Use UnboxedInt32 and UnboxedUint32 representation for LoadIndexedInstr

runtime/vm/assembler_arm64_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_ARM64)
 
 #include "vm/assembler.h"
 #include "vm/cpu.h"
 #include "vm/os.h"
@@ skipping 1808 matching lines @@
   __ ret();
 }
 
 
 ASSEMBLER_TEST_RUN(Fcvtzds, test) {
   typedef int64_t (*Int64Return)() DART_UNUSED;
   EXPECT_EQ(42, EXECUTE_TEST_CODE_INT64(Int64Return, test->entry()));
 }
 
 
-ASSEMBLER_TEST_GENERATE(Scvtfd, assembler) {
+ASSEMBLER_TEST_GENERATE(Scvtfdx, assembler) {
   __ LoadImmediate(R0, 42, kNoPP);
-  __ scvtfd(V0, R0);
+  __ scvtfdx(V0, R0);
   __ ret();
 }
 
 
-ASSEMBLER_TEST_RUN(Scvtfd, test) {
+ASSEMBLER_TEST_RUN(Scvtfdx, test) {
   typedef double (*DoubleReturn)() DART_UNUSED;
   EXPECT_EQ(42.0, EXECUTE_TEST_CODE_DOUBLE(DoubleReturn, test->entry()));
 }
+
+
+ASSEMBLER_TEST_GENERATE(Scvtfdw, assembler) {
+  // Fill upper 32-bits with garbage.
+  __ LoadImmediate(R0, 0x111111110000002A, kNoPP);
+  __ scvtfdw(V0, R0);
+  __ ret();
+}
+
+
+ASSEMBLER_TEST_RUN(Scvtfdw, test) {
+  typedef double (*DoubleReturn)() DART_UNUSED;
+  EXPECT_EQ(42.0, EXECUTE_TEST_CODE_DOUBLE(DoubleReturn, test->entry()));
+}
 
 
 ASSEMBLER_TEST_GENERATE(FabsdPos, assembler) {
   __ LoadDImmediate(V1, 42.0, kNoPP);
   __ fabsd(V0, V1);
   __ ret();
 }
 
 
 ASSEMBLER_TEST_RUN(FabsdPos, test) {
@@ skipping 1564 matching lines @@
   __ Pop(LR);
   __ Pop(CTX);
   __ PopAndUntagPP();
   __ mov(CSP, SP);
   __ ret();
 }
 
 }  // namespace dart
 
 #endif  // defined(TARGET_ARCH_ARM64)