From 009b1c42aa6266385f2c37e227516b24077e6dd7 Mon Sep 17 00:00:00 2001
From: Ed Schouten <ed@FreeBSD.org>
Date: Tue, 2 Jun 2009 17:52:33 +0000
Subject: Import LLVM, at r72732.

---
 utils/TableGen/AsmWriterEmitter.h | 50 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 utils/TableGen/AsmWriterEmitter.h

(limited to 'utils/TableGen/AsmWriterEmitter.h')

diff --git a/utils/TableGen/AsmWriterEmitter.h b/utils/TableGen/AsmWriterEmitter.h
new file mode 100644
index 0000000000000..302722d6df06f
--- /dev/null
+++ b/utils/TableGen/AsmWriterEmitter.h
@@ -0,0 +1,50 @@
+//===- AsmWriterEmitter.h - Generate an assembly writer ---------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This tablegen backend is responsible for emitting an assembly printer for the
+// code generator.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef ASMWRITER_EMITTER_H
+#define ASMWRITER_EMITTER_H
+
+#include "TableGenBackend.h"
+#include <map>
+#include <vector>
+#include <cassert>
+
+namespace llvm {
+  class AsmWriterInst;
+  class CodeGenInstruction;
+  
+  class AsmWriterEmitter : public TableGenBackend {
+    RecordKeeper &Records;
+    std::map<const CodeGenInstruction*, AsmWriterInst*> CGIAWIMap;
+    std::vector<const CodeGenInstruction*> NumberedInstructions;
+  public:
+    AsmWriterEmitter(RecordKeeper &R) : Records(R) {}
+
+    // run - Output the asmwriter, returning true on failure.
+    void run(std::ostream &o);
+
+private:
+    AsmWriterInst *getAsmWriterInstByID(unsigned ID) const {
+      assert(ID < NumberedInstructions.size());
+      std::map<const CodeGenInstruction*, AsmWriterInst*>::const_iterator I =
+        CGIAWIMap.find(NumberedInstructions[ID]);
+      assert(I != CGIAWIMap.end() && "Didn't find inst!");
+      return I->second;
+    }
+    void FindUniqueOperandCommands(std::vector<std::string> &UOC,
+                                   std::vector<unsigned> &InstIdxs,
+                                   std::vector<unsigned> &InstOpsUsed) const;
+  };
+}
+#endif
-- 
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