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llvm-dwarfdump: support the --ignore-case option.

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llvm-svn: 314723
This commit is contained in:
Adrian Prantl 2017-10-02 21:21:09 +00:00
parent f7fb2484ca
commit 86532b53d7
3 changed files with 20 additions and 3 deletions
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7
test/tools/llvm-dwarfdump/X86/name.test
View File

@ -37,3 +37,10 @@ RUN: llvm-dwarfdump %S/../../dsymutil/Inputs/odr-anon-namespace/1.o \
RUN: -name="(anonymous namespace)" \
RUN: | FileCheck %s --check-prefix=EMPTY
Test the -ignore-case option.
RUN: llvm-mc %S/brief.s -filetype obj -triple x86_64-apple-darwin -o - \
RUN: | llvm-dwarfdump -name=Main - | FileCheck %s -check-prefix=EMPTY
RUN: llvm-mc %S/brief.s -filetype obj -triple x86_64-apple-darwin -o - \
RUN: | llvm-dwarfdump -name=Main -i - | FileCheck %s
RUN: llvm-mc %S/brief.s -filetype obj -triple x86_64-apple-darwin -o - \
RUN: | llvm-dwarfdump -name=MAIN -ignore-case - | FileCheck %s

1
test/tools/llvm-dwarfdump/cmdline.test
View File

@ -7,6 +7,7 @@ HELP: -debug-info - Dump the .debug_info section
HELP: -eh-frame
HELP: Specific Options
HELP: -find
HELP: -ignore-case
HELP: -name
HELP: -recurse-depth=<N>
HELP: -show-children

15
tools/llvm-dwarfdump/llvm-dwarfdump.cpp
View File

@ -143,6 +143,12 @@ static list<std::string>
"-name option can be used instead."),
value_desc("name"), cat(DwarfDumpCategory));
static alias FindAlias("f", desc("Alias for -find"), aliasopt(Find));
static opt<bool>
IgnoreCase("ignore-case",
desc("Ignore case distinctions in when searching by name."),
value_desc("i"), cat(DwarfDumpCategory));
static alias IgnoreCaseAlias("i", desc("Alias for -ignore-case"),
aliasopt(IgnoreCase));
static list<std::string>
Name("name",
desc("Find and print all debug info entries whose name (DW_AT_name "
@ -265,8 +271,11 @@ static void filterByName(const StringSet<> &Names,
for (const auto &CU : CUs)
for (const auto &Entry : CU->dies()) {
DWARFDie Die = {CU.get(), &Entry};
if (Names.count(Die.getName(DINameKind::ShortName)))
Die.dump(OS, 0, getDumpOpts());
if (const char *NamePtr = Die.getName(DINameKind::ShortName)) {
std::string Name = IgnoreCase ? StringRef(NamePtr).lower() : NamePtr;
if (Names.count(Name))
Die.dump(OS, 0, getDumpOpts());
}
}
}
@ -283,7 +292,7 @@ static bool dumpObjectFile(ObjectFile &Obj, DWARFContext &DICtx, Twine Filename,
if (!Name.empty()) {
StringSet<> Names;
for (auto name : Name)
Names.insert(name);
Names.insert(IgnoreCase ? StringRef(name).lower() : name);
filterByName(Names, DICtx.compile_units(), OS);
filterByName(Names, DICtx.dwo_compile_units(), OS);