From 3bd3f426a517f8a8f05e20ebc0c1a56e2a6365ac Mon Sep 17 00:00:00 2001
From: Roman Divacky <rdivacky@freebsd.org>
Date: Wed, 19 Feb 2014 21:35:39 +0000
Subject: [PATCH] Expand 64bit {SHL,SHR,SRA}_PARTS on sparcv9.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@201718 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Sparc/SparcISelLowering.cpp |  4 ++++
 test/CodeGen/SPARC/parts.ll            | 14 ++++++++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 test/CodeGen/SPARC/parts.ll

diff --git a/lib/Target/Sparc/SparcISelLowering.cpp b/lib/Target/Sparc/SparcISelLowering.cpp
index 7ad87b34af6..32c278b6689 100644
--- a/lib/Target/Sparc/SparcISelLowering.cpp
+++ b/lib/Target/Sparc/SparcISelLowering.cpp
@@ -1556,6 +1556,10 @@ SparcTargetLowering::SparcTargetLowering(TargetMachine &TM)
 
     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.
diff --git a/test/CodeGen/SPARC/parts.ll b/test/CodeGen/SPARC/parts.ll
new file mode 100644
index 00000000000..57add4948e7
--- /dev/null
+++ b/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
+}