[TableGen] Add const to SubtargetFeatures reference in emitSubtargetF…

…eatureBitEnumeration. NFC emitSubtargetFeatureBitEnumeration doesn't modify the map so we should use const reference.
llvm · Aug 23, 2023 · dc6e68a · dc6e68a
1 parent d40e600
commit dc6e68a
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Showing 2 changed files with 3 additions and 4 deletions.
diff --git a/llvm/utils/TableGen/SubtargetFeatureInfo.cpp b/llvm/utils/TableGen/SubtargetFeatureInfo.cpp
@@ -47,7 +47,7 @@ SubtargetFeatureInfo::getAll(const RecordKeeper &Records) {
 }
 
 void SubtargetFeatureInfo::emitSubtargetFeatureBitEnumeration(
-    SubtargetFeatureInfoMap &SubtargetFeatures, raw_ostream &OS) {
+    const SubtargetFeatureInfoMap &SubtargetFeatures, raw_ostream &OS) {
   OS << "// Bits for subtarget features that participate in "
      << "instruction matching.\n";
   OS << "enum SubtargetFeatureBits : "

diff --git a/llvm/utils/TableGen/SubtargetFeatureInfo.h b/llvm/utils/TableGen/SubtargetFeatureInfo.h
@@ -54,9 +54,8 @@ struct SubtargetFeatureInfo {
   ///
   /// This version emits the bit index for the feature and can therefore support
   /// more than 64 feature bits.
-  static void
-  emitSubtargetFeatureBitEnumeration(SubtargetFeatureInfoMap &SubtargetFeatures,
-                                     raw_ostream &OS);
+  static void emitSubtargetFeatureBitEnumeration(
+      const SubtargetFeatureInfoMap &SubtargetFeatures, raw_ostream &OS);
 
   static void emitNameTable(SubtargetFeatureInfoMap &SubtargetFeatures,
                             raw_ostream &OS);