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120 lines
5.0 KiB
LLVM
120 lines
5.0 KiB
LLVM
; RUN: llc -split-dwarf-file=baz.dwo -O0 %s -mtriple=x86_64-unknown-linux-gnu -filetype=obj -o %t
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; RUN: llvm-dwarfdump -v -all %t | FileCheck %s
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; RUN: llvm-readobj --relocations %t | FileCheck --check-prefix=OBJ %s
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; RUN: llvm-objdump -h %t | FileCheck --check-prefix=HDR %s
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source_filename = "test/DebugInfo/X86/fission-cu.ll"
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@a = common global i32 0, align 4, !dbg !0
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!llvm.dbg.cu = !{!4}
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!llvm.module.flags = !{!7}
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!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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!1 = !DIGlobalVariable(name: "a", scope: null, file: !2, line: 1, type: !3, isLocal: false, isDefinition: true)
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!2 = !DIFile(filename: "baz.c", directory: "/usr/local/google/home/echristo/tmp")
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!3 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!4 = distinct !DICompileUnit(language: DW_LANG_C99, file: !2, producer: "clang version 3.3 (trunk 169021) (llvm/trunk 169020)", isOptimized: false, runtimeVersion: 0, splitDebugFilename: "baz.dwo", emissionKind: FullDebug, enums: !5, retainedTypes: !5, globals: !6, imports: !5)
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!5 = !{}
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; Check that the skeleton compile unit contains the proper attributes:
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; This DIE has the following attributes: DW_AT_comp_dir, DW_AT_stmt_list,
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; DW_AT_low_pc, DW_AT_high_pc, DW_AT_ranges, DW_AT_dwo_name, DW_AT_dwo_id,
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; DW_AT_ranges_base, DW_AT_addr_base.
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; CHECK: .debug_abbrev contents:
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; CHECK: Abbrev table for offset: 0x00000000
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; CHECK: [1] DW_TAG_compile_unit DW_CHILDREN_no
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; CHECK: DW_AT_stmt_list DW_FORM_sec_offset
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; CHECK: DW_AT_comp_dir DW_FORM_strp
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; CHECK: DW_AT_GNU_dwo_name DW_FORM_strp
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; CHECK: DW_AT_GNU_dwo_id DW_FORM_data8
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; Check that we're using the right forms.
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; CHECK: .debug_abbrev.dwo contents:
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; CHECK: Abbrev table for offset: 0x00000000
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; CHECK: [1] DW_TAG_compile_unit DW_CHILDREN_yes
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; CHECK: DW_AT_producer DW_FORM_GNU_str_index
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; CHECK: DW_AT_language DW_FORM_data2
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; CHECK: DW_AT_name DW_FORM_GNU_str_index
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; CHECK: DW_AT_GNU_dwo_name DW_FORM_GNU_str_index
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; CHECK-NOT: DW_AT_low_pc
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; CHECK-NOT: DW_AT_stmt_list
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; CHECK-NOT: DW_AT_comp_dir
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; CHECK: DW_AT_GNU_dwo_id DW_FORM_data8
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; CHECK: [2] DW_TAG_variable DW_CHILDREN_no
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; CHECK: DW_AT_name DW_FORM_GNU_str_index
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; CHECK: DW_AT_type DW_FORM_ref4
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; CHECK: DW_AT_external DW_FORM_flag_present
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; CHECK: DW_AT_decl_file DW_FORM_data1
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; CHECK: DW_AT_decl_line DW_FORM_data1
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; CHECK: DW_AT_location DW_FORM_exprloc
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; CHECK: [3] DW_TAG_base_type DW_CHILDREN_no
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; CHECK: DW_AT_name DW_FORM_GNU_str_index
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; CHECK: DW_AT_encoding DW_FORM_data1
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; CHECK: DW_AT_byte_size DW_FORM_data1
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; CHECK: .debug_info contents:
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; CHECK: DW_TAG_compile_unit
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; CHECK-NEXT: DW_AT_stmt_list [DW_FORM_sec_offset] (0x00000000)
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; CHECK-NEXT: DW_AT_comp_dir [DW_FORM_strp] ( .debug_str[0x00000000] = "/usr/local/google/home/echristo/tmp")
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; CHECK-NEXT: DW_AT_GNU_dwo_name [DW_FORM_strp] ( .debug_str[0x00000024] = "baz.dwo")
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; CHECK-NEXT: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x1f1f859683d49324)
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; Check that the rest of the compile units have information.
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; CHECK: .debug_info.dwo contents:
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; CHECK: DW_TAG_compile_unit
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; CHECK: DW_AT_producer [DW_FORM_GNU_str_index] (indexed (00000002) string = "clang version 3.3 (trunk 169021) (llvm/trunk 169020)")
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; CHECK: DW_AT_language [DW_FORM_data2] (DW_LANG_C99)
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; CHECK: DW_AT_name [DW_FORM_GNU_str_index] (indexed (00000003) string = "baz.c")
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; CHECK: DW_AT_GNU_dwo_name [DW_FORM_GNU_str_index] (indexed (00000004) string = "baz.dwo")
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; CHECK-NOT: DW_AT_low_pc
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; CHECK-NOT: DW_AT_stmt_list
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; CHECK-NOT: DW_AT_comp_dir
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; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8] (0x1f1f859683d49324)
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; CHECK: DW_TAG_variable
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; CHECK: DW_AT_name [DW_FORM_GNU_str_index] (indexed (00000000) string = "a")
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; CHECK: DW_AT_type [DW_FORM_ref4] (cu + 0x{{[0-9a-f]*}} => {[[TYPE:0x[0-9a-f]*]]}
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; CHECK: DW_AT_external [DW_FORM_flag_present] (true)
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; CHECK: DW_AT_decl_file [DW_FORM_data1] (0x01)
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; CHECK: DW_AT_decl_line [DW_FORM_data1] (1)
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; CHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_GNU_addr_index 0x0)
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; CHECK: [[TYPE]]: DW_TAG_base_type
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; CHECK: DW_AT_name [DW_FORM_GNU_str_index] (indexed (00000001) string = "int")
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; CHECK: .debug_str contents:
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; CHECK: 0x00000000: "/usr/local/google/home/echristo/tmp"
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; CHECK: 0x00000024: "baz.dwo"
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; CHECK: .debug_str.dwo contents:
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; CHECK: 0x00000000: "a"
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; CHECK: 0x00000002: "int"
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; CHECK: 0x00000006: "clang version 3.3 (trunk 169021) (llvm/trunk 169020)"
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; CHECK: 0x0000003b: "baz.c"
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; CHECK: 0x00000041: "baz.dwo"
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; CHECK: .debug_str_offsets.dwo contents:
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; CHECK: 0x00000000: 00000000
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; CHECK: 0x00000004: 00000002
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; CHECK: 0x00000008: 00000006
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; CHECK: 0x0000000c: 0000003b
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; CHECK: 0x00000010: 00000041
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; Object file checks
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; For x86-64-linux we should have this set of relocations for the debug info section
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;
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; OBJ: .debug_info
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; OBJ-NEXT: R_X86_64_32 .debug_abbrev
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; OBJ-NEXT: R_X86_64_32 .debug_line
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; OBJ-NEXT: R_X86_64_32 .debug_str
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; OBJ-NEXT: R_X86_64_32 .debug_str
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; OBJ-NEXT: R_X86_64_32 .debug_addr
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; OBJ-NEXT: }
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; HDR-NOT: .debug_aranges
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; HDR-NOT: .rela.{{.*}}.dwo
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!6 = !{!0}
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!7 = !{i32 1, !"Debug Info Version", i32 3}
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