[llvm] e718869 - [TableGen] Use ListSeparator (NFC)

[Kazu Hirata via llvm-commits]

Author: Kazu Hirata
Date: 2021-01-30T09:53:39-08:00
New Revision: e718869bf47af20be0ec7301846f78c82d0f1140

URL: https://github.com/llvm/llvm-project/commit/e718869bf47af20be0ec7301846f78c82d0f1140
DIFF: https://github.com/llvm/llvm-project/commit/e718869bf47af20be0ec7301846f78c82d0f1140.diff

LOG: [TableGen] Use ListSeparator (NFC)

Added: 
    

Modified: 
    llvm/utils/TableGen/AsmMatcherEmitter.cpp

Removed: 
    


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diff  --git a/llvm/utils/TableGen/AsmMatcherEmitter.cpp b/llvm/utils/TableGen/AsmMatcherEmitter.cpp
index 9d304910ba4e..8b30fd709dd9 100644
--- a/llvm/utils/TableGen/AsmMatcherEmitter.cpp
+++ b/llvm/utils/TableGen/AsmMatcherEmitter.cpp
@@ -2883,14 +2883,10 @@ static void emitCustomOperandParsing(raw_ostream &OS, CodeGenTarget &Target,
 
     OS << OMI.OperandMask;
     OS << " /* ";
-    bool printComma = false;
+    ListSeparator LS;
     for (int i = 0, e = 31; i !=e; ++i)
-      if (OMI.OperandMask & (1 << i)) {
-        if (printComma)
-          OS << ", ";
-        OS << i;
-        printComma = true;
-      }
+      if (OMI.OperandMask & (1 << i))
+        OS << LS << i;
     OS << " */, ";
 
     OS << OMI.CI->Name;