InstructionPatternAnalyzer.hh

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/*
    Copyright (c) 2012-2019 Tampere University.
 
    This file is part of TTA-Based Codesign Environment (TCE).
 
    Permission is hereby granted, free of charge, to any person obtaining a
    copy of this software and associated documentation files (the "Software"),
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    Software is furnished to do so, subject to the following conditions:
 
    The above copyright notice and this permission notice shall be included in
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    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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/**
 * @file InstructionPatternAnalyzer.hh
 *
 * Pass that analyzes the selection DAG going to be instruction selected.
 * Helps to find common instruction chains for conversion to custom
 * operations.
 *
 * @author Pekka Jääskeläinen 2012,2019
 */
 
#ifndef TCE_INSTRUCTION_PATTERN_ANALYZER_HH
#define TCE_INSTRUCTION_PATTERN_ANALYZER_HH
 
#include "CompilerWarnings.hh"
 
IGNORE_COMPILER_WARNING("-Wunused-parameter")
IGNORE_COMPILER_WARNING("-Wcomment")
 
#include <llvm/CodeGen/MachineFunctionPass.h>
 
POP_COMPILER_DIAGS
 
struct InstructionPatternAnalyzer : public llvm::MachineFunctionPass {
    static char ID;
    InstructionPatternAnalyzer() : MachineFunctionPass(ID) {}
    virtual ~InstructionPatternAnalyzer() {}
 
    virtual bool runOnMachineFunction(llvm::MachineFunction &F);
};
 
#endif