1// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve  2>&1 < %s| FileCheck %s
2
3// ------------------------------------------------------------------------- //
4// Invalid result register
5
6sqdech w0
7// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
8// CHECK-NEXT: sqdech w0
9// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
10
11sqdech wsp
12// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
13// CHECK-NEXT: sqdech wsp
14// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
15
16sqdech sp
17// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
18// CHECK-NEXT: sqdech sp
19// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
20
21sqdech z0.s
22// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
23// CHECK-NEXT: sqdech z0.s
24// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
25
26
27// ------------------------------------------------------------------------- //
28// Operands not matching up
29
30sqdech x0, w1
31// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must be 32-bit form of destination register
32// CHECK-NEXT: sqdech x0, w1
33// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
34
35sqdech x0, x1
36// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
37// CHECK-NEXT: sqdech x0, x1
38// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
39
40
41// ------------------------------------------------------------------------- //
42// Immediate not compatible with encode/decode function.
43
44sqdech x0, all, mul #-1
45// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [1, 16]
46// CHECK-NEXT: sqdech x0, all, mul #-1
47// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
48
49sqdech x0, all, mul #0
50// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [1, 16]
51// CHECK-NEXT: sqdech x0, all, mul #0
52// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
53
54sqdech x0, all, mul #17
55// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [1, 16]
56// CHECK-NEXT: sqdech x0, all, mul #17
57// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
58
59
60// ------------------------------------------------------------------------- //
61// Invalid predicate patterns
62
63sqdech x0, vl512
64// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
65// CHECK-NEXT: sqdech x0, vl512
66// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
67
68sqdech x0, vl9
69// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
70// CHECK-NEXT: sqdech x0, vl9
71// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
72
73sqdech x0, #-1
74// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid predicate pattern
75// CHECK-NEXT: sqdech x0, #-1
76// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
77
78sqdech x0, #32
79// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid predicate pattern
80// CHECK-NEXT: sqdech x0, #32
81// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
82
83
84// --------------------------------------------------------------------------//
85// Negative tests for instructions that are incompatible with movprfx
86
87movprfx z0.h, p0/z, z7.h
88sqdech  z0.h
89// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a predicated movprfx, suggest using unpredicated movprfx
90// CHECK-NEXT: sqdech  z0.h
91// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
92
93movprfx z0.h, p0/z, z7.h
94sqdech  z0.h, pow2, mul #16
95// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a predicated movprfx, suggest using unpredicated movprfx
96// CHECK-NEXT: sqdech  z0.h, pow2, mul #16
97// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
98
99movprfx z0.h, p0/z, z7.h
100sqdech  z0.h, pow2
101// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a predicated movprfx, suggest using unpredicated movprfx
102// CHECK-NEXT: sqdech  z0.h, pow2
103// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
104