mirror of
https://github.com/c64scene-ar/llvm-6502.git
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bbdd02cc30
More patches will be submitted to convert "new DIE(" to use createAddAndDIE in
DwarfCompileUnit.cpp. This will simplify implementation of addDIEEntry where
we have to decide between ref4 and ref_addr, because DIEs that can be shared
across CU will be added to a CU already.
Reviewed off-list by Eric.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193567 91177308-0d34-0410-b5e6-96231b3b80d8
126 lines
8.1 KiB
LLVM
126 lines
8.1 KiB
LLVM
; REQUIRES: object-emission
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; RUN: llc -mtriple=x86_64-linux -O0 -filetype=obj < %s > %t
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; RUN: llvm-dwarfdump %t | FileCheck %s
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; IR generated with `clang++ -g -emit-llvm -S` from the following code:
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; template<int x, int*, template<typename> class y, int ...z> int func() { return 3; }
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; template<typename> struct y_impl { struct nested { }; };
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; int glbl = func<3, &glbl, y_impl, 1, 2>();
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; y_impl<int>::nested n;
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; CHECK: [[INT:0x[0-9a-f]*]]:{{ *}}DW_TAG_base_type
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; CHECK-NEXT: DW_AT_name{{.*}} = "int"
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; CHECK: DW_TAG_structure_type
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; CHECK-NEXT: DW_AT_name{{.*}}"y_impl<int>"
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; CHECK-NOT: NULL
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; CHECK: DW_TAG_template_type_parameter
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; CHECK: DW_AT_name{{.*}}"func<3, &glbl, y_impl, 1, 2>"
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; CHECK-NOT: NULL
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; CHECK: DW_TAG_template_value_parameter
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; CHECK-NEXT: DW_AT_type{{.*}}=> {[[INT]]}
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; CHECK-NEXT: DW_AT_name{{.*}}= "x"
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; This could be made shorter by encoding it as _sdata rather than data4, or
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; even as data1. DWARF strongly urges implementations to prefer
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; _sdata/_udata rather than dataN
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; CHECK-NEXT: DW_AT_const_value [DW_FORM_sdata]{{.*}}(3)
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; CHECK: DW_TAG_template_value_parameter
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; CHECK-NEXT: DW_AT_type{{.*}}=> {[[INTPTR:0x[0-9a-f]*]]}
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; The address of the global 'glbl', followed by DW_OP_stack_value (9f), to use
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; the value immediately, rather than indirecting through the address.
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; CHECK-NEXT: DW_AT_location [DW_FORM_block1]{{ *}}(<0x0a> 03 00 00 00 00 00 00 00 00 9f )
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; CHECK-NOT: NULL
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; CHECK: DW_TAG_GNU_template_template_param
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; CHECK-NEXT: DW_AT_name{{.*}}= "y"
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; CHECK-NEXT: DW_AT_GNU_template_name{{.*}}= "y_impl"
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; CHECK-NOT: NULL
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; CHECK: DW_TAG_GNU_template_parameter_pack
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; CHECK-NOT: NULL
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; CHECK: DW_TAG_template_value_parameter
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; CHECK-NEXT: DW_AT_type{{.*}}=> {[[INT]]}
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; CHECK-NEXT: DW_AT_const_value [DW_FORM_sdata]{{.*}}(1)
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; CHECK-NOT: NULL
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; CHECK: DW_TAG_template_value_parameter
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; CHECK-NEXT: DW_AT_type{{.*}}=> {[[INT]]}
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; CHECK-NEXT: DW_AT_const_value [DW_FORM_sdata]{{.*}}(2)
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; CHECK: [[INTPTR]]:{{ *}}DW_TAG_pointer_type
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; CHECK-NEXT: DW_AT_type{{.*}} => {[[INT]]}
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%"struct.y_impl<int>::nested" = type { i8 }
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@glbl = global i32 0, align 4
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@n = global %"struct.y_impl<int>::nested" zeroinitializer, align 1
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@llvm.global_ctors = appending global [1 x { i32, void ()* }] [{ i32, void ()* } { i32 65535, void ()* @_GLOBAL__I_a }]
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define internal void @__cxx_global_var_init() section ".text.startup" {
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entry:
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%call = call i32 @_Z4funcILi3EXadL_Z4glblEE6y_implJLi1ELi2EEEiv(), !dbg !33
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store i32 %call, i32* @glbl, align 4, !dbg !33
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ret void, !dbg !33
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}
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; Function Attrs: nounwind uwtable
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define linkonce_odr i32 @_Z4funcILi3EXadL_Z4glblEE6y_implJLi1ELi2EEEiv() #0 {
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entry:
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ret i32 3, !dbg !34
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}
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define internal void @_GLOBAL__I_a() section ".text.startup" {
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entry:
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call void @__cxx_global_var_init(), !dbg !35
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ret void, !dbg !35
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}
