1; RUN: llc -filetype=obj -mtriple=x86_64-pc-linux-gnu %s -o %t
2; RUN: llvm-readobj --relocations %t | FileCheck %s
3
4; Check that we don't have any relocations in the ranges section -
5; to show that we're producing this as a relative offset to the
6; low_pc for the compile unit.
7; CHECK-NOT: .rela.debug_ranges
8
9@llvm.global_ctors = appending global [1 x { i32, void ()* }] [{ i32, void ()* } { i32 0, void ()* @__msan_init }]
10@str = private unnamed_addr constant [4 x i8] c"zzz\00"
11@__msan_retval_tls = external thread_local(initialexec) global [8 x i64]
12@__msan_retval_origin_tls = external thread_local(initialexec) global i32
13@__msan_param_tls = external thread_local(initialexec) global [1000 x i64]
14@__msan_param_origin_tls = external thread_local(initialexec) global [1000 x i32]
15@__msan_va_arg_tls = external thread_local(initialexec) global [1000 x i64]
16@__msan_va_arg_overflow_size_tls = external thread_local(initialexec) global i64
17@__msan_origin_tls = external thread_local(initialexec) global i32
18@__executable_start = external hidden global i32
19@_end = external hidden global i32
20
21; Function Attrs: sanitize_memory uwtable
22define void @_Z1fv() #0 {
23entry:
24  %p = alloca i32*, align 8
25  %0 = ptrtoint i32** %p to i64, !dbg !19
26  %1 = and i64 %0, -70368744177672, !dbg !19
27  %2 = inttoptr i64 %1 to i64*, !dbg !19
28  store i64 -1, i64* %2, align 8, !dbg !19
29  store i64 0, i64* getelementptr inbounds ([1000 x i64]* @__msan_param_tls, i64 0, i64 0), align 8, !dbg !19
30  store i64 0, i64* getelementptr inbounds ([8 x i64]* @__msan_retval_tls, i64 0, i64 0), align 8, !dbg !19
31  %call = call i8* @_Znwm(i64 4) #4, !dbg !19
32  %_msret = load i64* getelementptr inbounds ([8 x i64]* @__msan_retval_tls, i64 0, i64 0), align 8, !dbg !19
33  %3 = bitcast i8* %call to i32*, !dbg !19
34  tail call void @llvm.dbg.value(metadata !{i32* %3}, i64 0, metadata !9, metadata !{i32 786690}), !dbg !19
35  %4 = inttoptr i64 %1 to i64*, !dbg !19
36  store i64 %_msret, i64* %4, align 8, !dbg !19
37  store volatile i32* %3, i32** %p, align 8, !dbg !19
38  tail call void @llvm.dbg.value(metadata !{i32** %p}, i64 0, metadata !9, metadata !{i32 786690}), !dbg !19
39  %p.0.p.0. = load volatile i32** %p, align 8, !dbg !20
40  %_msld = load i64* %4, align 8, !dbg !20
41  %_mscmp = icmp eq i64 %_msld, 0, !dbg !20
42  br i1 %_mscmp, label %6, label %5, !dbg !20, !prof !22
43
44; <label>:5                                       ; preds = %entry
45  call void @__msan_warning_noreturn(), !dbg !20
46  call void asm sideeffect "", ""() #3, !dbg !20
47  unreachable, !dbg !20
48
49; <label>:6                                       ; preds = %entry
50  %7 = load i32* %p.0.p.0., align 4, !dbg !20, !tbaa !23
51  %8 = ptrtoint i32* %p.0.p.0. to i64, !dbg !20
52  %9 = and i64 %8, -70368744177665, !dbg !20
53  %10 = inttoptr i64 %9 to i32*, !dbg !20
54  %_msld2 = load i32* %10, align 4, !dbg !20
55  %11 = icmp ne i32 %_msld2, 0, !dbg !20
56  %12 = xor i32 %_msld2, -1, !dbg !20
57  %13 = and i32 %7, %12, !dbg !20
58  %14 = icmp eq i32 %13, 0, !dbg !20
59  %_msprop_icmp = and i1 %11, %14, !dbg !20
60  br i1 %_msprop_icmp, label %15, label %16, !dbg !20, !prof !27
61
62; <label>:15                                      ; preds = %6
63  call void @__msan_warning_noreturn(), !dbg !20
64  call void asm sideeffect "", ""() #3, !dbg !20
65  unreachable, !dbg !20
66
67; <label>:16                                      ; preds = %6
68  %tobool = icmp eq i32 %7, 0, !dbg !20
69  br i1 %tobool, label %if.end, label %if.then, !dbg !20
70
71if.then:                                          ; preds = %16
72  store i64 0, i64* getelementptr inbounds ([1000 x i64]* @__msan_param_tls, i64 0, i64 0), align 8, !dbg !28
73  store i32 0, i32* bitcast ([8 x i64]* @__msan_retval_tls to i32*), align 8, !dbg !28
74  %puts = call i32 @puts(i8* getelementptr inbounds ([4 x i8]* @str, i64 0, i64 0)), !dbg !28
75  br label %if.end, !dbg !28
76
77if.end:                                           ; preds = %16, %if.then
78  ret void, !dbg !29
79}
80
81; Function Attrs: nobuiltin
82declare i8* @_Znwm(i64) #1
83
