27 #include "llvm/ADT/APFloat.h"
28 #include "llvm/Support/FileSystem.h"
29 #include "llvm/Support/MemoryBuffer.h"
30 #include "llvm/Support/Path.h"
31 using namespace clang;
34 while (!MacroBody.empty() &&
isWhitespace(MacroBody.back()))
35 MacroBody = MacroBody.drop_back();
36 return !MacroBody.empty() && MacroBody.back() ==
'\\';
44 std::pair<StringRef, StringRef> MacroPair = Macro.split(
'=');
45 StringRef MacroName = MacroPair.first;
46 StringRef MacroBody = MacroPair.second;
47 if (MacroName.size() != Macro.size()) {
49 StringRef::size_type
End = MacroBody.find_first_of(
"\n\r");
50 if (End != StringRef::npos)
51 Diags.
Report(diag::warn_fe_macro_contains_embedded_newline)
53 MacroBody = MacroBody.substr(0, End);
58 Builder.
defineMacro(MacroName, Twine(MacroBody) +
"\\\n");
72 Builder.
append(Twine(
"#include \"") + File +
"\"");
76 Builder.
append(Twine(
"#__include_macros \"") + File +
"\"");
84 StringRef ImplicitIncludePTH) {
91 << ImplicitIncludePTH;
102 StringRef ImplicitIncludePCH) {
103 std::string OriginalFile =
106 if (OriginalFile.empty())
114 template <
typename T>
115 static T
PickFP(
const llvm::fltSemantics *Sem, T IEEESingleVal,
116 T IEEEDoubleVal, T X87DoubleExtendedVal, T PPCDoubleDoubleVal,
118 if (Sem == (
const llvm::fltSemantics*)&llvm::APFloat::IEEEsingle)
119 return IEEESingleVal;
120 if (Sem == (
const llvm::fltSemantics*)&llvm::APFloat::IEEEdouble)
121 return IEEEDoubleVal;
122 if (Sem == (
const llvm::fltSemantics*)&llvm::APFloat::x87DoubleExtended)
123 return X87DoubleExtendedVal;
124 if (Sem == (
const llvm::fltSemantics*)&llvm::APFloat::PPCDoubleDouble)
125 return PPCDoubleDoubleVal;
126 assert(Sem == (
const llvm::fltSemantics*)&llvm::APFloat::IEEEquad);
131 const llvm::fltSemantics *Sem, StringRef Ext) {
132 const char *DenormMin, *Epsilon, *Max, *Min;
133 DenormMin =
PickFP(Sem,
"1.40129846e-45",
"4.9406564584124654e-324",
134 "3.64519953188247460253e-4951",
135 "4.94065645841246544176568792868221e-324",
136 "6.47517511943802511092443895822764655e-4966");
137 int Digits =
PickFP(Sem, 6, 15, 18, 31, 33);
138 int DecimalDigits =
PickFP(Sem, 9, 17, 21, 33, 36);
139 Epsilon =
PickFP(Sem,
"1.19209290e-7",
"2.2204460492503131e-16",
140 "1.08420217248550443401e-19",
141 "4.94065645841246544176568792868221e-324",
142 "1.92592994438723585305597794258492732e-34");
143 int MantissaDigits =
PickFP(Sem, 24, 53, 64, 106, 113);
144 int Min10Exp =
PickFP(Sem, -37, -307, -4931, -291, -4931);
145 int Max10Exp =
PickFP(Sem, 38, 308, 4932, 308, 4932);
146 int MinExp =
PickFP(Sem, -125, -1021, -16381, -968, -16381);
147 int MaxExp =
PickFP(Sem, 128, 1024, 16384, 1024, 16384);
148 Min =
PickFP(Sem,
"1.17549435e-38",
"2.2250738585072014e-308",
149 "3.36210314311209350626e-4932",
150 "2.00416836000897277799610805135016e-292",
151 "3.36210314311209350626267781732175260e-4932");
152 Max =
PickFP(Sem,
"3.40282347e+38",
"1.7976931348623157e+308",
153 "1.18973149535723176502e+4932",
154 "1.79769313486231580793728971405301e+308",
155 "1.18973149535723176508575932662800702e+4932");
