[llvm] r281480 - [X86] Added i128 lshr+shl -> mask combine test

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Wed Sep 14 09:29:16 2016
New Revision: 281480

URL: http://llvm.org/viewvc/llvm-project?rev=281480&view=rev
Log:
[X86] Added i128 lshr+shl -> mask combine test

Modified:
    llvm/trunk/test/CodeGen/X86/shift-i128.ll

Modified: llvm/trunk/test/CodeGen/X86/shift-i128.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/shift-i128.ll?rev=281480&r1=281479&r2=281480&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/shift-i128.ll (original)
+++ llvm/trunk/test/CodeGen/X86/shift-i128.ll Wed Sep 14 09:29:16 2016
@@ -141,3 +141,9 @@ define <2 x i256> @shl_zext_lshr_outofra
   %3 = shl <2 x i256> %2, <i256 128, i256 128>
   ret <2 x i256> %3
 }
+
+define i128 @lshr_shl_mask(i128 %a0) {
+  %1 = shl i128 %a0, 1
+  %2 = lshr i128 %1, 1
+  ret i128 %2
+}