f4b80b9109
Add support for gsym files to llvm-symbolizer.
co-author @sfc-gh-sgiesecke
Notes:
There was a PR that was
approved and merged: https://github.com/llvm/llvm-project/pull/134847
and reverted: https://github.com/llvm/llvm-project/pull/139660
Due to buildbot failures:
https://lab.llvm.org/buildbot/#/builders/66/builds/13851 - it looks like
related
https://lab.llvm.org/buildbot/#/builders/51/builds/16018 - it looks like
related
https://lab.llvm.org/buildbot/#/builders/146/builds/2905 - it looks like
it's not related to changes
Fix:
To fix missing GSYM symbols
```
+ diff -u expected.new undefined.new
+_ZN4llvm4gsym10GsymReader8openFileENS_9StringRefE U
+_ZN4llvm4gsym10GsymReaderC1EOS1_ U
+_ZN4llvm4gsym10GsymReaderD1Ev U
+_ZN4llvm4gsym13GsymDIContextC1ENSt20__InternalSymbolizer10unique_ptrINS0_10GsymReaderENS2_14default_deleteIS4_EEEE U
+ echo 'Failed: unexpected symbols'
```
for script
compiler-rt/lib/sanitizer_common/symbolizer/scripts/build_symbolizer.sh
LLVMDebugInfoGSYM was added.
Please check the commit:
ba55425db9
That's the only change compare to
https://github.com/llvm/llvm-project/pull/134847
91 lines
5.6 KiB
TableGen
91 lines
5.6 KiB
TableGen
include "llvm/Option/OptParser.td"
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multiclass B<string name, string help1, string help2> {
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def NAME: Flag<["--"], name>, HelpText<help1>;
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def no_ # NAME: Flag<["--"], "no-" # name>, HelpText<help2>;
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}
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multiclass Eq<string name, string help> {
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def NAME #_EQ : Joined<["--"], name #"=">,
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HelpText<help>;
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def : Separate<["--"], name>, Alias<!cast<Joined>(NAME #_EQ)>;
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}
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class F<string name, string help>: Flag<["--"], name>, HelpText<help>;
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def grp_mach_o : OptionGroup<"kind">,
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HelpText<"llvm-symbolizer Mach-O Specific Options">;
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def grp_gsym : OptionGroup<"kind">,
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HelpText<"llvm-symbolizer GSYM Related Options">;
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def addresses : F<"addresses", "Show address before line information">;
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defm adjust_vma
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: Eq<"adjust-vma", "Add specified offset to object file addresses">,
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MetaVarName<"<offset>">;
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def basenames : Flag<["--"], "basenames">, HelpText<"Strip directory names from paths">;
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defm build_id : Eq<"build-id", "Build ID used to look up the object file">;
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defm cache_size : Eq<"cache-size", "Max size in bytes of the in-memory binary cache.">;
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def color : F<"color", "Use color when symbolizing log markup.">;
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def color_EQ : Joined<["--"], "color=">, HelpText<"Whether to use color when symbolizing log markup: always, auto, never">, Values<"always,auto,never">;
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defm debug_file_directory : Eq<"debug-file-directory", "Path to directory where to look for debug files">, MetaVarName<"<dir>">;
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defm debuginfod : B<"debuginfod", "Use debuginfod to find debug binaries", "Don't use debuginfod to find debug binaries">;
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defm default_arch
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: Eq<"default-arch", "Default architecture (for multi-arch objects)">,
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Group<grp_mach_o>;
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defm demangle : B<"demangle", "Demangle function names", "Don't demangle function names">;
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def disable_gsym : F<"disable-gsym", "Don't consider using GSYM files for symbolication">, Group<grp_gsym>;
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def filter_markup : Flag<["--"], "filter-markup">, HelpText<"Filter symbolizer markup from stdin.">;
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def functions : F<"functions", "Print function name for a given address">;
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def functions_EQ : Joined<["--"], "functions=">, HelpText<"Print function name for a given address">, Values<"none,short,linkage">;
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defm gsym_file_directory : Eq<"gsym-file-directory", "Path to directory where to look for GSYM files">, MetaVarName<"<dir>">, Group<grp_gsym>;
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def help : F<"help", "Display this help">;
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defm dwp : Eq<"dwp", "Path to DWP file to be use for any split CUs">, MetaVarName<"<file>">;
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defm dsym_hint