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attributes #0 = { nounwind 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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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!31}
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!llvm.ident = !{!32}
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!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 (trunk 192849) (llvm/trunk 192850)", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !9, metadata !28, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/bar.cpp] [DW_LANG_C_plus_plus]
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!1 = metadata !{metadata !"bar.cpp", metadata !"/usr/local/google/home/echristo/tmp"}
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!2 = metadata !{i32 0}
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!3 = metadata !{metadata !4, metadata !8}
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!4 = metadata !{i32 786451, metadata !1, null, metadata !"y_impl<int>", i32 2, i64 8, i64 8, i32 0, i32 0, null, metadata !2, i32 0, null, metadata !5, metadata !"_ZTS6y_implIiE"} ; [ DW_TAG_structure_type ] [y_impl<int>] [line 2, size 8, align 8, offset 0] [def] [from ]
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!5 = metadata !{metadata !6}
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!6 = metadata !{i32 786479, null, metadata !"", metadata !7, null, i32 0, i32 0} ; [ DW_TAG_template_type_parameter ]
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!7 = 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]
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!8 = metadata !{i32 786451, metadata !1, metadata !"_ZTS6y_implIiE", metadata !"nested", i32 2, i64 8, i64 8, i32 0, i32 0, null, metadata !2, i32 0, null, null, metadata !"_ZTSN6y_implIiE6nestedE"} ; [ DW_TAG_structure_type ] [nested] [line 2, size 8, align 8, offset 0] [def] [from ]
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!9 = metadata !{metadata !10, metadata !14, metadata !26}
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!10 = metadata !{i32 786478, metadata !1, metadata !11, metadata !"__cxx_global_var_init", metadata !"__cxx_global_var_init", metadata !"", i32 3, metadata !12, i1 true, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @__cxx_global_var_init, null, null, metadata !2, i32 3} ; [ DW_TAG_subprogram ] [line 3] [local] [def] [__cxx_global_var_init]
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!11 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/usr/local/google/home/echristo/tmp/bar.cpp]
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!12 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !13, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!13 = metadata !{null}
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!14 = metadata !{i32 786478, metadata !1, metadata !11, metadata !"func<3, &glbl, y_impl, 1, 2>", metadata !"func<3, &glbl, y_impl, 1, 2>", metadata !"_Z4funcILi3EXadL_Z4glblEE6y_implJLi1ELi2EEEiv", i32 1, metadata !15, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @_Z4funcILi3EXadL_Z4glblEE6y_implJLi1ELi2EEEiv, metadata !17, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [func<3, &glbl, y_impl, 1, 2>]
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!15 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !16, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!16 = metadata !{metadata !7}
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!17 = metadata !{metadata !18, metadata !19, metadata !21, metadata !22}
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!18 = metadata !{i32 786480, null, metadata !"x", metadata !7, i32 3, null, i32 0, i32 0} ; [ DW_TAG_template_value_parameter ]
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!19 = metadata !{i32 786480, null, metadata !"", metadata !20, i32* @glbl, null, i32 0, i32 0} ; [ DW_TAG_template_value_parameter ]
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!20 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !7} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from int]
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!21 = metadata !{i32 803078, null, metadata !"y", null, metadata !"y_impl", null, i32 0, i32 0} ; [ DW_TAG_GNU_template_template_param ]
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!22 = metadata !{i32 803079, null, metadata !"z", null, metadata !23, null, i32 0, i32 0} ; [ DW_TAG_GNU_template_parameter_pack ]
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!23 = metadata !{metadata !24, metadata !25}
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!24 = metadata !{i32 786480, null, metadata !"", metadata !7, i32 1, null, i32 0, i32 0} ; [ DW_TAG_template_value_parameter ]
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!25 = metadata !{i32 786480, null, metadata !"", metadata !7, i32 2, null, i32 0, i32 0} ; [ DW_TAG_template_value_parameter ]
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!26 = metadata !{i32 786478, metadata !1, metadata !11, metadata !"", metadata !"", metadata !"_GLOBAL__I_a", i32 1, metadata !27, i1 true, i1 true, i32 0, i32 0, null, i32 64, i1 false, void ()* @_GLOBAL__I_a, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [local] [def]
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!27 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !2, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!28 = metadata !{metadata !29, metadata !30}
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!29 = metadata !{i32 786484, i32 0, null, metadata !"glbl", metadata !"glbl", metadata !"", metadata !11, i32 3, metadata !7, i32 0, i32 1, i32* @glbl, null} ; [ DW_TAG_variable ] [glbl] [line 3] [def]
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!30 = metadata !{i32 786484, i32 0, null, metadata !"n", metadata !"n", metadata !"", metadata !11, i32 4, metadata !8, i32 0, i32 1, %"struct.y_impl<int>::nested"* @n, null} ; [ DW_TAG_variable ] [n] [line 4] [def]
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!31 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
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!32 = metadata !{metadata !"clang version 3.4 (trunk 192849) (llvm/trunk 192850)"}
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!33 = metadata !{i32 3, i32 0, metadata !10, null}
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!34 = metadata !{i32 1, i32 0, metadata !14, null}
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!35 = metadata !{i32 1, i32 0, metadata !26, null}
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