forked from OSchip/llvm-project
97 lines
5.3 KiB
LLVM
97 lines
5.3 KiB
LLVM
; REQUIRES: object-emission
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; RUN: llc -mtriple=x86_64-linux -O0 -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s
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; From source:
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; struct foo {
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; int __attribute__((always_inline)) func(int x) { return x + 2; }
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; };
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; int i;
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; int main() {
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; return foo().func(i);
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; }
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; CHECK: DW_TAG_structure_type
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; CHECK: DW_TAG_subprogram
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; But make sure we emit DW_AT_object_pointer on the abstract definition.
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; CHECK: [[ABSTRACT_ORIGIN:.*]]: DW_TAG_subprogram
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; CHECK-NOT: {{NULL|TAG}}
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; CHECK: DW_AT_specification {{.*}} "_ZN3foo4funcEi"
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; CHECK-NOT: {{NULL|TAG}}
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; CHECK: DW_AT_object_pointer
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; Ensure we omit DW_AT_object_pointer on inlined subroutines.
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; CHECK: DW_TAG_inlined_subroutine
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; CHECK-NEXT: DW_AT_abstract_origin {{.*}} {[[ABSTRACT_ORIGIN]]} "_ZN3foo4funcEi"
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; CHECK-NOT: NULL
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; CHECK-NOT: DW_AT_object_pointer
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; CHECK: DW_TAG_formal_parameter
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; CHECK-NOT: DW_AT_artificial
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; CHECK: DW_TAG
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%struct.foo = type { i8 }
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@i = global i32 0, align 4
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; Function Attrs: uwtable
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define i32 @main() #0 {
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entry:
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%this.addr.i = alloca %struct.foo*, align 8
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%x.addr.i = alloca i32, align 4
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%retval = alloca i32, align 4
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%tmp = alloca %struct.foo, align 1
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store i32 0, i32* %retval
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%0 = load i32* @i, align 4, !dbg !23
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store %struct.foo* %tmp, %struct.foo** %this.addr.i, align 8
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call void @llvm.dbg.declare(metadata !{%struct.foo** %this.addr.i}, metadata !24, metadata !{metadata !"0x102"}), !dbg !26
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store i32 %0, i32* %x.addr.i, align 4
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call void @llvm.dbg.declare(metadata !{i32* %x.addr.i}, metadata !27, metadata !{metadata !"0x102"}), !dbg !28
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%this1.i = load %struct.foo** %this.addr.i
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%1 = load i32* %x.addr.i, align 4, !dbg !28
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%add.i = add nsw i32 %1, 2, !dbg !28
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ret i32 %add.i, !dbg !23
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}
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
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attributes #0 = { uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { nounwind readnone }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!20, !21}
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!llvm.ident = !{!22}
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!0 = metadata !{metadata !"0x11\004\00clang version 3.5.0 \000\00\000\00\001", metadata !1, metadata !2, metadata !3, metadata !12, metadata !18, metadata !2} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/inline.cpp] [DW_LANG_C_plus_plus]
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!1 = metadata !{metadata !"inline.cpp", metadata !"/tmp/dbginfo"}
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!2 = metadata !{}
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!3 = metadata !{metadata !4}
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!4 = metadata !{metadata !"0x13\00foo\001\008\008\000\000\000", metadata !1, null, null, metadata !5, null, null, metadata !"_ZTS3foo"} ; [ DW_TAG_structure_type ] [foo] [line 1, size 8, align 8, offset 0] [def] [from ]
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!5 = metadata !{metadata !6}
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!6 = metadata !{metadata !"0x2e\00func\00func\00_ZN3foo4funcEi\002\000\000\000\006\00256\000\002", metadata !1, metadata !"_ZTS3foo", metadata !7, null, null, null, i32 0, metadata !11} ; [ DW_TAG_subprogram ] [line 2] [func]
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!7 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !8, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!8 = metadata !{metadata !9, metadata !10, metadata !9}
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!9 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
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!10 = metadata !{metadata !"0xf\00\000\0064\0064\000\001088", null, null, metadata !"_ZTS3foo"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS3foo]
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!11 = metadata !{i32 786468}
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!12 = metadata !{metadata !13, metadata !17}
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!13 = metadata !{metadata !"0x2e\00main\00main\00\007\000\001\000\006\00256\000\007", metadata !1, metadata !14, metadata !15, null, i32 ()* @main, null, null, metadata !2} ; [ DW_TAG_subprogram ] [line 7] [def] [main]
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!14 = metadata !{metadata !"0x29", metadata !1} ; [ DW_TAG_file_type ] [/tmp/dbginfo/inline.cpp]
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!15 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !16, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!16 = metadata !{metadata !9}
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!17 = metadata !{metadata !"0x2e\00func\00func\00_ZN3foo4funcEi\002\000\001\000\006\00256\000\002", metadata !1, metadata !"_ZTS3foo", metadata !7, null, null, null, metadata !6, metadata !2} ; [ DW_TAG_subprogram ] [line 2] [def] [func]
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!18 = metadata !{metadata !19}
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!19 = metadata !{metadata !"0x34\00i\00i\00\005\000\001", null, metadata !14, metadata !9, i32* @i, null} ; [ DW_TAG_variable ] [i] [line 5] [def]
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!20 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
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!21 = metadata !{i32 1, metadata !"Debug Info Version", i32 2}
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!22 = metadata !{metadata !"clang version 3.5.0 "}
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!23 = metadata !{i32 8, i32 0, metadata !13, null}
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!24 = metadata !{metadata !"0x101\00this\0016777216\001088", metadata !17, null, metadata !25} ; [ DW_TAG_arg_variable ] [this] [line 0]
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!25 = metadata !{metadata !"0xf\00\000\0064\0064\000\000", null, null, metadata !"_ZTS3foo"} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from _ZTS3foo]
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!26 = metadata !{i32 0, i32 0, metadata !17, metadata !23}
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!27 = metadata !{metadata !"0x101\00x\0033554434\000", metadata !17, metadata !14, metadata !9} ; [ DW_TAG_arg_variable ] [x] [line 2]
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!28 = metadata !{i32 2, i32 0, metadata !17, metadata !23}
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