[prof] export slide offset in profile log

src/log.cc

 // Copyright 2011 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/log.h"
 
 #include <cstdarg>
 #include <sstream>
 
 #include "src/bailout-reason.h"
@@ skipping 648 matching lines @@
 
 
 void Profiler::Engage() {
   if (engaged_) return;
   engaged_ = true;
 
   std::vector<base::OS::SharedLibraryAddress> addresses =
       base::OS::GetSharedLibraryAddresses();
   for (size_t i = 0; i < addresses.size(); ++i) {
     LOG(isolate_, SharedLibraryEvent(
-        addresses[i].library_path, addresses[i].start, addresses[i].end));
+        addresses[i].library_path, addresses[i].start, addresses[i].end,
+            addresses[i].slide));
   }
 
   // Start thread processing the profiler buffer.
   base::NoBarrier_Store(&running_, 1);
   Start();
 
   // Register to get ticks.
   Logger* logger = isolate_->logger();
   logger->ticker_->SetProfiler(this);
 
@@ skipping 141 matching lines @@
 
 
 void Logger::ApiSecurityCheck() {
   if (!log_->IsEnabled() || !FLAG_log_api) return;
   ApiEvent("api,check-security");
 }
 
 
 void Logger::SharedLibraryEvent(const std::string& library_path,
                                 uintptr_t start,
-                                uintptr_t end) {
+                                uintptr_t end,
+                                uintptr_t slide) {
   if (!log_->IsEnabled() || !FLAG_prof_cpp) return;
   Log::MessageBuilder msg(log_);
-  msg.Append("shared-library,\"%s\",0x%08" V8PRIxPTR ",0x%08" V8PRIxPTR,
-             library_path.c_str(), start, end);
+  msg.Append("shared-library,\"%s\",0x%08" V8PRIxPTR ",0x%08" V8PRIxPTR
+                 ",0x%08" V8PRIxPTR,
+             library_path.c_str(), start, end, slide);
   msg.WriteToLogFile();
 }
 
 
 void Logger::CodeDeoptEvent(Code* code, Address pc, int fp_to_sp_delta) {
   PROFILER_LOG(CodeDeoptEvent(code, pc, fp_to_sp_delta));
   if (!log_->IsEnabled() || !FLAG_log_internal_timer_events) return;
   Log::MessageBuilder msg(log_);
   int since_epoch = static_cast<int>(timer_.Elapsed().InMicroseconds());
   msg.Append("code-deopt,%d,%d", since_epoch, code->CodeSize());
@@ skipping 1004 matching lines @@
     removeCodeEventListener(jit_logger_);
     delete jit_logger_;
     jit_logger_ = NULL;
   }
 
   return log_->Close();
 }
 
 }  // namespace internal
 }  // namespace v8