| ; RUN: llc -filetype=obj -mtriple=x86_64-pc-linux-gnu %s -o %t |
| ; RUN: llvm-readobj --relocations %t | FileCheck %s |
| |
| ; Check that we don't have any relocations in the ranges section - |
| ; to show that we're producing this as a relative offset to the |
| ; low_pc for the compile unit. |
| ; CHECK-NOT: .rela.debug_ranges |
| |
| @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 0, ptr @__msan_init, ptr null }] |
| @str = private unnamed_addr constant [4 x i8] c"zzz\00" |
| @__msan_retval_tls = external thread_local(initialexec) global [8 x i64] |
| @__msan_retval_origin_tls = external thread_local(initialexec) global i32 |
| @__msan_param_tls = external thread_local(initialexec) global [1000 x i64] |
| @__msan_param_origin_tls = external thread_local(initialexec) global [1000 x i32] |
| @__msan_va_arg_tls = external thread_local(initialexec) global [1000 x i64] |
| @__msan_va_arg_overflow_size_tls = external thread_local(initialexec) global i64 |
| @__msan_origin_tls = external thread_local(initialexec) global i32 |
| @__executable_start = external hidden global i32 |
| @_end = external hidden global i32 |
| |
| ; Function Attrs: sanitize_memory uwtable |
| define void @_Z1fv() #0 !dbg !4 { |
| entry: |
| %p = alloca ptr, align 8 |
| %0 = ptrtoint ptr %p to i64, !dbg !19 |
| %1 = and i64 %0, -70368744177672, !dbg !19 |
| %2 = inttoptr i64 %1 to ptr, !dbg !19 |
| store i64 -1, ptr %2, align 8, !dbg !19 |
| store i64 0, ptr @__msan_param_tls, align 8, !dbg !19 |
| store i64 0, ptr @__msan_retval_tls, align 8, !dbg !19 |
| %call = call ptr @_Znwm(i64 4) #4, !dbg !19 |
| %_msret = load i64, ptr @__msan_retval_tls, align 8, !dbg !19 |
| tail call void @llvm.dbg.value(metadata ptr %call, metadata !9, metadata !DIExpression()), !dbg !19 |
| %3 = inttoptr i64 %1 to ptr, !dbg !19 |
| store i64 %_msret, ptr %3, align 8, !dbg !19 |
| store volatile ptr %call, ptr %p, align 8, !dbg !19 |
| tail call void @llvm.dbg.value(metadata ptr %p, metadata !9, metadata !DIExpression()), !dbg !19 |
| %p.0.p.0. = load volatile ptr, ptr %p, align 8, !dbg !20 |
| %_msld = load i64, ptr %3, align 8, !dbg !20 |
| %_mscmp = icmp eq i64 %_msld, 0, !dbg !20 |
| br i1 %_mscmp, label %5, label %4, !dbg !20, !prof !22 |
| |
| ; <label>:5 ; preds = %entry |
| call void @__msan_warning_noreturn(), !dbg !20 |
| call void asm sideeffect "", ""() #3, !dbg !20 |
| unreachable, !dbg !20 |
| |
| ; <label>:6 ; preds = %entry |
| %6 = load i32, ptr %p.0.p.0., align 4, !dbg !20, !tbaa !23 |
| %7 = ptrtoint ptr %p.0.p.0. to i64, !dbg !20 |
| %8 = and i64 %7, -70368744177665, !dbg !20 |
| %9 = inttoptr i64 %8 to ptr, !dbg !20 |
| %_msld2 = load i32, ptr %9, align 4, !dbg !20 |
| %10 = icmp ne i32 %_msld2, 0, !dbg !20 |
| %11 = xor i32 %_msld2, -1, !dbg !20 |
| %12 = and i32 %6, %11, !dbg !20 |
| %13 = icmp eq i32 %12, 0, !dbg !20 |
| %_msprop_icmp = and i1 %10, %13, !dbg !20 |
| br i1 %_msprop_icmp, label %14, label %15, !dbg !20, !prof !27 |
| |
| ; <label>:15 ; preds = %5 |
| call void @__msan_warning_noreturn(), !dbg !20 |
| call void asm sideeffect "", ""() #3, !dbg !20 |
| unreachable, !dbg !20 |
| |
| ; <label>:16 ; preds = %5 |
| %tobool = icmp eq i32 %6, 0, !dbg !20 |
| br i1 %tobool, label %if.end, label %if.then, !dbg !20 |
| |
| if.then: ; preds = %15 |
| store i64 0, ptr @__msan_param_tls, align 8, !dbg !28 |
