LLVM 22.0.0git
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#include "llvm/Support/CommandLine.h"
#include "DebugOptions.h"
#include "llvm-c/Support.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/STLFunctionalExtras.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Config/config.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/ConvertUTF.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/Path.h"
#include "llvm/Support/Process.h"
#include "llvm/Support/StringSaver.h"
#include "llvm/Support/VirtualFileSystem.h"
#include "llvm/Support/raw_ostream.h"
#include <cstdlib>
#include <optional>
#include <string>
Go to the source code of this file.
Namespaces | |
namespace | llvm |
This is an optimization pass for GlobalISel generic memory operations. | |
namespace | llvm::cl |
This namespace contains all of the command line option processing machinery. | |
Macros | |
#define | DEBUG_TYPE "commandline" |
#define | PRINT_OPT_DIFF(T) |
#define | LLVM_IS_DEBUG_BUILD 0 |
Functions | |
void | opt_bool_anchor () |
void | opt_char_anchor () |
void | opt_int_anchor () |
void | opt_unsigned_anchor () |
static size_t | argPlusPrefixesSize (StringRef ArgName, size_t Pad=DefaultPad) |
static SmallString< 8 > | argPrefix (StringRef ArgName, size_t Pad=DefaultPad) |
static bool | isGrouping (const Option *O) |
static bool | isPrefixedOrGrouping (const Option *O) |
template<typename T , T TrueVal, T FalseVal> | |
static bool | parseBool (Option &O, StringRef ArgName, StringRef Arg, T &Value) |
static Option * | LookupNearestOption (StringRef Arg, const StringMap< Option * > &OptionsMap, std::string &NearestString) |
LookupNearestOption - Lookup the closest match to the option specified by the specified option on the command line. | |
static bool | CommaSeparateAndAddOccurrence (Option *Handler, unsigned pos, StringRef ArgName, StringRef Value, bool MultiArg=false) |
CommaSeparateAndAddOccurrence - A wrapper around Handler->addOccurrence() that does special handling of cl::CommaSeparated options. | |
static bool | ProvideOption (Option *Handler, StringRef ArgName, StringRef Value, int argc, const char *const *argv, int &i) |
ProvideOption - For Value, this differentiates between an empty value ("") and a null value (StringRef()). | |
static Option * | getOptionPred (StringRef Name, size_t &Length, bool(*Pred)(const Option *), const StringMap< Option * > &OptionsMap) |
static Option * | HandlePrefixedOrGroupedOption (StringRef &Arg, StringRef &Value, bool &ErrorParsing, const StringMap< Option * > &OptionsMap) |
HandlePrefixedOrGroupedOption - The specified argument string (which started with at least one '-') does not fully match an available option. | |
static bool | RequiresValue (const Option *O) |
static bool | EatsUnboundedNumberOfValues (const Option *O) |
static bool | isWhitespace (char C) |
static bool | isWhitespaceOrNull (char C) |
static bool | isQuote (char C) |
static size_t | parseBackslash (StringRef Src, size_t I, SmallString< 128 > &Token) |
Backslashes are interpreted in a rather complicated way in the Windows-style command line, because backslashes are used both to separate path and to escape double quote. | |
static bool | isWindowsSpecialChar (char C) |
static bool | isWindowsSpecialCharInCommandName (char C) |
static void | tokenizeWindowsCommandLineImpl (StringRef Src, StringSaver &Saver, function_ref< void(StringRef)> AddToken, bool AlwaysCopy, function_ref< void()> MarkEOL, bool InitialCommandName) |
static bool | hasUTF8ByteOrderMark (ArrayRef< char > S) |
static void | ExpandBasePaths (StringRef BasePath, StringSaver &Saver, const char *&Arg) |
static void | initCommonOptions () |
static StringRef | getValueStr (const Option &O, StringRef DefaultMsg) |
static bool | parseDouble (Option &O, StringRef Arg, double &Value) |
static size_t | getOptionPrefixesSize () |
static bool | shouldPrintOption (StringRef Name, StringRef Description, const Option &O) |
static int | OptNameCompare (const std::pair< const char *, Option * > *LHS, const std::pair< const char *, Option * > *RHS) |
static int | SubNameCompare (const std::pair< const char *, SubCommand * > *LHS, const std::pair< const char *, SubCommand * > *RHS) |
static void | sortOpts (StringMap< Option * > &OptMap, SmallVectorImpl< std::pair< const char *, Option * > > &Opts, bool ShowHidden) |
static void | sortSubCommands (const SmallPtrSetImpl< SubCommand * > &SubMap, SmallVectorImpl< std::pair< const char *, SubCommand * > > &Subs) |
void | LLVMParseCommandLineOptions (int argc, const char *const *argv, const char *Overview) |
This function parses the given arguments using the LLVM command line parser. | |
Variables | |
static const size_t | DefaultPad = 2 |
static StringRef | ArgPrefix = "-" |
static StringRef | ArgPrefixLong = "--" |
static StringRef | ArgHelpPrefix = " - " |
static ManagedStatic< CommandLineParser > | GlobalParser |
static LLVM_REQUIRE_CONSTANT_INITIALIZATION ManagedStatic< SubCommand > | TopLevelSubCommand |
static ManagedStatic< SubCommand > | AllSubCommands |
static StringRef | EqValue = "=<value>" |
static StringRef | EmptyOption = "<empty>" |
static StringRef | OptionPrefix = " =" |
static const size_t | MaxOptWidth = 8 |
static ManagedStatic< CommandLineCommonOptions > | CommonOptions |
#define DEBUG_TYPE "commandline" |
Definition at line 51 of file CommandLine.cpp.
