1; RUN: llc -fast-isel-sink-local-values -O0 -fast-isel -fast-isel-abort=1 -verify-machineinstrs -relocation-model=dynamic-no-pic -mtriple=arm64-apple-ios < %s | FileCheck %s --check-prefix=ARM64
2
3@message = global [80 x i8] c"The LLVM Compiler Infrastructure\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00", align 16
4@temp = common global [80 x i8] zeroinitializer, align 16
5
6define void @t1() {
7; ARM64-LABEL: t1
8; ARM64: adrp x8, _message@PAGE
9; ARM64: add x0, x8, _message@PAGEOFF
10; ARM64: mov w9, wzr
11; ARM64: uxtb w1, w9
12; ARM64: mov x2, #80
13; ARM64: bl _memset
14  call void @llvm.memset.p0i8.i64(i8* align 16 getelementptr inbounds ([80 x i8], [80 x i8]* @message, i32 0, i32 0), i8 0, i64 80, i1 false)
15  ret void
16}
17
18declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i1)
19
20define void @t2() {
21; ARM64-LABEL: t2
22; ARM64: adrp x8, _temp@GOTPAGE
23; ARM64: ldr x0, [x8, _temp@GOTPAGEOFF]
24; ARM64: adrp x8, _message@PAGE
25; ARM64: add x1, x8, _message@PAGEOFF
26; ARM64: mov x2, #80
27; ARM64: bl _memcpy
28  call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 getelementptr inbounds ([80 x i8], [80 x i8]* @temp, i32 0, i32 0), i8* align 16 getelementptr inbounds ([80 x i8], [80 x i8]* @message, i32 0, i32 0), i64 80, i1 false)
29  ret void
30}
31
32declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i1)
33
34define void @t3() {
35; ARM64-LABEL: t3
36; ARM64: adrp x8, _temp@GOTPAGE
37; ARM64: ldr x0, [x8, _temp@GOTPAGEOFF]
38; ARM64: adrp x8, _message@PAGE
39; ARM64: add x1, x8, _message@PAGEOFF
40; ARM64: mov x2, #20
41; ARM64: bl _memmove
42  call void @llvm.memmove.p0i8.p0i8.i64(i8* align 16 getelementptr inbounds ([80 x i8], [80 x i8]* @temp, i32 0, i32 0), i8* align 16 getelementptr inbounds ([80 x i8], [80 x i8]* @message, i32 0, i32 0), i64 20, i1 false)
43  ret void
44}
45
46declare void @llvm.memmove.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i1)
47
48define void @t4() {
49; ARM64-LABEL: t4
50; ARM64: adrp x8, _temp@GOTPAGE
51; ARM64: ldr x8, [x8, _temp@GOTPAGEOFF]
52; ARM64: adrp x9, _message@PAGE
53; ARM64: add x9, x9, _message@PAGEOFF
54; ARM64: ldr x10, [x9]
55; ARM64: str x10, [x8]
56; ARM64: ldr x10, [x9, #8]
57; ARM64: str x10, [x8, #8]
58; ARM64: ldrb w11, [x9, #16]
59; ARM64: strb w11, [x8, #16]
60; ARM64: ret
61  call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 getelementptr inbounds ([80 x i8], [80 x i8]* @temp, i32 0, i32 0), i8* align 16 getelementptr inbounds ([80 x i8], [80 x i8]* @message, i32 0, i32 0), i64 17, i1 false)
62  ret void
63}
64
65define void @t5() {
66; ARM64-LABEL: t5
67; ARM64: adrp x8, _temp@GOTPAGE
68; ARM64: ldr x8, [x8, _temp@GOTPAGEOFF]
69; ARM64: adrp x9, _message@PAGE
70; ARM64: add x9, x9, _message@PAGEOFF
71; ARM64: ldr x10, [x9]
72; ARM64: str x10, [x8]
73; ARM64: ldr x10, [x9, #8]
74; ARM64: str x10, [x8, #8]
