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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
; RUN: llc -mtriple aarch64-apple-darwin -O0 -global-isel -verify-machineinstrs %s -o - 2>&1 | FileCheck %s
target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
target triple = "arm64-apple-ios13.0.0"
@t_val = thread_local global i32 0, align 4
@.str = private unnamed_addr constant [5 x i8] c"str1\00", align 1
@str1 = global i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i32 0, i32 0), align 8
@.str.1 = private unnamed_addr constant [5 x i8] c"str2\00", align 1
@str2 = global i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i32 0, i32 0), align 8
@.str.2 = private unnamed_addr constant [5 x i8] c"str3\00", align 1
@str3 = global i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.2, i32 0, i32 0), align 8
@.str.3 = private unnamed_addr constant [5 x i8] c"str4\00", align 1
@str4 = global i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.3, i32 0, i32 0), align 8
@.str.4 = private unnamed_addr constant [5 x i8] c"str5\00", align 1
@str5 = global i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.4, i32 0, i32 0), align 8
@.str.5 = private unnamed_addr constant [5 x i8] c"str6\00", align 1
@str6 = global i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.5, i32 0, i32 0), align 8
@.str.6 = private unnamed_addr constant [5 x i8] c"str7\00", align 1
@str7 = global i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.6, i32 0, i32 0), align 8
@.str.7 = private unnamed_addr constant [5 x i8] c"str8\00", align 1
@str8 = global i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.7, i32 0, i32 0), align 8
@.str.8 = private unnamed_addr constant [5 x i8] c"str9\00", align 1
@str9 = global i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.8, i32 0, i32 0), align 8
@.str.9 = private unnamed_addr constant [6 x i8] c"str10\00", align 1
@str10 = global i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.9, i32 0, i32 0), align 8
@.str.10 = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1
@.str.11 = private unnamed_addr constant [4 x i8] c"%d\0A\00", align 1
@.str.12 = private unnamed_addr constant [4 x i8] c"xyz\00", align 1
; This test checks that we don't re-use the register for the variable descriptor
; for the second ldr.
; CHECK: adrp x[[PTR1:[0-9]+]], _t_val@TLVPPAGE
; CHECK: ldr x0, [x[[PTR1]], _t_val@TLVPPAGEOFF]
; CHECK: ldr x[[FPTR:[0-9]+]], [x0]
; CHECK: blr x[[FPTR]]
define void @_Z4funcPKc(i8* %id) {
entry:
%id.addr = alloca i8*, align 8
store i8* %id, i8** %id.addr, align 8
%0 = load i8*, i8** %id.addr, align 8
%1 = load i8*, i8** @str1, align 8
%cmp = icmp eq i8* %0, %1
br i1 %cmp, label %if.then, label %if.else
if.then: ; preds = %entry
%2 = load i8*, i8** @str1, align 8
%call = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %2)
%3 = load i8*, i8** @str2, align 8
%call1 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %3)
%4 = load i8*, i8** @str3, align 8
%call2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %4)
%5 = load i8*, i8** @str4, align 8
%call3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %5)
%6 = load i8*, i8** @str5, align 8
%call4 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %6)
%7 = load i8*, i8** @str6, align 8
%call5 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %7)
%8 = load i8*, i8** @str7, align 8
%call6 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %8)
%9 = load i8*, i8** @str8, align 8
%call7 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %9)
%10 = load i8*, i8** @str9, align 8
%call8 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %10)
%11 = load i8*, i8** @str10, align 8
%call9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %11)
%12 = load i32, i32* @t_val, align 4
%call10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.11, i64 0, i64 0), i32 %12)
br label %if.end56
if.else: ; preds = %entry
