Add a getFirstNonPHI utility function.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107778 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineBasicBlock.cpp b/lib/CodeGen/MachineBasicBlock.cpp
index dee4786..a27ee47 100644
--- a/lib/CodeGen/MachineBasicBlock.cpp
+++ b/lib/CodeGen/MachineBasicBlock.cpp
@@ -139,6 +139,13 @@
Parent->getParent()->DeleteMachineInstr(MI);
}
+MachineBasicBlock::iterator MachineBasicBlock::getFirstNonPHI() {
+ iterator I = begin();
+ while (I != end() && I->isPHI())
+ ++I;
+ return I;
+}
+
MachineBasicBlock::iterator MachineBasicBlock::getFirstTerminator() {
iterator I = end();
while (I != begin() && (--I)->getDesc().isTerminator())