[llvm] e81f7ca - [TableGen] Avoid repeated hash lookups (NFC) (#127373)

[via llvm-commits]

Author: Kazu Hirata
Date: 2025-02-16T08:16:10-08:00
New Revision: e81f7ca63738d04c9f3f2a4542832d6f510e65bc

URL: https://github.com/llvm/llvm-project/commit/e81f7ca63738d04c9f3f2a4542832d6f510e65bc
DIFF: https://github.com/llvm/llvm-project/commit/e81f7ca63738d04c9f3f2a4542832d6f510e65bc.diff

LOG: [TableGen] Avoid repeated hash lookups (NFC) (#127373)

Added: 
    

Modified: 
    llvm/utils/TableGen/AsmMatcherEmitter.cpp

Removed: 
    


################################################################################
diff  --git a/llvm/utils/TableGen/AsmMatcherEmitter.cpp b/llvm/utils/TableGen/AsmMatcherEmitter.cpp
index fcc82e598c437..24822c847046d 100644
--- a/llvm/utils/TableGen/AsmMatcherEmitter.cpp
+++ b/llvm/utils/TableGen/AsmMatcherEmitter.cpp
@@ -2333,9 +2333,9 @@ emitConvertFuncs(CodeGenTarget &Target, StringRef ClassName,
     OS << "  // " << InstructionConversionKinds[Row] << "\n";
     OS << "  { ";
     for (unsigned i = 0, e = ConversionTable[Row].size(); i != e; i += 2) {
-      OS << OperandConversionKinds[ConversionTable[Row][i]] << ", ";
-      if (OperandConversionKinds[ConversionTable[Row][i]] !=
-          CachedHashString("CVT_Tied")) {
+      const auto &OCK = OperandConversionKinds[ConversionTable[Row][i]];
+      OS << OCK << ", ";
+      if (OCK != CachedHashString("CVT_Tied")) {
         OS << (unsigned)(ConversionTable[Row][i + 1]) << ", ";
         continue;
       }