[ARM] Add Neon shift instructions vshl, vshr.

test/cctest/test-disasm-arm.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1045 matching lines @@
       COMPARE(vsub(Neon32, q15, q0, q8),
               "f360e860       vsub.i32 q15, q0, q8");
       COMPARE(vmul(q0, q1, q2),
               "f3020d54       vmul.f32 q0, q1, q2");
       COMPARE(vmul(Neon8, q0, q1, q2),
               "f2020954       vmul.i8 q0, q1, q2");
       COMPARE(vmul(Neon16, q1, q2, q8),
               "f2142970       vmul.i16 q1, q2, q8");
       COMPARE(vmul(Neon32, q15, q0, q8),
               "f260e970       vmul.i32 q15, q0, q8");
+      COMPARE(vshl(NeonS8, q15, q0, 6),
+              "f2cee550       vshl.i8 q15, q0, #6");
+      COMPARE(vshl(NeonU16, q15, q0, 10),
+              "f2dae550       vshl.i16 q15, q0, #10");
+      COMPARE(vshl(NeonS32, q15, q0, 17),
+              "f2f1e550       vshl.i32 q15, q0, #17");
+      COMPARE(vshr(NeonS8, q15, q0, 6),
+              "f2cae050       vshr.s8 q15, q0, #6");
+      COMPARE(vshr(NeonU16, q15, q0, 10),
+              "f3d6e050       vshr.u16 q15, q0, #10");
+      COMPARE(vshr(NeonS32, q15, q0, 17),
+              "f2efe050       vshr.s32 q15, q0, #17");
       COMPARE(vrecpe(q15, q0),
               "f3fbe540       vrecpe.f32 q15, q0");
       COMPARE(vrecps(q15, q0, q8),
               "f240ef70       vrecps.f32 q15, q0, q8");
       COMPARE(vrsqrte(q15, q0),
               "f3fbe5c0       vrsqrte.f32 q15, q0");
       COMPARE(vrsqrts(q15, q0, q8),
               "f260ef70       vrsqrts.f32 q15, q0, q8");
       COMPARE(vtst(Neon8, q0, q1, q2),
               "f2020854       vtst.i8 q0, q1, q2");
@@ skipping 334 matching lines @@
 
   COMPARE(ldrexb(r0, r1), "e1d10f9f       ldrexb r0, [r1]");
   COMPARE(strexb(r0, r1, r2), "e1c20f91       strexb r0, r1, [r2]");
   COMPARE(ldrexh(r0, r1), "e1f10f9f       ldrexh r0, [r1]");
   COMPARE(strexh(r0, r1, r2), "e1e20f91       strexh r0, r1, [r2]");
   COMPARE(ldrex(r0, r1), "e1910f9f       ldrex r0, [r1]");
   COMPARE(strex(r0, r1, r2), "e1820f91       strex r0, r1, [r2]");
 
   VERIFY_RUN();
 }