From: Evan Cheng <evan.cheng@apple.com>
Date: Mon, 21 Feb 2011 23:40:47 +0000 (+0000)
Subject: Skipping over debugvalue instructions to determine whether the split spot is in a... 
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=557b297f35395a6104a77ed6a798f10c2b46bfbe;p=oota-llvm.git

Skipping over debugvalue instructions to determine whether the split spot is in a IT block. rdar://9030770

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126159 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/ARM/Thumb2InstrInfo.cpp b/lib/Target/ARM/Thumb2InstrInfo.cpp
index 2f67257f8fa..836c1baffd4 100644
--- a/lib/Target/ARM/Thumb2InstrInfo.cpp
+++ b/lib/Target/ARM/Thumb2InstrInfo.cpp
@@ -95,6 +95,9 @@ Thumb2InstrInfo::ReplaceTailWithBranchTo(MachineBasicBlock::iterator Tail,
 bool
 Thumb2InstrInfo::isLegalToSplitMBBAt(MachineBasicBlock &MBB,
                                      MachineBasicBlock::iterator MBBI) const {
+  while (MBBI->isDebugValue())
+    ++MBBI;
+
   unsigned PredReg = 0;
   return llvm::getITInstrPredicate(MBBI, PredReg) == ARMCC::AL;
 }