162 Builder.
defineMacro(DefPrefix +
"DENORM_MIN__", Twine(DenormMin)+Ext);
164 Builder.
defineMacro(DefPrefix +
"DIG__", Twine(Digits));
165 Builder.
defineMacro(DefPrefix +
"DECIMAL_DIG__", Twine(DecimalDigits));
166 Builder.
defineMacro(DefPrefix +
"EPSILON__", Twine(Epsilon)+Ext);
168 Builder.
defineMacro(DefPrefix +
"HAS_QUIET_NAN__");
169 Builder.
defineMacro(DefPrefix +
"MANT_DIG__", Twine(MantissaDigits));
171 Builder.
defineMacro(DefPrefix +
"MAX_10_EXP__", Twine(Max10Exp));
172 Builder.
defineMacro(DefPrefix +
"MAX_EXP__", Twine(MaxExp));
173 Builder.
defineMacro(DefPrefix +
"MAX__", Twine(Max)+Ext);
175 Builder.
defineMacro(DefPrefix +
"MIN_10_EXP__",
"("+Twine(Min10Exp)+
")");
176 Builder.
defineMacro(DefPrefix +
"MIN_EXP__",
"("+Twine(MinExp)+
")");
177 Builder.
defineMacro(DefPrefix +
"MIN__", Twine(Min)+Ext);
185 StringRef ValSuffix,
bool isSigned,
187 llvm::APInt MaxVal = isSigned ? llvm::APInt::getSignedMaxValue(TypeWidth)
188 : llvm::APInt::getMaxValue(TypeWidth);
189 Builder.
defineMacro(MacroName, MaxVal.toString(10, isSigned) + ValSuffix);
204 for (
const char *Fmt = IsSigned ?
"di" :
"ouxX"; *Fmt; ++Fmt) {
205 Builder.
defineMacro(Prefix +
"_FMT" + Twine(*Fmt) +
"__",
206 Twine(
"\"") + FmtModifier + Twine(*Fmt) +
"\"");
237 const char *Prefix = IsSigned ?
"__INT" :
"__UINT";
239 DefineType(Prefix + Twine(TypeWidth) +
"_TYPE__", Ty, Builder);
240 DefineFmt(Prefix + Twine(TypeWidth), Ty, TI, Builder);
243 Builder.
defineMacro(Prefix + Twine(TypeWidth) +
"_C_SUFFIX__", ConstSuffix);
257 const char *Prefix = IsSigned ?
"__INT" :
"__UINT";
258 DefineTypeSize(Prefix + Twine(TypeWidth) +
"_MAX__", Ty, TI, Builder);
268 const char *Prefix = IsSigned ?
"__INT_LEAST" :
"__UINT_LEAST";
269 DefineType(Prefix + Twine(TypeWidth) +
"_TYPE__", Ty, Builder);
270 DefineTypeSize(Prefix + Twine(TypeWidth) +
"_MAX__", Ty, TI, Builder);
271 DefineFmt(Prefix + Twine(TypeWidth), Ty, TI, Builder);
282 const char *Prefix = IsSigned ?
"__INT_FAST" :
"__UINT_FAST";
283 DefineType(Prefix + Twine(TypeWidth) +
"_TYPE__", Ty, Builder);
284 DefineTypeSize(Prefix + Twine(TypeWidth) +
"_MAX__", Ty, TI, Builder);
