[PATCH] D128752: [CUDA] Stop adding CUDA features twice

[Joseph Huber via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG56ab966a04dd: [CUDA] Stop adding CUDA features twice (authored by jhuber6).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D128752/new/

https://reviews.llvm.org/D128752

Files:
  clang/lib/Driver/ToolChains/Cuda.cpp
  clang/lib/Driver/ToolChains/Cuda.h


Index: clang/lib/Driver/ToolChains/Cuda.h
===================================================================
--- clang/lib/Driver/ToolChains/Cuda.h
+++ clang/lib/Driver/ToolChains/Cuda.h
@@ -126,8 +126,7 @@
 
 void getNVPTXTargetFeatures(const Driver &D, const llvm::Triple &Triple,
                             const llvm::opt::ArgList &Args,
-                            std::vector<StringRef> &Features,
-                            Optional<clang::CudaVersion> Version = None);
+                            std::vector<StringRef> &Features);
 
 } // end namespace NVPTX
 } // end namespace tools
Index: clang/lib/Driver/ToolChains/Cuda.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Cuda.cpp
+++ clang/lib/Driver/ToolChains/Cuda.cpp
@@ -636,23 +636,20 @@
 
 void NVPTX::getNVPTXTargetFeatures(const Driver &D, const llvm::Triple &Triple,
                                    const llvm::opt::ArgList &Args,
-                                   std::vector<StringRef> &Features,
-                                   Optional<clang::CudaVersion> Version) {
+                                   std::vector<StringRef> &Features) {
   if (Args.hasArg(options::OPT_cuda_feature_EQ)) {
     StringRef PtxFeature =
         Args.getLastArgValue(options::OPT_cuda_feature_EQ, "+ptx42");
     Features.push_back(Args.MakeArgString(PtxFeature));
     return;
-  } else if (!Version) {
-    CudaInstallationDetector CudaInstallation(D, Triple, Args);
-    Version = CudaInstallation.version();
   }
+  CudaInstallationDetector CudaInstallation(D, Triple, Args);
 
   // New CUDA versions often introduce new instructions that are only supported
   // by new PTX version, so we need to raise PTX level to enable them in NVPTX
   // back-end.
   const char *PtxFeature = nullptr;
-  switch (*Version) {
+  switch (CudaInstallation.version()) {
 #define CASE_CUDA_VERSION(CUDA_VER, PTX_VER)                                   \
   case CudaVersion::CUDA_##CUDA_VER:                                           \
     PtxFeature = "+ptx" #PTX_VER;                                              \
@@ -746,11 +743,6 @@
 
   clang::CudaVersion CudaInstallationVersion = CudaInstallation.version();
 
-  std::vector<StringRef> Features;
-  NVPTX::getNVPTXTargetFeatures(getDriver(), getTriple(), DriverArgs, Features,
-                                CudaInstallationVersion);
-  for (StringRef PtxFeature : Features)
-    CC1Args.append({"-target-feature", DriverArgs.MakeArgString(PtxFeature)});
   if (DriverArgs.hasFlag(options::OPT_fcuda_short_ptr,
                          options::OPT_fno_cuda_short_ptr, false))
     CC1Args.append({"-mllvm", "--nvptx-short-ptr"});


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