[clang] [llvm] [LoongArch] Add basic UEFI support (PR #154883)

[Fangrui Song via llvm-commits]

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@@ -0,0 +1,36 @@
+//===- LoongArchWinCOFFStreamer.cpp -----------------------------*- 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 "LoongArchWinCOFFStreamer.h"
+#include "llvm/MC/MCAsmBackend.h"
+#include "llvm/MC/MCAssembler.h"
+#include "llvm/MC/MCCodeEmitter.h"
+#include "llvm/MC/MCObjectWriter.h"
+#include "llvm/MC/MCWinCOFFStreamer.h"
+
+using namespace llvm;
+
+namespace {
+class LoongArchWinCOFFStreamer : public MCWinCOFFStreamer {
+public:
+  LoongArchWinCOFFStreamer(MCContext &C, std::unique_ptr<MCAsmBackend> AB,
+                           std::unique_ptr<MCCodeEmitter> CE,
+                           std::unique_ptr<MCObjectWriter> OW)
+      : MCWinCOFFStreamer(C, std::move(AB), std::move(CE), std::move(OW)) {}
+};
+} // namespace
+
+namespace llvm {
+MCStreamer *
+createLoongArchWinCOFFStreamer(MCContext &C, std::unique_ptr<MCAsmBackend> &&AB,
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MaskRay wrote:

`llvm::createLoongArchWinCOFFStreamer` https://llvm.org/docs/CodingStandards.html#use-namespace-qualifiers-to-implement-previously-declared-functions

https://github.com/llvm/llvm-project/pull/154883