| store i32 0, ptr @__msan_retval_tls, align 8, !dbg !28 |
| %puts = call i32 @puts(ptr @str), !dbg !28 |
| br label %if.end, !dbg !28 |
| |
| if.end: ; preds = %15, %if.then |
| ret void, !dbg !29 |
| } |
| |
| ; Function Attrs: nobuiltin |
| declare ptr @_Znwm(i64) #1 |
| |
| ; Function Attrs: sanitize_memory uwtable |
| define i32 @main() #0 !dbg !13 { |
| entry: |
| %p.i = alloca ptr, align 8 |
| %0 = ptrtoint ptr %p.i to i64, !dbg !30 |
| %1 = and i64 %0, -70368744177672, !dbg !30 |
| %2 = inttoptr i64 %1 to ptr, !dbg !30 |
| store i64 -1, ptr %2, align 8, !dbg !30 |
| call void @llvm.lifetime.start(i64 8, ptr %p.i), !dbg !30 |
| store i64 0, ptr @__msan_param_tls, align 8, !dbg !30 |
| store i64 0, ptr @__msan_retval_tls, align 8, !dbg !30 |
| %call.i = call ptr @_Znwm(i64 4) #4, !dbg !30 |
| %_msret = load i64, ptr @__msan_retval_tls, align 8, !dbg !30 |
| tail call void @llvm.dbg.value(metadata ptr %call.i, metadata !32, metadata !DIExpression()), !dbg !30 |
| %3 = inttoptr i64 %1 to ptr, !dbg !30 |
| store i64 %_msret, ptr %3, align 8, !dbg !30 |
| store volatile ptr %call.i, ptr %p.i, align 8, !dbg !30 |
| tail call void @llvm.dbg.value(metadata ptr %p.i, metadata !32, metadata !DIExpression()), !dbg !30 |
| %p.i.0.p.0.p.0..i = load volatile ptr, ptr %p.i, align 8, !dbg !33 |
| %_msld = load i64, ptr %3, align 8, !dbg !33 |
| %_mscmp = icmp eq i64 %_msld, 0, !dbg !33 |
| br i1 %_mscmp, label %5, label %4, !dbg !33, !prof !22 |
| |
| ; <label>:5 ; preds = %entry |
| call void @__msan_warning_noreturn(), !dbg !33 |
| call void asm sideeffect "", ""() #3, !dbg !33 |
| unreachable, !dbg !33 |
| |
| ; <label>:6 ; preds = %entry |
| %6 = load i32, ptr %p.i.0.p.0.p.0..i, align 4, !dbg !33, !tbaa !23 |
| %7 = ptrtoint ptr %p.i.0.p.0.p.0..i to i64, !dbg !33 |
| %8 = and i64 %7, -70368744177665, !dbg !33 |
| %9 = inttoptr i64 %8 to ptr, !dbg !33 |
| %_msld2 = load i32, ptr %9, align 4, !dbg !33 |
| %10 = icmp ne i32 %_msld2, 0, !dbg !33 |
| %11 = xor i32 %_msld2, -1, !dbg !33 |
| %12 = and i32 %6, %11, !dbg !33 |
| %13 = icmp eq i32 %12, 0, !dbg !33 |
| %_msprop_icmp = and i1 %10, %13, !dbg !33 |
| br i1 %_msprop_icmp, label %14, label %15, !dbg !33, !prof !27 |
| |
| ; <label>:15 ; preds = %5 |
| call void @__msan_warning_noreturn(), !dbg !33 |
| call void asm sideeffect "", ""() #3, !dbg !33 |
| unreachable, !dbg !33 |
| |
| ; <label>:16 ; preds = %5 |
| %tobool.i = icmp eq i32 %6, 0, !dbg !33 |
| br i1 %tobool.i, label %_Z1fv.exit, label %if.then.i, !dbg !33 |
| |
| if.then.i: ; preds = %15 |
| store i64 0, ptr @__msan_param_tls, align 8, !dbg !34 |
| store i32 0, ptr @__msan_retval_tls, align 8, !dbg !34 |
| %puts.i = call i32 @puts(ptr @str), !dbg !34 |
| br label %_Z1fv.exit, !dbg !34 |
| |
| _Z1fv.exit: ; preds = %15, %if.then.i |
| call void @llvm.lifetime.end(i64 8, ptr %p.i), !dbg !35 |
| store i32 0, ptr @__msan_retval_tls, align 8, !dbg !36 |
| ret i32 0, !dbg !36 |
| } |
| |
| declare void @__msan_init() |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.value(metadata, metadata, metadata) #2 |
| |
| ; Function Attrs: nounwind |
| declare i32 @puts(ptr nocapture readonly) #3 |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.lifetime.start(i64, ptr nocapture) #3 |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.lifetime.end(i64, ptr nocapture) #3 |
| |
| declare void @__msan_warning_noreturn() |
| |
