Lower the number of threads for some threading tests when testing on ARM to avoid timeouts

test/cctest/test-lockers.cc

 // Copyright 2007-2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 296 matching lines @@
     CalcFibAndCheck();
     threadB.Join();
   }
  private:
   v8::Isolate* isolate1_;
   v8::Isolate* isolate2_;
 };
 
 // Run parallel threads that lock and access different isolates in parallel
 TEST(SeparateIsolatesLocksNonexclusive) {
+#ifdef V8_TARGET_ARCH_ARM
+  const int kNThreads = 50;
+#else
   const int kNThreads = 100;
+#endif
   v8::Isolate* isolate1 = v8::Isolate::New();
   v8::Isolate* isolate2 = v8::Isolate::New();
   i::List<JoinableThread*> threads(kNThreads);
   for (int i = 0; i < kNThreads; i++) {
     threads.Add(new SeparateIsolatesLocksNonexclusiveThread(isolate1,
                                                              isolate2));
   }
   StartJoinAndDeleteThreads(threads);
   isolate2->Dispose();
   isolate1->Dispose();
@@ skipping 48 matching lines @@
       v8::Context::Scope context_scope(context);
       CalcFibAndCheck();
     }
   }
  private:
   v8::Isolate* isolate_;
 };
 
 // Use unlocker inside of a Locker, multiple threads.
 TEST(LockerUnlocker) {
+#ifdef V8_TARGET_ARCH_ARM
+  const int kNThreads = 50;
+#else
   const int kNThreads = 100;
+#endif
   i::List<JoinableThread*> threads(kNThreads);
   v8::Isolate* isolate = v8::Isolate::New();
   for (int i = 0; i < kNThreads; i++) {
     threads.Add(new LockerUnlockerThread(isolate));
   }
   StartJoinAndDeleteThreads(threads);
   isolate->Dispose();
 }
 
 class LockTwiceAndUnlockThread : public JoinableThread {
@@ skipping 27 matching lines @@
       v8::Context::Scope context_scope(context);
       CalcFibAndCheck();
     }
   }
  private:
   v8::Isolate* isolate_;
 };
 
 // Use Unlocker inside two Lockers.
 TEST(LockTwiceAndUnlock) {
+#ifdef V8_TARGET_ARCH_ARM
+  const int kNThreads = 50;
+#else
   const int kNThreads = 100;
+#endif
   i::List<JoinableThread*> threads(kNThreads);
   v8::Isolate* isolate = v8::Isolate::New();
   for (int i = 0; i < kNThreads; i++) {
     threads.Add(new LockTwiceAndUnlockThread(isolate));
   }
   StartJoinAndDeleteThreads(threads);
   isolate->Dispose();
 }
 
 class LockAndUnlockDifferentIsolatesThread : public JoinableThread {
@@ skipping 175 matching lines @@
       v8::Context::Scope context_scope(context);
       v8::Handle<String> source = v8::String::New("1+1");
       v8::Handle<Script> script = v8::Script::Compile(source);
       v8::Handle<Value> result = script->Run();
       v8::String::AsciiValue ascii(result);
       context.Dispose();
     }
     isolate->Dispose();
   }
 }