[clang] [llvm] [AArch64] Add support for -mcpu=gb10. (PR #146515)

Ricardo Jesus via llvm-commits llvm-commits at lists.llvm.org
Tue Jul 1 08:55:41 PDT 2025


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@@ -179,22 +179,39 @@ StringRef sys::detail::getHostCPUNameForARM(StringRef ProcCpuinfoContent) {
   // Look for the CPU implementer line.
   StringRef Implementer;
   StringRef Hardware;
-  StringRef Part;
+  SmallVector<StringRef, 32> Parts;
   for (unsigned I = 0, E = Lines.size(); I != E; ++I) {
     if (Lines[I].starts_with("CPU implementer"))
       Implementer = Lines[I].substr(15).ltrim("\t :");
     if (Lines[I].starts_with("Hardware"))
       Hardware = Lines[I].substr(8).ltrim("\t :");
     if (Lines[I].starts_with("CPU part"))
-      Part = Lines[I].substr(8).ltrim("\t :");
+      Parts.emplace_back(Lines[I].substr(8).ltrim("\t :"));
   }
 
+  // Last `Part' seen, in case we don't analyse all `Parts' parsed.
+  StringRef Part = Parts.empty() ? StringRef() : Parts.back();
+
+  // Remove duplicate `Parts'.
+  llvm::sort(Parts);
+  Parts.erase(llvm::unique(Parts), Parts.end());
+
+  auto MatchBL = [](auto const &Parts, StringRef Big, StringRef Little) {
----------------
rj-jesus wrote:

Sure, done. 

https://github.com/llvm/llvm-project/pull/146515


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