286 DefineFmt(Prefix + Twine(TypeWidth), Ty, TI, Builder);
293 unsigned InlineWidth) {
296 if (TypeWidth == TypeAlign && (TypeWidth & (TypeWidth - 1)) == 0 &&
297 TypeWidth <= InlineWidth)
308 Builder.
defineMacro(
"_GLIBCXX_PREDEFINED_OBJC_ARC_IS_SCALAR");
317 llvm::raw_string_ostream Out(Result);
319 Out <<
"namespace std {\n"
321 <<
"struct __true_type;\n"
322 <<
"struct __false_type;\n"
325 Out <<
"template<typename _Tp> struct __is_scalar;\n"
328 if (LangOpts.ObjCAutoRefCount) {
329 Out <<
"template<typename _Tp>\n"
330 <<
"struct __is_scalar<__attribute__((objc_ownership(strong))) _Tp> {\n"
331 <<
" enum { __value = 0 };\n"
332 <<
" typedef __false_type __type;\n"
337 if (LangOpts.ObjCWeak) {
338 Out <<
"template<typename _Tp>\n"
339 <<
"struct __is_scalar<__attribute__((objc_ownership(weak))) _Tp> {\n"
340 <<
" enum { __value = 0 };\n"
341 <<
" typedef __false_type __type;\n"
346 if (LangOpts.ObjCAutoRefCount) {
347 Out <<
"template<typename _Tp>\n"
348 <<
"struct __is_scalar<__attribute__((objc_ownership(autoreleasing)))"
350 <<
" enum { __value = 0 };\n"
351 <<
" typedef __false_type __type;\n"
365 if (!LangOpts.MSVCCompat && !LangOpts.TraditionalCPP)
367 if (LangOpts.Freestanding)
372 if (!LangOpts.CPlusPlus) {
374 Builder.
defineMacro(
"__STDC_VERSION__",
"201112L");
375 else if (LangOpts.C99)
376 Builder.
defineMacro(
"__STDC_VERSION__",
"199901L");
377 else if (!LangOpts.GNUMode && LangOpts.Digraphs)
378 Builder.
defineMacro(
"__STDC_VERSION__",
"199409L");
381 if (LangOpts.CPlusPlus1z)
386 else if (LangOpts.CPlusPlus14)
391 else if (LangOpts.CPlusPlus11)
412 if (LangOpts.AsmPreprocessor)
425 if (LangOpts.CXXExceptions)
429 if (LangOpts.CPlusPlus11) {
430 Builder.
defineMacro(
"__cpp_unicode_characters",
"200704");
431 Builder.
defineMacro(
"__cpp_raw_strings",
"200710");
432 Builder.
defineMacro(
"__cpp_unicode_literals",
"200710");
433 Builder.
defineMacro(
"__cpp_user_defined_literals",
"200809");
436 LangOpts.CPlusPlus14 ?
"201304" :
"200704");
437 Builder.
defineMacro(
"__cpp_range_based_for",
"200907");
438 Builder.
defineMacro(
"__cpp_static_assert",
"200410");
441 Builder.
defineMacro(
"__cpp_rvalue_references",
"200610");
442 Builder.
defineMacro(
"__cpp_variadic_templates",
"200704");
443 Builder.
defineMacro(
"__cpp_initializer_lists",
"200806");
444 Builder.
defineMacro(
"__cpp_delegating_constructors",
"200604");
446 Builder.
defineMacro(
"__cpp_inheriting_constructors",
"200802");
447 Builder.
defineMacro(
"__cpp_ref_qualifiers",
"200710");
448 Builder.
defineMacro(
"__cpp_alias_templates",
"200704");
452 if (LangOpts.CPlusPlus14) {
453 Builder.
defineMacro(
"__cpp_binary_literals",
"201304");
454 Builder.
defineMacro(
"__cpp_digit_separators",
"201309");
455 Builder.
defineMacro(
"__cpp_init_captures",
"201304");
456 Builder.
defineMacro(
"__cpp_generic_lambdas",
"201304");
457 Builder.
defineMacro(
"__cpp_decltype_auto",
"201304");
458 Builder.
defineMacro(
"__cpp_return_type_deduction",
"201304");
459 Builder.
defineMacro(
"__cpp_aggregate_nsdmi",
"201304");
460 Builder.
defineMacro(
"__cpp_variable_templates",
"201304");
462 if (LangOpts.SizedDeallocation)
463 Builder.
defineMacro(
"__cpp_sized_deallocation",
"201309");
464 if (LangOpts.ConceptsTS)
