[llvm] r216433 - Revert "AArch64: use std::vector for temp array"

[Dylan Noblesmith]

Author: nobled
Date: Mon Aug 25 21:03:43 2014
New Revision: 216433

URL: http://llvm.org/viewvc/llvm-project?rev=216433&view=rev
Log:
Revert "AArch64: use std::vector for temp array"

This reverts commit r216365.

Modified:
    llvm/trunk/lib/Target/AArch64/AArch64CollectLOH.cpp

Modified: llvm/trunk/lib/Target/AArch64/AArch64CollectLOH.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64CollectLOH.cpp?rev=216433&r1=216432&r2=216433&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64CollectLOH.cpp (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64CollectLOH.cpp Mon Aug 25 21:03:43 2014
@@ -1054,8 +1054,7 @@ bool AArch64CollectLOH::runOnMachineFunc
   bool Modified = false;
 
   // Start with ADRP.
-  std::vector<InstrToInstrs> COTRUVector(NbReg);
-  auto ColorOpToReachedUses = COTRUVector.data();
+  InstrToInstrs *ColorOpToReachedUses = new InstrToInstrs[NbReg];
 
   // Compute the reaching def in ADRP mode, meaning ADRP definitions
   // are first considered as uses.
@@ -1070,9 +1069,10 @@ bool AArch64CollectLOH::runOnMachineFunc
 
   // Compute LOH for ADRP.
   computeADRP(ADRPToReachingDefs, *AArch64FI, MDT);
+  delete[] ColorOpToReachedUses;
+
   // Continue with general ADRP -> ADD/LDR -> LDR/STR pattern.
-  COTRUVector.clear();
-  COTRUVector.resize(NbReg);
+  ColorOpToReachedUses = new InstrToInstrs[NbReg];
 
   // first perform a regular reaching def analysis.
   reachingDef(MF, ColorOpToReachedUses, RegToId, false, DummyOp);
@@ -1086,6 +1086,7 @@ bool AArch64CollectLOH::runOnMachineFunc
   // Compute other than AdrpAdrp LOH.
   computeOthers(UsesToReachingDefs, ColorOpToReachedUses, *AArch64FI, RegToId,
                 MDT);
+  delete[] ColorOpToReachedUses;
 
   if (BasicBlockScopeOnly)
     MF.DeleteMachineInstr(DummyOp);