[Interpreter] Add support for cpu profiler logging.

src/profiler/cpu-profiler.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/profiler/cpu-profiler.h"
 
 #include "src/debug/debug.h"
 #include "src/deoptimizer.h"
 #include "src/frames-inl.h"
 #include "src/locked-queue-inl.h"
@@ skipping 193 matching lines @@
   CodeEventsContainer evt_rec(CodeEventRecord::CODE_CREATION);
   CodeCreateEventRecord* rec = &evt_rec.CodeCreateEventRecord_;
   rec->start = entry_point;
   rec->entry = profiles_->NewCodeEntry(
       Logger::CALLBACK_TAG,
       profiles_->GetName(name));
   rec->size = 1;
   processor_->Enqueue(evt_rec);
 }
 
-
 void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag,
-                                  Code* code,
-                                  const char* name) {
+                                  AbstractCode* code, const char* name) {
   CodeEventsContainer evt_rec(CodeEventRecord::CODE_CREATION);
   CodeCreateEventRecord* rec = &evt_rec.CodeCreateEventRecord_;
   rec->start = code->address();
   rec->entry = profiles_->NewCodeEntry(
       tag, profiles_->GetFunctionName(name), CodeEntry::kEmptyNamePrefix,
       CodeEntry::kEmptyResourceName, CpuProfileNode::kNoLineNumberInfo,
       CpuProfileNode::kNoColumnNumberInfo, NULL, code->instruction_start());
   rec->size = code->ExecutableSize();
   processor_->Enqueue(evt_rec);
 }
 
-
 void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag,
-                                  Code* code,
-                                  Name* name) {
+                                  AbstractCode* code, Name* name) {
   CodeEventsContainer evt_rec(CodeEventRecord::CODE_CREATION);
   CodeCreateEventRecord* rec = &evt_rec.CodeCreateEventRecord_;
   rec->start = code->address();
   rec->entry = profiles_->NewCodeEntry(
       tag, profiles_->GetFunctionName(name), CodeEntry::kEmptyNamePrefix,
       CodeEntry::kEmptyResourceName, CpuProfileNode::kNoLineNumberInfo,
       CpuProfileNode::kNoColumnNumberInfo, NULL, code->instruction_start());
   rec->size = code->ExecutableSize();
   processor_->Enqueue(evt_rec);
 }
 
-
-void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag, Code* code,
+void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag,
+                                  AbstractCode* code,
                                   SharedFunctionInfo* shared,
                                   CompilationInfo* info, Name* script_name) {
   CodeEventsContainer evt_rec(CodeEventRecord::CODE_CREATION);
   CodeCreateEventRecord* rec = &evt_rec.CodeCreateEventRecord_;
   rec->start = code->address();
   rec->entry = profiles_->NewCodeEntry(
       tag, profiles_->GetFunctionName(shared->DebugName()),
       CodeEntry::kEmptyNamePrefix, profiles_->GetName(script_name),
       CpuProfileNode::kNoLineNumberInfo, CpuProfileNode::kNoColumnNumberInfo,
       NULL, code->instruction_start());
   if (info) {
     rec->entry->set_inlined_function_infos(info->inlined_function_infos());
   }
   rec->entry->FillFunctionInfo(shared);
   rec->size = code->ExecutableSize();
   processor_->Enqueue(evt_rec);
 }
 
-
-void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag, Code* code,
+void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag,
+                                  AbstractCode* abstract_code,
                                   SharedFunctionInfo* shared,
                                   CompilationInfo* info, Name* script_name,
                                   int line, int column) {
   CodeEventsContainer evt_rec(CodeEventRecord::CODE_CREATION);
   CodeCreateEventRecord* rec = &evt_rec.CodeCreateEventRecord_;
-  rec->start = code->address();
+  rec->start = abstract_code->address();
   Script* script = Script::cast(shared->script());
   JITLineInfoTable* line_table = NULL;
   if (script) {
-    line_table = new JITLineInfoTable();
-    for (RelocIterator it(code); !it.done(); it.next()) {
-      RelocInfo::Mode mode = it.rinfo()->rmode();
-      if (RelocInfo::IsPosition(mode)) {
-        int position = static_cast<int>(it.rinfo()->data());
-        if (position >= 0) {
-          int pc_offset = static_cast<int>(it.rinfo()->pc() - code->address());
-          int line_number = script->GetLineNumber(position) + 1;
-          line_table->SetPosition(pc_offset, line_number);
+    if (abstract_code->IsCode()) {
+      Code* code = abstract_code->GetCode();
+      line_table = new JITLineInfoTable();
+      for (RelocIterator it(code); !it.done(); it.next()) {
+        RelocInfo::Mode mode = it.rinfo()->rmode();
+        if (RelocInfo::IsPosition(mode)) {
+          int position = static_cast<int>(it.rinfo()->data());
+          if (position >= 0) {
+            int pc_offset =
+                static_cast<int>(it.rinfo()->pc() - code->address());
+            int line_number = script->GetLineNumber(position) + 1;
+            line_table->SetPosition(pc_offset, line_number);
+          }
         }
       }
+    } else {
+      DCHECK(abstract_code->IsBytecodeArray());
+      // TODO(rmcilroy): source position tracking for bytecode arrays.
     }
   }
   rec->entry = profiles_->NewCodeEntry(
       tag, profiles_->GetFunctionName(shared->DebugName()),
       CodeEntry::kEmptyNamePrefix, profiles_->GetName(script_name), line,
-      column, line_table, code->instruction_start());
+      column, line_table, abstract_code->instruction_start());
   if (info) {
     rec->entry->set_inlined_function_infos(info->inlined_function_infos());
   }
   rec->entry->FillFunctionInfo(shared);
-  rec->size = code->ExecutableSize();
+  rec->size = abstract_code->ExecutableSize();
   processor_->Enqueue(evt_rec);
 }
 
