xref: /llvm-project/llvm/test/CodeGen/AArch64/memcpy-scoped-aa.ll (revision 1ee315ae7964c8433b772e0b5d667834994ba753)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=aarch64-linux-gnu -o - %s | FileCheck %s
3; RUN: llc -mtriple=aarch64-linux-gnu -stop-after=finalize-isel -o - %s | FileCheck --check-prefix=MIR %s
4
5; MIR-DAG: ![[DOMAIN:[0-9]+]] = distinct !{!{{[0-9]+}}, !"bax"}
6; MIR-DAG: ![[SCOPE0:[0-9]+]] = distinct !{!{{[0-9]+}}, ![[DOMAIN]], !"bax: %p"}
7; MIR-DAG: ![[SCOPE1:[0-9]+]] = distinct !{!{{[0-9]+}}, ![[DOMAIN]], !"bax: %q"}
8; MIR-DAG: ![[SET0:[0-9]+]] = !{![[SCOPE0]]}
9; MIR-DAG: ![[SET1:[0-9]+]] = !{![[SCOPE1]]}
10
11; MIR-LABEL: name: test_memcpy
12; MIR:      %2:fpr128 = LDRQui %0, 1 :: (load (s128) from %ir.p1, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
13; MIR-NEXT: STRQui killed %2, %0, 0 :: (store (s128) into %ir.p0, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
14define i32 @test_memcpy(ptr nocapture %p, ptr nocapture readonly %q) {
15; CHECK-LABEL: test_memcpy:
16; CHECK:       // %bb.0:
17; CHECK-NEXT:    ldp w9, w10, [x1]
18; CHECK-NEXT:    ldr q0, [x0, #16]
19; CHECK-NEXT:    mov x8, x0
20; CHECK-NEXT:    add w0, w9, w10
21; CHECK-NEXT:    str q0, [x8]
22; CHECK-NEXT:    ret
23  %p0 = bitcast ptr %p to ptr
24  %add.ptr = getelementptr inbounds i32, ptr %p, i64 4
25  %p1 = bitcast ptr %add.ptr to ptr
26  tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(16) %p0, ptr noundef nonnull align 4 dereferenceable(16) %p1, i64 16, i1 false), !alias.scope !2, !noalias !4
27  %v0 = load i32, ptr %q, align 4, !alias.scope !4, !noalias !2
28  %q1 = getelementptr inbounds i32, ptr %q, i64 1
29  %v1 = load i32, ptr %q1, align 4, !alias.scope !4, !noalias !2
30  %add = add i32 %v0, %v1
31  ret i32 %add
32}
33
34; MIR-LABEL: name: test_memcpy_inline
35; MIR:      %2:fpr128 = LDRQui %0, 1 :: (load (s128) from %ir.p1, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
36; MIR-NEXT: STRQui killed %2, %0, 0 :: (store (s128) into %ir.p0, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
37define i32 @test_memcpy_inline(ptr nocapture %p, ptr nocapture readonly %q) {
38; CHECK-LABEL: test_memcpy_inline:
39; CHECK:       // %bb.0:
40; CHECK-NEXT:    ldp w9, w10, [x1]
41; CHECK-NEXT:    ldr q0, [x0, #16]
42; CHECK-NEXT:    mov x8, x0
43; CHECK-NEXT:    add w0, w9, w10
44; CHECK-NEXT:    str q0, [x8]
45; CHECK-NEXT:    ret
46  %p0 = bitcast ptr %p to ptr
47  %add.ptr = getelementptr inbounds i32, ptr %p, i64 4
48  %p1 = bitcast ptr %add.ptr to ptr
49  tail call void @llvm.memcpy.inline.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(16) %p0, ptr noundef nonnull align 4 dereferenceable(16) %p1, i64 16, i1 false), !alias.scope !2, !noalias !4
50  %v0 = load i32, ptr %q, align 4, !alias.scope !4, !noalias !2
51  %q1 = getelementptr inbounds i32, ptr %q, i64 1
52  %v1 = load i32, ptr %q1, align 4, !alias.scope !4, !noalias !2
53  %add = add i32 %v0, %v1
54  ret i32 %add
55}
56
57; MIR-LABEL: name: test_memmove
58; MIR:      %2:fpr128 = LDRQui %0, 1 :: (load (s128) from %ir.p1, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
59; MIR-NEXT: STRQui killed %2, %0, 0 :: (store (s128) into %ir.p0, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
60define i32 @test_memmove(ptr nocapture %p, ptr nocapture readonly %q) {
61; CHECK-LABEL: test_memmove:
62; CHECK:       // %bb.0:
63; CHECK-NEXT:    ldp w9, w10, [x1]
64; CHECK-NEXT:    ldr q0, [x0, #16]