#define LLVM_IS_DEBUG_BUILD 0 |
Definition at line 2538 of file CommandLine.cpp.
#define PRINT_OPT_DIFF | ( | T | ) |
Definition at line 2216 of file CommandLine.cpp.
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Definition at line 123 of file CommandLine.cpp.
References ArgHelpPrefix, ArgPrefix, ArgPrefixLong, and llvm::StringRef::size().
Referenced by llvm::cl::generic_parser_base::getOptionWidth(), llvm::cl::basic_parser_impl::getOptionWidth(), and llvm::cl::generic_parser_base::printOptionInfo().
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Definition at line 130 of file CommandLine.cpp.
References ArgPrefix, ArgPrefixLong, I, llvm::cl::Prefix, and llvm::StringRef::size().
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CommaSeparateAndAddOccurrence - A wrapper around Handler->addOccurrence() that does special handling of cl::CommaSeparated options.
Definition at line 637 of file CommandLine.cpp.
References llvm::cl::Option::addOccurrence(), llvm::cl::CommaSeparated, llvm::StringRef::find(), llvm::cl::Option::getMiscFlags(), llvm::StringRef::npos, and llvm::StringRef::substr().
Referenced by ProvideOption().
Definition at line 824 of file CommandLine.cpp.
References llvm::cl::OneOrMore, and llvm::cl::ZeroOrMore.
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Definition at line 1137 of file CommandLine.cpp.
References llvm::sys::path::append(), llvm::SmallString< InternalLen >::append(), assert(), llvm::StringRef::data(), llvm::SmallVectorBase< Size_T >::empty(), llvm::StringRef::empty(), llvm::StringRef::find(), llvm::sys::path::is_absolute(), LHS, llvm::StringRef::npos, llvm::StringSaver::save(), llvm::StringRef::size(), llvm::SmallString< InternalLen >::str(), and llvm::StringRef::substr().
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Definition at line 736 of file CommandLine.cpp.
References llvm::StringMap< ValueTy, AllocatorTy >::end(), llvm::StringMap< ValueTy, AllocatorTy >::find(), llvm::Length, and Name.
Referenced by HandlePrefixedOrGroupedOption().
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Definition at line 2100 of file CommandLine.cpp.
References ArgHelpPrefix, OptionPrefix, and llvm::StringRef::size().
Referenced by llvm::cl::generic_parser_base::getOptionWidth(), and llvm::cl::generic_parser_base::printOptionInfo().
Definition at line 1892 of file CommandLine.cpp.
Referenced by llvm::cl::basic_parser_impl::getOptionWidth(), and llvm::cl::basic_parser_impl::printOptionInfo().
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HandlePrefixedOrGroupedOption - The specified argument string (which started with at least one '-') does not fully match an available option.
Check to see if this is a prefix or grouped option. If so, split arg into output an Arg/Value pair and return the Option to parse it with.
Definition at line 765 of file CommandLine.cpp.
