LLVM 23.0.0git
llvm::SIMachineFunctionInfo Class Referencefinal

This class keeps track of the SPI_SP_INPUT_ADDR config register, which tells the hardware which interpolation parameters to load. More...

#include "Target/AMDGPU/SIMachineFunctionInfo.h"

Inheritance diagram for llvm::SIMachineFunctionInfo:
[legend]

Classes

struct  VGPRSpillToAGPR

Public Member Functions

Register getVGPRForAGPRCopy () const
void setVGPRForAGPRCopy (Register NewVGPRForAGPRCopy)
bool isCalleeSavedReg (const MCPhysReg *CSRegs, MCPhysReg Reg) const
void setMaskForVGPRBlockOps (Register RegisterBlock, uint32_t Mask)
uint32_t getMaskForVGPRBlockOps (Register RegisterBlock) const
bool hasMaskForVGPRBlockOps (Register RegisterBlock) const
 SIMachineFunctionInfo (const SIMachineFunctionInfo &MFI)=default
 SIMachineFunctionInfo (const Function &F, const GCNSubtarget *STI)
MachineFunctionInfoclone (BumpPtrAllocator &Allocator, MachineFunction &DestMF, const DenseMap< MachineBasicBlock *, MachineBasicBlock * > &Src2DstMBB) const override
 Make a functionally equivalent copy of this MachineFunctionInfo in MF.
bool initializeBaseYamlFields (const yaml::SIMachineFunctionInfo &YamlMFI, const MachineFunction &MF, PerFunctionMIParsingState &PFS, SMDiagnostic &Error, SMRange &SourceRange)
void reserveWWMRegister (Register Reg)
bool isWWMReg (Register Reg) const
void updateNonWWMRegMask (BitVector &RegMask)
BitVector getNonWWMRegMask () const
void clearNonWWMRegAllocMask ()
SIModeRegisterDefaults getMode () const
ArrayRef< SIRegisterInfo::SpilledReggetSGPRSpillToVirtualVGPRLanes (int FrameIndex) const
ArrayRef< RegistergetSGPRSpillVGPRs () const
ArrayRef< RegistergetSGPRSpillPhysVGPRs () const
const WWMSpillsMapgetWWMSpills () const
const ReservedRegSetgetWWMReservedRegs () const
bool isWWMReservedRegister (Register Reg) const
bool isWholeWaveFunction () const
ArrayRef< PrologEpilogSGPRSpill > getPrologEpilogSGPRSpills () const
GCNUserSGPRUsageInfogetUserSGPRInfo ()
const GCNUserSGPRUsageInfogetUserSGPRInfo () const
void addToPrologEpilogSGPRSpills (Register Reg, PrologEpilogSGPRSaveRestoreInfo SI)
bool hasPrologEpilogSGPRSpillEntry (Register Reg) const
Register getScratchSGPRCopyDstReg (Register Reg) const
void getAllScratchSGPRCopyDstRegs (SmallVectorImpl< Register > &Regs) const
bool checkIndexInPrologEpilogSGPRSpills (int FI) const
const PrologEpilogSGPRSaveRestoreInfogetPrologEpilogSGPRSaveRestoreInfo (Register Reg) const
ArrayRef< SIRegisterInfo::SpilledReggetSGPRSpillToPhysicalVGPRLanes (int FrameIndex) const
void setFlag (Register Reg, uint8_t Flag)
bool checkFlag (Register Reg, uint8_t Flag) const
bool hasVRegFlags ()
void allocateWWMSpill (MachineFunction &MF, Register VGPR, uint64_t Size=4, Align Alignment=Align(4))
void splitWWMSpillRegisters (MachineFunction &MF, SmallVectorImpl< std::pair< Register, int > > &CalleeSavedRegs, SmallVectorImpl< std::pair< Register, int > > &ScratchRegs) const
ArrayRef< MCPhysReggetAGPRSpillVGPRs () const
Register getSGPRForEXECCopy () const
void setSGPRForEXECCopy (Register Reg)
ArrayRef< MCPhysReggetVGPRSpillAGPRs () const
MCPhysReg getVGPRToAGPRSpill (int FrameIndex, unsigned Lane) const
void setVGPRToAGPRSpillDead (int FrameIndex)
