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testb %al, %al ## <MCInst #2412 TEST8rr ## <MCOperand Reg:2> ## <MCOperand Reg:2>> jne LBB1_7 ## <MCInst #938 JNE_1 ## <MCOperand Expr:(LBB1_7)>> llvm-svn: 95935
55 lines
1.8 KiB
C++
55 lines
1.8 KiB
C++
//===- AsmWriterEmitter.h - Generate an assembly writer ---------*- 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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// This tablegen backend is responsible for emitting an assembly printer for the
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// code generator.
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//
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//===----------------------------------------------------------------------===//
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#ifndef ASMWRITER_EMITTER_H
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#define ASMWRITER_EMITTER_H
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#include "TableGenBackend.h"
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#include <map>
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#include <vector>
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#include <cassert>
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namespace llvm {
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class AsmWriterInst;
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class CodeGenInstruction;
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class AsmWriterEmitter : public TableGenBackend {
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RecordKeeper &Records;
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std::map<const CodeGenInstruction*, AsmWriterInst*> CGIAWIMap;
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std::vector<const CodeGenInstruction*> NumberedInstructions;
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public:
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AsmWriterEmitter(RecordKeeper &R) : Records(R) {}
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// run - Output the asmwriter, returning true on failure.
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void run(raw_ostream &o);
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private:
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void EmitPrintInstruction(raw_ostream &o);
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void EmitGetRegisterName(raw_ostream &o);
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void EmitGetInstructionName(raw_ostream &o);
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AsmWriterInst *getAsmWriterInstByID(unsigned ID) const {
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assert(ID < NumberedInstructions.size());
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std::map<const CodeGenInstruction*, AsmWriterInst*>::const_iterator I =
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CGIAWIMap.find(NumberedInstructions[ID]);
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assert(I != CGIAWIMap.end() && "Didn't find inst!");
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return I->second;
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}
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void FindUniqueOperandCommands(std::vector<std::string> &UOC,
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std::vector<unsigned> &InstIdxs,
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std::vector<unsigned> &InstOpsUsed) const;
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};
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}
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#endif
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