1 ; RUN: llc -filetype=obj -mtriple=x86_64-pc-linux-gnu %s -o %t
2 ; RUN: llvm-readobj --relocations %t | FileCheck %s
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
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
21 ; Function Attrs: sanitize_memory uwtable
22 define void @_Z1fv() #0 {
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
44 ; <label>:5 ; preds = %entry
45 call void @__msan_warning_noreturn(), !dbg !20
46 call void asm sideeffect "", ""() #3, !dbg !20
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
62 ; <label>:15 ; preds = %6
63 call void @__msan_warning_noreturn(), !dbg !20
64 call void asm sideeffect "", ""() #3, !dbg !20
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
71 if.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
77 if.end: ; preds = %16, %if.then
81 ; Function Attrs: nobuiltin
82 declare i8* @_Znwm(i64) #1
84 ; Function Attrs: sanitize_memory uwtable
85 define i32 @main() #0 {
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
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
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
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
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
136 if.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
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
148 declare void @__msan_init()
150 ; Function Attrs: nounwind readnone
151 declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #2
153 ; Function Attrs: nounwind
154 declare i32 @puts(i8* nocapture readonly) #3
156 ; Function Attrs: nounwind
157 declare void @llvm.lifetime.start(i64, i8* nocapture) #3
159 ; Function Attrs: nounwind
160 declare void @llvm.lifetime.end(i64, i8* nocapture) #3
162 declare void @__msan_warning_noreturn()
164 declare void @__msan_maybe_warning_1(i8, i32)
166 declare void @__msan_maybe_store_origin_1(i8, i8*, i32)
168 declare void @__msan_maybe_warning_2(i16, i32)
170 declare void @__msan_maybe_store_origin_2(i16, i8*, i32)
172 declare void @__msan_maybe_warning_4(i32, i32)
174 declare void @__msan_maybe_store_origin_4(i32, i8*, i32)
176 declare void @__msan_maybe_warning_8(i64, i32)
178 declare void @__msan_maybe_store_origin_8(i64, i8*, i32)
180 declare void @__msan_set_alloca_origin4(i8*, i64, i8*, i64)
182 declare void @__msan_poison_stack(i8*, i64)
184 declare i32 @__msan_chain_origin(i32)
186 declare i8* @__msan_memmove(i8*, i8*, i64)
188 declare i8* @__msan_memcpy(i8*, i8*, i64)
190 declare i8* @__msan_memset(i8*, i32, i64)
192 ; Function Attrs: nounwind
193 declare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) #3
195 attributes #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" }
196 attributes #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" }
197 attributes #2 = { nounwind readnone }
198 attributes #3 = { nounwind }
199 attributes #4 = { builtin }
202 !llvm.module.flags = !{!16, !17}
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"}
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}