InitPreprocessor.cpp File Reference

#include "clang/Basic/FileManager.h"
#include "clang/Basic/HLSLRuntime.h"
#include "clang/Basic/MacroBuilder.h"
#include "clang/Basic/SourceManager.h"
#include "clang/Basic/SyncScope.h"
#include "clang/Basic/TargetInfo.h"
#include "clang/Basic/Version.h"
#include "clang/Frontend/FrontendDiagnostic.h"
#include "clang/Frontend/FrontendOptions.h"
#include "clang/Frontend/Utils.h"
#include "clang/Lex/HeaderSearch.h"
#include "clang/Lex/Preprocessor.h"
#include "clang/Lex/PreprocessorOptions.h"
#include "clang/Serialization/ASTReader.h"
#include "llvm/ADT/APFloat.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/DerivedTypes.h"
#include "clang/Basic/OpenCLExtensions.def"

Include dependency graph for InitPreprocessor.cpp:

Go to the source code of this file.

Macros
#define	OPENCL_GENERIC_EXTENSION(Ext, ...)   defineOpenCLExtMacro(#Ext, __VA_ARGS__);
#define	TOSTR2(X)   #X
#define	TOSTR(X)   TOSTR2(X)
#define	DEFINE_LOCK_FREE_MACRO(TYPE, Type)

Functions
static bool	MacroBodyEndsInBackslash (StringRef MacroBody)
static void	DefineBuiltinMacro (MacroBuilder &Builder, StringRef Macro, DiagnosticsEngine &Diags)
static void	AddImplicitInclude (MacroBuilder &Builder, StringRef File)
	AddImplicitInclude - Add an implicit #include of the specified file to the predefines buffer. More...
static void	AddImplicitIncludeMacros (MacroBuilder &Builder, StringRef File)
static void	AddImplicitIncludePCH (MacroBuilder &Builder, Preprocessor &PP, const PCHContainerReader &PCHContainerRdr, StringRef ImplicitIncludePCH)
	Add an implicit #include using the original file used to generate a PCH file. More...
template<typename T >
static T	PickFP (const llvm::fltSemantics *Sem, T IEEEHalfVal, T IEEESingleVal, T IEEEDoubleVal, T X87DoubleExtendedVal, T PPCDoubleDoubleVal, T IEEEQuadVal)
	PickFP - This is used to pick a value based on the FP semantics of the specified FP model. More...
static void	DefineFloatMacros (MacroBuilder &Builder, StringRef Prefix, const llvm::fltSemantics *Sem, StringRef Ext)
static void	DefineTypeSize (const Twine &MacroName, unsigned TypeWidth, StringRef ValSuffix, bool isSigned, MacroBuilder &Builder)
	DefineTypeSize - Emit a macro to the predefines buffer that declares a macro named MacroName with the max value for a type with width 'TypeWidth' a signedness of 'isSigned' and with a value suffix of 'ValSuffix' (e.g. More...
static void	DefineTypeSize (const Twine &MacroName, TargetInfo::IntType Ty, const TargetInfo &TI, MacroBuilder &Builder)
	DefineTypeSize - An overloaded helper that uses TargetInfo to determine the width, suffix, and signedness of the given type. More...
static void	DefineFmt (const Twine &Prefix, TargetInfo::IntType Ty, const TargetInfo &TI, MacroBuilder &Builder)
static void	DefineType (const Twine &MacroName, TargetInfo::IntType Ty, MacroBuilder &Builder)
static void	DefineTypeWidth (const Twine &MacroName, TargetInfo::IntType Ty, const TargetInfo &TI, MacroBuilder &Builder)
static void	DefineTypeSizeof (StringRef MacroName, unsigned BitWidth, const TargetInfo &TI, MacroBuilder &Builder)
static void	DefineTypeSizeAndWidth (const Twine &Prefix, TargetInfo::IntType Ty, const TargetInfo &TI, MacroBuilder &Builder)
static void	DefineExactWidthIntType (TargetInfo::IntType Ty, const TargetInfo &TI, MacroBuilder &Builder)
static void	DefineExactWidthIntTypeSize (TargetInfo::IntType Ty, const TargetInfo &TI, MacroBuilder &Builder)
static void	DefineLeastWidthIntType (unsigned TypeWidth, bool IsSigned, const TargetInfo &TI, MacroBuilder &Builder)
static void	DefineFastIntType (unsigned TypeWidth, bool IsSigned, const TargetInfo &TI, MacroBuilder &Builder)
static const char *	getLockFreeValue (unsigned TypeWidth, const TargetInfo &TI)
	Get the value the ATOMIC_*_LOCK_FREE macro should have for a type with the specified properties. More...
static void	AddObjCXXARCLibstdcxxDefines (const LangOptions &LangOpts, MacroBuilder &Builder)
	Add definitions required for a smooth interaction between Objective-C++ automated reference counting and libstdc++ (4.2). More...
static void	InitializeStandardPredefinedMacros (const TargetInfo &TI, const LangOptions &LangOpts, const FrontendOptions &FEOpts, MacroBuilder &Builder)
static void	InitializeCPlusPlusFeatureTestMacros (const LangOptions &LangOpts, MacroBuilder &Builder)
	Initialize the predefined C++ language feature test macros defined in ISO/IEC JTC1/SC22/WG21 (C++) SD-6: "SG10 Feature Test Recommendations". More...
void	InitializeOpenCLFeatureTestMacros (const TargetInfo &TI, const LangOptions &Opts, MacroBuilder &Builder)
	InitializeOpenCLFeatureTestMacros - Define OpenCL macros based on target settings and language version. More...
static void	InitializePredefinedMacros (const TargetInfo &TI, const LangOptions &LangOpts, const FrontendOptions &FEOpts, const PreprocessorOptions &PPOpts, MacroBuilder &Builder)