465 Builder.
defineMacro(
"__cpp_experimental_concepts",
"1");
466 if (LangOpts.Coroutines)
478 #define TOSTR(X) TOSTR2(X)
481 #ifdef CLANG_VERSION_PATCHLEVEL
482 Builder.
defineMacro(
"__clang_patchlevel__",
TOSTR(CLANG_VERSION_PATCHLEVEL));
491 if (!LangOpts.MSVCCompat) {
509 Builder.
defineMacro(
"__PRAGMA_REDEFINE_EXTNAME",
"1");
514 Builder.
defineMacro(
"__VERSION__",
"\"4.2.1 Compatible " +
520 if (!LangOpts.GNUMode && !LangOpts.MSVCCompat)
523 if (!LangOpts.MSVCCompat && LangOpts.CPlusPlus11)
526 if (LangOpts.ObjC1) {
530 if (LangOpts.ObjCExceptions)
545 minor = tuple.
getMinor().getValue();
547 unsigned subminor = 0;
552 Twine(tuple.
getMajor() * 10000 + minor * 100 +
556 Builder.
defineMacro(
"IBOutlet",
"__attribute__((iboutlet))");
557 Builder.
defineMacro(
"IBOutletCollection(ClassName)",
558 "__attribute__((iboutletcollection(ClassName)))");
559 Builder.
defineMacro(
"IBAction",
"void)__attribute__((ibaction)");
564 if (LangOpts.CPlusPlus)
569 if (!LangOpts.NoConstantCFStrings)
575 if (LangOpts.PascalStrings)
578 if (LangOpts.Blocks) {
579 Builder.
defineMacro(
"__block",
"__attribute__((__blocks__(byref)))");
583 if (!LangOpts.MSVCCompat && LangOpts.Exceptions)
585 if (!LangOpts.MSVCCompat && LangOpts.RTTI)
587 if (LangOpts.SjLjExceptions)
590 if (LangOpts.Deprecated)
593 if (!LangOpts.MSVCCompat && LangOpts.CPlusPlus) {
596 Builder.
defineMacro(
"__private_extern__",
"extern");
599 if (LangOpts.MicrosoftExt) {
600 if (LangOpts.WChar) {
607 if (LangOpts.Optimize)
609 if (LangOpts.OptimizeSize)
612 if (LangOpts.FastMath)
622 Builder.
defineMacro(
"__ORDER_LITTLE_ENDIAN__",
"1234");
623 Builder.
defineMacro(
"__ORDER_BIG_ENDIAN__",
"4321");
624 Builder.
defineMacro(
"__ORDER_PDP_ENDIAN__",
"3412");
626 Builder.
defineMacro(
"__BYTE_ORDER__",
"__ORDER_BIG_ENDIAN__");
629 Builder.
defineMacro(
"__BYTE_ORDER__",
"__ORDER_LITTLE_ENDIAN__");
646 assert(TI.
getCharWidth() == 8 &&
"Only support 8-bit char so far");
726 if (!LangOpts.CharIsSigned)
797 Builder.
defineMacro(
"__USER_LABEL_PREFIX__", Prefix);
799 if (LangOpts.FastMath || LangOpts.FiniteMathOnly)
804 if (!LangOpts.MSVCCompat) {
805 if (LangOpts.GNUInline || LangOpts.CPlusPlus)
812 Builder.
defineMacro(
"__GCC_ATOMIC_TEST_AND_SET_TRUEVAL",
"1");
816 #define DEFINE_LOCK_FREE_MACRO(TYPE, Type) \
817 Builder.defineMacro("__GCC_ATOMIC_" #TYPE "_LOCK_FREE", \
818 getLockFreeValue(TI.get##Type##Width(), \
819 TI.get##Type##Align(), \
830 Builder.
defineMacro(
"__GCC_ATOMIC_POINTER_LOCK_FREE",
834 #undef DEFINE_LOCK_FREE_MACRO
837 if (LangOpts.NoInlineDefine)
