================
@@ -116,6 +115,44 @@ void llvm::riscvExtensionsHelp(StringMap<StringRef>
DescMap) {
"For example, clang -march=rv32i_v1p0\n";
}
+void RISCVISAInfo::printEnabledExtensions(
+ bool IsRV64, std::set<StringRef> &EnabledFeatureNames,
+ StringMap<StringRef> &DescMap) {
+ outs() << "Extensions enabled for the given RISC-V target\n\n";
+ PrintExtension("Name", "Version", (DescMap.empty() ? "" : "Description"));
+
+ RISCVISAUtils::OrderedExtensionMap FullExtMap;
+ RISCVISAUtils::OrderedExtensionMap ExtMap;
+ for (const auto &E : SupportedExtensions)
+ if (EnabledFeatureNames.count(E.Name) != 0) {
+ FullExtMap[E.Name] = {E.Version.Major, E.Version.Minor};
+ ExtMap[E.Name] = {E.Version.Major, E.Version.Minor};
+ }
+ for (const auto &E : ExtMap) {
+ std::string Version =
+ std::to_string(E.second.Major) + "." + std::to_string(E.second.Minor);
+ PrintExtension(E.first, Version, DescMap[E.first]);
+ }
+
+ outs() << "\nExperimental extensions\n";
+ ExtMap.clear();
+ for (const auto &E : SupportedExperimentalExtensions) {
+ StringRef Name(E.Name);
+ if (EnabledFeatureNames.count("experimental-" + Name.str()) != 0) {
+ FullExtMap[E.Name] = {E.Version.Major, E.Version.Minor};
+ ExtMap[E.Name] = {E.Version.Major, E.Version.Minor};
+ }
+ }
+ for (const auto &E : ExtMap) {
+ std::string Version =
+ std::to_string(E.second.Major) + "." + std::to_string(E.second.Minor);
+ PrintExtension(E.first, Version, DescMap["experimental-" + E.first]);
+ }
+
+ unsigned XLen = IsRV64 ? 64 : 32;
+ outs() << "\nISA String: " << RISCVISAInfo(XLen, FullExtMap).toString();
----------------
topperc wrote:
I'm going to remove this RISCVISAInfo constructor in factor of a new static
function in RISCVISAInfo. It's only used in lld before this patch and I don't
like the division of responsibilities there.
https://github.com/llvm/llvm-project/pull/98207
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