1 files changed, 77 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.h b/contrib/llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.h
new file mode 100644
index 0000000..c8917b8
--- /dev/null
+++ b/contrib/llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.h
@@ -0,0 +1,77 @@
+// WebAssemblyAsmPrinter.h - WebAssembly implementation of AsmPrinter-*- C++ -*-
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYASMPRINTER_H
+#define LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLYASMPRINTER_H
+
+#include "WebAssemblySubtarget.h"
+#include "llvm/CodeGen/AsmPrinter.h"
+#include "llvm/MC/MCStreamer.h"
+#include "llvm/Target/TargetMachine.h"
+
+namespace llvm {
+class MCSymbol;
+class WebAssemblyFunctionInfo;
+class WebAssemblyTargetStreamer;
+class WebAssemblyMCInstLower;
+
+class LLVM_LIBRARY_VISIBILITY WebAssemblyAsmPrinter final : public AsmPrinter {
+  const WebAssemblySubtarget *Subtarget;
+  const MachineRegisterInfo *MRI;
+  WebAssemblyFunctionInfo *MFI;
+
+public:
+  explicit WebAssemblyAsmPrinter(TargetMachine &TM,
+                                 std::unique_ptr<MCStreamer> Streamer)
+      : AsmPrinter(TM, std::move(Streamer)),
+        Subtarget(nullptr), MRI(nullptr), MFI(nullptr) {}
+
+  StringRef getPassName() const override {
+    return "WebAssembly Assembly Printer";
+  }
+
+  const WebAssemblySubtarget &getSubtarget() const { return *Subtarget; }
+
+  //===------------------------------------------------------------------===//
+  // MachineFunctionPass Implementation.
+  //===------------------------------------------------------------------===//
+
+  bool runOnMachineFunction(MachineFunction &MF) override {
+    Subtarget = &MF.getSubtarget<WebAssemblySubtarget>();
+    MRI = &MF.getRegInfo();
+    MFI = MF.getInfo<WebAssemblyFunctionInfo>();
+    return AsmPrinter::runOnMachineFunction(MF);
+  }
+
+  //===------------------------------------------------------------------===//
+  // AsmPrinter Implementation.
+  //===------------------------------------------------------------------===//
+
+  void EmitEndOfAsmFile(Module &M) override;
+  void EmitJumpTableInfo() override;
+  void EmitConstantPool() override;
+  void EmitFunctionBodyStart() override;
+  void EmitFunctionBodyEnd() override;
+  void EmitInstruction(const MachineInstr *MI) override;
+  const MCExpr *lowerConstant(const Constant *CV) override;
+  bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
+                       unsigned AsmVariant, const char *ExtraCode,
+                       raw_ostream &OS) override;
+  bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
+                             unsigned AsmVariant, const char *ExtraCode,
+                             raw_ostream &OS) override;
+
+  MVT getRegType(unsigned RegNo) const;
+  std::string regToString(const MachineOperand &MO);
+  WebAssemblyTargetStreamer *getTargetStreamer();
+};
+
+} // end namespace llvm
+
+#endif