840 if (
unsigned PICLevel = LangOpts.PICLevel) {
844 if (
unsigned PIELevel = LangOpts.PIELevel) {
852 Builder.
defineMacro(
"__DECIMAL_DIG__",
"__LDBL_DECIMAL_DIG__");
865 if (LangOpts.FastRelaxedMath)
870 Builder.
defineMacro(
"__weak",
"__attribute__((objc_gc(weak)))");
871 Builder.
defineMacro(
"__strong",
"__attribute__((objc_gc(strong)))");
874 }
else if (LangOpts.ObjC1) {
875 Builder.
defineMacro(
"__weak",
"__attribute__((objc_ownership(weak)))");
876 Builder.
defineMacro(
"__strong",
"__attribute__((objc_ownership(strong)))");
878 "__attribute__((objc_ownership(autoreleasing)))");
880 "__attribute__((objc_ownership(none)))");
887 Builder.
defineMacro(
"__null_unspecified",
"_Null_unspecified");
892 if (LangOpts.OpenMP) {
902 if (LangOpts.CUDAIsDevice) {
920 std::string PredefineBuffer;
921 PredefineBuffer.reserve(4080);
922 llvm::raw_string_ostream Predefines(PredefineBuffer);
929 Builder.
append(
"# 1 \"<built-in>\" 3");
941 if (LangOpts.ObjC1 && LangOpts.CPlusPlus &&
942 (LangOpts.ObjCAutoRefCount || LangOpts.ObjCWeak)) {
964 Builder.
append(
"# 1 \"<command line>\" 1");
967 for (
unsigned i = 0, e = InitOpts.
Macros.size(); i != e; ++i) {
968 if (InitOpts.
Macros[i].second)
977 for (
unsigned i = 0, e = InitOpts.
MacroIncludes.size(); i != e; ++i)
988 for (
unsigned i = 0, e = InitOpts.
Includes.size(); i != e; ++i) {
989 const std::string &Path = InitOpts.
Includes[i];
995 Builder.
append(
"# 1 \"<built-in>\" 2");
std::vector< std::pair< std::string, bool > > Macros
Defines the clang::MacroBuilder utility class.
Represents a version number in the form major[.minor[.subminor[.build]]].
Defines the clang::FileManager interface and associated types.
static LLVM_READONLY bool isWhitespace(unsigned char c)
Return true if this character is horizontal or vertical ASCII whitespace: ' ', '\t', '\f', '\v', '\n', '\r'.
Defines the SourceManager interface.
static void DefineFmt(const Twine &Prefix, TargetInfo::IntType Ty, const TargetInfo &TI, MacroBuilder &Builder)
IntType getSizeType() const
std::vector< std::string > Includes
Optional< unsigned > getMinor() const
Retrieve the minor version number, if provided.
IntType getWIntType() const
static void AddImplicitIncludeMacros(MacroBuilder &Builder, StringRef File)
StringRef getOriginalSourceFile()
Retrieve the name of the original source file name for the primary module file.
DiagnosticBuilder Report(SourceLocation Loc, unsigned DiagID)
Issue the message to the client.
PreprocessorOptions - This class is used for passing the various options used in preprocessor initial...
std::string ImplicitPTHInclude
The implicit PTH input included at the start of the translation unit, or empty.
static void DefineTypeSizeof(StringRef MacroName, unsigned BitWidth, const TargetInfo &TI, MacroBuilder &Builder)
unsigned getLongDoubleWidth() const
getLongDoubleWidth/Align/Format - Return the size/align/format of 'long double'.
void setPredefines(const char *P)
Set the predefines for this Preprocessor.
unsigned getFloatWidth() const
getFloatWidth/Align/Format - Return the size/align/format of 'float'.
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.
static void AddObjCXXARCLibstdcxxDefines(const LangOptions &LangOpts, MacroBuilder &Builder)
Add definitions required for a smooth interaction between Objective-C++ automated reference counting ...
unsigned getDoubleWidth() const
getDoubleWidth/Align/Format - Return the size/align/format of 'double'.
const char * getTypeConstantSuffix(IntType T) const
Return the constant suffix for the specified integer type enum.
void undefineMacro(const Twine &Name)
Append a #undef line for Name.
const LangOptions & getLangOpts() const
Keeps track of the various options that can be enabled, which controls the dialect of C or C++ that i...
