RISCVISAInfo.cpp File Reference

#include "llvm/TargetParser/RISCVISAInfo.h"
#include "llvm/ADT/MapVector.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SetVector.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/Errc.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/raw_ostream.h"
#include <array>
#include <atomic>
#include <optional>
#include <string>
#include <vector>
#include "llvm/TargetParser/RISCVTargetParserDef.inc"

Go to the source code of this file.

Classes
struct	ImpliedExtsEntry

Macros
#define	GET_SUPPORTED_EXTENSIONS
#define	GET_SUPPORTED_PROFILES
#define	GET_IMPLIED_EXTENSIONS

Functions
static void	verifyTables ()
static void	PrintExtension (StringRef Name, StringRef Version, StringRef Description)
static bool	stripExperimentalPrefix (StringRef &Ext)
static size_t	findLastNonVersionCharacter (StringRef Ext)
static std::optional< RISCVISAUtils::ExtensionVersion >	findDefaultVersion (StringRef ExtName)
static StringRef	getExtensionTypeDesc (StringRef Ext)
static StringRef	getExtensionType (StringRef Ext)
static std::optional< RISCVISAUtils::ExtensionVersion >	isExperimentalExtension (StringRef Ext)
static Error	getStringErrorForInvalidExt (std::string_view ExtName)
static Error	getExtensionVersion (StringRef Ext, StringRef In, unsigned &Major, unsigned &Minor, unsigned &ConsumeLength, bool EnableExperimentalExtension, bool ExperimentalExtensionVersionCheck)
static Error	splitExtsByUnderscore (StringRef Exts, std::vector< std::string > &SplitExts)
static Error	processMultiLetterExtension (StringRef RawExt, MapVector< std::string, RISCVISAUtils::ExtensionVersion, std::map< std::string, unsigned > > &SeenExtMap, bool IgnoreUnknown, bool EnableExperimentalExtension, bool ExperimentalExtensionVersionCheck)
static Error	processSingleLetterExtension (StringRef &RawExt, MapVector< std::string, RISCVISAUtils::ExtensionVersion, std::map< std::string, unsigned > > &SeenExtMap, bool IgnoreUnknown, bool EnableExperimentalExtension, bool ExperimentalExtensionVersionCheck)
static bool	operator< (const ImpliedExtsEntry &LHS, StringRef RHS)
static bool	operator< (StringRef LHS, const ImpliedExtsEntry &RHS)

Variables
static const char *	RISCVGImplications []
static constexpr StringLiteral	CombineIntoExts []

Macro Definition Documentation

GET_IMPLIED_EXTENSIONS

#define GET_IMPLIED_EXTENSIONS

Definition at line 831 of file RISCVISAInfo.cpp.

GET_SUPPORTED_EXTENSIONS

#define GET_SUPPORTED_EXTENSIONS

Definition at line 50 of file RISCVISAInfo.cpp.

GET_SUPPORTED_PROFILES

#define GET_SUPPORTED_PROFILES

Definition at line 53 of file RISCVISAInfo.cpp.

Function Documentation

findDefaultVersion()

static std::optional< RISCVISAUtils::ExtensionVersion > findDefaultVersion ( StringRef  ExtName )

static

Definition at line 143 of file RISCVISAInfo.cpp.

References I, and llvm::lower_bound().

Referenced by getExtensionVersion(), and llvm::RISCVISAInfo::parseArchString().

findLastNonVersionCharacter()

static size_t findLastNonVersionCharacter ( StringRef  Ext )

static

Definition at line 116 of file RISCVISAInfo.cpp.

References assert(), and isDigit().

Referenced by llvm::RISCVISAInfo::getTargetFeatureForExtension(), llvm::RISCVISAInfo::isSupportedExtensionWithVersion(), and processMultiLetterExtension().

getExtensionType()

static StringRef getExtensionType ( StringRef  Ext )

static

Definition at line 173 of file RISCVISAInfo.cpp.

Referenced by performMemPairCombine(), and processMultiLetterExtension().

getExtensionTypeDesc()

static StringRef getExtensionTypeDesc ( StringRef  Ext )

static

Definition at line 163 of file RISCVISAInfo.cpp.

Referenced by getStringErrorForInvalidExt(), and processMultiLetterExtension().

getExtensionVersion()

static Error getExtensionVersion ( StringRef  Ext, StringRef  In, unsigned &  Major, unsigned &  Minor, unsigned &  ConsumeLength, bool  EnableExperimentalExtension, bool  ExperimentalExtensionVersionCheck  )

static

Definition at line 290 of file RISCVISAInfo.cpp.

References llvm::createStringError(), llvm::StringRef::empty(), findDefaultVersion(), llvm::StringRef::getAsInteger(), getStringErrorForInvalidExt(), llvm::invalid_argument, isDigit(), isExperimentalExtension(), llvm::RISCVISAInfo::isSupportedExtension(), llvm::StringRef::size(), llvm::StringRef::str(), and llvm::Error::success().