References llvm::cl::AlwaysPrefix, assert(), llvm::StringMap< ValueTy, AllocatorTy >::count(), llvm::StringRef::empty(), llvm::cl::Option::error(), llvm::StringMap< ValueTy, AllocatorTy >::find(), llvm::cl::Option::getFormattingFlag(), getOptionPred(), llvm::cl::Option::getValueExpectedFlag(), isGrouping(), isPrefixedOrGrouping(), llvm::Length, llvm::cl::Prefix, ProvideOption(), llvm::StringRef::size(), llvm::StringRef::substr(), and llvm::cl::ValueRequired.
Definition at line 1132 of file CommandLine.cpp.
References llvm::ArrayRef< T >::size().
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Definition at line 2667 of file CommandLine.cpp.
References CommonOptions, llvm::initDebugCounterOptions(), llvm::initDebugOptions(), llvm::initGraphWriterOptions(), llvm::initRandomSeedOptions(), llvm::initSignalsOptions(), llvm::initStatisticOptions(), llvm::initTimerOptions(), llvm::initTypeSizeOptions(), and llvm::initWithColorOptions().
Referenced by llvm::cl::getRegisteredOptions(), llvm::cl::HideUnrelatedOptions(), and llvm::cl::ParseCommandLineOptions().
Definition at line 140 of file CommandLine.cpp.
References llvm::cl::Grouping.
Referenced by HandlePrefixedOrGroupedOption(), and isPrefixedOrGrouping().
Definition at line 143 of file CommandLine.cpp.
References llvm::cl::AlwaysPrefix, isGrouping(), and llvm::cl::Prefix.
Referenced by HandlePrefixedOrGroupedOption().
Definition at line 837 of file CommandLine.cpp.
References llvm::CallingConv::C.
Referenced by llvm::cl::TokenizeGNUCommandLine().
Definition at line 829 of file CommandLine.cpp.
References llvm::CallingConv::C.
Referenced by isWhitespaceOrNull(), llvm::cl::tokenizeConfigFile(), and llvm::cl::TokenizeGNUCommandLine().
Definition at line 833 of file CommandLine.cpp.
References llvm::CallingConv::C, and isWhitespace().
Referenced by isWindowsSpecialChar(), isWindowsSpecialCharInCommandName(), and tokenizeWindowsCommandLineImpl().
Definition at line 941 of file CommandLine.cpp.
References llvm::CallingConv::C, and isWhitespaceOrNull().
Referenced by tokenizeWindowsCommandLineImpl().
Definition at line 944 of file CommandLine.cpp.
References llvm::CallingConv::C, and isWhitespaceOrNull().
Referenced by tokenizeWindowsCommandLineImpl().
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LookupNearestOption - Lookup the closest match to the option specified by the specified option on the command line.
If there is a value specified (after an equal sign) return that as well. This assumes that leading dashes have already been stripped.
Definition at line 588 of file CommandLine.cpp.
References llvm::StringMap< ValueTy, AllocatorTy >::begin(), llvm::StringRef::edit_distance(), llvm::StringRef::empty(), llvm::StringMap< ValueTy, AllocatorTy >::end(), LHS, Name, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::cl::ReallyHidden, RHS, llvm::StringRef::split(), and llvm::cl::ValueDisallowed.
void opt_bool_anchor | ( | ) |
Definition at line 110 of file CommandLine.cpp.
void opt_char_anchor | ( | ) |
Definition at line 111 of file CommandLine.cpp.
void opt_int_anchor | ( | ) |
Definition at line 112 of file CommandLine.cpp.
void opt_unsigned_anchor | ( | ) |
Definition at line 113 of file CommandLine.cpp.
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Backslashes are interpreted in a rather complicated way in the Windows-style command line, because backslashes are used both to separate path and to escape double quote.
This method consumes runs of backslashes as well as the following double quote if it's escaped.
Definition at line 917 of file CommandLine.cpp.
References llvm::SmallString< InternalLen >::append(), I, and llvm::SmallVectorTemplateBase< T, bool >::push_back().
Referenced by tokenizeWindowsCommandLineImpl().
Definition at line 426 of file CommandLine.cpp.
Definition at line 2061 of file CommandLine.cpp.
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ProvideOption - For Value, this differentiates between an empty value ("") and a null value (StringRef()).
The later is accepted for arguments that don't allow a value (-foo) the former is rejected (-foo=).
Definition at line 665 of file CommandLine.cpp.
References llvm::cl::AlwaysPrefix, assert(), CommaSeparateAndAddOccurrence(), llvm::cl::Option::error(), llvm::cl::Option::getFormattingFlag(), llvm::cl::Option::getNumAdditionalVals(), llvm::cl::Option::getValueExpectedFlag(), llvm::cl::ValueDisallowed, llvm::cl::ValueOptional, and llvm::cl::ValueRequired.
