Set ADDE/ADDC/SUBE/SUBC to expand by default

Summary:
They've been deprecated in favor of UADDO/ADDCARRY or USUBO/SUBCARRY for a while.

Target that uses these opcodes are changed in order to ensure their behavior doesn't change.

Reviewers: efriedma, craig.topper, dblaikie, bkramer

Subscribers: jholewinski, arsenm, jyknight, sdardis, nemanjai, nhaehnle, kbarton, fedor.sergeev, asb, rbar, johnrusso, simoncook, jordy.potman.lists, apazos, sabuasal, niosHD, jrtc27, zzheng, edward-jones, mgrang, atanasyan, llvm-commits

Differential Revision: https://reviews.llvm.org/D47422

llvm-svn: 333748

1 files changed, 5 insertions, 0 deletions

diff --git a/llvm/lib/Target/Sparc/SparcISelLowering.cpp b/llvm/lib/Target/Sparc/SparcISelLowering.cpp
index 3b04038ffcc..34e0297fe9f 100644
--- a/llvm/lib/Target/Sparc/SparcISelLowering.cpp
+++ b/llvm/lib/Target/Sparc/SparcISelLowering.cpp
@@ -1590,6 +1590,11 @@ SparcTargetLowering::SparcTargetLowering(const TargetMachine &TM,
   setOperationAction(ISD::EH_SJLJ_SETJMP, MVT::i32, Custom);
   setOperationAction(ISD::EH_SJLJ_LONGJMP, MVT::Other, Custom);
 
+  setOperationAction(ISD::ADDC, MVT::i32, Custom);
+  setOperationAction(ISD::ADDE, MVT::i32, Custom);
+  setOperationAction(ISD::SUBC, MVT::i32, Custom);
+  setOperationAction(ISD::SUBE, MVT::i32, Custom);
+
   if (Subtarget->is64Bit()) {
     setOperationAction(ISD::ADDC, MVT::i64, Custom);
     setOperationAction(ISD::ADDE, MVT::i64, Custom);