[clang] [clang][PS5] Clang driver PS5 - pass the target CPU to lld. (PR #202924)

[Edd Dawson via cfe-commits]

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@@ -178,6 +179,9 @@ void tools::PS4cpu::Linker::ConstructJob(Compilation &C, const JobAction &JA,
   if (StringRef Threads = getLTOParallelism(Args, D); !Threads.empty())
     AddLTOFlag(Twine("-threads=") + Threads);
 
+  std::string CPU = tools::x86::getX86TargetCPU(D, Args, TC.getTriple());
+  AddLTOFlag(Twine("mcpu=" + CPU));
+
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playstation-edd wrote:

Was the intention to make this change to `tools::PS5cpu::Linker::ConstructJob`, instead of `tools::PS4cpu::Linker::ConstructJob`?

The PS4 linker sets this internally, itself.

https://github.com/llvm/llvm-project/pull/202924