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[DWARF5] Added support for emission of .debug_macro.dwo section
This patch adds support for emission of following DWARFv5 macro forms in .debug_macro.dwo section: - DW_MACRO_start_file - DW_MACRO_end_file - DW_MACRO_define_strx - DW_MACRO_undef_strx Reviewed By: dblaikie Differential Revision: https://reviews.llvm.org/D78866
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; This test checks emission of .debug_macro.dwo section when | ||
; -gdwarf-5 -gsplit-dwarf -fdebug-macro is specified. | ||
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; RUN: %llc_dwarf -dwarf-version=5 -O0 -filetype=obj \ | ||
; RUN: -split-dwarf-file=foo.dwo < %s | llvm-dwarfdump -v - | FileCheck %s | ||
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; CHECK-LABEL: .debug_info contents: | ||
; CHECK: DW_AT_macros [DW_FORM_sec_offset] (0x00000000) | ||
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; CHECK-LABEL: .debug_macro.dwo contents: | ||
; CHECK-NEXT: 0x00000000: | ||
; CHECK-NEXT: macro header: version = 0x0005, flags = 0x02 | ||
; CHECK-NEXT: DW_MACRO_start_file - lineno: 0 filenum: 0 | ||
; CHECK-NEXT: DW_MACRO_start_file - lineno: 1 filenum: 1 | ||
; CHECK-NEXT: DW_MACRO_define_strx - lineno: 1 macro: FOO 5 | ||
; CHECK-NEXT: DW_MACRO_end_file | ||
; CHECK-NEXT: DW_MACRO_start_file - lineno: 2 filenum: 2 | ||
; CHECK-NEXT: DW_MACRO_undef_strx - lineno: 14 macro: YEA | ||
; CHECK-NEXT: DW_MACRO_end_file | ||
; CHECK-NEXT: DW_MACRO_undef_strx - lineno: 14 macro: YEA | ||
; CHECK-NEXT: DW_MACRO_end_file | ||
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; ModuleID = 'test.c' | ||
source_filename = "test.c" | ||
target datalayout = "e-m:e-p200:32:32-p201:32:32-p202:64:64-i64:64-f80:128-n8:16:32:64-S128" | ||
target triple = "x86_64-unknown-linux-gnu" | ||
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!llvm.dbg.cu = !{!0} | ||
!llvm.module.flags = !{!14, !15, !16} | ||
!llvm.ident = !{!17} | ||
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 11.0.0", isOptimized: false, runtimeVersion: 0, splitDebugFilename: "test.dwo", emissionKind: FullDebug, enums: !2, macros: !3, splitDebugInlining: false, nameTableKind: None) | ||
!1 = !DIFile(filename: "test.c", directory: "/home/", checksumkind: CSK_MD5, checksum: "ef6a7032e0c7ceeef614583f2c00dc80") | ||
!2 = !{} | ||
!3 = !{!4} | ||
!4 = !DIMacroFile(file: !1, nodes: !5) | ||
!5 = !{!6, !10, !13} | ||
!6 = !DIMacroFile(line: 1, file: !7, nodes: !8) | ||
!7 = !DIFile(filename: "./foo.h", directory: "/home/", checksumkind: CSK_MD5, checksum: "0f0cd0e15b44f49d3944992c8dc28661") | ||
!8 = !{!9} | ||
!9 = !DIMacro(type: DW_MACINFO_define, line: 1, name: "FOO", value: "5") | ||
!10 = !DIMacroFile(line: 2, file: !11, nodes: !12) | ||
!11 = !DIFile(filename: "./bar.h", directory: "/home/", checksumkind: CSK_MD5, checksum: "bf4b34c263eaaa1d7085c18243b8d100") | ||
!12 = !{!13} | ||
!13 = !DIMacro(type: DW_MACINFO_undef, line: 14, name: "YEA") | ||
!14 = !{i32 7, !"Dwarf Version", i32 5} | ||
!15 = !{i32 2, !"Debug Info Version", i32 3} | ||
!16 = !{i32 1, !"wchar_size", i32 4} | ||
!17 = !{!"clang version 11.0.0"} |