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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@240804 91177308-0d34-0410-b5e6-96231b3b80d8
57 lines
2.2 KiB
C++
57 lines
2.2 KiB
C++
//===- llvm/Transforms/Utils/VectorUtils.h - Vector utilities -*- 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 file defines some vectorizer utilities.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_TRANSFORMS_UTILS_VECTORUTILS_H
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#define LLVM_TRANSFORMS_UTILS_VECTORUTILS_H
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#include "llvm/Analysis/TargetLibraryInfo.h"
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#include "llvm/IR/IntrinsicInst.h"
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#include "llvm/IR/Intrinsics.h"
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namespace llvm {
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/// \brief Identify if the intrinsic is trivially vectorizable.
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/// This method returns true if the intrinsic's argument types are all
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/// scalars for the scalar form of the intrinsic and all vectors for
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/// the vector form of the intrinsic.
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bool isTriviallyVectorizable(Intrinsic::ID ID);
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/// \brief Identifies if the intrinsic has a scalar operand. It checks for
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/// ctlz,cttz and powi special intrinsics whose argument is scalar.
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bool hasVectorInstrinsicScalarOpd(Intrinsic::ID ID, unsigned ScalarOpdIdx);
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/// \brief Identify if call has a unary float signature
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/// It returns input intrinsic ID if call has a single argument,
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/// argument type and call instruction type should be floating
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/// point type and call should only reads memory.
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/// else return not_intrinsic.
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Intrinsic::ID checkUnaryFloatSignature(const CallInst &I,
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Intrinsic::ID ValidIntrinsicID);
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/// \brief Identify if call has a binary float signature
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/// It returns input intrinsic ID if call has two arguments,
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/// arguments type and call instruction type should be floating
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/// point type and call should only reads memory.
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/// else return not_intrinsic.
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Intrinsic::ID checkBinaryFloatSignature(const CallInst &I,
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Intrinsic::ID ValidIntrinsicID);
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/// \brief Returns intrinsic ID for call.
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/// For the input call instruction it finds mapping intrinsic and returns
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/// its intrinsic ID, in case it does not found it return not_intrinsic.
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Intrinsic::ID getIntrinsicIDForCall(CallInst *CI, const TargetLibraryInfo *TLI);
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} // llvm namespace
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#endif
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