-
 void CpuProfiler::CodeCreateEvent(Logger::LogEventsAndTags tag,
-                                  Code* code,
-                                  int args_count) {
+                                  AbstractCode* code, int args_count) {
   CodeEventsContainer evt_rec(CodeEventRecord::CODE_CREATION);
   CodeCreateEventRecord* rec = &evt_rec.CodeCreateEventRecord_;
   rec->start = code->address();
   rec->entry = profiles_->NewCodeEntry(
       tag, profiles_->GetName(args_count), "args_count: ",
       CodeEntry::kEmptyResourceName, CpuProfileNode::kNoLineNumberInfo,
       CpuProfileNode::kNoColumnNumberInfo, NULL, code->instruction_start());
   rec->size = code->ExecutableSize();
   processor_->Enqueue(evt_rec);
 }
 
-
-void CpuProfiler::CodeMoveEvent(Address from, Address to) {
+void CpuProfiler::CodeMoveEvent(AbstractCode* from, Address to) {
   CodeEventsContainer evt_rec(CodeEventRecord::CODE_MOVE);
   CodeMoveEventRecord* rec = &evt_rec.CodeMoveEventRecord_;
-  rec->from = from;
+  rec->from = from->address();
   rec->to = to;
   processor_->Enqueue(evt_rec);
 }
 
-
-void CpuProfiler::CodeDisableOptEvent(Code* code, SharedFunctionInfo* shared) {
+void CpuProfiler::CodeDisableOptEvent(AbstractCode* code,
+                                      SharedFunctionInfo* shared) {
   CodeEventsContainer evt_rec(CodeEventRecord::CODE_DISABLE_OPT);
   CodeDisableOptEventRecord* rec = &evt_rec.CodeDisableOptEventRecord_;
   rec->start = code->address();
   rec->bailout_reason = GetBailoutReason(shared->disable_optimization_reason());
   processor_->Enqueue(evt_rec);
 }
 
-
 void CpuProfiler::CodeDeoptEvent(Code* code, Address pc, int fp_to_sp_delta) {
   CodeEventsContainer evt_rec(CodeEventRecord::CODE_DEOPT);
   CodeDeoptEventRecord* rec = &evt_rec.CodeDeoptEventRecord_;
   Deoptimizer::DeoptInfo info = Deoptimizer::GetDeoptInfo(code, pc);
   rec->start = code->address();
   rec->deopt_reason = Deoptimizer::GetDeoptReason(info.deopt_reason);
   rec->position = info.position;
   rec->pc_offset = pc - code->instruction_start();
   processor_->Enqueue(evt_rec);
   processor_->AddDeoptStack(isolate_, pc, fp_to_sp_delta);
 }
 
-
-void CpuProfiler::CodeDeleteEvent(Address from) {
-}
-
-
 void CpuProfiler::GetterCallbackEvent(Name* name, Address entry_point) {
   CodeEventsContainer evt_rec(CodeEventRecord::CODE_CREATION);
   CodeCreateEventRecord* rec = &evt_rec.CodeCreateEventRecord_;
   rec->start = entry_point;
   rec->entry = profiles_->NewCodeEntry(
       Logger::CALLBACK_TAG,
       profiles_->GetName(name),
       "get ");
   rec->size = 1;
   processor_->Enqueue(evt_rec);
 }
 
-
-void CpuProfiler::RegExpCodeCreateEvent(Code* code, String* source) {
+void CpuProfiler::RegExpCodeCreateEvent(AbstractCode* code, String* source) {
   CodeEventsContainer evt_rec(CodeEventRecord::CODE_CREATION);
   CodeCreateEventRecord* rec = &evt_rec.CodeCreateEventRecord_;
   rec->start = code->address();
   rec->entry = profiles_->NewCodeEntry(
       Logger::REG_EXP_TAG, profiles_->GetName(source), "RegExp: ",
       CodeEntry::kEmptyResourceName, CpuProfileNode::kNoLineNumberInfo,
       CpuProfileNode::kNoColumnNumberInfo, NULL, code->instruction_start());
   rec->size = code->ExecutableSize();
   processor_->Enqueue(evt_rec);
 }
@@ skipping 151 matching lines @@
     Builtins::Name id = static_cast<Builtins::Name>(i);
     rec->start = builtins->builtin(id)->address();
     rec->builtin_id = id;
     processor_->Enqueue(evt_rec);
   }
 }
 
 
 }  // namespace internal
 }  // namespace v8