YQ Connector: support managed ClickHouse

Со стороны dqrun можно обратиться к инстансу коннектора, который работает на streaming стенде, и извлечь данные из облачного CH.

1 files changed, 78 insertions, 0 deletions

diff --git a/contrib/libs/llvm16/lib/MC/SPIRVObjectWriter.cpp b/contrib/libs/llvm16/lib/MC/SPIRVObjectWriter.cpp
new file mode 100644
index 0000000000..cb49f5eeca
--- /dev/null
+++ b/contrib/libs/llvm16/lib/MC/SPIRVObjectWriter.cpp
@@ -0,0 +1,78 @@
+//===- llvm/MC/MCSPIRVObjectWriter.cpp - SPIR-V Object Writer ----*- C++ *-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/MC/MCAssembler.h"
+#include "llvm/MC/MCSPIRVObjectWriter.h"
+#include "llvm/MC/MCSection.h"
+#include "llvm/MC/MCValue.h"
+#include "llvm/Support/EndianStream.h"
+
+using namespace llvm;
+
+namespace {
+class SPIRVObjectWriter : public MCObjectWriter {
+  ::support::endian::Writer W;
+
+  /// The target specific SPIR-V writer instance.
+  std::unique_ptr<MCSPIRVObjectTargetWriter> TargetObjectWriter;
+
+public:
+  SPIRVObjectWriter(std::unique_ptr<MCSPIRVObjectTargetWriter> MOTW,
+                    raw_pwrite_stream &OS)
+      : W(OS, support::little), TargetObjectWriter(std::move(MOTW)) {}
+
+  ~SPIRVObjectWriter() override {}
+
+private:
+  void recordRelocation(MCAssembler &Asm, const MCAsmLayout &Layout,
+                        const MCFragment *Fragment, const MCFixup &Fixup,
+                        MCValue Target, uint64_t &FixedValue) override {}
+
+  void executePostLayoutBinding(MCAssembler &Asm,
+                                const MCAsmLayout &Layout) override {}
+
+  uint64_t writeObject(MCAssembler &Asm, const MCAsmLayout &Layout) override;
+  void writeHeader(const MCAssembler &Asm);
+};
+} // namespace
+
+void SPIRVObjectWriter::writeHeader(const MCAssembler &Asm) {
+  constexpr uint32_t MagicNumber = 0x07230203;
+
+  // TODO: set the version on a min-necessary basis (just like the translator
+  // does) requires some refactoring of MCAssembler::VersionInfoType.
+  constexpr uint32_t Major = 1;
+  constexpr uint32_t Minor = 0;
+  constexpr uint32_t VersionNumber = 0 | (Major << 16) | (Minor << 8);
+  // TODO: check if we could use anything other than 0 (spec allows).
+  constexpr uint32_t GeneratorMagicNumber = 0;
+  // TODO: do not hardcode this as well.
+  constexpr uint32_t Bound = 900;
+  constexpr uint32_t Schema = 0;
+
+  W.write<uint32_t>(MagicNumber);
+  W.write<uint32_t>(VersionNumber);
+  W.write<uint32_t>(GeneratorMagicNumber);
+  W.write<uint32_t>(Bound);
+  W.write<uint32_t>(Schema);
+}
+
+uint64_t SPIRVObjectWriter::writeObject(MCAssembler &Asm,
+                                        const MCAsmLayout &Layout) {
+  uint64_t StartOffset = W.OS.tell();
+  writeHeader(Asm);
+  for (const MCSection &S : Asm)
+    Asm.writeSectionData(W.OS, &S, Layout);
+  return W.OS.tell() - StartOffset;
+}
+
+std::unique_ptr<MCObjectWriter>
+llvm::createSPIRVObjectWriter(std::unique_ptr<MCSPIRVObjectTargetWriter> MOTW,
+                              raw_pwrite_stream &OS) {
+  return std::make_unique<SPIRVObjectWriter>(std::move(MOTW), OS);
+}