Adds targets for simarmv6 and armv6

tests/standalone/standalone.status

 # 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.
 
 # WARNING:
 # Tests using the multitest feature where failure is expected should *also* be
 # listed in tests/lib/analyzer/analyze_tests.status without the "standalone"
 # prefix.
 
 package/invalid_uri_test: Fail, OK # CompileTimeErrors intentionally
@@ skipping 122 matching lines @@
 io/arguments_test: CompileTimeError, OK # Cannot pass arguments to d8.
 
 [ $compiler == dart2js && $runtime == none ]
 io/arguments_test: Fail # DartOptions not supported by dart2js, and issue 14200.
 medium_integer_test: Pass # The test only fails at runtime, not at compilation.
 oom_error_stacktrace_test: Pass # The test only fails at runtime.
 
 [ $compiler == dart2js && $browser ]
 *: Skip
 
-[ $arch == simarm || $arch == simarmv5te || $arch == simmips ]
+[ $arch == simarm || $arch == simarmv6 || $arch == simarmv5te || $arch == simmips ]
 out_of_memory_test: Skip # passes on Mac, crashes on Linux
 oom_error_stacktrace_test: Skip # Fails on Linux
 
 [ $arch == simmips || $arch == mips ]
 javascript_int_overflow_test: Skip # --throw_on_javascript_int_overflow not supported on MIPS.
 
 [ $arch == mips ]
 io/signals_test: Fail # Issue 17440
 io/file_stat_test: Fail # Issue 17440
 io/process_sync_test: Skip # Starts 10 dart subprocesses, uses too much memory.
@@ skipping 107 matching lines @@
 io/socket_cross_process_test: RuntimeError # Platform.executable
 io/test_runner_test: RuntimeError # Platform.executable
 io/file_lock_test: RuntimeError # Platform.executable
 io/code_collection_test: RuntimeError # Platform.executable
 io/file_lock_test: RuntimeError # Platform.executable
 io/code_collection_test: RuntimeError # Platform.executable
 io/raw_socket_cross_process_test: RuntimeError # Platform.executable
 io/test_extension_test: RuntimeError # Platform.executable
 io/regress_7679_test: RuntimeError # Platform.executable
 
-io/process_*: Skip # Most use Platform.executable
+io/process_*: Skip # Most use Platform.executable