================
@@ -950,221 +930,264 @@ static bool addSYCLDefaultTriple(Compilation &C,
return true;
}
-void Driver::CreateOffloadingDeviceToolChains(Compilation &C,
- InputList &Inputs) {
-
- //
- // CUDA/HIP
- //
- // We need to generate a CUDA/HIP toolchain if any of the inputs has a CUDA
- // or HIP type. However, mixed CUDA/HIP compilation is not supported.
- bool IsCuda =
- llvm::any_of(Inputs, [](std::pair<types::ID, const llvm::opt::Arg *> &I)
{
- return types::isCuda(I.first);
- });
- bool IsHIP =
- llvm::any_of(Inputs,
- [](std::pair<types::ID, const llvm::opt::Arg *> &I) {
- return types::isHIP(I.first);
- }) ||
- C.getInputArgs().hasArg(options::OPT_hip_link) ||
- C.getInputArgs().hasArg(options::OPT_hipstdpar);
- bool UseLLVMOffload = C.getInputArgs().hasArg(
- options::OPT_foffload_via_llvm, options::OPT_fno_offload_via_llvm,
false);
- if (IsCuda && IsHIP) {
- Diag(clang::diag::err_drv_mix_cuda_hip);
- return;
+// Handles `native` offload architectures by using the 'offload-arch' utility.
+static llvm::SmallVector<std::string>
+getSystemOffloadArchs(Compilation &C, Action::OffloadKind Kind) {
+ StringRef Program = C.getArgs().getLastArgValue(
+ options::OPT_offload_arch_tool_EQ, "offload-arch");
+
+ SmallVector<std::string, 1> GPUArchs;
+ if (llvm::ErrorOr<std::string> Executable =
+ llvm::sys::findProgramByName(Program)) {
----------------
Meinersbur wrote:
This really should/must use `GetProgramPath` like the amdgpu/cuda uses of
`:OPT_offload_arch_tool_EQ`. `findProgramByName` will not find `offload-arch`
in LLVM `bin` directory. So unless you have `offload-arch` installed somewhere
in `$PATH`, this will fail.
https://github.com/llvm/llvm-project/pull/125556
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