From: Hans Wennborg <hans@hanshq.net>
Date: Mon, 11 Aug 2014 02:21:30 +0000 (+0000)
Subject: Increase the size of SpillPlacement::BlockFrequencies.
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=commitdiff_plain;h=e4506cddc5564633c6fc87c2df4bccbac0391bfc

Increase the size of SpillPlacement::BlockFrequencies.

This SmallVector's median size during a Clang build was 7.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215338 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/SpillPlacement.h b/lib/CodeGen/SpillPlacement.h
index 43fc7f50cef..e43e95e62a1 100644
--- a/lib/CodeGen/SpillPlacement.h
+++ b/lib/CodeGen/SpillPlacement.h
@@ -40,7 +40,7 @@ class MachineBasicBlock;
 class MachineLoopInfo;
 class MachineBlockFrequencyInfo;
 
-class SpillPlacement  : public MachineFunctionPass {
+class SpillPlacement : public MachineFunctionPass {
   struct Node;
   const MachineFunction *MF;
   const EdgeBundles *bundles;
@@ -60,7 +60,7 @@ class SpillPlacement  : public MachineFunctionPass {
   SmallVector<unsigned, 8> RecentPositive;
 
   // Block frequencies are computed once. Indexed by block number.
-  SmallVector<BlockFrequency, 4> BlockFrequencies;
+  SmallVector<BlockFrequency, 8> BlockFrequencies;
 
 public:
   static char ID; // Pass identification, replacement for typeid.