0x1c,0x56,0x34,0x12,0xaf]
206
207v_pk_fma_f16 v5, v1, 0xaf123456, v3
208// NOGFX9: error: invalid literal operand
209// GFX10: v_pk_fma_f16 v5, v1, 0xaf123456, v3 ; encoding: [0x05,0x40,0x0e,0xcc,0x01,0xff,0x0d,0x1c,0x56,0x34,0x12,0xaf]
210
211v_pk_fma_f16 v5, v1, v2, 0xaf123456
212// NOGFX9: error: invalid literal operand
213// GFX10: v_pk_fma_f16 v5, v1, v2, 0xaf123456 ; encoding: [0x05,0x40,0x0e,0xcc,0x01,0x05,0xfe,0x1b,0x56,0x34,0x12,0xaf]
214
215v_pk_mad_i16 v5, 0xaf123456, v2, v3
216// NOGFX9: error: invalid literal operand
217// GFX10: v_pk_mad_i16 v5, 0xaf123456, v2, v3 ; encoding: [0x05,0x40,0x00,0xcc,0xff,0x04,0x0e,0x1c,0x56,0x34,0x12,0xaf]
218
219v_pk_mad_i16 v5, v1, 0xaf123456, v3
220// NOGFX9: error: invalid literal operand
221// GFX10: v_pk_mad_i16 v5, v1, 0xaf123456, v3 ; encoding: [0x05,0x40,0x00,0xcc,0x01,0xff,0x0d,0x1c,0x56,0x34,0x12,0xaf]
222
223v_pk_mad_i16 v5, v1, v2, 0xaf123456
224// NOGFX9: error: invalid literal operand
225// GFX10: v_pk_mad_i16 v5, v1, v2, 0xaf123456 ; encoding: [0x05,0x40,0x00,0xcc,0x01,0x05,0xfe,0x1b,0x56,0x34,0x12,0xaf]
226
227v_pk_ashrrev_i16 v5, 0x12345678, v2
228// NOGFX9: error: invalid literal operand
229// GFX10: v_pk_ashrrev_i16 v5, 0x12345678, v2 ; encoding: [0x05,0x00,0x06,0xcc,0xff,0x04,0x02,0x18,0x78,0x56,0x34,0x12]
230
231v_pk_ashrrev_i16 v5, v1, 0x12345678
232// NOGFX9: error: invalid literal operand
233// GFX10: v_pk_ashrrev_i16 v5, v1, 0x12345678 ; encoding: [0x05,0x00,0x06,0xcc,0x01,0xff,0x01,0x18,0x78,0x56,0x34,0x12]
234
235//===----------------------------------------------------------------------===//
236// Floating-point literals (allowed if lossless conversion to f16 is possible)
237//===----------------------------------------------------------------------===//
238
239v_pk_add_f16 v5, v1, 0.1234
240// NOGFX9: error: invalid literal operand
241// GFX10: v_pk_add_f16 v5, v1, 0x2fe6     ; encoding: [0x05,0x00,0x0f,0xcc,0x01,0xff,0x01,0x18,0xe6,0x2f,0x00,0x00]
242
243v_pk_add_u16 v5, v1, 0.1234
244// NOGFX9: error: invalid literal operand
245// GFX10: v_pk_add_u16 v5, v1, 0x2fe6     ; encoding: [0x05,0x00,0x0a,0xcc,0x01,0xff,0x01,0x18,0xe6,0x2f,0x00,0x00]
246
247v_pk_fma_f16 v5, 0.1234, v2, v3
248// NOGFX9: error: invalid literal operand
249// GFX10: v_pk_fma_f16 v5, 0x2fe6, v2, v3 ; encoding: [0x05,0x40,0x0e,0xcc,0xff,0x04,0x0e,0x1c,0xe6,0x2f,0x00,0x00]
250
251v_pk_fma_f16 v5, v1, 0.1234, v3
252// NOGFX9: error: invalid literal operand
253// GFX10: v_pk_fma_f16 v5, v1, 0x2fe6, v3 ; encoding: [0x05,0x40,0x0e,0xcc,0x01,0xff,0x0d,0x1c,0xe6,0x2f,0x00,0x00]
254
255v_pk_fma_f16 v5, v1, v2, 0.1234
256// NOGFX9: error: invalid literal operand
257// GFX10: v_pk_fma_f16 v5, v1, v2, 0x2fe6 ; encoding: [0x05,0x40,0x0e,0xcc,0x01,0x05,0xfe,0x1b,0xe6,0x2f,0x00,0x00]
258
259v_pk_mad_i16 v5, 0.1234, v2, v3
260// NOGFX9: error: invalid literal operand
261// GFX10: v_pk_mad_i16 v5, 0x2fe6, v2, v3 ; encoding: [0x05,0x40,0x00,0xcc,0xff,0x04,0x0e,0x1c,0xe6,0x2f,0x00,0x00]
262
263v_pk_mad_i16 v5, v1, 0.1234, v3
264// NOGFX9: error: invalid literal operand
265// GFX10: v_pk_mad_i16 v5, v1, 0x2fe6, v3 ; encoding: [0x05,0x40,0x00,0xcc,0x01,0xff,0x0d,0x1c,0xe6,0x2f,0x00,0x00]
266
267v_pk_mad_i16 v5, v1, v2, 0.1234
268// NOGFX9: error: invalid literal operand
269// GFX10: v_pk_mad_i16 v5, v1, v2, 0x2fe6 ; encoding: [0x05,0x40,0x00,0xcc,0x01,0x05,0xfe,0x1b,0xe6,0x2f,0x00,0x00]
270
271v_pk_add_f16 v5, v1, 123456.0
272// NOGFX9: error: invalid operand for instruction
273// NOGFX10: error: invalid operand for instruction
274
275v_pk_add_u16 v5, v1, 123456.0
276// NOGFX9: error: invalid operand for instruction
277// NOGFX10: error: invalid operand for instruction
278
279//===----------------------------------------------------------------------===//
280// Packed VOP2
281//===----------------------------------------------------------------------===//
282
283// FIXME: v_pk_fmac_f16 cannot be promoted to VOP3 so '_e32' suffix is not valid
284v_pk_fmac_f16 v5, 0x12345678, v2
285// NOGFX9: error: instruction not supported on this GPU
286// GFX10: v_pk_fmac_f16_e32 v5, 0x12345678, v2 ; encoding: [0xff,0x04,0x0a,0x78,0x78,0x56,0x34,0x12]
287