FileManager & getFileManager() const
static bool isTypeSigned(IntType T)
Returns true if the type is signed; false otherwise.
virtual unsigned getFloatEvalMethod() const
Return the value for the C99 FLT_EVAL_METHOD macro.
const llvm::fltSemantics & getDoubleFormat() const
IntType getIntMaxType() const
Concrete class used by the front-end to report problems and issues.
static void InitializePredefinedMacros(const TargetInfo &TI, const LangOptions &LangOpts, const FrontendOptions &FEOpts, MacroBuilder &Builder)
void append(const Twine &Str)
Directly append Str and a newline to the underlying buffer.
static void DefineType(const Twine &MacroName, TargetInfo::IntType Ty, MacroBuilder &Builder)
const char * getOriginalSourceFile() const
getOriginalSourceFile - Return the full path to the original header file name that was used to genera...
static void DefineFloatMacros(MacroBuilder &Builder, StringRef Prefix, const llvm::fltSemantics *Sem, StringRef Ext)
static void AddImplicitInclude(MacroBuilder &Builder, StringRef File)
AddImplicitInclude - Add an implicit #include of the specified file to the predefines buffer...
const TargetInfo & getTargetInfo() const
static void DefineExactWidthIntTypeSize(TargetInfo::IntType Ty, const TargetInfo &TI, MacroBuilder &Builder)
This abstract interface provides operations for unwrapping containers for serialized ASTs (precompile...
static void DefineExactWidthIntType(TargetInfo::IntType Ty, const TargetInfo &TI, MacroBuilder &Builder)
unsigned UsePredefines
Initialize the preprocessor with the compiler and target specific predefines.
unsigned getTypeWidth(IntType T) const
Return the width (in bits) of the specified integer type enum.
Exposes information about the current target.
static void DefineLeastWidthIntType(unsigned TypeWidth, bool IsSigned, const TargetInfo &TI, MacroBuilder &Builder)
bool isNeXTFamily() const
Is this runtime basically of the NeXT family of runtimes?
const char * getUserLabelPrefix() const
Returns the default value of the USER_LABEL_PREFIX macro, which is the prefix given to user symbols b...
IntType getIntPtrType() const
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...
const llvm::fltSemantics & getFloatFormat() const
Defines version macros and version-related utility functions for Clang.
Defines the clang::Preprocessor interface.
IntType getUInt64Type() const
clang::ObjCRuntime ObjCRuntime
The result type of a method or function.
IntType getChar32Type() const
static const char * getTypeName(IntType T)
Return the user string for the specified integer type enum.
IntType getUIntPtrType() const
static const char * getLockFreeValue(unsigned TypeWidth, unsigned TypeAlign, unsigned InlineWidth)
Get the value the ATOMIC_*_LOCK_FREE macro should have for a type with the specified properties...
static bool MacroBodyEndsInBackslash(StringRef MacroBody)
bool isNonFragile() const
Does this runtime follow the set of implied behaviors for a "non-fragile" ABI?
uint64_t getPointerAlign(unsigned AddrSpace) const
static void DefineFastIntType(unsigned TypeWidth, bool IsSigned, const TargetInfo &TI, MacroBuilder &Builder)
static void InitializeStandardPredefinedMacros(const TargetInfo &TI, const LangOptions &LangOpts, const FrontendOptions &FEOpts, MacroBuilder &Builder)
static void DefineBuiltinMacro(MacroBuilder &Builder, StringRef Macro, DiagnosticsEngine &Diags)
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...
std::string ImplicitPCHInclude
The implicit PCH included at the start of the translation unit, or empty.
