1// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 2>&1 < %s| FileCheck %s
2
3
4// --------------------------------------------------------------------------//
5// Invalid element width
6
7histcnt z0.b, p0/z, z0.b, z0.b
8// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
9// CHECK-NEXT: histcnt z0.b, p0/z, z0.b, z0.b
10// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
11
12histcnt z0.h, p0/z, z0.h, z1.h
13// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
14// CHECK-NEXT: histcnt z0.h, p0/z, z0.h, z1.h
15// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
16
17
18// --------------------------------------------------------------------------//
19// Invalid predicate operation
20
21histcnt z0.s, p0/m, z1.s, z2.s
22// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
23// CHECK-NEXT: histcnt z0.s, p0/m, z1.s, z2.s
24// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
25
26
27// --------------------------------------------------------------------------//
28// Predicate not in restricted predicate range
29
30histcnt z0.s, p8/z, z1.s, z2.s
31// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
32// CHECK-NEXT: histcnt z0.s, p8/z, z1.s, z2.s
33// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
34
35
36// --------------------------------------------------------------------------//
37// Negative tests for instructions that are incompatible with movprfx
38
39movprfx z0.s, p0/z, z7.s
40histcnt z0.s, p7/z, z1.s, z2.s
41// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
42// CHECK-NEXT: histcnt z0.s, p7/z, z1.s, z2.s
43// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
44
45movprfx z0, z7
46histcnt z0.s, p7/z, z1.s, z2.s
47// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
48// CHECK-NEXT: histcnt z0.s, p7/z, z1.s, z2.s
49// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
50