[llvm] dc6e68a - [TableGen] Add const to SubtargetFeatures reference in emitSubtargetFeatureBitEnumeration. NFC

[Craig Topper via llvm-commits]

Author: Craig Topper
Date: 2023-08-23T10:21:39-07:00
New Revision: dc6e68a8394ed97e6534cfa97d39d6fe4060b0fc

URL: https://github.com/llvm/llvm-project/commit/dc6e68a8394ed97e6534cfa97d39d6fe4060b0fc
DIFF: https://github.com/llvm/llvm-project/commit/dc6e68a8394ed97e6534cfa97d39d6fe4060b0fc.diff

LOG: [TableGen] Add const to SubtargetFeatures reference in emitSubtargetFeatureBitEnumeration. NFC

emitSubtargetFeatureBitEnumeration doesn't modify the map so we should
use const reference.

Added: 
    

Modified: 
    llvm/utils/TableGen/SubtargetFeatureInfo.cpp
    llvm/utils/TableGen/SubtargetFeatureInfo.h

Removed: 
    


################################################################################
diff  --git a/llvm/utils/TableGen/SubtargetFeatureInfo.cpp b/llvm/utils/TableGen/SubtargetFeatureInfo.cpp
index 1db8c0bf430a7a..15144e821965a8 100644
--- 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
index 77703e8a87f858..6c9dd6c3ad228e 100644
--- 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);