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// Copyright 2010 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.
#ifndef V8_PROFILER_PROFILE_GENERATOR_INL_H_
#define V8_PROFILER_PROFILE_GENERATOR_INL_H_
#include "src/profiler/profile-generator.h"
#include <memory>
namespace v8 {
namespace internal {
CodeEntry::CodeEntry(CodeEventListener::LogEventsAndTags tag, const char* name,
const char* resource_name, int line_number,
int column_number,
std::unique_ptr<SourcePositionTable> line_info,
bool is_shared_cross_origin)
: bit_field_(TagField::encode(tag) |
BuiltinIdField::encode(Builtins::builtin_count) |
SharedCrossOriginField::encode(is_shared_cross_origin)),
name_(name),
resource_name_(resource_name),
line_number_(line_number),
column_number_(column_number),
script_id_(v8::UnboundScript::kNoScriptId),
position_(0),
line_info_(std::move(line_info)) {}
inline CodeEntry* ProfileGenerator::FindEntry(Address address,
Address* out_instruction_start) {
CodeEntry* entry = code_map_->FindEntry(address, out_instruction_start);
if (entry) entry->mark_used();
return entry;
}
ProfileNode::ProfileNode(ProfileTree* tree, CodeEntry* entry,
ProfileNode* parent, int line_number)
: tree_(tree),
entry_(entry),
self_ticks_(0),
line_number_(line_number),
parent_(parent),
id_(tree->next_node_id()) {
tree_->EnqueueNode(this);
}
inline CpuProfileNode::SourceType ProfileNode::source_type() const {
// Handle metadata and VM state code entry types.
if (entry_ == CodeEntry::program_entry() ||
entry_ == CodeEntry::idle_entry() || entry_ == CodeEntry::gc_entry() ||
entry_ == CodeEntry::root_entry()) {
return CpuProfileNode::kInternal;
}
if (entry_ == CodeEntry::unresolved_entry())
return CpuProfileNode::kUnresolved;
// Otherwise, resolve based on logger tag.
switch (entry_->tag()) {
case CodeEventListener::EVAL_TAG:
case CodeEventListener::SCRIPT_TAG:
case CodeEventListener::LAZY_COMPILE_TAG:
case CodeEventListener::FUNCTION_TAG:
case CodeEventListener::INTERPRETED_FUNCTION_TAG:
return CpuProfileNode::kScript;
case CodeEventListener::BUILTIN_TAG:
case CodeEventListener::HANDLER_TAG:
case CodeEventListener::BYTECODE_HANDLER_TAG:
case CodeEventListener::NATIVE_FUNCTION_TAG:
case CodeEventListener::NATIVE_SCRIPT_TAG:
case CodeEventListener::NATIVE_LAZY_COMPILE_TAG:
return CpuProfileNode::kBuiltin;
case CodeEventListener::CALLBACK_TAG:
return CpuProfileNode::kCallback;
case CodeEventListener::REG_EXP_TAG:
case CodeEventListener::STUB_TAG:
case CodeEventListener::CODE_CREATION_EVENT:
case CodeEventListener::CODE_DISABLE_OPT_EVENT:
case CodeEventListener::CODE_MOVE_EVENT:
case CodeEventListener::CODE_DELETE_EVENT:
case CodeEventListener::CODE_MOVING_GC:
case CodeEventListener::SHARED_FUNC_MOVE_EVENT:
case CodeEventListener::SNAPSHOT_CODE_NAME_EVENT:
case CodeEventListener::TICK_EVENT:
case CodeEventListener::NUMBER_OF_LOG_EVENTS:
return CpuProfileNode::kInternal;
}
} // namespace internal
inline Isolate* ProfileNode::isolate() const { return tree_->isolate(); }
} // namespace internal
} // namespace v8
#endif // V8_PROFILER_PROFILE_GENERATOR_INL_H_