1// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve  2>&1 < %s| FileCheck %s
2
3
4// --------------------------------------------------------------------------//
5// Immediate out of lower bound [-16, 14].
6
7st2b {z12.b, z13.b}, p4, [x12, #-18, MUL VL]
8// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: index must be a multiple of 2 in range [-16, 14].
9// CHECK-NEXT: st2b {z12.b, z13.b}, p4, [x12, #-18, MUL VL]
10// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
11
12st2b {z7.b, z8.b}, p3, [x1, #16, MUL VL]
13// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: index must be a multiple of 2 in range [-16, 14].
14// CHECK-NEXT: st2b {z7.b, z8.b}, p3, [x1, #16, MUL VL]
15// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
16
17
18// --------------------------------------------------------------------------//
19// Immediate not a multiple of two.
20
21st2b {z12.b, z13.b}, p4, [x12, #-7, MUL VL]
22// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: index must be a multiple of 2 in range [-16, 14].
23// CHECK-NEXT: st2b {z12.b, z13.b}, p4, [x12, #-7, MUL VL]
24// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
25
26st2b {z7.b, z8.b}, p3, [x1, #5, MUL VL]
27// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: index must be a multiple of 2 in range [-16, 14].
28// CHECK-NEXT: st2b {z7.b, z8.b}, p3, [x1, #5, MUL VL]
29// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
30
31
32// --------------------------------------------------------------------------//
33// Invalid scalar + scalar addressing modes
34
35st2b { z0.b, z1.b }, p0, [x0, xzr]
36// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 without shift
37// CHECK-NEXT: st2b { z0.b, z1.b }, p0, [x0, xzr]
38// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
39
40st2b { z0.b, z1.b }, p0, [x0, x0, lsl #1]
41// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 without shift
42// CHECK-NEXT: st2b { z0.b, z1.b }, p0, [x0, x0, lsl #1]
43// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
44
45st2b { z0.b, z1.b }, p0, [x0, w0]
46// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 without shift
47// CHECK-NEXT: st2b { z0.b, z1.b }, p0, [x0, w0]
48// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
49
50st2b { z0.b, z1.b }, p0, [x0, w0, uxtw]
51// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 without shift
52// CHECK-NEXT: st2b { z0.b, z1.b }, p0, [x0, w0, uxtw]
53// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
54
55
56// --------------------------------------------------------------------------//
57// Invalid predicate
58
59st2b {z2.b, z3.b}, p8, [x15, #10, MUL VL]
60// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
61// CHECK-NEXT: st2b {z2.b, z3.b}, p8, [x15, #10, MUL VL]
62// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
63
64st2b {z2.b, z3.b}, p7.b, [x15, #10, MUL VL]
65// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
66// CHECK-NEXT: st2b {z2.b, z3.b}, p7.b, [x15, #10, MUL VL]
67// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
68
69st2b {z2.b, z3.b}, p7.q, [x15, #10, MUL VL]
70// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
71// CHECK-NEXT: st2b {z2.b, z3.b}, p7.q, [x15, #10, MUL VL]
72// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
73
74
75// --------------------------------------------------------------------------//
76// Invalid vector list.
77
78st2b { }, p0, [x0]
79// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: vector register expected
80// CHECK-NEXT: st2b { }, p0, [x0]
81// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
82
83st2b { z0.b, z1.b, z2.b }, p0, [x0]
84// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
85// CHECK-NEXT: st2b { z0.b, z1.b, z2.b }, p0, [x0]
86// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
87
88st2b { z0.b, z1.h }, p0, [x0]
89// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: mismatched register size suffix
90// CHECK-NEXT: st2b { z0.b, z1.h }, p0, [x0]
91// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
92
93st2b { z0.b, z2.b }, p0, [x0]
94// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: registers must be sequential
95// CHECK-NEXT: st2b { z0.b, z2.b }, p0, [x0]
96// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
97
98st2b { v0.2d, v1.2d }, p0, [x0]
99// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
100// CHECK-NEXT: st2b { v0.2d, v1.2d }, p0, [x0]
101// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
102
103
104// --------------------------------------------------------------------------//
105// Negative tests for instructions that are incompatible with movprfx
106
107movprfx z21.b, p5/z, z28.b
108st2b    { z21.b, z22.b }, p5, [x10, #10, mul vl]
109// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
110// CHECK-NEXT: st2b    { z21.b, z22.b }, p5, [x10, #10, mul vl]
111// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
112
113movprfx z21, z28
114st2b    { z21.b, z22.b }, p5, [x10, #10, mul vl]
115// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
116// CHECK-NEXT: st2b    { z21.b, z22.b }, p5, [x10, #10, mul vl]
117// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
118