-; RUN: llc -dwarf-fission=Enable -O0 %s -mtriple=x86_64-unknown-linux-gnu -filetype=obj -o %t
-; RUN: llvm-dwarfdump %t | FileCheck %s
+; RUN: llc -split-dwarf=Enable -O0 %s -mtriple=x86_64-unknown-linux-gnu -filetype=obj -o %t
+; RUN: llvm-dwarfdump -debug-dump=all %t | FileCheck %s
+; RUN: llvm-readobj --relocations %t | FileCheck --check-prefix=OBJ %s
+; RUN: llvm-objdump -h %t | FileCheck --check-prefix=HDR %s
@a = common global i32 0, align 4
!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!9}
-!0 = metadata !{i32 786449, i32 0, i32 12, metadata !"baz.c", metadata !"/usr/local/google/home/echristo/tmp", metadata !"clang version 3.3 (trunk 169021) (llvm/trunk 169020)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !1, metadata !3} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/baz.c] [DW_LANG_C99]
-!1 = metadata !{metadata !2}
-!2 = metadata !{i32 0}
-!3 = metadata !{metadata !4}
-!4 = metadata !{metadata !5}
-!5 = metadata !{i32 786484, i32 0, null, metadata !"a", metadata !"a", metadata !"", metadata !6, i32 1, metadata !7, i32 0, i32 1, i32* @a} ; [ DW_TAG_variable ] [a] [line 1] [def]
-!6 = metadata !{i32 786473, metadata !"baz.c", metadata !"/usr/local/google/home/echristo/tmp", null} ; [ DW_TAG_file_type ]
-!7 = metadata !{i32 786468, null, metadata !"int", null, 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]
+!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.3 (trunk 169021) (llvm/trunk 169020)", isOptimized: false, splitDebugFilename: "baz.dwo", emissionKind: 0, file: !8, enums: !1, retainedTypes: !1, subprograms: !1, globals: !3, imports: !1)
+!1 = !{}
+!3 = !{!5}
+!5 = !DIGlobalVariable(name: "a", line: 1, isLocal: false, isDefinition: true, scope: null, file: !6, type: !7, variable: i32* @a)
+!6 = !DIFile(filename: "baz.c", directory: "/usr/local/google/home/echristo/tmp")
+!7 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
+!8 = !DIFile(filename: "baz.c", directory: "/usr/local/google/home/echristo/tmp")
; Check that the skeleton compile unit contains the proper attributes:
; This DIE has the following attributes: DW_AT_comp_dir, DW_AT_stmt_list,
; DW_AT_low_pc, DW_AT_high_pc, DW_AT_ranges, DW_AT_dwo_name, DW_AT_dwo_id,
; DW_AT_ranges_base, DW_AT_addr_base.
-; CHECK: DW_TAG_compile_unit [1]
-; CHECK: DW_AT_GNU_dwo_name [DW_FORM_strp] ( .debug_str[0x00000035] = "baz.c")
-; CHECK: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000)
-; CHECK: DW_AT_stmt_list [DW_FORM_data4] (0x00000000)
-; CHECK: DW_AT_comp_dir [DW_FORM_strp] ( .debug_str[0x0000003b] = "/usr/local/google/home/echristo/tmp")
+; CHECK: .debug_abbrev contents:
+; CHECK: Abbrev table for offset: 0x00000000
+; CHECK: [1] DW_TAG_compile_unit DW_CHILDREN_no
+; CHECK: DW_AT_stmt_list DW_FORM_sec_offset
+; CHECK: DW_AT_GNU_dwo_name DW_FORM_strp
+; CHECK: DW_AT_comp_dir DW_FORM_strp
+; CHECK: DW_AT_GNU_dwo_id DW_FORM_data8
+
+; Check that we're using the right forms.