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: Eq<"dsym-hint",
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"Path to .dSYM bundles to search for debug info for the object files">,
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MetaVarName<"<dir>">,
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Group<grp_mach_o>;
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defm fallback_debug_path : Eq<"fallback-debug-path", "Fallback path for debug binaries">, MetaVarName<"<dir>">;
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defm inlines : B<"inlines", "Print all inlined frames for a given address",
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"Do not print inlined frames">;
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defm obj
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: Eq<"obj", "Path to object file to be symbolized (if not provided, "
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"object file should be specified for each input line)">, MetaVarName<"<file>">;
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defm output_style
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: Eq<"output-style", "Specify print style. Supported styles: LLVM, GNU, JSON">,
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MetaVarName<"style">,
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Values<"LLVM,GNU,JSON">;
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def pretty_print : F<"pretty-print", "Make the output more human friendly">;
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defm print_source_context_lines : Eq<"print-source-context-lines", "Print N lines of source file context">;
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def relative_address : F<"relative-address", "Interpret addresses as addresses relative to the image base">;
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def relativenames : F<"relativenames", "Strip the compilation directory from paths">;
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def skip_line_zero : F<"skip-line-zero","If an address does not have an associated line number, use the last line number from the current sequence in the line-table">;
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defm untag_addresses : B<"untag-addresses", "", "Remove memory tags from addresses before symbolization">;
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def use_dia: F<"dia", "Use the DIA library to access symbols (Windows only)">;
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def verbose : F<"verbose", "Print verbose line info">;
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def version : F<"version", "Display the version">;
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def : Flag<["-"], "a">, Alias<addresses>, HelpText<"Alias for --addresses">;
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def : F<"print-address", "Alias for --addresses">, Alias<addresses>;
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def : Flag<["-"], "C">, Alias<demangle>, HelpText<"Alias for --demangle">;
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def : Joined<["--"], "exe=">, Alias<obj_EQ>, HelpText<"Alias for --obj">, MetaVarName<"<file>">;
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def : Separate<["--"], "exe">, Alias<obj_EQ>, HelpText<"Alias for --obj">, MetaVarName<"<file>">;
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def : JoinedOrSeparate<["-"], "e">, Alias<obj_EQ>, HelpText<"Alias for --obj">, MetaVarName<"<file>">;
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def : Joined<["-"], "e=">, Alias<obj_EQ>, HelpText<"Alias for --obj">, MetaVarName<"<file>">;
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def : Flag<["-"], "f">, Alias<functions>, HelpText<"Alias for --functions">;
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def : Joined<["-"], "f=">, Alias<functions_EQ>, HelpText<"Alias for --functions=">;
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def : Flag<["-"], "h">, Alias<help>;
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def : Flag<["-"], "i">, Alias<inlines>, HelpText<"Alias for --inlines">;
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def : F<"inlining", "Alias for --inlines">, Alias<inlines>;
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def : Flag<["-"], "p">, Alias<pretty_print>, HelpText<"Alias for --pretty-print">;
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def : Flag<["-"], "s">, Alias<basenames>, HelpText<"Alias for --basenames">;
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def : Flag<["-"], "v">, Alias<version>, HelpText<"Alias for --version">;
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// Compatibility aliases for old asan_symbolize.py and sanitizer binaries (before 2020-08).
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def : Flag<["--"], "inlining=true">, Alias<inlines>, HelpText<"Alias for --inlines">;
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def : Flag<["--"], "inlining=false">, Alias<no_inlines>, HelpText<"Alias for --no-inlines">;
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// Compatibility aliases for pprof's symbolizer.
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def : Flag<["-"], "demangle=true">, Alias<demangle>, HelpText<"Alias for --demangle">;
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def : Flag<["-"], "demangle=false">, Alias<no_demangle>, HelpText<"Alias for --no-demangle">;
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