From cd81d94322a39503e4a3e87b6ee03d4fcb3465fb Mon Sep 17 00:00:00 2001 From: Stephen Hines Date: Mon, 21 Jul 2014 00:45:20 -0700 Subject: Update LLVM for rebase to r212749. Includes a cherry-pick of: r212948 - fixes a small issue with atomic calls Change-Id: Ib97bd980b59f18142a69506400911a6009d9df18 --- test/DebugInfo/PR20038.ll | 168 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 168 insertions(+) create mode 100644 test/DebugInfo/PR20038.ll (limited to 'test/DebugInfo/PR20038.ll') diff --git a/test/DebugInfo/PR20038.ll b/test/DebugInfo/PR20038.ll new file mode 100644 index 0000000..61145e5 --- /dev/null +++ b/test/DebugInfo/PR20038.ll @@ -0,0 +1,168 @@ +; REQUIRES: object-emission + +; RUN: %llc_dwarf -O0 -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s + +; IR generated from clang -O0 with: +; struct C { +; ~C(); +; }; +; extern bool b; +; void fun4() { b && (C(), 1); } +; __attribute__((always_inline)) C::~C() { } + +; CHECK: DW_TAG_structure_type +; CHECK-NOT: DW_TAG +; CHECK: DW_AT_name {{.*}} "C" +; CHECK-NOT: {{DW_TAG|NULL}} +; CHECK: [[C_DTOR_DECL:.*]]: DW_TAG_subprogram +; CHECK-NOT: DW_TAG +; CHECK: DW_AT_name {{.*}} "~C" + +; CHECK: [[D1_ABS:.*]]: DW_TAG_subprogram +; CHECK-NOT: DW_TAG +; CHECK: DW_AT_MIPS_linkage_name {{.*}} "_ZN1CD1Ev" +; CHECK-NOT: {{DW_TAG|NULL}} +; CHECK: [[D1_THIS_ABS:.*]]: DW_TAG_formal_parameter +; CHECK-NOT: DW_TAG +; CHECK: DW_AT_name {{.*}} "this" + +; CHECK: DW_TAG_subprogram +; CHECK-NOT: DW_TAG +; CHECK: DW_AT_name {{.*}} "fun4" +; CHECK-NOT: {{DW_TAG|NULL}} +; CHECK: DW_TAG_lexical_block +; CHECK-NOT: {{DW_TAG|NULL}} +; CHECK: DW_TAG_inlined_subroutine +; CHECK-NOT: DW_TAG +; CHECK: DW_AT_abstract_origin {{.*}} {[[D1_ABS]]} +; CHECK-NOT: {{DW_TAG|NULL}} +; CHECK: DW_TAG_formal_parameter +; CHECK-NOT: DW_TAG +; CHECK: DW_AT_abstract_origin {{.*}} {[[D1_THIS_ABS]]} + +; FIXME: D2 is actually inlined into D1 but doesn't show up here, possibly due +; to there being no work in D2 (calling another member function from the dtor +; causes D2 to show up, calling a free function doesn't). + +; CHECK-NOT: DW_TAG +; CHECK: NULL +; CHECK-NOT: DW_TAG +; CHECK: NULL +; CHECK-NOT: DW_TAG +; CHECK: NULL + +%struct.C = type { i8 } + +@b = external global i8 + +; Function Attrs: nounwind +define void @_Z4fun4v() #0 { +entry: + %this.addr.i.i = alloca %struct.C*, align 8, !dbg !21 + %this.addr.i = alloca %struct.C*, align 8, !dbg !22 + %agg.tmp.ensured = alloca %struct.C, align 1 + %cleanup.cond = alloca i1 + %0 = load i8* @b, align 1, !dbg !24 + %tobool = trunc i8 %0 to i1, !dbg !24 + store i1 false, i1* %cleanup.cond + br i1 %tobool, label %land.rhs, label %land.end, !dbg !24 + +land.rhs: ; preds = %entry + store i1 true, i1* %cleanup.cond, !dbg !25 + br label %land.end + +land.end: ; preds = %land.rhs, %entry + %1 = phi i1 [ false, %entry ], [ true, %land.rhs ] + %cleanup.is_active = load i1* %cleanup.cond, !dbg !27 + br i1 %cleanup.is_active, label %cleanup.action, label %cleanup.done, !dbg !27 + +cleanup.action: ; preds = %land.end + store %struct.C* %agg.tmp.ensured, %struct.C** %this.addr.i, align 8, !dbg !22 + call void @llvm.dbg.declare(metadata !{%struct.C** %this.addr.i}, metadata !29), !dbg !31 + %this1.i = load %struct.C** %this.addr.i, !dbg !22 + store %struct.C* %this1.i, %struct.C** %this.addr.i.i, align 8, !dbg !21 + call void @llvm.dbg.declare(metadata !{%struct.C** %this.addr.i.i}, metadata !32), !dbg !33 + %this1.i.i = load %struct.C** %this.addr.i.i, !dbg !21 + br label %cleanup.done, !dbg !22 + +cleanup.done: ; preds = %cleanup.action, %land.end + ret void, !dbg !34 +} + +; Function Attrs: alwaysinline nounwind +define void @_ZN1CD1Ev(%struct.C* %this) unnamed_addr #1 align 2 { +entry: + %this.addr.i = alloca %struct.C*, align 8, !dbg !37 + %this.addr = alloca %struct.C*, align 8 + store %struct.C* %this, %struct.C** %this.addr, align 8 + call void @llvm.dbg.declare(metadata !{%struct.C** %this.addr}, metadata !29), !dbg !38 + %this1 = load %struct.C** %this.addr + store %struct.C* %this1, %struct.C** %this.addr.i, align 8, !dbg !37 + call void @llvm.dbg.declare(metadata !{%struct.C** %this.addr.i}, metadata !32), !dbg !39 + %this1.i = load %struct.C** %this.addr.i, !dbg !37 + ret void, !dbg !37 +} + +; Function Attrs: alwaysinline nounwind +define void @_ZN1CD2Ev(%struct.C* %this) unnamed_addr #1 align 2 { +entry: + %this.addr = alloca %struct.C*, align 8 + store %struct.C* %this, %struct.C** %this.addr, align 8 + call void @llvm.dbg.declare(metadata !