Referenced by llvm::RISCVISAInfo::isSupportedExtensionWithVersion(), llvm::RISCVISAInfo::parseArchString(), processMultiLetterExtension(), and processSingleLetterExtension().

getStringErrorForInvalidExt()

static Error getStringErrorForInvalidExt ( std::string_view  ExtName )

static

Definition at line 274 of file RISCVISAInfo.cpp.

References llvm::createStringError(), getExtensionTypeDesc(), and llvm::invalid_argument.

Referenced by getExtensionVersion(), and llvm::RISCVISAInfo::parseArchString().

isExperimentalExtension()

static std::optional< RISCVISAUtils::ExtensionVersion > isExperimentalExtension ( StringRef  Ext )

static

Definition at line 184 of file RISCVISAInfo.cpp.

References I, and llvm::lower_bound().

Referenced by getExtensionVersion(), llvm::RISCVISAInfo::getTargetFeatureForExtension(), and llvm::RISCVISAInfo::toFeatures().

operator<() [1/2]

static bool operator< ( const ImpliedExtsEntry &  LHS, StringRef  RHS  )

static

Definition at line 823 of file RISCVISAInfo.cpp.

References LHS, and RHS.

operator<() [2/2]

static bool operator< ( StringRef  LHS, const ImpliedExtsEntry &  RHS  )

static

Definition at line 827 of file RISCVISAInfo.cpp.

References LHS, and RHS.

PrintExtension()

static void PrintExtension ( StringRef  Name, StringRef  Version, StringRef  Description  )

static

Definition at line 69 of file RISCVISAInfo.cpp.

References llvm::StringRef::empty(), llvm::raw_ostream::indent(), llvm::left_justify(), Name, and llvm::outs().

Referenced by llvm::riscvExtensionsHelp().

processMultiLetterExtension()

static Error processMultiLetterExtension ( StringRef  RawExt, MapVector< std::string, RISCVISAUtils::ExtensionVersion, std::map< std::string, unsigned > > &  SeenExtMap, bool  IgnoreUnknown, bool  EnableExperimentalExtension, bool  ExperimentalExtensionVersionCheck  )

static

Definition at line 505 of file RISCVISAInfo.cpp.

References llvm::consumeError(), llvm::createStringError(), findLastNonVersionCharacter(), getExtensionType(), getExtensionTypeDesc(), getExtensionVersion(), llvm::invalid_argument, llvm::RISCVISAInfo::isSupportedExtension(), Name, llvm::StringRef::substr(), and llvm::Error::success().

Referenced by llvm::RISCVISAInfo::parseArchString().

processSingleLetterExtension()

static Error processSingleLetterExtension ( StringRef &  RawExt, MapVector< std::string, RISCVISAUtils::ExtensionVersion, std::map< std::string, unsigned > > &  SeenExtMap, bool  IgnoreUnknown, bool  EnableExperimentalExtension, bool  ExperimentalExtensionVersionCheck  )

static

Definition at line 551 of file RISCVISAInfo.cpp.

References llvm::StringRef::consume_front(), llvm::consumeError(), llvm::createStringError(), getExtensionVersion(), llvm::invalid_argument, llvm::RISCVISAInfo::isSupportedExtension(), Name, llvm::StringRef::substr(), llvm::Error::success(), and llvm::StringRef::take_front().

Referenced by llvm::RISCVISAInfo::parseArchString().

splitExtsByUnderscore()

static Error splitExtsByUnderscore ( StringRef  Exts, std::vector< std::string > &  SplitExts  )

static

Definition at line 487 of file RISCVISAInfo.cpp.

References llvm::createStringError(), llvm::StringRef::empty(), llvm::invalid_argument, llvm::StringRef::split(), and llvm::Error::success().

Referenced by llvm::RISCVISAInfo::parseArchString().

stripExperimentalPrefix()

static bool stripExperimentalPrefix ( StringRef &  Ext )

static

Definition at line 105 of file RISCVISAInfo.cpp.

Referenced by llvm::RISCVISAInfo::hasExtension(), llvm::RISCVISAInfo::isSupportedExtensionFeature(), and llvm::RISCVISAInfo::parseFeatures().

verifyTables()

static void verifyTables ( )

static

Definition at line 56 of file RISCVISAInfo.cpp.

References assert(), and llvm::is_sorted().

Variable Documentation

CombineIntoExts

constexpr StringLiteral CombineIntoExts[]

staticconstexpr

Initial value:

= {
    {"zk"},    {"zkn"},  {"zks"},   {"zvkn"},  {"zvknc"},
    {"zvkng"}, {"zvks"}, {"zvksc"}, {"zvksg"},
}

Definition at line 878 of file RISCVISAInfo.cpp.

RISCVGImplications

const char* RISCVGImplications[]

static

Initial value:

= {
  "i", "m", "a", "f", "d", "zicsr", "zifencei"
}

Definition at line 46 of file RISCVISAInfo.cpp.

Referenced by llvm::RISCVISAInfo::parseArchString().