Contribution of PowerPC port.

src/debug.cc

 // Copyright 2012 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.
 
 #include "src/v8.h"
 
 #include "src/api.h"
 #include "src/arguments.h"
 #include "src/bootstrapper.h"
 #include "src/code-stubs.h"
@@ skipping 2274 matching lines @@
     if (RelocInfo::IsDebugBreakSlot(it.rinfo()->rmode())) {
       at_debug_break_slot = (it.rinfo()->pc() ==
           addr - Assembler::kPatchDebugBreakSlotAddressOffset);
     }
     it.next();
   }
 
   // Handle the jump to continue execution after break point depending on the
   // break location.
   if (at_js_return) {
-    // If the break point as return is still active jump to the corresponding
+    // If the break point at return is still active jump to the corresponding
     // place in the original code. If not the break point was removed during
     // break point processing.
     if (break_at_js_return_active) {
       addr += original_code->instruction_start() - code->instruction_start();
     }
 
     // Move back to where the call instruction sequence started.
     after_break_target_ = addr - Assembler::kPatchReturnSequenceAddressOffset;
   } else if (at_debug_break_slot) {
     // Address of where the debug break slot starts.
@@ skipping 1055 matching lines @@
   logger_->DebugEvent("Put", message.text());
 }
 
 
 void LockingCommandMessageQueue::Clear() {
   base::LockGuard<base::Mutex> lock_guard(&mutex_);
   queue_.Clear();
 }
 
 } }  // namespace v8::internal