| declare void @__msan_maybe_warning_1(i8, i32) |
| |
| declare void @__msan_maybe_store_origin_1(i8, ptr, i32) |
| |
| declare void @__msan_maybe_warning_2(i16, i32) |
| |
| declare void @__msan_maybe_store_origin_2(i16, ptr, i32) |
| |
| declare void @__msan_maybe_warning_4(i32, i32) |
| |
| declare void @__msan_maybe_store_origin_4(i32, ptr, i32) |
| |
| declare void @__msan_maybe_warning_8(i64, i32) |
| |
| declare void @__msan_maybe_store_origin_8(i64, ptr, i32) |
| |
| declare void @__msan_set_alloca_origin4(ptr, i64, ptr, i64) |
| |
| declare void @__msan_poison_stack(ptr, i64) |
| |
| declare i32 @__msan_chain_origin(i32) |
| |
| declare ptr @__msan_memmove(ptr, ptr, i64) |
| |
| declare ptr @__msan_memcpy(ptr, ptr, i64) |
| |
| declare ptr @__msan_memset(ptr, i32, i64) |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.memset.p0.i64(ptr nocapture, i8, i64, i1) #3 |
| |
| attributes #0 = { sanitize_memory uwtable "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #1 = { nobuiltin "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #2 = { nounwind readnone } |
| attributes #3 = { nounwind } |
| attributes #4 = { builtin } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!16, !17} |
| !llvm.ident = !{!18} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 (trunk 207243) (llvm/trunk 207259)", isOptimized: true, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) |
| !1 = !DIFile(filename: "foo.cpp", directory: "/usr/local/google/home/echristo/tmp") |
| !2 = !{} |
| !4 = distinct !DISubprogram(name: "f", linkageName: "_Z1fv", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 3, file: !1, scope: !5, type: !6, retainedNodes: !8) |
| !5 = !DIFile(filename: "foo.cpp", directory: "/usr/local/google/home/echristo/tmp") |
| !6 = !DISubroutineType(types: !7) |
| !7 = !{null} |
| !8 = !{!9} |
| !9 = !DILocalVariable(name: "p", line: 4, scope: !4, file: !5, type: !10) |
| !10 = !DIDerivedType(tag: DW_TAG_volatile_type, baseType: !11) |
| !11 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !12) |
| !12 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !13 = distinct !DISubprogram(name: "main", line: 9, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 9, file: !1, scope: !5, type: !14, retainedNodes: !2) |
| !14 = !DISubroutineType(types: !15) |
| !15 = !{!12} |
| !16 = !{i32 2, !"Dwarf Version", i32 4} |
| !17 = !{i32 1, !"Debug Info Version", i32 3} |
| !18 = !{!"clang version 3.5.0 (trunk 207243) (llvm/trunk 207259)"} |
| !19 = !DILocation(line: 4, scope: !4) |
| !20 = !DILocation(line: 5, scope: !21) |
| !21 = distinct !DILexicalBlock(line: 5, column: 0, file: !1, scope: !4) |
| !22 = !{!"branch_weights", i32 1000, i32 1} |
| !23 = !{!24, !24, i64 0} |
| !24 = !{!"int", !25, i64 0} |
| !25 = !{!"omnipotent char", !26, i64 0} |
| !26 = !{!"Simple C/C++ TBAA"} |
| !27 = !{!"branch_weights", i32 1, i32 1000} |
| !28 = !DILocation(line: 6, scope: !21) |
| !29 = !DILocation(line: 7, scope: !4) |
| !30 = !DILocation(line: 4, scope: !4, inlinedAt: !31) |
| !31 = !DILocation(line: 10, scope: !13) |
| !32 = !DILocalVariable(name: "p", line: 4, scope: !4, file: !5, type: !10) |
| !33 = !DILocation(line: 5, scope: !21, inlinedAt: !31) |
| !34 = !DILocation(line: 6, scope: !21, inlinedAt: !31) |
| !35 = !DILocation(line: 7, scope: !4, inlinedAt: !31) |
| !36 = !DILocation(line: 11, scope: !13) |
