Pull in r201718 from upstream llvm trunk (by Roman Divacky):

  Expand 64bit {SHL,SHR,SRA}_PARTS on sparcv9.

Introduced here: http://svn.freebsd.org/changeset/base/262265

Index: test/CodeGen/SPARC/parts.ll
===================================================================
--- test/CodeGen/SPARC/parts.ll
+++ test/CodeGen/SPARC/parts.ll
@@ -0,0 +1,14 @@
+; RUN: llc < %s -march=sparcv9    | FileCheck %s
+  
+; CHECK-LABEL: test
+; CHECK:        srl %i1, 0, %o2
+; CHECK-NEXT:   or %g0, %i2, %o0
+; CHECK-NEXT:   call __ashlti3
+; CHECK-NEXT:   or %g0, %i3, %o1
+; CHECK-NEXT:   or %g0, %o0, %i0
+  
+define i128 @test(i128 %a, i128 %b) {
+entry:
+    %tmp = shl i128 %b, %a
+    ret i128 %tmp
+}
Index: lib/Target/Sparc/SparcISelLowering.cpp
===================================================================
--- lib/Target/Sparc/SparcISelLowering.cpp
+++ lib/Target/Sparc/SparcISelLowering.cpp
@@ -1554,6 +1554,10 @@ SparcTargetLowering::SparcTargetLowering(TargetMac
 
     setOperationAction(ISD::UMULO,     MVT::i64, Custom);
     setOperationAction(ISD::SMULO,     MVT::i64, Custom);
+
+    setOperationAction(ISD::SHL_PARTS, MVT::i64, Expand);
+    setOperationAction(ISD::SRA_PARTS, MVT::i64, Expand);
+    setOperationAction(ISD::SRL_PARTS, MVT::i64, Expand);
   }
 
   // VASTART needs to be custom lowered to use the VarArgsFrameIndex.