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path: root/src/javascript/jsc/bindings/ZigSourceProvider.cpp
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Diffstat (limited to 'src/javascript/jsc/bindings/ZigSourceProvider.cpp')
-rw-r--r--src/javascript/jsc/bindings/ZigSourceProvider.cpp198
1 files changed, 0 insertions, 198 deletions
diff --git a/src/javascript/jsc/bindings/ZigSourceProvider.cpp b/src/javascript/jsc/bindings/ZigSourceProvider.cpp
deleted file mode 100644
index 4e426b449..000000000
--- a/src/javascript/jsc/bindings/ZigSourceProvider.cpp
+++ /dev/null
@@ -1,198 +0,0 @@
-#include "root.h"
-
-#include "helpers.h"
-
-#include "ZigSourceProvider.h"
-
-#include "JavaScriptCore/BytecodeCacheError.h"
-#include "JavaScriptCore/CodeCache.h"
-
-#include "JavaScriptCore/Completion.h"
-#include "wtf/Scope.h"
-#include "wtf/text/StringHash.h"
-#include <sys/stat.h>
-
-extern "C" void RefString__free(void*, void*, unsigned);
-
-namespace Zig {
-
-using Base = JSC::SourceProvider;
-using BytecodeCacheGenerator = JSC::BytecodeCacheGenerator;
-using UnlinkedFunctionExecutable = JSC::UnlinkedFunctionExecutable;
-using CachedBytecode = JSC::CachedBytecode;
-using UnlinkedFunctionCodeBlock = JSC::UnlinkedFunctionCodeBlock;
-using SourceCode = JSC::SourceCode;
-using CodeSpecializationKind = JSC::CodeSpecializationKind;
-using SourceOrigin = JSC::SourceOrigin;
-using String = WTF::String;
-using SourceProviderSourceType = JSC::SourceProviderSourceType;
-
-static char* wasmSourceName = "[WebAssembly Source]";
-static size_t wasmSourceName_len = 20;
-
-Ref<SourceProvider> SourceProvider::create(ResolvedSource resolvedSource)
-{
- void* allocator = resolvedSource.allocator;
-
- JSC::SourceProviderSourceType sourceType = JSC::SourceProviderSourceType::Module;
-
- if (allocator) {
- Ref<WTF::ExternalStringImpl> stringImpl_ = WTF::ExternalStringImpl::create(
- resolvedSource.source_code.ptr, resolvedSource.source_code.len,
- allocator,
- RefString__free);
- return adoptRef(*new SourceProvider(
- resolvedSource, stringImpl_,
- JSC::SourceOrigin(WTF::URL::fileURLWithFileSystemPath(toString(resolvedSource.source_url))),
- toStringNotConst(resolvedSource.source_url), TextPosition(),
- sourceType));
- } else {
- Ref<WTF::ExternalStringImpl> stringImpl_ = WTF::ExternalStringImpl::createStatic(
- resolvedSource.source_code.ptr, resolvedSource.source_code.len);
- return adoptRef(*new SourceProvider(
- resolvedSource, stringImpl_,
- JSC::SourceOrigin(WTF::URL::fileURLWithFileSystemPath(toString(resolvedSource.source_url))),
- toStringNotConst(resolvedSource.source_url), TextPosition(),
- sourceType));
- }
-}
-
-unsigned SourceProvider::getHash()
-{
- if (m_hash) {
- return m_hash;
- }
-
- m_hash = WTF::StringHash::hash(m_source.get());
- return m_hash;
-}
-
-void SourceProvider::freeSourceCode()
-{
- if (did_free_source_code) {
- return;
- }
- did_free_source_code = true;
- if (m_resolvedSource.allocator != 0) { // // WTF::ExternalStringImpl::destroy(m_source.ptr());
- this->m_source = WTF::StringImpl::empty()->isolatedCopy();
- this->m_hash = 0;
- m_resolvedSource.allocator = 0;
- }
- // if (m_resolvedSource.allocator != 0) {
- // ZigString__free(m_resolvedSource.source_code.ptr, m_resolvedSource.source_code.len,
- // m_resolvedSource.allocator);
- // }
-}
-
-void SourceProvider::updateCache(const UnlinkedFunctionExecutable* executable, const SourceCode&,
- CodeSpecializationKind kind,
- const UnlinkedFunctionCodeBlock* codeBlock)
-{
- // if (!m_resolvedSource.bytecodecache_fd || !m_cachedBytecode)
- return;
-