void shiftWwmVGPRsToLowestRange (MachineFunction &MF, SmallVectorImpl< Register > &WWMVGPRs, BitVector &SavedVGPRs)
bool allocateSGPRSpillToVGPRLane (MachineFunction &MF, int FI, bool SpillToPhysVGPRLane=false, bool IsPrologEpilog=false)
bool allocateVGPRSpillToAGPR (MachineFunction &MF, int FI, bool isAGPRtoVGPR)
 Reserve AGPRs or VGPRs to support spilling for FrameIndex FI.
bool removeDeadFrameIndices (MachineFrameInfo &MFI, bool ResetSGPRSpillStackIDs)
 If ResetSGPRSpillStackIDs is true, reset the stack ID from sgpr-spill to the default stack.
int getScavengeFI (MachineFrameInfo &MFI, const SIRegisterInfo &TRI)
std::optional< int > getOptionalScavengeFI () const
unsigned getBytesInStackArgArea () const
void setBytesInStackArgArea (unsigned Bytes)
bool isDynamicVGPREnabled () const
unsigned getDynamicVGPRBlockSize () const
unsigned getScratchReservedForDynamicVGPRs () const
void setScratchReservedForDynamicVGPRs (unsigned SizeInBytes)
Register addPrivateSegmentBuffer (const SIRegisterInfo &TRI)
Register addDispatchPtr (const SIRegisterInfo &TRI)
Register addQueuePtr (const SIRegisterInfo &TRI)
Register addKernargSegmentPtr (const SIRegisterInfo &TRI)
Register addDispatchID (const SIRegisterInfo &TRI)
Register addFlatScratchInit (const SIRegisterInfo &TRI)
Register addPrivateSegmentSize (const SIRegisterInfo &TRI)
Register addImplicitBufferPtr (const SIRegisterInfo &TRI)
Register addLDSKernelId ()
SmallVectorImpl< MCRegister > * addPreloadedKernArg (const SIRegisterInfo &TRI, const TargetRegisterClass *RC, unsigned AllocSizeDWord, int KernArgIdx, int PaddingSGPRs)
Register addReservedUserSGPR ()
 Increment user SGPRs used for padding the argument list only.
Register addWorkGroupIDX ()
Register addWorkGroupIDY ()
Register addWorkGroupIDZ ()
Register addWorkGroupInfo ()
bool hasLDSKernelId () const
void setWorkItemIDX (ArgDescriptor Arg)
void setWorkItemIDY (ArgDescriptor Arg)
void setWorkItemIDZ (ArgDescriptor Arg)
Register addPrivateSegmentWaveByteOffset ()
void setPrivateSegmentWaveByteOffset (Register Reg)
bool hasWorkGroupIDX () const
bool hasWorkGroupIDY () const
bool hasWorkGroupIDZ () const
bool hasWorkGroupInfo () const
bool hasPrivateSegmentWaveByteOffset () const
bool hasWorkItemIDX () const
bool hasWorkItemIDY () const
bool hasWorkItemIDZ () const
bool hasImplicitArgPtr () const
AMDGPUFunctionArgInfogetArgInfo ()
const AMDGPUFunctionArgInfogetArgInfo () const
std::tuple< const ArgDescriptor *, const TargetRegisterClass *, LLTgetPreloadedValue (AMDGPUFunctionArgInfo::PreloadedValue Value) const
MCRegister getPreloadedReg (AMDGPUFunctionArgInfo::PreloadedValue Value) const
unsigned getGITPtrHigh () const
Register getGITPtrLoReg (const MachineFunction &MF) const
uint32_t get32BitAddressHighBits () const
unsigned getNumUserSGPRs () const
unsigned getNumPreloadedSGPRs () const
unsigned getNumKernargPreloadedSGPRs () const
unsigned getNumWaveDispatchSGPRs () const
void setNumWaveDispatchSGPRs (unsigned Count)
unsigned getNumWaveDispatchVGPRs () const
void setNumWaveDispatchVGPRs (unsigned Count)
Register getPrivateSegmentWaveByteOffsetSystemSGPR () const
Register getScratchRSrcReg () const
 Returns the physical register reserved for use as the resource descriptor for scratch accesses.
