MIPS: Add tests to be skipped because of NaN representation on MIPS

test/wasm-spec-tests/wasm-spec-tests.status

 # Copyright 2016 the V8 project authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 [
 [ALWAYS, {
-  # These tests fail because mips does not support the correct NaN bit patterns.
-  'tests/float_misc': [PASS, ['arch == mipsel or arch == mips64el', SKIP]],
-  'tests/float_exprs': [PASS, ['arch == mipsel or arch == mips64el', SKIP]],
-  'tests/f32': [PASS, ['arch == mipsel or arch == mips64el', SKIP]],
-  'tests/f64': [PASS, ['arch == mipsel or arch == mips64el', SKIP]],
-
   #TODO(ahaas): Add additional stack checks on mips.
   # Issue 6318: Stack checks for functions with huge stack frames fail on x64 and ia32
   'tests/skip-stack-guard-page': [PASS, ['arch == mipsel or arch == mips64el or arch == x64 or arch == ia32', SKIP]],
 }],  # ALWAYS
 
+['arch == mipsel or arch == mips64el or arch == mips or arch == mips64', {
+  # These tests fail because mips does not support the correct NaN bit patterns.
+  'tests/float_misc': [SKIP],
+  'tests/float_exprs': [SKIP],
+  'tests/f32': [SKIP],
+  'tests/f64': [SKIP],
+  'tests/f32_bitwise': [SKIP],
+  'tests/f64_bitwise': [SKIP],
+  'tests/conversions': [SKIP],

[ivica.bogosavljevic, 2017/05/18 15:13:00]

Could you please check if these tests are passing on simulator, since simulator
uses native NaN and these tests should pass.

If that is the case then disable tests on targets only and let it run on
simulator

[predrag.rudic, 2017/05/19 13:02:19]

Only tests/conversions don't fail on all platforms in simulator

+}],  # 'arch == mipsel or arch == mips64el or arch == mips or arch == mips64'
+
 ['arch == arm and not simulator_run', {
   # Too slow on chromebooks.
   'tests/br_table': [SKIP],
 }],  # 'arch == arm and not simulator_run'
 
 ]