84; Function Attrs: sanitize_memory uwtable
85define i32 @main() #0 {
86entry:
87  %p.i = alloca i32*, align 8
88  %0 = ptrtoint i32** %p.i to i64, !dbg !30
89  %1 = and i64 %0, -70368744177672, !dbg !30
90  %2 = inttoptr i64 %1 to i64*, !dbg !30
91  store i64 -1, i64* %2, align 8, !dbg !30
92  %p.i.0..sroa_cast = bitcast i32** %p.i to i8*, !dbg !30
93  call void @llvm.lifetime.start(i64 8, i8* %p.i.0..sroa_cast), !dbg !30
94  store i64 0, i64* getelementptr inbounds ([1000 x i64]* @__msan_param_tls, i64 0, i64 0), align 8, !dbg !30
95  store i64 0, i64* getelementptr inbounds ([8 x i64]* @__msan_retval_tls, i64 0, i64 0), align 8, !dbg !30
96  %call.i = call i8* @_Znwm(i64 4) #4, !dbg !30
97  %_msret = load i64* getelementptr inbounds ([8 x i64]* @__msan_retval_tls, i64 0, i64 0), align 8, !dbg !30
98  %3 = bitcast i8* %call.i to i32*, !dbg !30
99  tail call void @llvm.dbg.value(metadata !{i32* %3}, i64 0, metadata !32, metadata !{i32 786690}), !dbg !30
100  %4 = inttoptr i64 %1 to i64*, !dbg !30
101  store i64 %_msret, i64* %4, align 8, !dbg !30
102  store volatile i32* %3, i32** %p.i, align 8, !dbg !30
103  tail call void @llvm.dbg.value(metadata !{i32** %p.i}, i64 0, metadata !32, metadata !{i32 786690}), !dbg !30
104  %p.i.0.p.0.p.0..i = load volatile i32** %p.i, align 8, !dbg !33
105  %_msld = load i64* %4, align 8, !dbg !33
106  %_mscmp = icmp eq i64 %_msld, 0, !dbg !33
107  br i1 %_mscmp, label %6, label %5, !dbg !33, !prof !22
108
109; <label>:5                                       ; preds = %entry
110  call void @__msan_warning_noreturn(), !dbg !33
111  call void asm sideeffect "", ""() #3, !dbg !33
112  unreachable, !dbg !33
113
114; <label>:6                                       ; preds = %entry
115  %7 = load i32* %p.i.0.p.0.p.0..i, align 4, !dbg !33, !tbaa !23
116  %8 = ptrtoint i32* %p.i.0.p.0.p.0..i to i64, !dbg !33
117  %9 = and i64 %8, -70368744177665, !dbg !33
118  %10 = inttoptr i64 %9 to i32*, !dbg !33
119  %_msld2 = load i32* %10, align 4, !dbg !33
120  %11 = icmp ne i32 %_msld2, 0, !dbg !33
121  %12 = xor i32 %_msld2, -1, !dbg !33
122  %13 = and i32 %7, %12, !dbg !33
123  %14 = icmp eq i32 %13, 0, !dbg !33
124  %_msprop_icmp = and i1 %11, %14, !dbg !33
125  br i1 %_msprop_icmp, label %15, label %16, !dbg !33, !prof !27
126
127; <label>:15                                      ; preds = %6
128  call void @__msan_warning_noreturn(), !dbg !33
129  call void asm sideeffect "", ""() #3, !dbg !33
130  unreachable, !dbg !33
131
132; <label>:16                                      ; preds = %6
133  %tobool.i = icmp eq i32 %7, 0, !dbg !33
134  br i1 %tobool.i, label %_Z1fv.exit, label %if.then.i, !dbg !33
135
136if.then.i:                                        ; preds = %16
137  store i64 0, i64* getelementptr inbounds ([1000 x i64]* @__msan_param_tls, i64 0, i64 0), align 8, !dbg !34
138  store i32 0, i32* bitcast ([8 x i64]* @__msan_retval_tls to i32*), align 8, !dbg !34
139  %puts.i = call i32 @puts(i8* getelementptr inbounds ([4 x i8]* @str, i64 0, i64 0)), !dbg !34
140  br label %_Z1fv.exit, !dbg !34
141
142_Z1fv.exit:                                       ; preds = %16, %if.then.i
143  call void @llvm.lifetime.end(i64 8, i8* %p.i.0..sroa_cast), !dbg !35
144  store i32 0, i32* bitcast ([8 x i64]* @__msan_retval_tls to i32*), align 8, !dbg !36
145  ret i32 0, !dbg !36
146}
147
148declare void @__msan_init()
149
150; Function Attrs: nounwind readnone
151declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #2
152
153; Function Attrs: nounwind
154declare i32 @puts(i8* nocapture readonly) #3
155
156; Function Attrs: nounwind
157declare void @llvm.lifetime.start(i64, i8* nocapture) #3
158
159; Function Attrs: nounwind
160declare void @llvm.lifetime.end(i64, i8* nocapture) #3
161
162declare void @__msan_warning_noreturn()
163
164declare void @__msan_maybe_warning_1(i8, i32)
165
166declare void @__msan_maybe_store_origin_1(i8, i8*, i32)
167
168declare void @__msan_maybe_warning_2(i16, i32)
169
170declare void @__msan_maybe_store_origin_2(i16, i8*, i32)
171
172declare void @__msan_maybe_warning_4(i32, i32)
173
174declare void @__msan_maybe_store_origin_4(i32, i8*, i32)
