1// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
2
3// --------------------------------------------------------------------------//
4// Restricted predicate out of range.
5
6match p0.b, p8/z, z0.b, z0.b
7// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
8// CHECK-NEXT: match p0.b, p8/z, z0.b, z0.b
9// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
10
11
12// --------------------------------------------------------------------------//
13// Invalid predicate operation
14
15match p0.b, p0/m, z0.b, z0.b
16// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
17// CHECK-NEXT: match p0.b, p0/m, z0.b, z0.b
18// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
19
20
21// --------------------------------------------------------------------------//
22// Invalid destination predicate register
23
24match p0.s, p0/z, z0.b, z0.b
25// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid predicate register.
26// CHECK-NEXT: match p0.s, p0/z, z0.b, z0.b
27// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
28
29match p0.d, p0/z, z0.b, z0.b
30// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid predicate register.
31// CHECK-NEXT: match p0.d, p0/z, z0.b, z0.b
32// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
33
34// --------------------------------------------------------------------------//
35// Invalid element width
36
37match p0.b, p0/z, z0.s, z0.s
38// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
39// CHECK-NEXT: match p0.b, p0/z, z0.s, z0.s
40// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
41
42match p0.b, p0/z, z0.d, z0.d
43// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
44// CHECK-NEXT: match p0.b, p0/z, z0.d, z0.d
45// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
46
47
48// --------------------------------------------------------------------------//
49// Negative tests for instructions that are incompatible with movprfx
50
51movprfx z0.b, p0/z, z7.b
52match p0.b, p0/z, z0.b, z0.b
53// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
54// CHECK-NEXT: match p0.b, p0/z, z0.b, z0.b
55// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
56
57movprfx z0, z7
58match p0.b, p0/z, z0.b, z0.b
59// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
60// CHECK-NEXT: match p0.b, p0/z, z0.b, z0.b
61// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
62