From c7dac04c3480f3c20487f912f77343139fce2d99 Mon Sep 17 00:00:00 2001
From: Dimitry Andric <dim@FreeBSD.org>
Date: Sun, 24 Dec 2017 01:00:08 +0000
Subject: Vendor import of llvm trunk r321414:
 https://llvm.org/svn/llvm-project/llvm/trunk@321414

---
 lib/CodeGen/CodeGenPrepare.cpp | 17 +++++------------
 1 file changed, 5 insertions(+), 12 deletions(-)

(limited to 'lib/CodeGen/CodeGenPrepare.cpp')

diff --git a/lib/CodeGen/CodeGenPrepare.cpp b/lib/CodeGen/CodeGenPrepare.cpp
index c4794380f791..d6f55bba716f 100644
--- a/lib/CodeGen/CodeGenPrepare.cpp
+++ b/lib/CodeGen/CodeGenPrepare.cpp
@@ -352,8 +352,6 @@ bool CodeGenPrepare::runOnFunction(Function &F) {
   // Clear per function information.
   InsertedInsts.clear();
   PromotedInsts.clear();
-  BFI.reset();
-  BPI.reset();
 
   ModifiedDT = false;
   if (auto *TPC = getAnalysisIfAvailable<TargetPassConfig>()) {
@@ -365,14 +363,16 @@ bool CodeGenPrepare::runOnFunction(Function &F) {
   TLInfo = &getAnalysis<TargetLibraryInfoWrapperPass>().getTLI();
   TTI = &getAnalysis<TargetTransformInfoWrapperPass>().getTTI(F);
   LI = &getAnalysis<LoopInfoWrapperPass>().getLoopInfo();
+  BPI.reset(new BranchProbabilityInfo(F, *LI));
+  BFI.reset(new BlockFrequencyInfo(F, *BPI, *LI));
   OptSize = F.optForSize();
 
   ProfileSummaryInfo *PSI =
       getAnalysis<ProfileSummaryInfoWrapperPass>().getPSI();
   if (ProfileGuidedSectionPrefix) {
-    if (PSI->isFunctionHotInCallGraph(&F))
+    if (PSI->isFunctionHotInCallGraph(&F, *BFI))
       F.setSectionPrefix(".hot");
-    else if (PSI->isFunctionColdInCallGraph(&F))
+    else if (PSI->isFunctionColdInCallGraph(&F, *BFI))
       F.setSectionPrefix(".unlikely");
   }
 
@@ -652,13 +652,6 @@ bool CodeGenPrepare::isMergingEmptyBlockProfitable(BasicBlock *BB,
   if (SameIncomingValueBBs.count(Pred))
     return true;
 
-  if (!BFI) {
-    Function &F = *BB->getParent();
-    LoopInfo LI{DominatorTree(F)};
-    BPI.reset(new BranchProbabilityInfo(F, LI));
-    BFI.reset(new BlockFrequencyInfo(F, *BPI, LI));
-  }
-
   BlockFrequency PredFreq = BFI->getBlockFreq(Pred);
   BlockFrequency BBFreq = BFI->getBlockFreq(BB);
 
@@ -3704,7 +3697,7 @@ bool AddressingModeMatcher::matchOperationAddr(User *AddrInst, unsigned Opcode,
       } else {
         uint64_t TypeSize = DL.getTypeAllocSize(GTI.getIndexedType());
         if (ConstantInt *CI = dyn_cast<ConstantInt>(AddrInst->getOperand(i))) {
-          ConstantOffset += CI->getSExtValue()*TypeSize;
+          ConstantOffset += CI->getSExtValue() * TypeSize;
         } else if (TypeSize) {  // Scales of zero don't do anything.
           // We only allow one variable index at the moment.
           if (VariableOperand != -1)
-- 
cgit v1.2.3