Macro Definition Documentation

DEFINE_LOCK_FREE_MACRO

#define DEFINE_LOCK_FREE_MACRO	(		TYPE,
			Type
	)

Value:

  Builder.defineMacro(Prefix + #TYPE "_LOCK_FREE",                             \
                      getLockFreeValue(TI.get##Type##Width(), TI));

OPENCL_GENERIC_EXTENSION

#define OPENCL_GENERIC_EXTENSION	(		Ext,
			...
	)		defineOpenCLExtMacro(#Ext, __VA_ARGS__);

TOSTR

#define TOSTR

(

X

)

TOSTR2(X)

TOSTR2

#define TOSTR2

(

X

)

#X

Function Documentation

AddImplicitInclude()

static void AddImplicitInclude ( MacroBuilder &  Builder, StringRef  File  )

static

AddImplicitInclude - Add an implicit #include of the specified file to the predefines buffer.

As these includes are generated by -include arguments the header search logic is going to search relatively to the current working directory.

Definition at line 70 of file InitPreprocessor.cpp.

AddImplicitIncludeMacros()

static void AddImplicitIncludeMacros ( MacroBuilder &  Builder, StringRef  File  )

static

Definition at line 74 of file InitPreprocessor.cpp.

AddImplicitIncludePCH()

static void AddImplicitIncludePCH ( MacroBuilder &  Builder, Preprocessor &  PP, const PCHContainerReader &  PCHContainerRdr, StringRef  ImplicitIncludePCH  )

static

Add an implicit #include using the original file used to generate a PCH file.

Definition at line 82 of file InitPreprocessor.cpp.

AddObjCXXARCLibstdcxxDefines()

static void AddObjCXXARCLibstdcxxDefines ( const LangOptions &  LangOpts, MacroBuilder &  Builder  )

static

Add definitions required for a smooth interaction between Objective-C++ automated reference counting and libstdc++ (4.2).

Definition at line 316 of file InitPreprocessor.cpp.

DefineBuiltinMacro()

static void DefineBuiltinMacro ( MacroBuilder &  Builder, StringRef  Macro, DiagnosticsEngine &  Diags  )

static

Definition at line 41 of file InitPreprocessor.cpp.

DefineExactWidthIntType()

static void DefineExactWidthIntType ( TargetInfo::IntType  Ty, const TargetInfo &  TI, MacroBuilder &  Builder  )

static

Definition at line 220 of file InitPreprocessor.cpp.

DefineExactWidthIntTypeSize()

static void DefineExactWidthIntTypeSize ( TargetInfo::IntType  Ty, const TargetInfo &  TI, MacroBuilder &  Builder  )

static

Definition at line 245 of file InitPreprocessor.cpp.

DefineFastIntType()

static void DefineFastIntType ( unsigned  TypeWidth, bool  IsSigned, const TargetInfo &  TI, MacroBuilder &  Builder  )

static

Definition at line 280 of file InitPreprocessor.cpp.

DefineFloatMacros()

static void DefineFloatMacros ( MacroBuilder &  Builder, StringRef  Prefix, const llvm::fltSemantics *  Sem, StringRef  Ext  )

static

Definition at line 114 of file InitPreprocessor.cpp.

DefineFmt()

static void DefineFmt ( const Twine &  Prefix, TargetInfo::IntType  Ty, const TargetInfo &  TI, MacroBuilder &  Builder  )

static

Definition at line 184 of file InitPreprocessor.cpp.

