llvm-6502/include/llvm/AutoUpgrade.h
Evan Cheng f9b83fcf95 Bring back int_x86_sse2_movl_dq intrinsic for backward compatibility. Make sure
it's auto-upgraded to a shufflevector instruction.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45131 91177308-0d34-0410-b5e6-96231b3b80d8
2007-12-17 22:33:23 +00:00

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1.6 KiB
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//===-- llvm/AutoUpgrade.h - AutoUpgrade Helpers ----------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by Chandler Carruth is distributed under the
// University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// These functions are implemented by lib/VMCore/AutoUpgrade.cpp.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_AUTOUPGRADE_H
#define LLVM_AUTOUPGRADE_H
namespace llvm {
class Function;
class CallInst;
class BasicBlock;
/// This is a more granular function that simply checks an intrinsic function
/// for upgrading, and returns true if it requires upgrading. It may return
/// null in NewFn if the all calls to the original intrinsic function
/// should be transformed to non-function-call instructions.
bool UpgradeIntrinsicFunction(Function *F, Function *&NewFn);
/// This is the complement to the above, replacing a specific call to an
/// intrinsic function with a call to the specified new function.
void UpgradeIntrinsicCall(CallInst *CI, Function *NewFn);
/// This is an auto-upgrade hook for any old intrinsic function syntaxes
/// which need to have both the function updated as well as all calls updated
/// to the new function. This should only be run in a post-processing fashion
/// so that it can update all calls to the old function.
void UpgradeCallsToIntrinsic(Function* F);
} // End llvm namespace
#endif