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01d45827a1
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9305 91177308-0d34-0410-b5e6-96231b3b80d8
42 lines
1.4 KiB
C++
42 lines
1.4 KiB
C++
//===- InstrInfoEmitter.h - Generate a Instruction Set Desc. ----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This tablegen backend is responsible for emitting a description of the target
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// instruction set for the code generator.
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//
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//===----------------------------------------------------------------------===//
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#ifndef INSTRINFO_EMITTER_H
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#define INSTRINFO_EMITTER_H
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#include "TableGenBackend.h"
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class StringInit;
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class IntInit;
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class ListInit;
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class InstrInfoEmitter : public TableGenBackend {
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RecordKeeper &Records;
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public:
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InstrInfoEmitter(RecordKeeper &R) : Records(R) {}
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// run - Output the instruction set description, returning true on failure.
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void run(std::ostream &OS);
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// runEnums - Print out enum values for all of the instructions.
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void runEnums(std::ostream &OS);
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private:
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void printDefList(ListInit *LI, const std::string &Name,
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std::ostream &OS) const;
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void emitRecord(Record *R, unsigned Num, Record *InstrInfo, std::ostream &OS);
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void emitShiftedValue(Record *R, StringInit *Val, IntInit *Shift,
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std::ostream &OS);
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};
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#endif
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