[SparcV9]: Expand MULHU/MULHS:i64 and UMUL_LOHI/SMUL_LOHI:i64 on sparcv9.
This fixes PR18150.
llvm-svn: 196735
diff --git a/llvm/lib/Target/Sparc/SparcISelLowering.cpp b/llvm/lib/Target/Sparc/SparcISelLowering.cpp
index 707fe7b..1b56757 100644
--- a/llvm/lib/Target/Sparc/SparcISelLowering.cpp
+++ b/llvm/lib/Target/Sparc/SparcISelLowering.cpp
@@ -1462,6 +1462,13 @@
setOperationAction(ISD::UMUL_LOHI, MVT::i32, Expand);
setOperationAction(ISD::SMUL_LOHI, MVT::i32, Expand);
+ if (Subtarget->is64Bit()) {
+ setOperationAction(ISD::UMUL_LOHI, MVT::i64, Expand);
+ setOperationAction(ISD::SMUL_LOHI, MVT::i64, Expand);
+ setOperationAction(ISD::MULHU, MVT::i64, Expand);
+ setOperationAction(ISD::MULHS, MVT::i64, Expand);
+ }
+
// VASTART needs to be custom lowered to use the VarArgsFrameIndex.
setOperationAction(ISD::VASTART , MVT::Other, Custom);
// VAARG needs to be lowered to not do unaligned accesses for doubles.