65; CHECK-NEXT:    mov x8, x0
66; CHECK-NEXT:    add w0, w9, w10
67; CHECK-NEXT:    str q0, [x8]
68; CHECK-NEXT:    ret
69  %p0 = bitcast ptr %p to ptr
70  %add.ptr = getelementptr inbounds i32, ptr %p, i64 4
71  %p1 = bitcast ptr %add.ptr to ptr
72  tail call void @llvm.memmove.p0.p0.i64(ptr noundef nonnull align 4 dereferenceable(16) %p0, ptr noundef nonnull align 4 dereferenceable(16) %p1, i64 16, i1 false), !alias.scope !2, !noalias !4
73  %v0 = load i32, ptr %q, align 4, !alias.scope !4, !noalias !2
74  %q1 = getelementptr inbounds i32, ptr %q, i64 1
75  %v1 = load i32, ptr %q1, align 4, !alias.scope !4, !noalias !2
76  %add = add i32 %v0, %v1
77  ret i32 %add
78}
79
80; MIR-LABEL: name: test_memset
81; MIR:      %2:gpr64 = MOVi64imm -6148914691236517206
82; MIR-NEXT: STRXui %2, %0, 1 :: (store (s64) into %ir.p0 + 8, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
83; MIR-NEXT: STRXui %2, %0, 0 :: (store (s64) into %ir.p0, align 4, !alias.scope ![[SET0]], !noalias ![[SET1]])
84define i32 @test_memset(ptr nocapture %p, ptr nocapture readonly %q) {
85; CHECK-LABEL: test_memset:
86; CHECK:       // %bb.0:
87; CHECK-NEXT:    ldp w10, w11, [x1]
88; CHECK-NEXT:    mov x8, x0
89; CHECK-NEXT:    mov x9, #-6148914691236517206 // =0xaaaaaaaaaaaaaaaa
90; CHECK-NEXT:    stp x9, x9, [x8]
91; CHECK-NEXT:    add w0, w10, w11
92; CHECK-NEXT:    ret
93  %p0 = bitcast ptr %p to ptr
94  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(16) %p0, i8 170, i64 16, i1 false), !alias.scope !2, !noalias !4
95  %v0 = load i32, ptr %q, align 4, !alias.scope !4, !noalias !2
96  %q1 = getelementptr inbounds i32, ptr %q, i64 1
97  %v1 = load i32, ptr %q1, align 4, !alias.scope !4, !noalias !2
98  %add = add i32 %v0, %v1
99  ret i32 %add
100}
101
102; MIR-LABEL: name: test_mempcpy
103; MIR:      %2:fpr128 = LDRQui %0, 1 :: (load (s128) from %ir.p1, align 1, !alias.scope ![[SET0]], !noalias ![[SET1]])
104; MIR-NEXT: STRQui killed %2, %0, 0 :: (store (s128) into %ir.p0, align 1, !alias.scope ![[SET0]], !noalias ![[SET1]])
105define i32 @test_mempcpy(ptr nocapture %p, ptr nocapture readonly %q) {
106; CHECK-LABEL: test_mempcpy:
107; CHECK:       // %bb.0:
108; CHECK-NEXT:    ldp w9, w10, [x1]
109; CHECK-NEXT:    ldr q0, [x0, #16]
110; CHECK-NEXT:    mov x8, x0
111; CHECK-NEXT:    add w0, w9, w10
112; CHECK-NEXT:    str q0, [x8]
113; CHECK-NEXT:    ret
114  %p0 = bitcast ptr %p to ptr
115  %add.ptr = getelementptr inbounds i32, ptr %p, i64 4
116  %p1 = bitcast ptr %add.ptr to ptr
117  %call = tail call ptr @mempcpy(ptr noundef nonnull align 4 dereferenceable(16) %p0, ptr noundef nonnull align 4 dereferenceable(16) %p1, i64 16), !alias.scope !2, !noalias !4
118  %v0 = load i32, ptr %q, align 4, !alias.scope !4, !noalias !2
119  %q1 = getelementptr inbounds i32, ptr %q, i64 1
120  %v1 = load i32, ptr %q1, align 4, !alias.scope !4, !noalias !2
121  %add = add i32 %v0, %v1
122  ret i32 %add
123}
124
125declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg)
126declare void @llvm.memcpy.inline.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg)
127declare void @llvm.memmove.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1 immarg)
128declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg)
129
130declare ptr @mempcpy(ptr, ptr, i64)
131
132!0 = distinct !{!0, !"bax"}
133!1 = distinct !{!1, !0, !"bax: %p"}
134!2 = !{!1}
135!3 = distinct !{!3, !0, !"bax: %q"}
136!4 = !{!3}
137