OMPContext.cpp File Reference

This file implements helper functions and classes to deal with OpenMP contexts as used by [begin/end] declare variant and metadirective. More...

#include "llvm/Frontend/OpenMP/OMPContext.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/TargetParser/Triple.h"
#include "llvm/Frontend/OpenMP/OMPKinds.def"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "openmp-ir-builder"
#define	OMP_TRAIT_PROPERTY(Enum, TraitSetEnum, TraitSelectorEnum, Str)
#define	OMP_TRAIT_PROPERTY(Enum, TraitSetEnum, TraitSelectorEnum, Str)
#define	OMP_TRAIT_SET(Enum, Str)   .Case(Str, TraitSet::Enum)
#define	OMP_TRAIT_SELECTOR(Enum, TraitSetEnum, Str, ReqProp)
#define	OMP_TRAIT_PROPERTY(Enum, TraitSetEnum, TraitSelectorEnum, Str)
#define	OMP_TRAIT_SET(Enum, Str)
#define	OMP_TRAIT_SELECTOR(Enum, TraitSetEnum, Str, ReqProp)    .Case(Str, TraitSelector::Enum)
#define	OMP_TRAIT_PROPERTY(Enum, TraitSetEnum, TraitSelectorEnum, Str)
#define	OMP_TRAIT_SELECTOR(Enum, TraitSetEnum, Str, ReqProp)
#define	OMP_TRAIT_PROPERTY(Enum, TraitSetEnum, TraitSelectorEnum, Str)
#define	OMP_TRAIT_PROPERTY(Enum, TraitSetEnum, TraitSelectorEnum, Str)
#define	OMP_TRAIT_PROPERTY(Enum, TraitSetEnum, TraitSelectorEnum, Str)
#define	OMP_TRAIT_PROPERTY(Enum, TraitSetEnum, TraitSelectorEnum, Str)
#define	OMP_TRAIT_SELECTOR(Enum, TraitSetEnum, Str, ReqProp)
#define	OMP_TRAIT_PROPERTY(Enum, TraitSetEnum, TraitSelectorEnum, Str)
#define	OMP_TRAIT_SET(Enum, Str)
#define	OMP_TRAIT_SELECTOR(Enum, TraitSetEnum, Str, ReqProp)
#define	OMP_TRAIT_PROPERTY(Enum, TraitSetEnum, TraitSelectorEnum, Str)

Functions
template<typename T >
static bool	isSubset (ArrayRef< T > C0, ArrayRef< T > C1)
	Return true if C0 is a subset of C1.
template<typename T >
static bool	isStrictSubset (ArrayRef< T > C0, ArrayRef< T > C1)
	Return true if C0 is a strict subset of C1.
static bool	isStrictSubset (const VariantMatchInfo &VMI0, const VariantMatchInfo &VMI1)
static int	isVariantApplicableInContextHelper (const VariantMatchInfo &VMI, const OMPContext &Ctx, SmallVectorImpl< unsigned > *ConstructMatches, bool DeviceOrImplementationSetOnly)
static APInt	getVariantMatchScore (const VariantMatchInfo &VMI, const OMPContext &Ctx, SmallVectorImpl< unsigned > &ConstructMatches)

Detailed Description

This file implements helper functions and classes to deal with OpenMP contexts as used by [begin/end] declare variant and metadirective.

Definition in file OMPContext.cpp.

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "openmp-ir-builder"

Definition at line 22 of file OMPContext.cpp.

OMP_TRAIT_PROPERTY [1/10]

#define OMP_TRAIT_PROPERTY	(		Enum,
			TraitSetEnum,
			TraitSelectorEnum,
			Str
	)

Value:

  if (TraitSelector::TraitSelectorEnum == TraitSelector::target_device_arch) { \
    if (TargetOffloadTriple.getArch() ==                                       \
        TargetOffloadTriple.getArchTypeForLLVMName(Str))                       \
      ActiveTraits.set(unsigned(TraitProperty::Enum));                         \
    if (StringRef(Str) == "x86_64" &&                                          \
        TargetOffloadTriple.getArch() == Triple::x86_64)                       \
      ActiveTraits.set(unsigned(TraitProperty::Enum));                         \
  }

OMP_TRAIT_PROPERTY [2/10]

#define OMP_TRAIT_PROPERTY	(		Enum,
			TraitSetEnum,
			TraitSelectorEnum,
			Str
	)

