clang::FPOptions Class Reference

#include "clang/Basic/LangOptions.h"

Public Types
using	storage_type = uint32_t
using	RoundingMode = llvm::RoundingMode

Public Member Functions
	FPOptions ()
	FPOptions (const LangOptions &LO)
bool	allowFPContractWithinStatement () const
void	setAllowFPContractWithinStatement ()
bool	allowFPContractAcrossStatement () const
void	setAllowFPContractAcrossStatement ()
bool	isFPConstrained () const
RoundingMode	getRoundingMode () const
LangOptions::FPExceptionModeKind	getExceptionMode () const
bool	operator== (FPOptions other) const
storage_type	getAsOpaqueInt () const
FPOptionsOverride	getChangesFrom (const FPOptions &Base) const
	Return difference with the given option set.
void	applyChanges (FPOptionsOverride FPO)
LLVM_DUMP_METHOD void	dump ()

Static Public Member Functions
static FPOptions	defaultWithoutTrailingStorage (const LangOptions &LO)
	Return the default value of FPOptions that's used when trailing storage isn't required.
static FPOptions	getFromOpaqueInt (storage_type Value)

Static Public Attributes
static constexpr unsigned	StorageBitSize = 8 * sizeof(storage_type)
static constexpr storage_type	FirstShift = 0
static constexpr storage_type	FirstWidth = 0
static constexpr storage_type	TotalWidth

Detailed Description

Definition at line 780 of file LangOptions.h.

Member Typedef Documentation

RoundingMode

using clang::FPOptions::RoundingMode = llvm::RoundingMode

Definition at line 785 of file LangOptions.h.

storage_type

using clang::FPOptions::storage_type = uint32_t

Definition at line 783 of file LangOptions.h.

Constructor & Destructor Documentation

FPOptions() [1/2]

clang::FPOptions::FPOptions ( )

inline

Definition at line 812 of file LangOptions.h.

References clang::LangOptionsBase::FPE_Default, and clang::LangOptionsBase::FPM_Off.

Referenced by defaultWithoutTrailingStorage(), getChangesFrom(), getFromOpaqueInt(), and operator==().

FPOptions() [2/2]

clang::FPOptions::FPOptions ( const LangOptions & LO )

inlineexplicit

Definition at line 817 of file LangOptions.h.

References clang::LangOptionsBase::FPE_Strict, clang::LangOptionsBase::FPM_Fast, clang::LangOptionsBase::FPM_FastHonorPragmas, clang::LangOptionsBase::FPM_Off, clang::LangOptionsBase::FPM_On, getExceptionMode(), and getRoundingMode().

Member Function Documentation

allowFPContractAcrossStatement()

bool clang::FPOptions::allowFPContractAcrossStatement ( ) const

inline

Definition at line 853 of file LangOptions.h.

References clang::LangOptionsBase::FPM_Fast.

Referenced by clang::CodeGen::CodeGenFunction::SetFastMathFlags().

allowFPContractWithinStatement()

bool clang::FPOptions::allowFPContractWithinStatement ( ) const

inline

Definition at line 846 of file LangOptions.h.

References clang::LangOptionsBase::FPM_On.

Referenced by clang::BinaryOperator::isFPContractableWithinStatement(), clang::ConvertVectorExpr::isFPContractableWithinStatement(), and clang::UnaryOperator::isFPContractableWithinStatement().

applyChanges()

void clang::FPOptions::applyChanges ( FPOptionsOverride FPO )

inline

Definition at line 1048 of file LangOptions.h.

References clang::FPOptionsOverride::applyOverrides().

defaultWithoutTrailingStorage()

FPOptions FPOptions::defaultWithoutTrailingStorage ( const LangOptions & LO )

static

Return the default value of FPOptions that's used when trailing storage isn't required.

Definition at line 223 of file LangOptions.cpp.

References FPOptions().

Referenced by clang::BinaryOperator::getFPFeaturesInEffect(), clang::CallExpr::getFPFeaturesInEffect(), clang::CastExpr::getFPFeaturesInEffect(), clang::ConvertVectorExpr::getFPFeaturesInEffect(), clang::Expr::getFPFeaturesInEffect(), and clang::UnaryOperator::getFPFeaturesInEffect().

dump()

LLVM_DUMP_METHOD void FPOptions::dump

(

)

Definition at line 237 of file LangOptions.cpp.

getAsOpaqueInt()

storage_type clang::FPOptions::getAsOpaqueInt ( ) const

inline

Definition at line 895 of file LangOptions.h.

getChangesFrom()

FPOptionsOverride clang::FPOptions::getChangesFrom ( const FPOptions & Base ) const

inline

Return difference with the given option set.