Referenced by HandlePrefixedOrGroupedOption(), and llvm::cl::ProvidePositionalOption().
Definition at line 819 of file CommandLine.cpp.
References llvm::cl::OneOrMore, and llvm::cl::Required.
Definition at line 2104 of file CommandLine.cpp.
References llvm::StringRef::empty(), Name, and llvm::cl::ValueOptional.
Referenced by llvm::cl::generic_parser_base::getOptionWidth(), and llvm::cl::generic_parser_base::printOptionInfo().
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Definition at line 2284 of file CommandLine.cpp.
References llvm::array_pod_sort(), llvm::StringMap< ValueTy, AllocatorTy >::begin(), llvm::StringMap< ValueTy, AllocatorTy >::end(), llvm::cl::Hidden, I, llvm::SmallPtrSetImpl< PtrType >::insert(), OptNameCompare(), and llvm::cl::ReallyHidden.
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Definition at line 2312 of file CommandLine.cpp.
References llvm::array_pod_sort(), and SubNameCompare().
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Definition at line 2278 of file CommandLine.cpp.
Referenced by sortSubCommands().
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Definition at line 950 of file CommandLine.cpp.
References assert(), llvm::SmallVectorImpl< T >::clear(), llvm::SmallVectorBase< Size_T >::empty(), I, INIT, isWhitespaceOrNull(), isWindowsSpecialChar(), isWindowsSpecialCharInCommandName(), llvm_unreachable, parseBackslash(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::StringSaver::save(), and llvm::SmallString< InternalLen >::str().
Referenced by llvm::cl::TokenizeWindowsCommandLine(), llvm::cl::TokenizeWindowsCommandLineFull(), and llvm::cl::TokenizeWindowsCommandLineNoCopy().
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Definition at line 495 of file CommandLine.cpp.
Referenced by llvm::cl::SubCommand::getAll().
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Definition at line 121 of file CommandLine.cpp.
Referenced by argPlusPrefixesSize(), getOptionPrefixesSize(), llvm::cl::Option::printEnumValHelpStr(), and llvm::cl::Option::printHelpStr().
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Definition at line 119 of file CommandLine.cpp.
Referenced by argPlusPrefixesSize(), and argPrefix().
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Definition at line 120 of file CommandLine.cpp.
Referenced by argPlusPrefixesSize(), and argPrefix().
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Definition at line 2665 of file CommandLine.cpp.
Referenced by llvm::cl::AddExtraVersionPrinter(), llvm::cl::HideUnrelatedOptions(), initCommonOptions(), llvm::cl::PrintHelpMessage(), llvm::cl::PrintVersionMessage(), and llvm::cl::SetVersionPrinter().
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Definition at line 117 of file CommandLine.cpp.
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Definition at line 2098 of file CommandLine.cpp.
Referenced by llvm::cl::generic_parser_base::getOptionWidth(), and llvm::cl::generic_parser_base::printOptionInfo().
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Definition at line 2097 of file CommandLine.cpp.
Referenced by llvm::cl::generic_parser_base::getOptionWidth(), and llvm::cl::generic_parser_base::printOptionInfo().
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Definition at line 423 of file CommandLine.cpp.
Referenced by llvm::cl::Option::addArgument(), llvm::cl::AddLiteralOption(), llvm::cl::Option::error(), llvm::cl::extrahelp::extrahelp(), llvm::cl::getRegisteredOptions(), llvm::cl::getRegisteredSubcommands(), llvm::cl::SubCommand::operator bool(), llvm::cl::ParseCommandLineOptions(), llvm::cl::PrintOptionValues(), llvm::cl::SubCommand::registerSubCommand(), llvm::cl::Option::removeArgument(), llvm::cl::ResetCommandLineParser(), llvm::cl::Option::setArgStr(), and llvm::cl::SubCommand::unregisterSubCommand().
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Definition at line 2182 of file CommandLine.cpp.
Referenced by llvm::cl::generic_parser_base::printGenericOptionDiff().
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Definition at line 2099 of file CommandLine.cpp.
Referenced by getOptionPrefixesSize(), and llvm::cl::generic_parser_base::printOptionInfo().
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Definition at line 492 of file CommandLine.cpp.
Referenced by llvm::cl::SubCommand::getTopLevel().