'objfw' is the Objective-C runtime included in ObjFW
IntType getSigAtomicType() const
static void AddImplicitIncludePTH(MacroBuilder &Builder, Preprocessor &PP, StringRef ImplicitIncludePTH)
AddImplicitIncludePTH - Add an implicit #include using the original file used to generate a PTH cache...
const TargetInfo * getAuxTargetInfo() const
std::string getClangFullRepositoryVersion()
Retrieves the full repository version that is an amalgamation of the information in getClangRepositor...
unsigned getMajor() const
Retrieve the major version number.
IntType getUIntMaxType() const
const VersionTuple & getVersion() const
DiagnosticsEngine & getDiagnostics() const
std::vector< std::string > MacroIncludes
IntType getWCharType() const
IntType
===-— Target Data Type Query Methods ----------------------------—===//
const llvm::fltSemantics & getLongDoubleFormat() const
static const char * getTypeFormatModifier(IntType T)
Return the printf format modifier for the specified integer type enum.
frontend::ActionKind ProgramAction
The frontend action to perform.
unsigned getCharWidth() const
unsigned getShortWidth() const
Return the size of 'signed short' and 'unsigned short' for this target, in bits.
virtual IntType getLeastIntTypeByWidth(unsigned BitWidth, bool IsSigned) const
Return the smallest integer type with at least the specified width.
const llvm::Triple & getTriple() const
Returns the target triple of the primary target.
virtual bool hasInt128Type() const
Determine whether the __int128 type is supported on this target.
unsigned getMaxAtomicInlineWidth() const
Return the maximum width lock-free atomic operation which can be inlined given the supported features...
FrontendOptions - Options for controlling the behavior of the frontend.
#define DEFINE_LOCK_FREE_MACRO(TYPE, Type)
virtual void getTargetDefines(const LangOptions &Opts, MacroBuilder &Builder) const =0
===-— Other target property query methods --------------------——===//
Optional< unsigned > getSubminor() const
Retrieve the subminor version number, if provided.
ObjCXXARCStandardLibraryKind ObjCXXARCStandardLibrary
The Objective-C++ ARC standard library that we should support, by providing appropriate definitions t...
unsigned getIntWidth() const
getIntWidth/Align - Return the size of 'signed int' and 'unsigned int' for this target, in bits.
unsigned getLongLongWidth() const
getLongLongWidth/Align - Return the size of 'signed long long' and 'unsigned long long' for this targ...
std::string getClangFullCPPVersion()
Retrieves a string representing the complete clang version suitable for use in the CPP VERSION macro...
uint64_t getPointerWidth(unsigned AddrSpace) const
Return the width of pointers on this target, for the specified address space.
BoundNodesTreeBuilder *const Builder
void InitializePreprocessor(Preprocessor &PP, const PreprocessorOptions &PPOpts, const PCHContainerReader &PCHContainerRdr, const FrontendOptions &FEOpts)
InitializePreprocessor - Initialize the preprocessor getting it and the environment ready to process ...
IntType getInt64Type() const
IntType getChar16Type() const
Run one or more source code analyses.
unsigned getLongWidth() const
getLongWidth/Align - Return the size of 'signed long' and 'unsigned long' for this target...
std::pair< unsigned, bool > PrecompiledPreambleBytes
If non-zero, the implicit PCH include is actually a precompiled preamble that covers this number of b...
Defines the clang::TargetInfo interface.
#define CLANG_VERSION_STRING
A string that describes the Clang version number, e.g., "1.0".
unsigned getSuitableAlign() const
Return the alignment that is suitable for storing any object with a fundamental alignment requirement...
void defineMacro(const Twine &Name, const Twine &Value="1")
Append a #define line for macro of the form "\#define Name Value\n".
void setSkipMainFilePreamble(unsigned Bytes, bool StartOfLine)
Instruct the preprocessor to skip part of the main source file.
static T PickFP(const llvm::fltSemantics *Sem, 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...
IntType getPtrDiffType(unsigned AddrSpace) const
PTHManager * getPTHManager()
static void DefineTypeWidth(StringRef MacroName, TargetInfo::IntType Ty, const TargetInfo &TI, MacroBuilder &Builder)
Engages in a tight little dance with the lexer to efficiently preprocess tokens.