Definition at line 1042 of file LangOptions.h.

References FPOptions().

Referenced by clang::Sema::ActOnCompoundStmt(), and clang::Sema::resetFPOptions().

getExceptionMode()

LangOptions::FPExceptionModeKind clang::FPOptions::getExceptionMode ( ) const

inline

Definition at line 878 of file LangOptions.h.

References clang::LangOptionsBase::FPE_Default, clang::LangOptionsBase::FPE_Ignore, and clang::LangOptionsBase::FPE_Strict.

Referenced by checkFloatingPointResult(), clang::interp::CheckFloatResult(), FPOptions(), isFPConstrained(), and shouldEmitBuiltinAsIR().

getFromOpaqueInt()

FPOptions clang::FPOptions::getFromOpaqueInt ( storage_type Value )

inlinestatic

Definition at line 896 of file LangOptions.h.

References FPOptions().

Referenced by clang::interp::Addf(), clang::FPOptionsOverride::applyOverrides(), clang::interp::CastFloatingIntegral(), clang::interp::CastFloatingIntegralAP(), clang::interp::CastFloatingIntegralAPS(), clang::interp::CastIntegralFloating(), clang::interp::Divf(), clang::FPOptionsOverride::getFromOpaqueInt(), clang::interp::IncDecFloatHelper(), clang::interp::Mulf(), clang::ASTReader::ReadLateParsedTemplates(), and clang::interp::Subf().

getRoundingMode()

RoundingMode clang::FPOptions::getRoundingMode ( ) const

inline

Definition at line 866 of file LangOptions.h.

Referenced by BuildFloatingLiteral(), checkFloatingPointResult(), clang::interp::CheckFloatResult(), FPOptions(), getActiveRoundingMode(), clang::interp::getRoundingMode(), and isFPConstrained().

isFPConstrained()

bool clang::FPOptions::isFPConstrained ( ) const

inline

Definition at line 860 of file LangOptions.h.

References clang::LangOptionsBase::FPE_Ignore, getExceptionMode(), and getRoundingMode().

Referenced by addBlockPointerConversion(), addFunctionPointerConversion(), CreateNewFunctionDecl(), EvaluateComparisonBinaryOperator(), InsertOCLBuiltinDeclarationsFromTable(), and rewriteBuiltinFunctionDecl().

operator==()

bool clang::FPOptions::operator== ( FPOptions other ) const

inline

Definition at line 889 of file LangOptions.h.

References FPOptions().

setAllowFPContractAcrossStatement()

void clang::FPOptions::setAllowFPContractAcrossStatement ( )

inline

Definition at line 856 of file LangOptions.h.

References clang::LangOptionsBase::FPM_Fast.

setAllowFPContractWithinStatement()

void clang::FPOptions::setAllowFPContractWithinStatement ( )

inline

Definition at line 849 of file LangOptions.h.

References clang::LangOptionsBase::FPM_On.

Member Data Documentation

FirstShift

storage_type clang::FPOptions::FirstShift = 0

staticconstexpr

Definition at line 791 of file LangOptions.h.

FirstWidth

storage_type clang::FPOptions::FirstWidth = 0

static

Definition at line 791 of file LangOptions.h.

StorageBitSize

unsigned clang::FPOptions::StorageBitSize = 8 * sizeof(storage_type)

staticconstexpr

Definition at line 787 of file LangOptions.h.

Referenced by clang::FPOptionsOverride::getAsOpaqueInt(), and clang::FPOptionsOverride::getFromOpaqueInt().

TotalWidth

storage_type clang::FPOptions::TotalWidth

staticconstexpr

Initial value:

= 0
#define FP_OPTION(NAME, TYPE, WIDTH, PREVIOUS)

Definition at line 800 of file LangOptions.h.

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The documentation for this class was generated from the following files:

• include/clang/Basic/LangOptions.h
• lib/Basic/LangOptions.cpp