================
@@ -83,8 +83,14 @@ void riscv::getRISCVTargetFeatures(const Driver &D, const
llvm::Triple &Triple,
// and other features (ex. mirco architecture feature) from mcpu
if (Arg *A = Args.getLastArg(options::OPT_mcpu_EQ)) {
StringRef CPU = A->getValue();
- if (CPU == "native")
+ if (CPU == "native") {
CPU = llvm::sys::getHostCPUName();
+ llvm::StringMap<bool> HostFeatures;
+ if (llvm::sys::getHostCPUFeatures(HostFeatures))
+ for (auto &F : HostFeatures)
+ Features.push_back(
+ Args.MakeArgString((F.second ? "+" : "-") + F.first()));
+ }
----------------
preames wrote:
Do we also need to update riscv::getRISCVArch? There's analogous logic there
for getting features from mcpu native.
https://github.com/llvm/llvm-project/pull/94352
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