[llvm] r329860 - X86FoldTableEntry - avoid unnecessary std::string creation. NFCI.

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Wed Apr 11 16:08:30 2018
New Revision: 329860

URL: http://llvm.org/viewvc/llvm-project?rev=329860&view=rev
Log:
X86FoldTableEntry - avoid unnecessary std::string creation. NFCI.

Modified:
    llvm/trunk/utils/TableGen/X86FoldTablesEmitter.cpp

Modified: llvm/trunk/utils/TableGen/X86FoldTablesEmitter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/X86FoldTablesEmitter.cpp?rev=329860&r1=329859&r2=329860&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/X86FoldTablesEmitter.cpp (original)
+++ llvm/trunk/utils/TableGen/X86FoldTablesEmitter.cpp Wed Apr 11 16:08:30 2018
@@ -106,8 +106,8 @@ class X86FoldTablesEmitter {
 
     friend raw_ostream &operator<<(raw_ostream &OS,
                                    const X86FoldTableEntry &E) {
-      OS << "{ X86::" << E.RegInst->TheDef->getName().str()
-         << ", X86::" << E.MemInst->TheDef->getName().str() << ", ";
+      OS << "{ X86::" << E.RegInst->TheDef->getName()
+         << ", X86::" << E.MemInst->TheDef->getName() << ", ";
 
       if (E.IsLoad)
         OS << "TB_FOLDED_LOAD | ";
@@ -157,7 +157,7 @@ private:
 
   // Print the given table as a static const C++ array of type
   // X86MemoryFoldTableEntry.
-  void printTable(const FoldTable &Table, std::string TableName,
+  void printTable(const FoldTable &Table, StringRef TableName,
                   raw_ostream &OS) {
     OS << "static const X86MemoryFoldTableEntry MemoryFold" << TableName
        << "[] = {\n";