aboutsummaryrefslogtreecommitdiff
path: root/llvm/test/CodeGen/AArch64/sve-index-const-step-vector.ll
blob: 433ddbd4a261b2884a7b05e88e152894f13f4ee2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve < %s | FileCheck %s

; 128-bit vectors

define <16 x i8> @v16i8() #0 {
; CHECK-LABEL: v16i8:
; CHECK:       // %bb.0:
; CHECK-NEXT:    index z0.b, #0, #1
; CHECK-NEXT:    // kill: def $q0 killed $q0 killed $z0
; CHECK-NEXT:    ret
  ret <16 x i8> <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15>
}

define <8 x i16> @v8i16() #0 {
; CHECK-LABEL: v8i16:
; CHECK:       // %bb.0:
; CHECK-NEXT:    index z0.h, #0, #1
; CHECK-NEXT:    // kill: def $q0 killed $q0 killed $z0
; CHECK-NEXT:    ret
  ret <8 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>
}

define <4 x i32> @v4i32() #0 {
; CHECK-LABEL: v4i32:
; CHECK:       // %bb.0:
; CHECK-NEXT:    index z0.s, #0, #1
; CHECK-NEXT:    // kill: def $q0 killed $q0 killed $z0
; CHECK-NEXT:    ret
  ret <4 x i32> <i32 0, i32 1, i32 2, i32 3>
}

define <2 x i64> @v2i64() #0 {
; CHECK-LABEL: v2i64:
; CHECK:       // %bb.0:
; CHECK-NEXT:    index z0.d, #0, #1
; CHECK-NEXT:    // kill: def $q0 killed $q0 killed $z0
; CHECK-NEXT:    ret
  ret <2 x i64> <i64 0, i64 1>
}

; 64-bit vectors

define <8 x i8> @v8i8() #0 {
; CHECK-LABEL: v8i8:
; CHECK:       // %bb.0:
; CHECK-NEXT:    index z0.b, #0, #1
; CHECK-NEXT:    // kill: def $d0 killed $d0 killed $z0
; CHECK-NEXT:    ret
  ret <8 x i8> <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7>
}

define <4 x i16> @v4i16() #0 {
; CHECK-LABEL: v4i16:
; CHECK:       // %bb.0:
; CHECK-NEXT:    index z0.h, #0, #1
; CHECK-NEXT:    // kill: def $d0 killed $d0 killed $z0
; CHECK-NEXT:    ret
  ret <4 x i16> <i16 0, i16 1, i16 2, i16 3>
}

define <2 x i32> @v2i32() #0 {
; CHECK-LABEL: v2i32:
; CHECK:       // %bb.0:
; CHECK-NEXT:    index z0.s, #0, #1
; CHECK-NEXT:    // kill: def $d0 killed $d0 killed $z0
; CHECK-NEXT:    ret
  ret <2 x i32> <i32 0, i32 1>
}

; Positive test, non-zero start and non-unitary step.
; Note: This should be INDEX z0.s, #1, #2 (without the ORR).
define <4 x i32> @v4i32_non_zero_non_one() #0 {
; CHECK-LABEL: v4i32_non_zero_non_one:
; CHECK:       // %bb.0:
; CHECK-NEXT:    index z0.s, #0, #2
; CHECK-NEXT:    orr z0.s, z0.s, #0x1
; CHECK-NEXT:    // kill: def $q0 killed $q0 killed $z0
; CHECK-NEXT:    ret
  ret <4 x i32> <i32 1, i32 3, i32 5, i32 7>
}

; Positive test, same as above but negative immediates.
define <4 x i32> @v4i32_neg_immediates() #0 {
; CHECK-LABEL: v4i32_neg_immediates:
; CHECK:       // %bb.0:
; CHECK-NEXT:    index z0.s, #-1, #-2
; CHECK-NEXT:    // kill: def $q0 killed $q0 killed $z0
; CHECK-NEXT:    ret
  ret <4 x i32> <i32 -1, i32 -3, i32 -5, i32 -7>
}

; Positive test, out of imm range start.
define <4 x i32> @v4i32_out_range_start() #0 {
; CHECK-LABEL: v4i32_out_range_start:
; CHECK:       // %bb.0:
; CHECK-NEXT:    index z0.s, #0, #1
; CHECK-NEXT:    add z0.s, z0.s, #16 // =0x10
; CHECK-NEXT:    // kill: def $q0 killed $q0 killed $z0
; CHECK-NEXT:    ret
  ret <4 x i32> <i32 16, i32 17, i32 18, i32 19>
}

; Positive test, out of imm range step.
define <4 x i32> @v4i32_out_range_step() #0 {
; CHECK-LABEL: v4i32_out_range_step:
; CHECK:       // %bb.0:
; CHECK-NEXT:    mov w8, #16 // =0x10
; CHECK-NEXT:    index z0.s, #0, w8
; CHECK-NEXT:    // kill: def $q0 killed $q0 killed $z0
; CHECK-NEXT:    ret
  ret <4 x i32> <i32 0, i32 16, i32 32, i32 48>
}

; Positive test, out of imm range start and step.
define <4 x i32> @v4i32_out_range_start_step() #0 {
; CHECK-LABEL: v4i32_out_range_start_step:
; CHECK:       // %bb.0:
; CHECK-NEXT:    mov w8, #16 // =0x10
; CHECK-NEXT:    index z0.s, #0, w8
; CHECK-NEXT:    add z0.s, z0.s, #16 // =0x10
; CHECK-NEXT:    // kill: def $q0 killed $q0 killed $z0
; CHECK-NEXT:    ret
  ret <4 x i32> <i32 16, i32 32, i32 48, i32 64>
}

; Negative test, non sequential.
define <4 x i32> @v4i32_non_sequential() #0 {
; CHECK-LABEL: v4i32_non_sequential:
; CHECK:       // %bb.0:
; CHECK-NEXT:    adrp x8, .LCPI12_0
; CHECK-NEXT:    ldr q0, [x8, :lo12:.LCPI12_0]
; CHECK-NEXT:    ret
  ret <4 x i32> <i32 0, i32 2, i32 2, i32 3>
}