175
176declare void @__msan_maybe_warning_8(i64, i32)
177
178declare void @__msan_maybe_store_origin_8(i64, i8*, i32)
179
180declare void @__msan_set_alloca_origin4(i8*, i64, i8*, i64)
181
182declare void @__msan_poison_stack(i8*, i64)
183
184declare i32 @__msan_chain_origin(i32)
185
186declare i8* @__msan_memmove(i8*, i8*, i64)
187
188declare i8* @__msan_memcpy(i8*, i8*, i64)
189
190declare i8* @__msan_memset(i8*, i32, i64)
191
192; Function Attrs: nounwind
193declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) #3
194
195attributes #0 = { sanitize_memory uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
196attributes #1 = { nobuiltin "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
197attributes #2 = { nounwind readnone }
198attributes #3 = { nounwind }
199attributes #4 = { builtin }
200
201!llvm.dbg.cu = !{!0}
202!llvm.module.flags = !{!16, !17}
203!llvm.ident = !{!18}
204
205!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5.0 (trunk 207243) (llvm/trunk 207259)", i1 true, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.cpp] [DW_LANG_C_plus_plus]
206!1 = metadata !{metadata !"foo.cpp", metadata !"/usr/local/google/home/echristo/tmp"}
207!2 = metadata !{}
208!3 = metadata !{metadata !4, metadata !13}
209!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"f", metadata !"f", metadata !"_Z1fv", i32 3, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, void ()* @_Z1fv, null, null, metadata !8, i32 3} ; [ DW_TAG_subprogram ] [line 3] [def] [f]
210!5 = metadata !{i32 786473, metadata !1}          ; [ DW_TAG_file_type ] [/usr/local/google/home/echristo/tmp/foo.cpp]
211!6 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
212!7 = metadata !{null}
213!8 = metadata !{metadata !9}
214!9 = metadata !{i32 786688, metadata !4, metadata !"p", metadata !5, i32 4, metadata !10, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [p] [line 4]
215!10 = metadata !{i32 786485, null, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, metadata !11} ; [ DW_TAG_volatile_type ] [line 0, size 0, align 0, offset 0] [from ]
216!11 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !12} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from int]
217!12 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
218!13 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"main", metadata !"main", metadata !"", i32 9, metadata !14, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32 ()* @main, null, null, metadata !2, i32 9} ; [ DW_TAG_subprogram ] [line 9] [def] [main]
219!14 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !15, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
220!15 = metadata !{metadata !12}
221!16 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
222!17 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
223!18 = metadata !{metadata !"clang version 3.5.0 (trunk 207243) (llvm/trunk 207259)"}
224!19 = metadata !{i32 4, i32 0, metadata !4, null}
225!20 = metadata !{i32 5, i32 0, metadata !21, null}
226!21 = metadata !{i32 786443, metadata !1, metadata !4, i32 5, i32 0, i32 0, i32 0} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/echristo/tmp/foo.cpp]
227!22 = metadata !{metadata !"branch_weights", i32 1000, i32 1}
228!23 = metadata !{metadata !24, metadata !24, i64 0}
229!24 = metadata !{metadata !"int", metadata !25, i64 0}
230!25 = metadata !{metadata !"omnipotent char", metadata !26, i64 0}
231!26 = metadata !{metadata !"Simple C/C++ TBAA"}
232!27 = metadata !{metadata !"branch_weights", i32 1, i32 1000}
233!28 = metadata !{i32 6, i32 0, metadata !21, null}
234!29 = metadata !{i32 7, i32 0, metadata !4, null}
235!30 = metadata !{i32 4, i32 0, metadata !4, metadata !31}
236!31 = metadata !{i32 10, i32 0, metadata !13, null}
237!32 = metadata !{i32 786688, metadata !4, metadata !"p", metadata !5, i32 4, metadata !10, i32 0, metadata !31} ; [ DW_TAG_auto_variable ] [p] [line 4]
238!33 = metadata !{i32 5, i32 0, metadata !21, metadata !31}
239!34 = metadata !{i32 6, i32 0, metadata !21, metadata !31}
240!35 = metadata !{i32 7, i32 0, metadata !4, metadata !31}
241!36 = metadata !{i32 11, i32 0, metadata !13, null}
242