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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.cpp143
1 files changed, 74 insertions, 69 deletions
diff --git a/src/javascript/jsc/bindings/ZigSourceProvider.cpp b/src/javascript/jsc/bindings/ZigSourceProvider.cpp
index 523adbee3..c7394f1cb 100644
--- a/src/javascript/jsc/bindings/ZigSourceProvider.cpp
+++ b/src/javascript/jsc/bindings/ZigSourceProvider.cpp
@@ -23,10 +23,14 @@ 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;
+
WTF::StringImpl* stringImpl = nullptr;
if (allocator) {
Ref<WTF::ExternalStringImpl> stringImpl_ = WTF::ExternalStringImpl::create(
@@ -38,8 +42,7 @@ Ref<SourceProvider> SourceProvider::create(ResolvedSource resolvedSource)
resolvedSource, reinterpret_cast<WTF::StringImpl*>(stringImpl_.ptr()),
JSC::SourceOrigin(WTF::URL::fileURLWithFileSystemPath(toString(resolvedSource.source_url))),
toStringNotConst(resolvedSource.source_url), TextPosition(),
- JSC::SourceProviderSourceType::Module));
-
+ sourceType));
} else {
Ref<WTF::ExternalStringImpl> stringImpl_ = WTF::ExternalStringImpl::createStatic(
resolvedSource.source_code.ptr, resolvedSource.source_code.len);
@@ -47,7 +50,7 @@ Ref<SourceProvider> SourceProvider::create(ResolvedSource resolvedSource)
resolvedSource, reinterpret_cast<WTF::StringImpl*>(stringImpl_.ptr()),
JSC::SourceOrigin(WTF::URL::fileURLWithFileSystemPath(toString(resolvedSource.source_url))),
toStringNotConst(resolvedSource.source_url), TextPosition(),
- JSC::SourceProviderSourceType::Module));
+ sourceType));
}
}
@@ -82,8 +85,8 @@ void SourceProvider::updateCache(const UnlinkedFunctionExecutable* executable, c
CodeSpecializationKind kind,
const UnlinkedFunctionCodeBlock* codeBlock)
{
- if (!m_resolvedSource.bytecodecache_fd || !m_cachedBytecode)
- return;
+ // if (!m_resolvedSource.bytecodecache_fd || !m_cachedBytecode)
+ return;
JSC::BytecodeCacheError error;
RefPtr<JSC::CachedBytecode> cachedBytecode = JSC::encodeFunctionCodeBlock(executable->vm(), codeBlock, error);
@@ -93,8 +96,8 @@ void SourceProvider::updateCache(const UnlinkedFunctionExecutable* executable, c
void SourceProvider::cacheBytecode(const BytecodeCacheGenerator& generator)
{
- if (!m_resolvedSource.bytecodecache_fd)
- return;
+ // if (!m_resolvedSource.bytecodecache_fd)
+ return;
if (!m_cachedBytecode)
m_cachedBytecode = JSC::CachedBytecode::create();
@@ -104,84 +107,86 @@ void SourceProvider::cacheBytecode(const BytecodeCacheGenerator& generator)
}
void SourceProvider::commitCachedBytecode()
{
- if (!m_resolvedSource.bytecodecache_fd || !m_cachedBytecode || !m_cachedBytecode->hasUpdates())
- return;
+ // 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 clearBytecode = WTF::makeScopeExit([&] { m_cachedBytecode = nullptr; });
+ // const auto fd = m_resolvedSource.bytecodecache_fd;
- auto fileSize = FileSystem::fileSize(fd);
- if (!fileSize)
- return;
+ // 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;
- }
+ // 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;
+ // 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);
- });
+ // 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 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: {
- }
- }
+ // 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)
{
- 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;
+ 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;
generated by cgit v1.2.3 (git 2.39.1) at 2025-06-27 20:25:34 +0000