Value:

  if (TraitSelector::TraitSelectorEnum == TraitSelector::device_arch ||        \
      TraitSelector::TraitSelectorEnum == TraitSelector::target_device_arch) { \
    if (TargetTriple.getArch() == TargetTriple.getArchTypeForLLVMName(Str))    \
      ActiveTraits.set(unsigned(TraitProperty::Enum));                         \
    if (StringRef(Str) == "x86_64" &&                                          \
        TargetTriple.getArch() == Triple::x86_64)                              \
      ActiveTraits.set(unsigned(TraitProperty::Enum));                         \
  }

OMP_TRAIT_PROPERTY [3/10]

#define OMP_TRAIT_PROPERTY	(		Enum,
			TraitSetEnum,
			TraitSelectorEnum,
			Str
	)

Value:

  case TraitProperty::Enum:                                                    \
    return TraitSet::TraitSetEnum;

OMP_TRAIT_PROPERTY [4/10]

#define OMP_TRAIT_PROPERTY	(		Enum,
			TraitSetEnum,
			TraitSelectorEnum,
			Str
	)

Value:

  case TraitProperty::Enum:                                                    \
    return TraitSelector::TraitSelectorEnum;

OMP_TRAIT_PROPERTY [5/10]

#define OMP_TRAIT_PROPERTY	(		Enum,
			TraitSetEnum,
			TraitSelectorEnum,
			Str
	)

Value:

  if (Set == TraitSet::TraitSetEnum && Str == S)                               \
    return TraitProperty::Enum;

OMP_TRAIT_PROPERTY [6/10]

#define OMP_TRAIT_PROPERTY	(		Enum,
			TraitSetEnum,
			TraitSelectorEnum,
			Str
	)

Value:

  .Case(Str, Selector == TraitSelector::TraitSelectorEnum                      \
                 ? TraitProperty::Enum                                         \
                 : TraitProperty::invalid)

OMP_TRAIT_PROPERTY [7/10]

#define OMP_TRAIT_PROPERTY	(		Enum,
			TraitSetEnum,
			TraitSelectorEnum,
			Str
	)

Value:

  case TraitProperty::Enum:                                                    \
    return Str;

OMP_TRAIT_PROPERTY [8/10]

#define OMP_TRAIT_PROPERTY	(		Enum,
			TraitSetEnum,
			TraitSelectorEnum,
			Str
	)

Value:

  case TraitProperty::Enum:                                                    \
    return "(" #TraitSetEnum "," #TraitSelectorEnum "," Str ")";

OMP_TRAIT_PROPERTY [9/10]

#define OMP_TRAIT_PROPERTY	(		Enum,
			TraitSetEnum,
			TraitSelectorEnum,
			Str
	)

Value:

  case TraitProperty::Enum:                                                    \
    return Set == TraitSet::TraitSetEnum &&                                    \
           Selector == TraitSelector::TraitSelectorEnum;

OMP_TRAIT_PROPERTY [10/10]

#define OMP_TRAIT_PROPERTY	(		Enum,
			TraitSetEnum,
			TraitSelectorEnum,
			Str
	)

Value:

  if (TraitSet::TraitSetEnum == Set &&                                         \
      TraitSelector::TraitSelectorEnum == Selector &&                          \
      StringRef(Str) != "invalid")                                             \
    S.append("'").append(Str).append("'").append(" ");

OMP_TRAIT_SELECTOR [1/5]

#define OMP_TRAIT_SELECTOR	(		Enum,
			TraitSetEnum,
			Str,
			ReqProp
	)

Value:

  case TraitSelector::Enum:                                                    \
    return TraitSet::TraitSetEnum;

OMP_TRAIT_SELECTOR [2/5]

#define OMP_TRAIT_SELECTOR	(		Enum,
			TraitSetEnum,
			Str,
			ReqProp
	)		.Case(Str, TraitSelector::Enum)

OMP_TRAIT_SELECTOR [3/5]

#define OMP_TRAIT_SELECTOR	(		Enum,
			TraitSetEnum,
			Str,
			ReqProp
	)

Value:

  case TraitSelector::Enum:                                                    \
    return Str;

OMP_TRAIT_SELECTOR [4/5]

#define OMP_TRAIT_SELECTOR	(		Enum,
			TraitSetEnum,
			Str,
			ReqProp
	)

Value:

  case TraitSelector::Enum:                                                    \
    RequiresProperty = ReqProp;                                                \
    return Set == TraitSet::TraitSetEnum;

