From c9bc8a55809d831d8a54381bfdebc88b8a0ed38c Mon Sep 17 00:00:00 2001
From: Tim Northover <tnorthover@apple.com>
Date: Fri, 27 Jan 2017 21:31:17 +0000
Subject: GlobalISel: mark incoming landing-pad registers as live.

Should fix machine verifier failures.

llvm-svn: 293334
---
 llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'llvm/lib')

diff --git a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
index 4a642f44cb3..ce3e682f14e 100644
--- a/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
+++ b/llvm/lib/CodeGen/GlobalISel/IRTranslator.cpp
@@ -759,6 +759,7 @@ bool IRTranslator::translateLandingPad(const User &U,
   SmallVector<unsigned, 2> Regs;
   SmallVector<uint64_t, 2> Offsets;
   if (unsigned Reg = TLI.getExceptionPointerRegister(PersonalityFn)) {
+    MBB.addLiveIn(Reg);
     unsigned VReg = MRI->createGenericVirtualRegister(Tys[0]);
     MIRBuilder.buildCopy(VReg, Reg);
     Regs.push_back(VReg);
@@ -766,6 +767,7 @@ bool IRTranslator::translateLandingPad(const User &U,
   }
 
   if (unsigned Reg = TLI.getExceptionSelectorRegister(PersonalityFn)) {
+    MBB.addLiveIn(Reg);
     unsigned VReg = MRI->createGenericVirtualRegister(Tys[1]);
     MIRBuilder.buildCopy(VReg, Reg);
     Regs.push_back(VReg);
-- 
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