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Remove ProcessImplicitDefs.h which was unused.

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The ProcessImplicitDefs class can be local to its implementation file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159041 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2012-06-22 22:27:36 +00:00
parent f935e945c0
commit 0cafa139c0
2 changed files with 27 additions and 53 deletions
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51
include/llvm/CodeGen/ProcessImplicitDefs.h
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@ -1,51 +0,0 @@
//===-------------- llvm/CodeGen/ProcessImplicitDefs.h ----------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CODEGEN_PROCESSIMPLICITDEFS_H
#define LLVM_CODEGEN_PROCESSIMPLICITDEFS_H
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/ADT/SmallSet.h"
namespace llvm {
class MachineInstr;
class TargetInstrInfo;
class TargetRegisterInfo;
class MachineRegisterInfo;
class LiveVariables;
/// Process IMPLICIT_DEF instructions and make sure there is one implicit_def
/// for each use. Add isUndef marker to implicit_def defs and their uses.
class ProcessImplicitDefs : public MachineFunctionPass {
const TargetInstrInfo *TII;
const TargetRegisterInfo *TRI;
MachineRegisterInfo *MRI;
LiveVariables *LV;
bool CanTurnIntoImplicitDef(MachineInstr *MI, unsigned Reg,
unsigned OpIdx,
SmallSet<unsigned, 8> &ImpDefRegs);
public:
static char ID;
ProcessImplicitDefs() : MachineFunctionPass(ID) {
initializeProcessImplicitDefsPass(*PassRegistry::getPassRegistry());
}
virtual void getAnalysisUsage(AnalysisUsage &au) const;
virtual bool runOnMachineFunction(MachineFunction &fn);
};
}
#endif // LLVM_CODEGEN_PROCESSIMPLICITDEFS_H

29
lib/CodeGen/ProcessImplicitDefs.cpp
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@ -9,12 +9,11 @@
#define DEBUG_TYPE "processimplicitdefs"
#include "llvm/CodeGen/ProcessImplicitDefs.h"
#include "llvm/ADT/DepthFirstIterator.h"
#include "llvm/ADT/SmallSet.h"
#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/CodeGen/LiveVariables.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/Passes.h"
@ -25,6 +24,32 @@
using namespace llvm;
namespace {
/// Process IMPLICIT_DEF instructions and make sure there is one implicit_def
/// for each use. Add isUndef marker to implicit_def defs and their uses.
class ProcessImplicitDefs : public MachineFunctionPass {
const TargetInstrInfo *TII;
const TargetRegisterInfo *TRI;
MachineRegisterInfo *MRI;
LiveVariables *LV;
bool CanTurnIntoImplicitDef(MachineInstr *MI, unsigned Reg,
unsigned OpIdx,
SmallSet<unsigned, 8> &ImpDefRegs);
public:
static char ID;
ProcessImplicitDefs() : MachineFunctionPass(ID) {
initializeProcessImplicitDefsPass(*PassRegistry::getPassRegistry());
}
virtual void getAnalysisUsage(AnalysisUsage &au) const;
virtual bool runOnMachineFunction(MachineFunction &fn);
};
} // end anonymous namespace
char ProcessImplicitDefs::ID = 0;
char &llvm::ProcessImplicitDefsID = ProcessImplicitDefs::ID;