OMP_TRAIT_SELECTOR [5/5]

#define OMP_TRAIT_SELECTOR	(		Enum,
			TraitSetEnum,
			Str,
			ReqProp
	)

Value:

  if (TraitSet::TraitSetEnum == Set && StringRef(Str) != "Invalid")            \
    S.append("'").append(Str).append("'").append(" ");

OMP_TRAIT_SET [1/3]

#define OMP_TRAIT_SET	(		Enum,
			Str
	)		.Case(Str, TraitSet::Enum)

OMP_TRAIT_SET [2/3]

#define OMP_TRAIT_SET	(		Enum,
			Str
	)

Value:

  case TraitSet::Enum:                                                         \
    return Str;

OMP_TRAIT_SET [3/3]

#define OMP_TRAIT_SET	(		Enum,
			Str
	)

Value:

  if (StringRef(Str) != "invalid")                                             \
    S.append("'").append(Str).append("'").append(" ");

Function Documentation

getVariantMatchScore()

static APInt getVariantMatchScore ( const VariantMatchInfo &  VMI, const OMPContext &  Ctx, SmallVectorImpl< unsigned > &  ConstructMatches  )

static

Definition at line 329 of file OMPContext.cpp.

References assert(), llvm::omp::VariantMatchInfo::ConstructTraits, llvm::dbgs(), DEBUG_TYPE, llvm::omp::getOpenMPContextTraitSelectorForProperty(), llvm::omp::getOpenMPContextTraitSetForProperty(), llvm::APInt::getZExtValue(), LLVM_DEBUG, llvm_unreachable, llvm::omp::VariantMatchInfo::RequiredTraits, llvm::omp::VariantMatchInfo::ScoreMap, llvm::BitVector::set_bits(), llvm::SmallVectorBase< Size_T >::size(), and llvm::APInt::uge().

Referenced by llvm::omp::getBestVariantMatchForContext().

isStrictSubset() [1/2]

template<typename T >

static bool isStrictSubset ( ArrayRef< T >  C0, ArrayRef< T >  C1  )

static

Return true if C0 is a strict subset of C1.

Note that both arrays are expected to be sorted.

Definition at line 175 of file OMPContext.cpp.

References llvm::ArrayRef< T >::size().

Referenced by llvm::omp::getBestVariantMatchForContext().

isStrictSubset() [2/2]

static bool isStrictSubset ( const VariantMatchInfo &  VMI0, const VariantMatchInfo &  VMI1  )

static

Definition at line 181 of file OMPContext.cpp.

References llvm::omp::VariantMatchInfo::ConstructTraits, llvm::BitVector::count(), llvm::omp::VariantMatchInfo::RequiredTraits, llvm::BitVector::set_bits(), and llvm::BitVector::test().

isSubset()

template<typename T >

static bool isSubset ( ArrayRef< T >  C0, ArrayRef< T >  C1  )

static

Return true if C0 is a subset of C1.

Note that both arrays are expected to be sorted.

Definition at line 150 of file OMPContext.cpp.

References assert(), llvm::ArrayRef< T >::begin(), llvm::ArrayRef< T >::end(), llvm::is_sorted(), and llvm::ArrayRef< T >::size().

isVariantApplicableInContextHelper()

static int isVariantApplicableInContextHelper ( const VariantMatchInfo &  VMI, const OMPContext &  Ctx, SmallVectorImpl< unsigned > *  ConstructMatches, bool  DeviceOrImplementationSetOnly  )

static

Definition at line 197 of file OMPContext.cpp.

References llvm::omp::OMPContext::ActiveTraits, llvm::all_of(), assert(), llvm::omp::VariantMatchInfo::ConstructTraits, llvm::omp::OMPContext::ConstructTraits, llvm::dbgs(), DEBUG_TYPE, llvm::omp::getOpenMPContextTraitPropertyName(), llvm::omp::getOpenMPContextTraitSelectorForProperty(), llvm::omp::getOpenMPContextTraitSetForProperty(), llvm::omp::VariantMatchInfo::ISATraits, LLVM_DEBUG, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::omp::VariantMatchInfo::RequiredTraits, llvm::BitVector::set_bits(), llvm::SmallVectorBase< Size_T >::size(), and llvm::BitVector::test().

Referenced by llvm::omp::getBestVariantMatchForContext(), and llvm::omp::isVariantApplicableInContext().