void setScratchRSrcReg (Register Reg)
Register getFrameOffsetReg () const
void setFrameOffsetReg (Register Reg)
void setStackPtrOffsetReg (Register Reg)
void setLongBranchReservedReg (Register Reg)
Register getStackPtrOffsetReg () const
Register getLongBranchReservedReg () const
Register getQueuePtrUserSGPR () const
Register getImplicitBufferPtrUserSGPR () const
bool hasSpilledSGPRs () const
void setHasSpilledSGPRs (bool Spill=true)
bool hasSpilledVGPRs () const
void setHasSpilledVGPRs (bool Spill=true)
bool hasNonSpillStackObjects () const
void setHasNonSpillStackObjects (bool StackObject=true)
bool isStackRealigned () const
void setIsStackRealigned (bool Realigned=true)
unsigned getNumSpilledSGPRs () const
unsigned getNumSpilledVGPRs () const
void addToSpilledSGPRs (unsigned num)
void addToSpilledVGPRs (unsigned num)
unsigned getPSInputAddr () const
unsigned getPSInputEnable () const
bool isPSInputAllocated (unsigned Index) const
void markPSInputAllocated (unsigned Index)
void markPSInputEnabled (unsigned Index)
bool returnsVoid () const
void setIfReturnsVoid (bool Value)
std::pair< unsigned, unsignedgetFlatWorkGroupSizes () const
unsigned getMinFlatWorkGroupSize () const
unsigned getMaxFlatWorkGroupSize () const
std::pair< unsigned, unsignedgetWavesPerEU () const
unsigned getMinWavesPerEU () const
unsigned getMaxWavesPerEU () const
const AMDGPUGWSResourcePseudoSourceValuegetGWSPSV (const AMDGPUTargetMachine &TM)
unsigned getOccupancy () const
unsigned getMinAllowedOccupancy () const
void limitOccupancy (const MachineFunction &MF)
void limitOccupancy (unsigned Limit)
void increaseOccupancy (const MachineFunction &MF, unsigned Limit)
unsigned getMaxMemoryClusterDWords () const
unsigned getMinNumAGPRs () const
bool selectAGPRFormMFMA (unsigned NumRegs) const
 Return true if an MFMA that requires at least NumRegs should select to the AGPR form, instead of the VGPR form.
bool mayUseAGPRs (const Function &F) const
SmallVector< unsignedgetMaxNumWorkGroups () const
unsigned getMaxNumWorkGroupsX () const
unsigned getMaxNumWorkGroupsY () const
unsigned getMaxNumWorkGroupsZ () const
AMDGPU::ClusterDimsAttr getClusterDims () const
Public Member Functions inherited from llvm::AMDGPUMachineFunction
 AMDGPUMachineFunction (const Function &F, const AMDGPUSubtarget &ST)
uint64_t getExplicitKernArgSize () const
Align getMaxKernArgAlign () const
uint32_t getLDSSize () const
uint32_t getGDSSize () const
void recordNumNamedBarriers (uint32_t GVAddr, unsigned BarCnt)
uint32_t getNumNamedBarriers () const
bool isEntryFunction () const
bool isModuleEntryFunction () const
bool isChainFunction () const
bool isBottomOfStack () const
bool isMemoryBound () const
bool needsWaveLimiter () const
bool hasInitWholeWave () const
void setInitWholeWave ()
unsigned allocateLDSGlobal (const DataLayout &DL, const GlobalVariable &GV)
unsigned allocateLDSGlobal (const DataLayout &DL, const GlobalVariable &GV, Align Trailing)
Align getDynLDSAlign () const
void setDynLDSAlign (const Function &F, const GlobalVariable &GV)
void setUsesDynamicLDS (bool DynLDS)
bool isDynamicLDSUsed () const
Public Member Functions inherited from llvm::MachineFunctionInfo
virtual ~MachineFunctionInfo ()

Static Public Attributes

static bool MFMAVGPRForm = false

Friends

class GCNTargetMachine

Additional Inherited Members

Static Public Member Functions inherited from llvm::AMDGPUMachineFunction
static std::optional< uint32_tgetLDSKernelIdMetadata (const Function &F)
static std::optional< uint32_tgetLDSAbsoluteAddress (const GlobalValue &GV)
Static Public Member Functions inherited from llvm::MachineFunctionInfo
template<typename FuncInfoTy, typename SubtargetTy = TargetSubtargetInfo>
static FuncInfoTy * create (BumpPtrAllocator &Allocator, const Function &F, const SubtargetTy *STI)
 Factory function: default behavior is to call new using the supplied allocator.
template<typename Ty>
static Ty * create (BumpPtrAllocator &Allocator, const Ty &MFI)
Protected Attributes inherited from llvm::AMDGPUMachineFunction
uint64_t ExplicitKernArgSize = 0
Align MaxKernArgAlign
uint32_t LDSSize = 0
 Number of bytes in the LDS that are being used.
uint32_t GDSSize = 0
uint32_t StaticLDSSize = 0
 Number of bytes in the LDS allocated statically.
uint32_t StaticGDSSize = 0
Align DynLDSAlign
 Align for dynamic shared memory if any.
bool UsesDynamicLDS = false
uint32_t NumNamedBarriers = 0
bool IsEntryFunction = false
bool IsModuleEntryFunction = false
bool IsChainFunction = false
bool MemoryBound = false
bool WaveLimiter = false
bool HasInitWholeWave = false

Detailed Description

This class keeps track of the SPI_SP_INPUT_ADDR config register, which tells the hardware which interpolation parameters to load.

Definition at line 414 of file SIMachineFunctionInfo.h.

Constructor & Destructor Documentation

◆ SIMachineFunctionInfo() [1/2]

llvm::SIMachineFunctionInfo::SIMachineFunctionInfo ( const SIMachineFunctionInfo & MFI)
default

References Allocator, F, and SIMachineFunctionInfo().

Referenced by clone(), and SIMachineFunctionInfo().

◆ SIMachineFunctionInfo() [2/2]

Member Function Documentation

◆ addDispatchID()

Register SIMachineFunctionInfo::addDispatchID ( const SIRegisterInfo & TRI)

Definition at line 251 of file SIMachineFunctionInfo.cpp.

References llvm::ArgDescriptor::createRegister(), and TRI.

◆ addDispatchPtr()

Register SIMachineFunctionInfo::addDispatchPtr ( const SIRegisterInfo & TRI)

Definition at line 229 of file SIMachineFunctionInfo.cpp.

References llvm::ArgDescriptor::createRegister(), and TRI.

◆ addFlatScratchInit()

Register SIMachineFunctionInfo::addFlatScratchInit ( const SIRegisterInfo & TRI)

Definition at line 258 of file SIMachineFunctionInfo.cpp.

References llvm::ArgDescriptor::createRegister(), and TRI.

◆ addImplicitBufferPtr()

Register SIMachineFunctionInfo::addImplicitBufferPtr ( const SIRegisterInfo & TRI)

Definition at line 271 of file SIMachineFunctionInfo.cpp.

References llvm::ArgDescriptor::createRegister(), and TRI.

◆ addKernargSegmentPtr()

Register SIMachineFunctionInfo::addKernargSegmentPtr ( const SIRegisterInfo & TRI)

Definition at line 243 of file SIMachineFunctionInfo.cpp.

References llvm::ArgDescriptor::createRegister(), and TRI.

◆ addLDSKernelId()

Register SIMachineFunctionInfo::addLDSKernelId ( )

Definition at line 278 of file SIMachineFunctionInfo.cpp.

References llvm::ArgDescriptor::createRegister().

◆ addPreloadedKernArg()

SmallVectorImpl< MCRegister > * SIMachineFunctionInfo::addPreloadedKernArg ( const SIRegisterInfo & TRI,
const TargetRegisterClass * RC,
unsigned AllocSizeDWord,
int KernArgIdx,
int PaddingSGPRs )

Definition at line 284 of file SIMachineFunctionInfo.cpp.

References assert(), I, and TRI.

◆ addPrivateSegmentBuffer()

Register SIMachineFunctionInfo::addPrivateSegmentBuffer ( const SIRegisterInfo & TRI)

Definition at line 220 of file SIMachineFunctionInfo.cpp.

References llvm::ArgDescriptor::createRegister(), and TRI.

◆ addPrivateSegmentSize()

Register SIMachineFunctionInfo::addPrivateSegmentSize ( const SIRegisterInfo & TRI)

Definition at line 265 of file SIMachineFunctionInfo.cpp.

References llvm::ArgDescriptor::createRegister(), and TRI.

◆ addPrivateSegmentWaveByteOffset()

Register llvm::SIMachineFunctionInfo::addPrivateSegmentWaveByteOffset ( )
inline

Definition at line 924 of file SIMachineFunctionInfo.h.

References llvm::ArgDescriptor::createRegister().

◆ addQueuePtr()

Register SIMachineFunctionInfo::addQueuePtr ( const SIRegisterInfo & TRI)

Definition at line 236 of file SIMachineFunctionInfo.cpp.

References llvm::ArgDescriptor::createRegister(), and TRI.

◆ addReservedUserSGPR()

Register llvm::SIMachineFunctionInfo::addReservedUserSGPR ( )
inline

Increment user SGPRs used for padding the argument list only.

Definition at line 878 of file SIMachineFunctionInfo.h.

References llvm::Next.

◆ addToPrologEpilogSGPRSpills()

void llvm::SIMachineFunctionInfo::addToPrologEpilogSGPRSpills ( Register Reg,
PrologEpilogSGPRSaveRestoreInfo SI )
inline

◆ addToSpilledSGPRs()

void llvm::SIMachineFunctionInfo::addToSpilledSGPRs ( unsigned num)
inline

◆ addToSpilledVGPRs()

void llvm::SIMachineFunctionInfo::addToSpilledVGPRs ( unsigned num)
inline

◆ addWorkGroupIDX()

Register llvm::SIMachineFunctionInfo::addWorkGroupIDX ( )
inline

Definition at line 885 of file SIMachineFunctionInfo.h.

References llvm::ArgDescriptor::createRegister().

◆ addWorkGroupIDY()

Register llvm::SIMachineFunctionInfo::addWorkGroupIDY ( )
inline

Definition at line 891 of file SIMachineFunctionInfo.h.

References llvm::ArgDescriptor::createRegister().

◆ addWorkGroupIDZ()

Register llvm::SIMachineFunctionInfo::addWorkGroupIDZ ( )
inline

Definition at line 897 of file SIMachineFunctionInfo.h.

References llvm::ArgDescriptor::createRegister().

◆ addWorkGroupInfo()

Register llvm::SIMachineFunctionInfo::addWorkGroupInfo ( )
inline

Definition at line 903 of file SIMachineFunctionInfo.h.

References llvm::ArgDescriptor::createRegister().

◆ allocateSGPRSpillToVGPRLane()

bool SIMachineFunctionInfo::allocateSGPRSpillToVGPRLane ( MachineFunction & MF,
int FI,
bool SpillToPhysVGPRLane = false,
bool IsPrologEpilog = false )

◆ allocateVGPRSpillToAGPR()

◆ allocateWWMSpill()

◆ checkFlag()

◆ checkIndexInPrologEpilogSGPRSpills()

bool llvm::SIMachineFunctionInfo::checkIndexInPrologEpilogSGPRSpills ( int FI) const
inline

◆ clearNonWWMRegAllocMask()

void llvm::SIMachineFunctionInfo::clearNonWWMRegAllocMask ( )
inline

Definition at line 672 of file SIMachineFunctionInfo.h.

◆ clone()

MachineFunctionInfo * SIMachineFunctionInfo::clone ( BumpPtrAllocator & Allocator,
MachineFunction & DestMF,
const DenseMap< MachineBasicBlock *, MachineBasicBlock * > & Src2DstMBB ) const
overridevirtual

Make a functionally equivalent copy of this MachineFunctionInfo in MF.

This requires remapping MachineBasicBlock references from the original parent to values in the new function. Targets may assume that virtual register and frame index values are preserved in the new function.

Reimplemented from llvm::MachineFunctionInfo.

Definition at line 207 of file SIMachineFunctionInfo.cpp.

References llvm::MachineFunction::cloneInfo(), and SIMachineFunctionInfo().

◆ get32BitAddressHighBits()

uint32_t llvm::SIMachineFunctionInfo::get32BitAddressHighBits ( ) const
inline

Definition at line 995 of file SIMachineFunctionInfo.h.

◆ getAGPRSpillVGPRs()

ArrayRef< MCPhysReg > llvm::SIMachineFunctionInfo::getAGPRSpillVGPRs ( ) const
inline

◆ getAllScratchSGPRCopyDstRegs()

void llvm::SIMachineFunctionInfo::getAllScratchSGPRCopyDstRegs ( SmallVectorImpl< Register > & Regs) const
inline

◆ getArgInfo() [1/2]

AMDGPUFunctionArgInfo & llvm::SIMachineFunctionInfo::getArgInfo ( )
inline

◆ getArgInfo() [2/2]

const AMDGPUFunctionArgInfo & llvm::SIMachineFunctionInfo::getArgInfo ( ) const
inline

Definition at line 975 of file SIMachineFunctionInfo.h.

◆ getBytesInStackArgArea()

unsigned llvm::SIMachineFunctionInfo::getBytesInStackArgArea ( ) const
inline

◆ getClusterDims()

◆ getDynamicVGPRBlockSize()

◆ getFlatWorkGroupSizes()

std::pair< unsigned, unsigned > llvm::SIMachineFunctionInfo::getFlatWorkGroupSizes ( ) const
inline
Returns
A pair of default/requested minimum/maximum flat work group sizes for this function.

Definition at line 1148 of file SIMachineFunctionInfo.h.

◆ getFrameOffsetReg()

◆ getGITPtrHigh()

unsigned llvm::SIMachineFunctionInfo::getGITPtrHigh ( ) const
inline

Definition at line 989 of file SIMachineFunctionInfo.h.

Referenced by buildGitPtr().

◆ getGITPtrLoReg()

◆ getGWSPSV()

◆ getImplicitBufferPtrUserSGPR()

Register llvm::SIMachineFunctionInfo::getImplicitBufferPtrUserSGPR ( ) const
inline

Definition at line 1066 of file SIMachineFunctionInfo.h.

◆ getLongBranchReservedReg()

◆ getMaskForVGPRBlockOps()

◆ getMaxFlatWorkGroupSize()

unsigned llvm::SIMachineFunctionInfo::getMaxFlatWorkGroupSize ( ) const
inline
Returns
Default/requested maximum flat work group size for this function.

Definition at line 1158 of file SIMachineFunctionInfo.h.

◆ getMaxMemoryClusterDWords()

unsigned llvm::SIMachineFunctionInfo::getMaxMemoryClusterDWords ( ) const
inline

Definition at line 1206 of file SIMachineFunctionInfo.h.

Referenced by llvm::SIInstrInfo::shouldClusterMemOps().

◆ getMaxNumWorkGroups()

SmallVector< unsigned > llvm::SIMachineFunctionInfo::getMaxNumWorkGroups ( ) const
inline
Returns
Default/requested number of work groups for this function.

Definition at line 1221 of file SIMachineFunctionInfo.h.

◆ getMaxNumWorkGroupsX()

unsigned llvm::SIMachineFunctionInfo::getMaxNumWorkGroupsX ( ) const
inline

Definition at line 1223 of file SIMachineFunctionInfo.h.

◆ getMaxNumWorkGroupsY()

unsigned llvm::SIMachineFunctionInfo::getMaxNumWorkGroupsY ( ) const
inline

Definition at line 1224 of file SIMachineFunctionInfo.h.

◆ getMaxNumWorkGroupsZ()

unsigned llvm::SIMachineFunctionInfo::getMaxNumWorkGroupsZ ( ) const
inline

Definition at line 1225 of file SIMachineFunctionInfo.h.

◆ getMaxWavesPerEU()

unsigned llvm::SIMachineFunctionInfo::getMaxWavesPerEU ( ) const
inline
Returns
Default/requested maximum number of waves per execution unit.

Definition at line 1174 of file SIMachineFunctionInfo.h.

Referenced by limitOccupancy().

◆ getMinAllowedOccupancy()

unsigned llvm::SIMachineFunctionInfo::getMinAllowedOccupancy ( ) const
inline

◆ getMinFlatWorkGroupSize()

unsigned llvm::SIMachineFunctionInfo::getMinFlatWorkGroupSize ( ) const
inline
Returns
Default/requested minimum flat work group size for this function.

Definition at line 1153 of file SIMachineFunctionInfo.h.

◆ getMinNumAGPRs()

unsigned llvm::SIMachineFunctionInfo::getMinNumAGPRs ( ) const
inline

Definition at line 1208 of file SIMachineFunctionInfo.h.

Referenced by selectAGPRFormMFMA().

◆ getMinWavesPerEU()

unsigned llvm::SIMachineFunctionInfo::getMinWavesPerEU ( ) const
inline
Returns
Default/requested minimum number of waves per execution unit.

Definition at line 1169 of file SIMachineFunctionInfo.h.

◆ getMode()

◆ getNonWWMRegMask()

BitVector llvm::SIMachineFunctionInfo::getNonWWMRegMask ( ) const
inline

Definition at line 671 of file SIMachineFunctionInfo.h.

Referenced by llvm::SIRegisterInfo::getReservedRegs().

◆ getNumKernargPreloadedSGPRs()

unsigned llvm::SIMachineFunctionInfo::getNumKernargPreloadedSGPRs ( ) const
inline

Definition at line 1007 of file SIMachineFunctionInfo.h.

◆ getNumPreloadedSGPRs()

unsigned llvm::SIMachineFunctionInfo::getNumPreloadedSGPRs ( ) const
inline

◆ getNumSpilledSGPRs()

unsigned llvm::SIMachineFunctionInfo::getNumSpilledSGPRs ( ) const
inline

Definition at line 1102 of file SIMachineFunctionInfo.h.

◆ getNumSpilledVGPRs()

unsigned llvm::SIMachineFunctionInfo::getNumSpilledVGPRs ( ) const
inline

Definition at line 1106 of file SIMachineFunctionInfo.h.

◆ getNumUserSGPRs()

unsigned llvm::SIMachineFunctionInfo::getNumUserSGPRs ( ) const
inline

Definition at line 999 of file SIMachineFunctionInfo.h.

◆ getNumWaveDispatchSGPRs()

unsigned llvm::SIMachineFunctionInfo::getNumWaveDispatchSGPRs ( ) const
inline

Definition at line 1011 of file SIMachineFunctionInfo.h.

◆ getNumWaveDispatchVGPRs()

unsigned llvm::SIMachineFunctionInfo::getNumWaveDispatchVGPRs ( ) const
inline

Definition at line 1015 of file SIMachineFunctionInfo.h.

◆ getOccupancy()

unsigned llvm::SIMachineFunctionInfo::getOccupancy ( ) const
inline

Definition at line 1183 of file SIMachineFunctionInfo.h.

