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https://github.com/c64scene-ar/llvm-6502.git
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6cefb77a70
Split the pattern parsing code out from the dag isel emitter into it's own file. No functionality change. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45632 91177308-0d34-0410-b5e6-96231b3b80d8
44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
//===- TableGenBackend.h - Base class for TableGen Backends -----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// The TableGenBackend class is provided as a common interface for all TableGen
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// backends. It provides useful services and an standardized interface.
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//
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//===----------------------------------------------------------------------===//
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#ifndef TABLEGENBACKEND_H
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#define TABLEGENBACKEND_H
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#include <string>
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#include <iosfwd>
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namespace llvm {
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class Record;
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class RecordKeeper;
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struct TableGenBackend {
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virtual ~TableGenBackend() {}
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// run - All TableGen backends should implement the run method, which should
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// be the main entry point.
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virtual void run(std::ostream &OS) = 0;
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public: // Useful helper routines...
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/// EmitSourceFileHeader - Output a LLVM style file header to the specified
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/// ostream.
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void EmitSourceFileHeader(const std::string &Desc, std::ostream &OS) const;
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};
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} // End llvm namespace
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#endif
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