[llvm] dbe8122 - [TableGen] Avoid repeated hash lookups (NFC) (#126344)

[via llvm-commits]

Author: Kazu Hirata
Date: 2025-02-08T00:48:30-08:00
New Revision: dbe812220c3100ece253feb72d65172780ef723b

URL: https://github.com/llvm/llvm-project/commit/dbe812220c3100ece253feb72d65172780ef723b
DIFF: https://github.com/llvm/llvm-project/commit/dbe812220c3100ece253feb72d65172780ef723b.diff

LOG: [TableGen] Avoid repeated hash lookups (NFC) (#126344)

Added: 
    

Modified: 
    llvm/utils/TableGen/X86InstrMappingEmitter.cpp

Removed: 
    


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diff  --git a/llvm/utils/TableGen/X86InstrMappingEmitter.cpp b/llvm/utils/TableGen/X86InstrMappingEmitter.cpp
index 1ee79aa27fa98c..df43f39e0e9bee 100644
--- a/llvm/utils/TableGen/X86InstrMappingEmitter.cpp
+++ b/llvm/utils/TableGen/X86InstrMappingEmitter.cpp
@@ -228,8 +228,9 @@ void X86InstrMappingEmitter::emitCompressEVEXTable(
       // For each pre-compression instruction look for a match in the
       // appropriate vector (instructions with the same opcode) using function
       // object IsMatch.
-      auto Match = llvm::find_if(CompressedInsts[Opcode], IsMatch(Inst));
-      if (Match != CompressedInsts[Opcode].end())
+      const auto &Insts = CompressedInsts[Opcode];
+      auto Match = llvm::find_if(Insts, IsMatch(Inst));
+      if (Match != Insts.end())
         NewInst = *Match;
     }