{%struct.C** %this.addr}, metadata !32), !dbg !40 + %this1 = load %struct.C** %this.addr + ret void, !dbg !41 +} + +; Function Attrs: nounwind readnone +declare void @llvm.dbg.declare(metadata, metadata) #2 + +attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } +attributes #1 = { alwaysinline nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } +attributes #2 = { nounwind readnone } + +!llvm.dbg.cu = !{!0} +!llvm.module.flags = !{!18, !19} +!llvm.ident = !{!20} + +!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5.0 ", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !11, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/] [DW_LANG_C_plus_plus] +!1 = metadata !{metadata !"", metadata !"/tmp/dbginfo"} +!2 = metadata !{} +!3 = metadata !{metadata !4} +!4 = metadata !{i32 786451, metadata !5, null, metadata !"C", i32 1, i64 8, i64 8, i32 0, i32 0, null, metadata !6, i32 0, null, null, metadata !"_ZTS1C"} ; [ DW_TAG_structure_type ] [C] [line 1, size 8, align 8, offset 0] [def] [from ] +!5 = metadata !{metadata !"PR20038.cpp", metadata !"/tmp/dbginfo"} +!6 = metadata !{metadata !7} +!7 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1C", metadata !"~C", metadata !"~C", metadata !"", i32 2, metadata !8, i1 false, i1 false, i32 0, i32 0, null, i32 256, i1 false, null, null, i32 0, null, i32 2} ; [ DW_TAG_subprogram ] [line 2] [~C] +!8 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !9, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] +!9 = metadata !{null, metadata !10} +!10 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !"_ZTS1C"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS1C] +!11 = metadata !{metadata !12, metadata !16, metadata !17} +!12 = metadata !{i32 786478, metadata !5, metadata !13, metadata !"fun4", metadata !"fun4", metadata !"_Z4fun4v", i32 5, metadata !14, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_Z4fun4v, null, null, metadata !2, i32 5} ; [ DW_TAG_subprogram ] [line 5] [def] [fun4] +!13 = metadata !{i32 786473, metadata !5} ; [ DW_TAG_file_type ] [/tmp/dbginfo/PR20038.cpp] +!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 ] +!15 = metadata !{null} +!16 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1C", metadata !"~C", metadata !"~C", metadata !"_ZN1CD2Ev", i32 6, metadata !8, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%struct.C*)* @_ZN1CD2Ev, null, metadata !7, metadata !2, i32 6} ; [ DW_TAG_subprogram ] [line 6] [def] [~C] +!17 = metadata !{i32 786478, metadata !5, metadata !"_ZTS1C", metadata !"~C", metadata !"~C", metadata !"_ZN1CD1Ev", i32 6, metadata !8, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (%struct.C*)* @_ZN1CD1Ev, null, metadata !7, metadata !2, i32 6} ; [ DW_TAG_subprogram ] [line 6] [def] [~C] +!18 = metadata !{i32 2, metadata !"Dwarf Version", i32 4} +!19 = metadata !{i32 2, metadata !"Debug Info Version", i32 1} +!20 = metadata !{metadata !"clang version 3.5.0 "} +!21 = metadata !{i32 6, i32 0, metadata !17, metadata !22} +!22 = metadata !{i32 5, i32 0, metadata !23, null} +!23 = metadata !{i32 786443, metadata !5, metadata !12, i32 5, i32 0, i32 3, i32 3} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/PR20038.cpp] +!24 = metadata !{i32 5, i32 0, metadata !12, null} +!25 = metadata !{i32 5, i32 0, metadata !26, null} +!26 = metadata !{i32 786443, metadata !5, metadata !12, i32 5, i32 0, i32 1, i32 1} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/PR20038.cpp] +!27 = metadata !{i32 5, i32 0, metadata !28, null} +!28 = metadata !{i32 786443, metadata !5, metadata !12, i32 5, i32 0, i32 2, i32 2} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/PR20038.cpp] +!29 = metadata !{i32 786689, metadata !17, metadata !"this", null, i32 16777216, metadata !30, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0] +!30 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !"_ZTS1C"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from _ZTS1C] +!31 = metadata !{i32 0, i32 0, metadata !17, metadata !22} +!32 = metadata !{i32 786689, metadata !16, metadata !"this", null, i32 16777216, metadata !30, i32 1088, i32 0} ; [ DW_TAG_arg_variable ] [this] [line 0] +!33 = metadata !{i32 0, i32 0, metadata !16, metadata !21} +!34 = metadata !{i32 5, i32 0, metadata !35, null} +!35 = metadata !{i32 786443, metadata !5, metadata !36, i32 5, i32 0, i32 5, i32 5} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/PR20038.cpp] +!36 = metadata !{i32 786443, metadata !5, metadata !12, i32 5, i32 0, i32 4, i32 4} ; [ DW_TAG_lexical_block ] [/tmp/dbginfo/PR20038.cpp] +!37 = metadata !{i32 6, i32 0, metadata !17, null} +!38 = metadata !{i32 0, i32 0, metadata !17, null} +!39 = metadata !{i32 0, i32 0, metadata !16, metadata !37} +!40 = metadata !{i32 0, i32 0, metadata !16, null} +!41 = metadata !{i32 6, i32 0, metadata !16, null} -- cgit v1.1