DefineLeastWidthIntType()

static void DefineLeastWidthIntType ( unsigned  TypeWidth, bool  IsSigned, const TargetInfo &  TI, MacroBuilder &  Builder  )

static

Definition at line 262 of file InitPreprocessor.cpp.

DefineType()

static void DefineType ( const Twine &  MacroName, TargetInfo::IntType  Ty, MacroBuilder &  Builder  )

static

Definition at line 194 of file InitPreprocessor.cpp.

DefineTypeSize() [1/2]

static void DefineTypeSize ( const Twine &  MacroName, TargetInfo::IntType  Ty, const TargetInfo &  TI, MacroBuilder &  Builder  )

static

DefineTypeSize - An overloaded helper that uses TargetInfo to determine the width, suffix, and signedness of the given type.

Definition at line 178 of file InitPreprocessor.cpp.

DefineTypeSize() [2/2]

static void DefineTypeSize ( const Twine &  MacroName, unsigned  TypeWidth, StringRef  ValSuffix, bool  isSigned, MacroBuilder &  Builder  )

static

DefineTypeSize - Emit a macro to the predefines buffer that declares a macro named MacroName with the max value for a type with width 'TypeWidth' a signedness of 'isSigned' and with a value suffix of 'ValSuffix' (e.g.

LL).

Definition at line 168 of file InitPreprocessor.cpp.

DefineTypeSizeAndWidth()

static void DefineTypeSizeAndWidth ( const Twine &  Prefix, TargetInfo::IntType  Ty, const TargetInfo &  TI, MacroBuilder &  Builder  )

static

Definition at line 213 of file InitPreprocessor.cpp.

DefineTypeSizeof()

static void DefineTypeSizeof ( StringRef  MacroName, unsigned  BitWidth, const TargetInfo &  TI, MacroBuilder &  Builder  )

static

Definition at line 204 of file InitPreprocessor.cpp.

DefineTypeWidth()

static void DefineTypeWidth ( const Twine &  MacroName, TargetInfo::IntType  Ty, const TargetInfo &  TI, MacroBuilder &  Builder  )

static

Definition at line 199 of file InitPreprocessor.cpp.

getLockFreeValue()

static const char* getLockFreeValue ( unsigned  TypeWidth, const TargetInfo &  TI  )

static

Get the value the ATOMIC_*_LOCK_FREE macro should have for a type with the specified properties.

Definition at line 302 of file InitPreprocessor.cpp.

References clang::TargetInfo::hasBuiltinAtomic().

InitializeCPlusPlusFeatureTestMacros()

static void InitializeCPlusPlusFeatureTestMacros ( const LangOptions &  LangOpts, MacroBuilder &  Builder  )

static

Initialize the predefined C++ language feature test macros defined in ISO/IEC JTC1/SC22/WG21 (C++) SD-6: "SG10 Feature Test Recommendations".

Definition at line 594 of file InitPreprocessor.cpp.

InitializeOpenCLFeatureTestMacros()

void InitializeOpenCLFeatureTestMacros	(	const TargetInfo &	TI,
		const LangOptions &	Opts,
		MacroBuilder &	Builder
	)

InitializeOpenCLFeatureTestMacros - Define OpenCL macros based on target settings and language version.

Definition at line 718 of file InitPreprocessor.cpp.

InitializePredefinedMacros()

static void InitializePredefinedMacros ( const TargetInfo &  TI, const LangOptions &  LangOpts, const FrontendOptions &  FEOpts, const PreprocessorOptions &  PPOpts, MacroBuilder &  Builder  )

static

Definition at line 739 of file InitPreprocessor.cpp.

InitializeStandardPredefinedMacros()

static void InitializeStandardPredefinedMacros ( const TargetInfo &  TI, const LangOptions &  LangOpts, const FrontendOptions &  FEOpts, MacroBuilder &  Builder  )

static

Definition at line 371 of file InitPreprocessor.cpp.

MacroBodyEndsInBackslash()

static bool MacroBodyEndsInBackslash ( StringRef  MacroBody )

static

Definition at line 32 of file InitPreprocessor.cpp.

References clang::isWhitespace().

PickFP()

template<typename T >

static T PickFP ( const llvm::fltSemantics *  Sem, T  IEEEHalfVal, T  IEEESingleVal, T  IEEEDoubleVal, T  X87DoubleExtendedVal, T  PPCDoubleDoubleVal, T  IEEEQuadVal  )

static

PickFP - This is used to pick a value based on the FP semantics of the specified FP model.

Definition at line 97 of file InitPreprocessor.cpp.