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-rw-r--r--llvm/lib/CodeGen/TargetLoweringBase.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/TargetLoweringBase.cpp b/llvm/lib/CodeGen/TargetLoweringBase.cpp
index 7474d5ab9dc..39aa946fa84 100644
--- a/llvm/lib/CodeGen/TargetLoweringBase.cpp
+++ b/llvm/lib/CodeGen/TargetLoweringBase.cpp
@@ -923,6 +923,10 @@ void TargetLoweringBase::initActions() {
setOperationAction(ISD::SMULO, VT, Expand);
setOperationAction(ISD::UMULO, VT, Expand);
+ // ADDCARRY operations default to expand
+ setOperationAction(ISD::ADDCARRY, VT, Expand);
+ setOperationAction(ISD::SUBCARRY, VT, Expand);
+
// These default to Expand so they will be expanded to CTLZ/CTTZ by default.
setOperationAction(ISD::CTLZ_ZERO_UNDEF, VT, Expand);
setOperationAction(ISD::CTTZ_ZERO_UNDEF, VT, Expand);
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