%13 = load i8*, i8** %id.addr, align 8
%14 = load i8*, i8** @str2, align 8
%cmp11 = icmp eq i8* %13, %14
br i1 %cmp11, label %if.then12, label %if.else24
if.then12: ; preds = %if.else
%15 = load i8*, i8** @str1, align 8
%call13 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %15)
%16 = load i8*, i8** @str2, align 8
%call14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %16)
%17 = load i8*, i8** @str3, align 8
%call15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %17)
%18 = load i8*, i8** @str4, align 8
%call16 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %18)
%19 = load i8*, i8** @str5, align 8
%call17 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %19)
%20 = load i8*, i8** @str6, align 8
%call18 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %20)
%21 = load i8*, i8** @str7, align 8
%call19 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %21)
%22 = load i8*, i8** @str8, align 8
%call20 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %22)
%23 = load i8*, i8** @str9, align 8
%call21 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %23)
%24 = load i8*, i8** @str10, align 8
%call22 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.10, i64 0, i64 0), i8* %24)
%25 = load i32, i32* @t_val, align 4
%call23 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.11, i64 0, i64 0), i32 %25)
br label %if.end55
if.else24: ; preds = %if.else
%26 = load i8*, i8** %id.addr, align 8
%27 = load i8*, i8** @str3, align 8
%cmp25 = icmp eq i8* %26, %27
br i1 %cmp25, label %if.then26, label %if.else27
if.then26: ; preds = %if.else24
br label %if.end54
if.else27: ; preds = %if.else24
%28 = load i8*, i8** %id.addr, align 8
%29 = load i8*, i8** @str4, align 8
%cmp28 = icmp eq i8* %28, %29
br i1 %cmp28, label %if.then29, label %if.else30
if.then29: ; preds = %if.else27
br label %if.end53
if.else30: ; preds = %if.else27
%30 = load i8*, i8** %id.addr, align 8
%31 = load i8*, i8** @str5, align 8
%cmp31 = icmp eq i8* %30, %31
br i1 %cmp31, label %if.then32, label %if.else33
if.then32: ; preds = %if.else30
br label %if.end52
if.else33: ; preds = %if.else30
%32 = load i8*, i8** %id.addr, align 8
%33 = load i8*, i8** @str6, align 8
%cmp34 = icmp eq i8* %32, %33
br i1 %cmp34, label %if.then35, label %if.else36
if.then35: ; preds = %if.else33
br label %if.end51
if.else36: ; preds = %if.else33
%34 = load i8*, i8** %id.addr, align 8
%35 = load i8*, i8** @str7, align 8
%cmp37 = icmp eq i8* %34, %35
br i1 %cmp37, label %if.then38, label %if.else39
if.then38: ; preds = %if.else36
br label %if.end50
if.else39: ; preds = %if.else36
%36 = load i8*, i8** %id.addr, align 8
%37 = load i8*, i8** @str8, align 8
%cmp40 = icmp eq i8* %36, %37
br i1 %cmp40, label %if.then41, label %if.else42
if.then41: ; preds = %if.else39
br label %if.end49
if.else42: ; preds = %if.else39
%38 = load i8*, i8** %id.addr, align 8
%39 = load i8*, i8** @str9, align 8
%cmp43 = icmp eq i8* %38, %39
br i1 %cmp43, label %if.then44, label %if.else45
if.then44: ; preds = %if.else42
br label %if.end48
if.else45: ; preds = %if.else42
%40 = load i8*, i8** %id.addr, align 8
%41 = load i8*, i8** @str10, align 8
%cmp46 = icmp eq i8* %40, %41
br i1 %cmp46, label %if.then47, label %if.end
if.then47: ; preds = %if.else45
br label %if.end
if.end: ; preds = %if.then47, %if.else45
br label %if.end48
if.end48: ; preds = %if.end, %if.then44
br label %if.end49
if.end49: ; preds = %if.end48, %if.then41
br label %if.end50
if.end50: ; preds = %if.end49, %if.then38
br label %if.end51
if.end51: ; preds = %if.end50, %if.then35
br label %if.end52
if.end52: ; preds = %if.end51, %if.then32
br label %if.end53
if.end53: ; preds = %if.end52, %if.then29
br label %if.end54
if.end54: ; preds = %if.end53, %if.then26
br label %if.end55
if.end55: ; preds = %if.end54, %if.then12
br label %if.end56
if.end56: ; preds = %if.end55, %if.then
ret void
}
declare i32 @printf(i8*, ...)
|
