================
@@ -8266,6 +8266,31 @@ void Clang::AddClangCLArgs(const ArgList &Args,
types::ID InputType,
<< "/kernel";
}
+ if (const Arg *A = Args.getLastArg(options::OPT__SLASH_vlen,
+ options::OPT__SLASH_vlen_EQ_256,
+ options::OPT__SLASH_vlen_EQ_512)) {
+ llvm::SmallSet<std::string, 4> Arch512 = {"AVX512F", "AVX512"};
+ llvm::SmallSet<std::string, 4> Arch256 = {"AVX", "AVX2"};
+
+ StringRef Arch = Args.getLastArgValue(options::OPT__SLASH_arch);
----------------
phoebewang wrote:
Good question. MSVC has a default value for `/arch`. We should match it here.
`-mavx512xxx` is a single feature, which is orthogonal to `/arch`. We don't
need to check them.
https://github.com/llvm/llvm-project/pull/166375
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