Imported Upstream version 5.18.0.182

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2018-10-26 08:32:15 +00:00
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commit b716dc8d12
28490 changed files with 76 additions and 3866845 deletions

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//=- PHIEliminationUtils.h - Helper functions for PHI elimination -*- C++ -*-=//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_CODEGEN_PHIELIMINATIONUTILS_H
#define LLVM_LIB_CODEGEN_PHIELIMINATIONUTILS_H
#include "llvm/CodeGen/MachineBasicBlock.h"
namespace llvm {
/// findPHICopyInsertPoint - Find a safe place in MBB to insert a copy from
/// SrcReg when following the CFG edge to SuccMBB. This needs to be after
/// any def of SrcReg, but before any subsequent point where control flow
/// might jump out of the basic block.
MachineBasicBlock::iterator
findPHICopyInsertPoint(MachineBasicBlock* MBB, MachineBasicBlock* SuccMBB,
unsigned SrcReg);
}
#endif