A few fixes for ARMv5TE.

runtime/vm/simulator_arm.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 <setjmp.h>  // NOLINT
 #include <stdlib.h>
 
 #include "vm/globals.h"
 #if defined(TARGET_ARCH_ARM)
 
@@ skipping 1695 matching lines @@
           }
           break;
         }
         default: {
           UnimplementedInstruction(instr);
           break;
         }
       }
     } else if (instr->IsMultiplyOrSyncPrimitive()) {
       if (instr->Bit(24) == 0) {
-        if ((TargetCPUFeatures::arm_version() != ARMv7) &&
-            (instr->Bits(21, 3) != 0)) {
-          // mla ... smlal only supported on armv7.
-          UnimplementedInstruction(instr);
-          return;
-        }
         // multiply instructions.
         Register rn = instr->RnField();
         Register rd = instr->RdField();
         Register rs = instr->RsField();
         Register rm = instr->RmField();
         int32_t rm_val = get_register(rm);
         int32_t rs_val = get_register(rs);
         int32_t rd_val = 0;
         switch (instr->Bits(21, 3)) {
           case 1:
@@ skipping 2139 matching lines @@
   set_register(kExceptionObjectReg, bit_cast<int32_t>(raw_exception));
   set_register(kStackTraceObjectReg, bit_cast<int32_t>(raw_stacktrace));
   buf->Longjmp();
 }
 
 }  // namespace dart
 
 #endif  // !defined(HOST_ARCH_ARM)
 
 #endif  // defined TARGET_ARCH_ARM