Implements the two argument shuffle SIMD instruction for ARM.

runtime/vm/assembler_arm_test.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"
 #if defined(TARGET_ARCH_ARM)
 
 #include "vm/assembler.h"
 #include "vm/os.h"
 #include "vm/unit_test.h"
@@ skipping 2620 matching lines @@
 }
 
 
 ASSEMBLER_TEST_RUN(Vdupw, test) {
   EXPECT(test != NULL);
   typedef int (*Tst)();
   EXPECT_EQ(-4, EXECUTE_TEST_CODE_INT32(Tst, test->entry()));
 }
 
 
+ASSEMBLER_TEST_GENERATE(Vzipqw, assembler) {
+  if (CPUFeatures::neon_supported()) {
+    __ LoadSImmediate(S0, 0.0);
+    __ LoadSImmediate(S1, 1.0);
+    __ LoadSImmediate(S2, 2.0);
+    __ LoadSImmediate(S3, 3.0);
+    __ LoadSImmediate(S4, 4.0);
+    __ LoadSImmediate(S5, 5.0);
+    __ LoadSImmediate(S6, 6.0);
+    __ LoadSImmediate(S7, 7.0);
+
+    __ vzipqw(Q0, Q1);
+
+    __ vsubqs(Q0, Q1, Q0);
+
+    __ vadds(S0, S0, S1);
+    __ vadds(S0, S0, S2);
+    __ vadds(S0, S0, S3);
+    __ bx(LR);
+  } else {
+    __ LoadSImmediate(S0, 8.0);
+    __ bx(LR);
+  }
+}
+
+
+ASSEMBLER_TEST_RUN(Vzipqw, test) {
+  EXPECT(test != NULL);
+  typedef float (*Vzipqw)();
+  float res = EXECUTE_TEST_CODE_FLOAT(Vzipqw, test->entry());
+  EXPECT_FLOAT_EQ(8.0, res, 0.0001f);
+}
+
+
 ASSEMBLER_TEST_GENERATE(Vceqqi32, assembler) {
   if (CPUFeatures::neon_supported()) {
     __ mov(R0, ShifterOperand(1));
     __ vmovsr(S0, R0);
     __ mov(R0, ShifterOperand(2));
     __ vmovsr(S1, R0);
     __ mov(R0, ShifterOperand(3));
     __ vmovsr(S2, R0);
     __ mov(R0, ShifterOperand(4));
     __ vmovsr(S3, R0);
@@ skipping 851 matching lines @@
   __ StoreIntoObject(R2,
                      FieldAddress(R2, GrowableObjectArray::data_offset()),
                      R1);
   __ PopList((1 << CTX) | (1 << LR));
   __ Ret();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM