WebKit/Source/JavaScriptCore/profiler/ProfilerBytecodes.cpp at main · WebKit/WebKit · GitHub

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* notice, this list of conditions and the following disclaimer.

* 2. Redistributions in binary form must reproduce the above copyright

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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY

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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

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#include "config.h"

#include "ProfilerBytecodes.h"

#include "CodeBlock.h"

#include "JSCInlines.h"

#include "ObjectConstructor.h"

#include "ProfilerDumper.h"

#include <wtf/StringPrintStream.h>

#include <wtf/text/MakeString.h>

#include <wtf/unicode/CharacterNames.h>

namespace JSC { namespace Profiler {

Bytecodes::Bytecodes(size_t id, CodeBlock* codeBlock)

: BytecodeSequence(codeBlock)

, m_id(id)

, m_inferredName(codeBlock->inferredName())

, m_sourceCode(codeBlock->sourceCodeForTools())

, m_hash(codeBlock->hash())

, m_instructionCount(codeBlock->instructionsSize())

{

}

Bytecodes::~Bytecodes() = default;

void Bytecodes::dump(PrintStream& out) const

{

out.print("#", m_hash, "(", m_id, ")");

}

Ref<JSON::Value> Bytecodes::toJSON(Dumper& dumper) const

{

auto result = JSON::Object::create();

result->setDouble(dumper.keys().m_bytecodesID, m_id);

result->setString(dumper.keys().m_inferredName, String::fromUTF8(m_inferredName.span()));

String sourceCode = String::fromUTF8(m_sourceCode.span());

if (Options::abbreviateSourceCodeForProfiler()) {

unsigned size = Options::abbreviateSourceCodeForProfiler();

if (sourceCode.length() > size)

sourceCode = makeString(StringView(sourceCode).left(size - 1), horizontalEllipsis);

}

result->setString(dumper.keys().m_sourceCode, WTF::move(sourceCode));

result->setString(dumper.keys().m_hash, String::fromUTF8(toCString(m_hash).span()));

result->setDouble(dumper.keys().m_instructionCount, m_instructionCount);

addSequenceProperties(dumper, result.get());

return result;

}

} } // namespace JSC::Profiler

WebKit/Source/JavaScriptCore/profiler/ProfilerBytecodes.cpp at main · WebKit/WebKit · GitHub

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