================
@@ -170,6 +170,39 @@ void Flang::addPicOptions(const ArgList &Args,
ArgStringList &CmdArgs) const {
}
}
+
+void Flang::AddAArch64TargetArgs(const ArgList &Args,
+ ArgStringList &CmdArgs) const {
+ // Handle -msve_vector_bits=<bits>
+ if (Arg *A = Args.getLastArg(options::OPT_msve_vector_bits_EQ)) {
+ StringRef Val = A->getValue();
+ const Driver &D = getToolChain().getDriver();
+ if (Val.equals("128") || Val.equals("256") || Val.equals("512") ||
+ Val.equals("1024") || Val.equals("2048") || Val.equals("128+") ||
+ Val.equals("256+") || Val.equals("512+") || Val.equals("1024+") ||
+ Val.equals("2048+")) {
+ unsigned Bits = 0;
+ if (Val.endswith("+"))
+ Val = Val.substr(0, Val.size() - 1);
+ else {
+ bool Invalid = Val.getAsInteger(10, Bits); (void)Invalid;
+ assert(!Invalid && "Failed to parse value");
+ CmdArgs.push_back(
+ Args.MakeArgString("-mvscale-max=" + llvm::Twine(Bits / 128)));
+ }
+
+ bool Invalid = Val.getAsInteger(10, Bits); (void)Invalid;
+ assert(!Invalid && "Failed to parse value");
+ CmdArgs.push_back(
+ Args.MakeArgString("-mvscale-min=" + llvm::Twine(Bits / 128)));
+ // Silently drop requests for vector-length agnostic code as it's implied.
+ } else if (!Val.equals("scalable"))
+ // Handle the unsupported values passed to msve-vector-bits.
+ D.Diag(diag::err_drv_unsupported_option_argument)
----------------
Leporacanthicus wrote:
It's not "unsupported", it just doesn't do anything different from "not
specifying anything". It's what clang does.
https://github.com/llvm/llvm-project/pull/67676
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
