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| author | Gheorghe-Teodor Bercea <gheorghe-teod.bercea@ibm.com> | 2017-08-07 20:31:51 +0000 |
|---|---|---|
| committer | Gheorghe-Teodor Bercea <gheorghe-teod.bercea@ibm.com> | 2017-08-07 20:31:51 +0000 |
| commit | ceb422236a9278a5c2bce5cdfc239180550f4961 (patch) | |
| tree | b6ca8233dc12ea8a3a9bc7bde9c35598a4330c88 /clang/lib | |
| parent | bc30b699b73f44e35c47fa4a9f4ba8cbd219d859 (diff) | |
| download | bcm5719-llvm-ceb422236a9278a5c2bce5cdfc239180550f4961.tar.gz bcm5719-llvm-ceb422236a9278a5c2bce5cdfc239180550f4961.zip | |
[OpenMP] Make OpenMP generated code for the NVIDIA device relocatable by default
Summary: When device offloading is enabled and the device is an NVIDIA GPU, OpenMP target regions must be compiled with relocation enabled by passing the "-c" flag to the PTXAS invocation.
Reviewers: arpith-jacob, caomhin, carlo.bertolli, ABataev, Hahnfeld, jlebar, hfinkel, tstellar
Reviewed By: Hahnfeld
Subscribers: Hahnfeld, rengolin, mkuron, cfe-commits
Differential Revision: https://reviews.llvm.org/D29642
llvm-svn: 310300
Diffstat (limited to 'clang/lib')
| -rw-r--r-- | clang/lib/Driver/ToolChains/Cuda.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/clang/lib/Driver/ToolChains/Cuda.cpp b/clang/lib/Driver/ToolChains/Cuda.cpp index 70f472fb025..927704a6857 100644 --- a/clang/lib/Driver/ToolChains/Cuda.cpp +++ b/clang/lib/Driver/ToolChains/Cuda.cpp @@ -291,6 +291,10 @@ void NVPTX::Assembler::ConstructJob(Compilation &C, const JobAction &JA, for (const auto& A : Args.getAllArgValues(options::OPT_Xcuda_ptxas)) CmdArgs.push_back(Args.MakeArgString(A)); + // In OpenMP we need to generate relocatable code. + if (JA.isOffloading(Action::OFK_OpenMP)) + CmdArgs.push_back("-c"); + const char *Exec; if (Arg *A = Args.getLastArg(options::OPT_ptxas_path_EQ)) Exec = A->getValue(); |
