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1// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve  2>&1 < %s| FileCheck %s
2
3// ------------------------------------------------------------------------- //
4// Invalid result register
5
6sqdecp sp, p0
7// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
8// CHECK-NEXT: sqdecp sp, p0
9// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
10
11sqdecp z0.b, p0
12// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
13// CHECK-NEXT: sqdecp z0.b, p0
14// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
15
16sqdecp w0, p0.b
17// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
18// CHECK-NEXT: sqdecp w0, p0.b
19// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
20
21sqdecp x0, p0.b, x1
22// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
23// CHECK-NEXT: sqdecp x0, p0.b, x1
24// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
25
26sqdecp x0, p0.b, w1
27// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must be 32-bit form of destination register
28// CHECK-NEXT: sqdecp x0, p0.b, w1
29// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
30
31
32// ------------------------------------------------------------------------- //
33// Invalid predicate operand
34
35sqdecp x0, p0
36// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid predicate register
37// CHECK-NEXT: sqdecp x0, p0
38// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
39
40sqdecp x0, p0/z
41// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid predicate register
42// CHECK-NEXT: sqdecp x0, p0/z
43// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
44
45sqdecp x0, p0/m
46// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid predicate register
47// CHECK-NEXT: sqdecp x0, p0/m
48// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
49
50sqdecp x0, p0.q
51// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid predicate register
52// CHECK-NEXT: sqdecp x0, p0.q
53// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
54
55
56// --------------------------------------------------------------------------//
57// Negative tests for instructions that are incompatible with movprfx
58
59movprfx z0.d, p0/z, z7.d
60sqdecp  z0.d, p0
61// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a predicated movprfx, suggest using unpredicated movprfx
62// CHECK-NEXT: sqdecp  z0.d, p0
63// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
64