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https://github.com/RPCS3/llvm-mirror.git
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75 lines
3.2 KiB
LLVM
75 lines
3.2 KiB
LLVM
; RUN: llc -filetype=obj -mtriple=powerpc64le-unknown-linux-gnu < %s | \
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; RUN: llvm-dwarfdump -debug-info - | FileCheck %s
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; RUN: llc -filetype=obj -mtriple=powerpc64le-unknown-linux-gnu \
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; RUN: -strict-dwarf=true < %s | llvm-dwarfdump -debug-info - | \
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; RUN: FileCheck %s -check-prefix=STRICT
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; We also check that with/without -strict-dwarf=true, the location attribute
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; is not changed. The location attribute adding will call DwarfUnit::addUInt()
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; which contains a attribute 0, we want to make sure the strict-dwarf handling
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; is also right for attribute 0.
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; For this case, the location attribute adding is for global variable @_ZL3var
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; and the call chain to addUInt() is:
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; 1: DwarfCompileUnit::addLocationAttribute()
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; 2: DwarfUnit::addOpAddress()
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; 3: DwarfUnit::addUInt()
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; 4: addUInt(Block, (dwarf::Attribute)0, Form, Integer);
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; CHECK: DW_AT_name ("var")
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; CHECK-NOT: DW_TAG_
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; CHECK: DW_AT_alignment
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; CHECK: DW_AT_location (DW_OP_addr 0x0)
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; CHECK: DW_AT_noreturn
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;
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; STRICT: DW_AT_name ("var")
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; STRICT-NOT: DW_AT_alignment
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; STRICT-NOT: DW_TAG_
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; STRICT: DW_AT_location (DW_OP_addr 0x0)
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; STRICT-NOT: DW_AT_noreturn
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@_ZL3var = internal global i32 0, align 16, !dbg !0
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; Function Attrs: noinline noreturn optnone uwtable mustprogress
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define dso_local void @_Z1fv() #0 !dbg !12 {
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entry:
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call void @_Z4exitv(), !dbg !15
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ret void, !dbg !16
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}
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declare void @_Z4exitv()
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; Function Attrs: noinline nounwind optnone uwtable mustprogress
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define dso_local signext i32 @_Z3foov() !dbg !17 {
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entry:
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%0 = load i32, i32* @_ZL3var, align 16, !dbg !21
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ret i32 %0, !dbg !22
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}
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!llvm.dbg.cu = !{!2}
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!llvm.module.flags = !{!7, !8, !9, !10}
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!llvm.ident = !{!11}
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!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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!1 = distinct !DIGlobalVariable(name: "var", linkageName: "_ZL3var", scope: !2, file: !3, line: 2, type: !6, isLocal: true, isDefinition: true, align: 128)
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!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 13.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5, splitDebugInlining: false, nameTableKind: None)
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!3 = !DIFile(filename: "t.cpp", directory: "./")
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!4 = !{}
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!5 = !{!0}
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!6 = !DIBasicType(name: "unsigned int", size: 32, encoding: DW_ATE_unsigned)
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!7 = !{i32 7, !"Dwarf Version", i32 4}
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!8 = !{i32 2, !"Debug Info Version", i32 3}
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!9 = !{i32 1, !"wchar_size", i32 4}
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!10 = !{i32 7, !"uwtable", i32 1}
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!11 = !{!"clang version 13.0.0"}
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!12 = distinct !DISubprogram(name: "f", linkageName: "_Z1fv", scope: !3, file: !3, line: 4, type: !13, scopeLine: 4, flags: DIFlagPrototyped | DIFlagNoReturn, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !4)
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!13 = !DISubroutineType(types: !14)
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!14 = !{null}
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!15 = !DILocation(line: 5, column: 1, scope: !12)
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!16 = !DILocation(line: 7, column: 1, scope: !12)
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!17 = distinct !DISubprogram(name: "foo", linkageName: "_Z3foov", scope: !3, file: !3, line: 10, type: !18, scopeLine: 11, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !4)
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!18 = !DISubroutineType(types: !19)
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!19 = !{!20}
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!20 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!21 = !DILocation(line: 12, column: 18, scope: !17)
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!22 = !DILocation(line: 12, column: 11, scope: !17)
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