Don't allow the restore point to be placed after terminators. With this change,
MultiSource/Applications is clean with the prealloc splitter. Some failures
remain in SPEC.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59267 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/PreAllocSplitting.cpp b/lib/CodeGen/PreAllocSplitting.cpp
index f7d8ab0..dfbc796 100644
--- a/lib/CodeGen/PreAllocSplitting.cpp
+++ b/lib/CodeGen/PreAllocSplitting.cpp
@@ -233,13 +233,13 @@
unsigned &RestoreIndex) {
// FIXME: Allow spill to be inserted to the beginning of the mbb. Update mbb
// begin index accordingly.
- MachineBasicBlock::iterator Pt = MBB->end();
+ MachineBasicBlock::iterator Pt = MBB->getFirstTerminator();
unsigned EndIdx = LIs->getMBBEndIdx(MBB);
// Go bottom up if RefsInMBB is empty and the end of the mbb isn't beyond
// the last index in the live range.
if (RefsInMBB.empty() && LastIdx >= EndIdx) {
- MachineBasicBlock::iterator MII = MBB->end();
+ MachineBasicBlock::iterator MII = MBB->getFirstTerminator();
MachineBasicBlock::iterator EndPt = MI;
--MII;
do {