- JSC::BytecodeCacheError error;
- RefPtr<JSC::CachedBytecode> cachedBytecode = JSC::encodeFunctionCodeBlock(executable->vm(), codeBlock, error);
- if (cachedBytecode && !error.isValid())
- m_cachedBytecode->addFunctionUpdate(executable, kind, *cachedBytecode);
-}
-
-void SourceProvider::cacheBytecode(const BytecodeCacheGenerator& generator)
-{
- // if (!m_resolvedSource.bytecodecache_fd)
- return;
-
- if (!m_cachedBytecode)
- m_cachedBytecode = JSC::CachedBytecode::create();
- auto update = generator();
- if (update)
- m_cachedBytecode->addGlobalUpdate(*update);
-}
-void SourceProvider::commitCachedBytecode()
-{
- // if (!m_resolvedSource.bytecodecache_fd || !m_cachedBytecode || !m_cachedBytecode->hasUpdates())
- return;
-
- // auto clearBytecode = WTF::makeScopeExit([&] { m_cachedBytecode = nullptr; });
- // const auto fd = m_resolvedSource.bytecodecache_fd;
-
- // auto fileSize = FileSystem::fileSize(fd);
- // if (!fileSize)
- // return;
-
- // size_t cacheFileSize;
- // if (!WTF::convertSafely(*fileSize, cacheFileSize) || cacheFileSize != m_cachedBytecode->size()) {
- // // The bytecode cache has already been updated
- // return;
- // }
-
- // if (!FileSystem::truncateFile(fd, m_cachedBytecode->sizeForUpdate()))
- // return;
-
- // m_cachedBytecode->commitUpdates([&](off_t offset, const void* data, size_t size) {
- // long long result = FileSystem::seekFile(fd, offset, FileSystem::FileSeekOrigin::Beginning);
- // ASSERT_UNUSED(result, result != -1);
- // size_t bytesWritten = static_cast<size_t>(FileSystem::writeToFile(fd, data, size));
- // ASSERT_UNUSED(bytesWritten, bytesWritten == size);
- // });
-}
-
-bool SourceProvider::isBytecodeCacheEnabled() const
-{
- // return m_resolvedSource.bytecodecache_fd > 0;
- return false;
-}
-
-void SourceProvider::readOrGenerateByteCodeCache(JSC::VM& vm, const JSC::SourceCode& sourceCode)
-{
- // auto status = this->readCache(vm, sourceCode);
- // switch (status) {
- // case -1: {
- // m_resolvedSource.bytecodecache_fd = 0;
- // break;
- // }
- // case 0: {
- // JSC::BytecodeCacheError err;
- // m_cachedBytecode = JSC::generateModuleBytecode(vm, sourceCode, m_resolvedSource.bytecodecache_fd, err);
-
- // if (err.isValid()) {
- // m_resolvedSource.bytecodecache_fd = 0;
- // m_cachedBytecode = JSC::CachedBytecode::create();
- // }
- // }
- // // TODO: read the bytecode into a JSC::SourceCode object here
- // case 1: {
- // }
- // }
-}
-int SourceProvider::readCache(JSC::VM& vm, const JSC::SourceCode& sourceCode)
-{
- return -1;
- // if (m_resolvedSource.bytecodecache_fd == 0)
- // return -1;
- // if (!FileSystem::isHandleValid(m_resolvedSource.bytecodecache_fd))
- // return -1;
- // const auto fd = m_resolvedSource.bytecodecache_fd;
-
- // bool success;
- // FileSystem::MappedFileData mappedFile(fd, FileSystem::MappedFileMode::Shared, success);
- // if (!success)
- // return -1;
-
- // const uint8_t* fileData = reinterpret_cast<const uint8_t*>(mappedFile.data());
- // unsigned fileTotalSize = mappedFile.size();
- // if (fileTotalSize == 0)
- // return 0;
-
- // Ref<JSC::CachedBytecode> cachedBytecode = JSC::CachedBytecode::create(WTFMove(mappedFile));
- // // auto key = JSC::sourceCodeKeyForSerializedModule(vm, sourceCode);
- // // if (isCachedBytecodeStillValid(vm, cachedBytecode.copyRef(), key,
- // // JSC::SourceCodeType::ModuleType)) {
- // m_cachedBytecode = WTFMove(cachedBytecode);
- // return 1;
- // } else {
- // FileSystem::truncateFile(fd, 0);
- // return 0;
- // }
-}
-}; // namespace Zig \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2025-06-27 20:21:17 +0000