+; CHECK: .debug_abbrev.dwo contents:
+; CHECK: Abbrev table for offset: 0x00000000
+; CHECK: [1] DW_TAG_compile_unit DW_CHILDREN_yes
+; CHECK: DW_AT_producer DW_FORM_GNU_str_index
+; CHECK: DW_AT_language DW_FORM_data2
+; CHECK: DW_AT_name DW_FORM_GNU_str_index
+; CHECK-NOT: DW_AT_low_pc
+; CHECK-NOT: DW_AT_stmt_list
+; CHECK-NOT: DW_AT_comp_dir
+; CHECK: DW_AT_GNU_dwo_id DW_FORM_data8
+
+; CHECK: [2] DW_TAG_variable DW_CHILDREN_no
+; CHECK: DW_AT_name DW_FORM_GNU_str_index
+; CHECK: DW_AT_type DW_FORM_ref4
+; CHECK: DW_AT_external DW_FORM_flag_present
+; CHECK: DW_AT_decl_file DW_FORM_data1
+; CHECK: DW_AT_decl_line DW_FORM_data1
+; CHECK: DW_AT_location DW_FORM_exprloc
+
+; CHECK: [3] DW_TAG_base_type DW_CHILDREN_no
+; CHECK: DW_AT_name DW_FORM_GNU_str_index
+; CHECK: DW_AT_encoding DW_FORM_data1
+; CHECK: DW_AT_byte_size DW_FORM_data1
+
+; CHECK: .debug_info contents:
+; CHECK: DW_TAG_compile_unit
+; CHECK-NEXT: DW_AT_stmt_list [DW_FORM_sec_offset] (0x00000000)
+; CHECK-NEXT: DW_AT_GNU_dwo_name [DW_FORM_strp] ( .debug_str[0x00000000] = "baz.dwo")
+; CHECK-NEXT: DW_AT_comp_dir [DW_FORM_strp] ( .debug_str[0x00000008] = "/usr/local/google/home/echristo/tmp")
+; CHECK-NEXT: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x1f1f859683d49324)
+
+; Check that the rest of the compile units have information.
+; CHECK: .debug_info.dwo contents:
+; CHECK: DW_TAG_compile_unit
+; CHECK: DW_AT_producer [DW_FORM_GNU_str_index] ( indexed (00000000) string = "clang version 3.3 (trunk 169021) (llvm/trunk 169020)")
+; CHECK: DW_AT_language [DW_FORM_data2] (DW_LANG_C99)
+; CHECK: DW_AT_name [DW_FORM_GNU_str_index] ( indexed (00000001) string = "baz.c")
+; CHECK-NOT: DW_AT_low_pc
+; CHECK-NOT: DW_AT_stmt_list
+; CHECK-NOT: DW_AT_comp_dir
+; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x1f1f859683d49324)
+; CHECK: DW_TAG_variable
+; CHECK: DW_AT_name [DW_FORM_GNU_str_index] ( indexed (00000002) string = "a")
+; CHECK: DW_AT_type [DW_FORM_ref4] (cu + 0x{{[0-9a-f]*}} => {[[TYPE:0x[0-9a-f]*]]})
+; CHECK: DW_AT_external [DW_FORM_flag_present] (true)
+; CHECK: DW_AT_decl_file [DW_FORM_data1] (0x01)
+; CHECK: DW_AT_decl_line [DW_FORM_data1] (1)
+; CHECK: DW_AT_location [DW_FORM_exprloc] (<0x2> fb 00 )
+; CHECK: [[TYPE]]: DW_TAG_base_type
+; CHECK: DW_AT_name [DW_FORM_GNU_str_index] ( indexed (00000003) string = "int")
+
+; CHECK: .debug_str contents:
+; CHECK: 0x00000000: "baz.dwo"
+; CHECK: 0x00000008: "/usr/local/google/home/echristo/tmp"
+
+; CHECK: .debug_str.dwo contents:
+; CHECK: 0x00000000: "clang version 3.3 (trunk 169021) (llvm/trunk 169020)"
+; CHECK: 0x00000035: "baz.c"
+; CHECK: 0x0000003b: "a"
+; CHECK: 0x0000003d: "int"
+
+; CHECK: .debug_str_offsets.dwo contents:
+; CHECK: 0x00000000: 00000000
+; CHECK: 0x00000004: 00000035
+; CHECK: 0x00000008: 0000003b
+; CHECK: 0x0000000c: 0000003d
+
+; Object file checks
+; For x86-64-linux we should have this set of relocations for the debug info section
+;
+; OBJ: .debug_info
+; OBJ-NEXT: R_X86_64_32 .debug_abbrev
+; OBJ-NEXT: R_X86_64_32 .debug_line
+; OBJ-NEXT: R_X86_64_32 .debug_str
+; OBJ-NEXT: R_X86_64_32 .debug_str
+; OBJ-NEXT: R_X86_64_32 .debug_addr
+; OBJ-NEXT: }
+
+; HDR-NOT: .debug_aranges
+; HDR-NOT: .rela.{{.*}}.dwo
+
+!9 = !{i32 1, !"Debug Info Version", i32 3}
projects / oota-llvm.git / blobdiff