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//===-- AMDGPUInstrInfo.h - AMDGPU Instruction Information ------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
/// \file
/// Contains the definition of a TargetInstrInfo class that is common
/// to all AMD GPUs.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_AMDGPU_AMDGPUINSTRINFO_H
#define LLVM_LIB_TARGET_AMDGPU_AMDGPUINSTRINFO_H
#include "Utils/AMDGPUBaseInfo.h"
namespace llvm {
class GCNSubtarget;
class MachineMemOperand;
class MachineInstr;
class AMDGPUInstrInfo {
public:
explicit AMDGPUInstrInfo(const GCNSubtarget &st);
static bool isUniformMMO(const MachineMemOperand *MMO);
};
namespace AMDGPU {
/// Return the intrinsic ID for opcodes with the G_AMDGPU_INTRIN_ prefix.
///
/// These opcodes have an Intrinsic::ID operand similar to a GIntrinsic. But
/// they are not actual instances of GIntrinsics, so we cannot use
/// GIntrinsic::getIntrinsicID() on them.
Intrinsic::ID getIntrinsicID(const MachineInstr &I);
struct RsrcIntrinsic {
unsigned Intr;
uint8_t RsrcArg;
bool IsImage;
};
const RsrcIntrinsic *lookupRsrcIntrinsic(unsigned Intr);
struct D16ImageDimIntrinsic {
unsigned Intr;
unsigned D16HelperIntr;
};
const D16ImageDimIntrinsic *lookupD16ImageDimIntrinsic(unsigned Intr);
struct ImageDimIntrinsicInfo {
unsigned Intr;
unsigned BaseOpcode;
MIMGDim Dim;
uint8_t NumOffsetArgs;
uint8_t NumBiasArgs;
uint8_t NumZCompareArgs;
uint8_t NumGradients;
uint8_t NumDmask;
uint8_t NumData;
uint8_t NumVAddrs;
uint8_t NumArgs;
uint8_t DMaskIndex;
uint8_t VAddrStart;
uint8_t OffsetIndex;
uint8_t BiasIndex;
uint8_t ZCompareIndex;
uint8_t GradientStart;
uint8_t CoordStart;
uint8_t LodIndex;
uint8_t MipIndex;
uint8_t VAddrEnd;
uint8_t RsrcIndex;
uint8_t SampIndex;
uint8_t UnormIndex;
uint8_t TexFailCtrlIndex;
uint8_t CachePolicyIndex;
uint8_t BiasTyArg;
uint8_t GradientTyArg;
uint8_t CoordTyArg;
};
const ImageDimIntrinsicInfo *getImageDimIntrinsicInfo(unsigned Intr);
const ImageDimIntrinsicInfo *
getImageDimIntrinsicByBaseOpcode(unsigned BaseOpcode, unsigned Dim);
} // end AMDGPU namespace
} // End llvm namespace
#endif
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