diff options
Diffstat (limited to 'lib/Frontend/InitPreprocessor.cpp')
-rw-r--r-- | lib/Frontend/InitPreprocessor.cpp | 79 |
1 files changed, 47 insertions, 32 deletions
diff --git a/lib/Frontend/InitPreprocessor.cpp b/lib/Frontend/InitPreprocessor.cpp index 3906e2ae1b98..c27c33c530f6 100644 --- a/lib/Frontend/InitPreprocessor.cpp +++ b/lib/Frontend/InitPreprocessor.cpp @@ -24,6 +24,7 @@ #include "clang/Lex/PreprocessorOptions.h" #include "clang/Serialization/ASTReader.h" #include "llvm/ADT/APFloat.h" +#include "llvm/IR/DataLayout.h" using namespace clang; static bool MacroBodyEndsInBackslash(StringRef MacroBody) { @@ -437,17 +438,17 @@ static void InitializeStandardPredefinedMacros(const TargetInfo &TI, default: llvm_unreachable("Unsupported OpenCL version"); } - Builder.defineMacro("CL_VERSION_1_0", "100"); - Builder.defineMacro("CL_VERSION_1_1", "110"); - Builder.defineMacro("CL_VERSION_1_2", "120"); - Builder.defineMacro("CL_VERSION_2_0", "200"); + } + Builder.defineMacro("CL_VERSION_1_0", "100"); + Builder.defineMacro("CL_VERSION_1_1", "110"); + Builder.defineMacro("CL_VERSION_1_2", "120"); + Builder.defineMacro("CL_VERSION_2_0", "200"); - if (TI.isLittleEndian()) - Builder.defineMacro("__ENDIAN_LITTLE__"); + if (TI.isLittleEndian()) + Builder.defineMacro("__ENDIAN_LITTLE__"); - if (LangOpts.FastRelaxedMath) - Builder.defineMacro("__FAST_RELAXED_MATH__"); - } + if (LangOpts.FastRelaxedMath) + Builder.defineMacro("__FAST_RELAXED_MATH__"); } // Not "standard" per se, but available even with the -undef flag. if (LangOpts.AsmPreprocessor) @@ -480,6 +481,7 @@ static void InitializeCPlusPlusFeatureTestMacros(const LangOptions &LangOpts, Builder.defineMacro("__cpp_user_defined_literals", "200809L"); Builder.defineMacro("__cpp_lambdas", "200907L"); Builder.defineMacro("__cpp_constexpr", + LangOpts.CPlusPlus2a ? "201907L" : LangOpts.CPlusPlus17 ? "201603L" : LangOpts.CPlusPlus14 ? "201304L" : "200704"); Builder.defineMacro("__cpp_range_based_for", @@ -540,8 +542,11 @@ static void InitializeCPlusPlusFeatureTestMacros(const LangOptions &LangOpts, Builder.defineMacro("__cpp_template_template_args", "201611L"); // C++20 features. - if (LangOpts.CPlusPlus2a) + if (LangOpts.CPlusPlus2a) { Builder.defineMacro("__cpp_conditional_explicit", "201806L"); + Builder.defineMacro("__cpp_constexpr_dynamic_alloc", "201907L"); + Builder.defineMacro("__cpp_constinit", "201907L"); + } if (LangOpts.Char8) Builder.defineMacro("__cpp_char8_t", "201811L"); Builder.defineMacro("__cpp_impl_destroying_delete", "201806L"); @@ -556,6 +561,7 @@ static void InitializeCPlusPlusFeatureTestMacros(const LangOptions &LangOpts, static void InitializePredefinedMacros(const TargetInfo &TI, const LangOptions &LangOpts, const FrontendOptions &FEOpts, + const PreprocessorOptions &PPOpts, MacroBuilder &Builder) { // Compiler version introspection macros. Builder.defineMacro("__llvm__"); // LLVM Backend @@ -570,13 +576,22 @@ static void InitializePredefinedMacros(const TargetInfo &TI, Builder.defineMacro("__clang_version__", "\"" CLANG_VERSION_STRING " " + getClangFullRepositoryVersion() + "\""); - if (!LangOpts.MSVCCompat) { - // Currently claim to be compatible with GCC 4.2.1-5621, but only if we're - // not compiling for MSVC compatibility - Builder.defineMacro("__GNUC_MINOR__", "2"); - Builder.defineMacro("__GNUC_PATCHLEVEL__", "1"); - Builder.defineMacro("__GNUC__", "4"); + + if (LangOpts.GNUCVersion != 0) { + // Major, minor, patch, are given two decimal places each, so 4.2.1 becomes + // 40201. + unsigned GNUCMajor = LangOpts.GNUCVersion / 100 / 100; + unsigned GNUCMinor = LangOpts.GNUCVersion / 100 % 100; + unsigned GNUCPatch = LangOpts.GNUCVersion % 100; + Builder.defineMacro("__GNUC__", Twine(GNUCMajor)); + Builder.defineMacro("__GNUC_MINOR__", Twine(GNUCMinor)); + Builder.defineMacro("__GNUC_PATCHLEVEL__", Twine(GNUCPatch)); Builder.defineMacro("__GXX_ABI_VERSION", "1002"); + + if (LangOpts.CPlusPlus) { + Builder.defineMacro("__GNUG__", Twine(GNUCMajor)); + Builder.defineMacro("__GXX_WEAK__"); + } } // Define macros for the C11 / C++11 memory orderings @@ -615,7 +630,7 @@ static void InitializePredefinedMacros(const TargetInfo &TI, if (!LangOpts.GNUMode && !LangOpts.MSVCCompat) Builder.defineMacro("__STRICT_ANSI__"); - if (!LangOpts.MSVCCompat && LangOpts.CPlusPlus11) + if (LangOpts.GNUCVersion && LangOpts.CPlusPlus11) Builder.defineMacro("__GXX_EXPERIMENTAL_CXX0X__"); if (LangOpts.ObjC) { @@ -695,7 +710,7 @@ static void InitializePredefinedMacros(const TargetInfo &TI, if (!LangOpts.MSVCCompat && LangOpts.Exceptions) Builder.defineMacro("__EXCEPTIONS"); - if (!LangOpts.MSVCCompat && LangOpts.RTTI) + if (LangOpts.GNUCVersion && LangOpts.RTTI) Builder.defineMacro("__GXX_RTTI"); if (LangOpts.SjLjExceptions) @@ -709,11 +724,8 @@ static void InitializePredefinedMacros(const TargetInfo &TI, if (LangOpts.Deprecated) Builder.defineMacro("__DEPRECATED"); - if (!LangOpts.MSVCCompat && LangOpts.CPlusPlus) { - Builder.defineMacro("__GNUG__", "4"); - Builder.defineMacro("__GXX_WEAK__"); + if (!LangOpts.MSVCCompat && LangOpts.CPlusPlus) Builder.defineMacro("__private_extern__", "extern"); - } if (LangOpts.MicrosoftExt) { if (LangOpts.WChar) { @@ -923,7 +935,7 @@ static void InitializePredefinedMacros(const TargetInfo &TI, else Builder.defineMacro("__FINITE_MATH_ONLY__", "0"); - if (!LangOpts.MSVCCompat) { + if (LangOpts.GNUCVersion) { if (LangOpts.GNUInline || LangOpts.CPlusPlus) Builder.defineMacro("__GNUC_GNU_INLINE__"); else @@ -960,7 +972,7 @@ static void InitializePredefinedMacros(const TargetInfo &TI, #undef DEFINE_LOCK_FREE_MACRO }; addLockFreeMacros("__CLANG_ATOMIC_"); - if (!LangOpts.MSVCCompat) + if (LangOpts.GNUCVersion) addLockFreeMacros("__GCC_ATOMIC_"); if (LangOpts.NoInlineDefine) @@ -987,8 +999,7 @@ static void InitializePredefinedMacros(const TargetInfo &TI, else if (LangOpts.getStackProtector() == LangOptions::SSPReq) Builder.defineMacro("__SSP_ALL__", "3"); - // Define a macro that exists only when using the static analyzer. - if (FEOpts.ProgramAction == frontend::RunAnalysis) + if (PPOpts.SetUpStaticAnalyzer) Builder.defineMacro("__clang_analyzer__"); if (LangOpts.FastRelaxedMath) @@ -1032,15 +1043,18 @@ static void InitializePredefinedMacros(const TargetInfo &TI, switch (LangOpts.OpenMP) { case 0: break; + case 31: + Builder.defineMacro("_OPENMP", "201107"); + break; case 40: Builder.defineMacro("_OPENMP", "201307"); break; - case 45: - Builder.defineMacro("_OPENMP", "201511"); + case 50: + Builder.defineMacro("_OPENMP", "201811"); break; default: - // Default version is OpenMP 3.1 - Builder.defineMacro("_OPENMP", "201107"); + // Default version is OpenMP 4.5 + Builder.defineMacro("_OPENMP", "201511"); break; } } @@ -1112,9 +1126,10 @@ void clang::InitializePreprocessor( // macros. This is not the right way to handle this. if ((LangOpts.CUDA || LangOpts.OpenMPIsDevice) && PP.getAuxTargetInfo()) InitializePredefinedMacros(*PP.getAuxTargetInfo(), LangOpts, FEOpts, - Builder); + PP.getPreprocessorOpts(), Builder); - InitializePredefinedMacros(PP.getTargetInfo(), LangOpts, FEOpts, Builder); + InitializePredefinedMacros(PP.getTargetInfo(), LangOpts, FEOpts, + PP.getPreprocessorOpts(), Builder); // Install definitions to make Objective-C++ ARC work well with various // C++ Standard Library implementations. |