diff options
Diffstat (limited to 'clang/lib/Frontend')
| -rw-r--r-- | clang/lib/Frontend/CompilerInvocation.cpp | 3 | ||||
| -rw-r--r-- | clang/lib/Frontend/InitPreprocessor.cpp | 6 |
2 files changed, 9 insertions, 0 deletions
diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp index c5f839e6737..852801ab240 100644 --- a/clang/lib/Frontend/CompilerInvocation.cpp +++ b/clang/lib/Frontend/CompilerInvocation.cpp @@ -1616,6 +1616,9 @@ static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK, if (Opts.CUDAIsDevice && Args.hasArg(OPT_fcuda_flush_denormals_to_zero)) Opts.CUDADeviceFlushDenormalsToZero = 1; + if (Opts.CUDAIsDevice && Args.hasArg(OPT_fcuda_approx_transcendentals)) + Opts.CUDADeviceApproxTranscendentals = 1; + if (Opts.ObjC1) { if (Arg *arg = Args.getLastArg(OPT_fobjc_runtime_EQ)) { StringRef value = arg->getValue(); diff --git a/clang/lib/Frontend/InitPreprocessor.cpp b/clang/lib/Frontend/InitPreprocessor.cpp index 5d38d5f9503..f8b407ba264 100644 --- a/clang/lib/Frontend/InitPreprocessor.cpp +++ b/clang/lib/Frontend/InitPreprocessor.cpp @@ -938,6 +938,12 @@ static void InitializePredefinedMacros(const TargetInfo &TI, Builder.defineMacro("__CUDA_ARCH__"); } + // We need to communicate this to our CUDA header wrapper, which in turn + // informs the proper CUDA headers of this choice. + if (LangOpts.CUDADeviceApproxTranscendentals || LangOpts.FastMath) { + Builder.defineMacro("__CLANG_CUDA_APPROX_TRANSCENDENTALS__"); + } + // OpenCL definitions. if (LangOpts.OpenCL) { #define OPENCLEXT(Ext) \ |
