[llvm] r205105 - ARM64: format register strings without creating a local Twine.

[Tim Northover]

Author: tnorthover
Date: Sat Mar 29 10:35:57 2014
New Revision: 205105

URL: http://llvm.org/viewvc/llvm-project?rev=205105&view=rev
Log:
ARM64: format register strings without creating a local Twine.

It was causing horrible failures on some build-bots.

Modified:
    llvm/trunk/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp

Modified: llvm/trunk/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp?rev=205105&r1=205104&r2=205105&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp (original)
+++ llvm/trunk/lib/Target/ARM64/InstPrinter/ARM64InstPrinter.cpp Sat Mar 29 10:35:57 2014
@@ -16,6 +16,7 @@
 #include "MCTargetDesc/ARM64AddressingModes.h"
 #include "MCTargetDesc/ARM64BaseInfo.h"
 #include "llvm/ADT/STLExtras.h"
+#include "llvm/ADT/StringExtras.h"
 #include "llvm/MC/MCInst.h"
 #include "llvm/MC/MCExpr.h"
 #include "llvm/MC/MCRegisterInfo.h"
@@ -1329,14 +1330,13 @@ void ARM64InstPrinter::printImplicitlyTy
 template <unsigned NumLanes, char LaneKind>
 void ARM64InstPrinter::printTypedVectorList(const MCInst *MI, unsigned OpNum,
                                             raw_ostream &O) {
-  Twine Suffix;
+  std::string Suffix(".");
   if (NumLanes)
-    Suffix = Twine('.') + Twine(NumLanes) + Twine(LaneKind);
+    Suffix += itostr(NumLanes) + LaneKind;
   else
-    Suffix = Twine('.') + Twine(LaneKind);
+    Suffix += LaneKind;
 
-  SmallString<8> Buf;
-  printVectorList(MI, OpNum, O, Suffix.toStringRef(Buf));
+  printVectorList(MI, OpNum, O, Suffix);
 }
 
 void ARM64InstPrinter::printVectorIndex(const MCInst *MI, unsigned OpNum,