75; ARM64: ldrb w11, [x9, #16]
76; ARM64: strb w11, [x8, #16]
77; ARM64: ret
78  call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 getelementptr inbounds ([80 x i8], [80 x i8]* @temp, i32 0, i32 0), i8* align 8 getelementptr inbounds ([80 x i8], [80 x i8]* @message, i32 0, i32 0), i64 17, i1 false)
79  ret void
80}
81
82define void @t6() {
83; ARM64-LABEL: t6
84; ARM64: adrp x8, _temp@GOTPAGE
85; ARM64: ldr x8, [x8, _temp@GOTPAGEOFF]
86; ARM64: adrp x9, _message@PAGE
87; ARM64: add x9, x9, _message@PAGEOFF
88; ARM64: ldr w10, [x9]
89; ARM64: str w10, [x8]
90; ARM64: ldr w10, [x9, #4]
91; ARM64: str w10, [x8, #4]
92; ARM64: ldrb w10, [x9, #8]
93; ARM64: strb w10, [x8, #8]
94; ARM64: ret
95  call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 4 getelementptr inbounds ([80 x i8], [80 x i8]* @temp, i32 0, i32 0), i8* align 4 getelementptr inbounds ([80 x i8], [80 x i8]* @message, i32 0, i32 0), i64 9, i1 false)
96  ret void
97}
98
99define void @t7() {
100; ARM64-LABEL: t7
101; ARM64: adrp x8, _temp@GOTPAGE
102; ARM64: ldr x8, [x8, _temp@GOTPAGEOFF]
103; ARM64: adrp x9, _message@PAGE
104; ARM64: add x9, x9, _message@PAGEOFF
105; ARM64: ldrh w10, [x9]
106; ARM64: strh w10, [x8]
107; ARM64: ldrh w10, [x9, #2]
108; ARM64: strh w10, [x8, #2]
109; ARM64: ldrh w10, [x9, #4]
110; ARM64: strh w10, [x8, #4]
111; ARM64: ldrb w10, [x9, #6]
112; ARM64: strb w10, [x8, #6]
113; ARM64: ret
114  call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 2 getelementptr inbounds ([80 x i8], [80 x i8]* @temp, i32 0, i32 0), i8* align 2 getelementptr inbounds ([80 x i8], [80 x i8]* @message, i32 0, i32 0), i64 7, i1 false)
115  ret void
116}
117
118define void @t8() {
119; ARM64-LABEL: t8
120; ARM64: adrp x8, _temp@GOTPAGE
121; ARM64: ldr x8, [x8, _temp@GOTPAGEOFF]
122; ARM64: adrp x9, _message@PAGE
123; ARM64: add x9, x9, _message@PAGEOFF
124; ARM64: ldrb w10, [x9]
125; ARM64: strb w10, [x8]
126; ARM64: ldrb w10, [x9, #1]
127; ARM64: strb w10, [x8, #1]
128; ARM64: ldrb w10, [x9, #2]
129; ARM64: strb w10, [x8, #2]
130; ARM64: ldrb w10, [x9, #3]
131; ARM64: strb w10, [x8, #3]
132; ARM64: ret
133  call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 1 getelementptr inbounds ([80 x i8], [80 x i8]* @temp, i32 0, i32 0), i8* align 1 getelementptr inbounds ([80 x i8], [80 x i8]* @message, i32 0, i32 0), i64 4, i1 false)
134  ret void
135}
136
137define void @test_distant_memcpy(i8* %dst) {
138; ARM64-LABEL: test_distant_memcpy:
139; ARM64: mov [[ARRAY:x[0-9]+]], sp
140; ARM64: mov [[OFFSET:x[0-9]+]], #8000
141; ARM64: add x[[ADDR:[0-9]+]], [[ARRAY]], [[OFFSET]]
142; ARM64: ldrb [[BYTE:w[0-9]+]], [x[[ADDR]]]
143; ARM64: strb [[BYTE]], [x0]
144  %array = alloca i8, i32 8192
145  %elem = getelementptr i8, i8* %array, i32 8000
146  call void @llvm.memcpy.p0i8.p0i8.i64(i8* %dst, i8* %elem, i64 1, i1 false)
147  ret void
148}
149