Experimental parser: merge to r19637

src/platform-posix.cc

 // Copyright 2012 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
 //       with the distribution.
 //     * Neither the name of Google Inc. nor the names of its
 //       contributors may be used to endorse or promote products derived
 //       from this software without specific prior written permission.
 //
 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// Platform specific code for POSIX goes here. This is not a platform on its
-// own but contains the parts which are the same across POSIX platforms Linux,
-// Mac OS, FreeBSD and OpenBSD.
+// Platform-specific code for POSIX goes here. This is not a platform on its
+// own, but contains the parts which are the same across the POSIX platforms
+// Linux, MacOS, FreeBSD, OpenBSD, NetBSD and QNX.
 
 #include <dlfcn.h>
 #include <pthread.h>
 #if defined(__DragonFly__) || defined(__FreeBSD__) || defined(__OpenBSD__)
 #include <pthread_np.h>  // for pthread_set_name_np
 #endif
 #include <sched.h>  // for sched_yield
 #include <unistd.h>
 #include <errno.h>
 #include <time.h>
@@ skipping 217 matching lines @@
 }
 
 
 void OS::Sleep(int milliseconds) {
   useconds_t ms = static_cast<useconds_t>(milliseconds);
   usleep(1000 * ms);
 }
 
 
 void OS::Abort() {
+  if (FLAG_hard_abort) {
+    V8_IMMEDIATE_CRASH();
+  }
   // Redirect to std abort to signal abnormal program termination.
-  if (FLAG_break_on_abort) {
-    DebugBreak();
-  }
   abort();
 }
 
 
 void OS::DebugBreak() {
 #if V8_HOST_ARCH_ARM
   asm("bkpt 0");
+#elif V8_HOST_ARCH_A64
+  asm("brk 0");
 #elif V8_HOST_ARCH_MIPS
   asm("break");
 #elif V8_HOST_ARCH_IA32
 #if defined(__native_client__)
   asm("hlt");
 #else
   asm("int $3");
 #endif  // __native_client__
 #elif V8_HOST_ARCH_X64
   asm("int $3");
@@ skipping 487 matching lines @@
 
 void Thread::SetThreadLocal(LocalStorageKey key, void* value) {
   pthread_key_t pthread_key = LocalKeyToPthreadKey(key);
   int result = pthread_setspecific(pthread_key, value);
   ASSERT_EQ(0, result);
   USE(result);
 }
 
 
 } }  // namespace v8::internal