[llvm] r293334 - GlobalISel: mark incoming landing-pad registers as live.

[Tim Northover via llvm-commits]

Author: tnorthover
Date: Fri Jan 27 15:31:17 2017
New Revision: 293334

URL: http://llvm.org/viewvc/llvm-project?rev=293334&view=rev
Log:
GlobalISel: mark incoming landing-pad registers as live.

Should fix machine verifier failures.

Modified:
    llvm/trunk/lib/CodeGen/GlobalISel/IRTranslator.cpp
    llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-exceptions.ll

Modified: llvm/trunk/lib/CodeGen/GlobalISel/IRTranslator.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/GlobalISel/IRTranslator.cpp?rev=293334&r1=293333&r2=293334&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/GlobalISel/IRTranslator.cpp (original)
+++ llvm/trunk/lib/CodeGen/GlobalISel/IRTranslator.cpp Fri Jan 27 15:31:17 2017
@@ -759,6 +759,7 @@ bool IRTranslator::translateLandingPad(c
   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(c
   }
 
   if (unsigned Reg = TLI.getExceptionSelectorRegister(PersonalityFn)) {
+    MBB.addLiveIn(Reg);
     unsigned VReg = MRI->createGenericVirtualRegister(Tys[1]);
     MIRBuilder.buildCopy(VReg, Reg);
     Regs.push_back(VReg);

Modified: llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-exceptions.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-exceptions.ll?rev=293334&r1=293333&r2=293334&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-exceptions.ll (original)
+++ llvm/trunk/test/CodeGen/AArch64/GlobalISel/legalize-exceptions.ll Fri Jan 27 15:31:17 2017
@@ -1,4 +1,4 @@
-; RUN: llc -O0 -mtriple=aarch64-apple-ios -global-isel -stop-after=legalizer %s -o - | FileCheck %s
+; RUN: llc -O0 -mtriple=aarch64-apple-ios -verify-machineinstrs -global-isel -stop-after=legalizer %s -o - | FileCheck %s
 
 @_ZTIi = external global i8*