================
@@ -1178,6 +1180,26 @@ getTargetIDSettingFromFeatureString(StringRef
FeatureString) {
llvm_unreachable("Malformed feature string");
}
+std::optional<std::pair<StringRef, StringRef>>
+AMDGPUTargetID::parseTargetIDDirective(StringRef TargetIDDirective) {
+ // Extract the CPU+features from the target ID directive
+ // Format: "amdgcn-amd-amdhsa--gfx1010:xnack-:sramecc+"
+ // Split on '-' and take the last element
+ SmallVector<StringRef, 8> Parts;
+ TargetIDDirective.split(Parts, '-');
+
+ if (Parts.empty())
+ return std::nullopt;
+
+ // The CPU+features is the last element after splitting on '-'
+ StringRef CPUAndFeatures = Parts.back();
----------------
shiltian wrote:
Does this look right? For `amdgcn-amd-amdhsa--gfx1010:xnack-:sramecc+`, the
last part is `:sramecc+`, no?
https://github.com/llvm/llvm-project/pull/204595
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