Referenced by llvm::GCNSchedStrategy::initialize().

◆ getOptionalScavengeFI()

std::optional< int > llvm::SIMachineFunctionInfo::getOptionalScavengeFI ( ) const
inline

◆ getPreloadedReg()

◆ getPreloadedValue()

std::tuple< const ArgDescriptor *, const TargetRegisterClass *, LLT > llvm::SIMachineFunctionInfo::getPreloadedValue ( AMDGPUFunctionArgInfo::PreloadedValue Value) const
inline

◆ getPrivateSegmentWaveByteOffsetSystemSGPR()

Register llvm::SIMachineFunctionInfo::getPrivateSegmentWaveByteOffsetSystemSGPR ( ) const
inline

Definition at line 1019 of file SIMachineFunctionInfo.h.

◆ getPrologEpilogSGPRSaveRestoreInfo()

const PrologEpilogSGPRSaveRestoreInfo & llvm::SIMachineFunctionInfo::getPrologEpilogSGPRSaveRestoreInfo ( Register Reg) const
inline

Definition at line 759 of file SIMachineFunctionInfo.h.

References assert(), llvm::find_if(), I, and Reg.

Referenced by llvm::SIFrameLowering::emitPrologue().

◆ getPrologEpilogSGPRSpills()

ArrayRef< PrologEpilogSGPRSpill > llvm::SIMachineFunctionInfo::getPrologEpilogSGPRSpills ( ) const
inline

◆ getPSInputAddr()

unsigned llvm::SIMachineFunctionInfo::getPSInputAddr ( ) const
inline

Definition at line 1118 of file SIMachineFunctionInfo.h.

◆ getPSInputEnable()

unsigned llvm::SIMachineFunctionInfo::getPSInputEnable ( ) const
inline

Definition at line 1122 of file SIMachineFunctionInfo.h.

◆ getQueuePtrUserSGPR()

Register llvm::SIMachineFunctionInfo::getQueuePtrUserSGPR ( ) const
inline

Definition at line 1062 of file SIMachineFunctionInfo.h.

◆ getScavengeFI()

int SIMachineFunctionInfo::getScavengeFI ( MachineFrameInfo & MFI,
const SIRegisterInfo & TRI )

◆ getScratchReservedForDynamicVGPRs()

unsigned llvm::SIMachineFunctionInfo::getScratchReservedForDynamicVGPRs ( ) const
inline

Definition at line 854 of file SIMachineFunctionInfo.h.

◆ getScratchRSrcReg()

Register llvm::SIMachineFunctionInfo::getScratchRSrcReg ( ) const
inline

Returns the physical register reserved for use as the resource descriptor for scratch accesses.

Definition at line 1027 of file SIMachineFunctionInfo.h.

Referenced by llvm::SIRegisterInfo::buildSpillLoadStore(), llvm::SIRegisterInfo::eliminateFrameIndex(), llvm::SIRegisterInfo::getReservedRegs(), and llvm::AMDGPUCallLowering::handleImplicitCallArguments().

◆ getScratchSGPRCopyDstReg()

Register llvm::SIMachineFunctionInfo::getScratchSGPRCopyDstReg ( Register Reg) const
inline

◆ getSGPRForEXECCopy()

◆ getSGPRSpillPhysVGPRs()

ArrayRef< Register > llvm::SIMachineFunctionInfo::getSGPRSpillPhysVGPRs ( ) const
inline

◆ getSGPRSpillToPhysicalVGPRLanes()

ArrayRef< SIRegisterInfo::SpilledReg > llvm::SIMachineFunctionInfo::getSGPRSpillToPhysicalVGPRLanes ( int FrameIndex) const
inline

◆ getSGPRSpillToVirtualVGPRLanes()

ArrayRef< SIRegisterInfo::SpilledReg > llvm::SIMachineFunctionInfo::getSGPRSpillToVirtualVGPRLanes ( int FrameIndex) const
inline

◆ getSGPRSpillVGPRs()

ArrayRef< Register > llvm::SIMachineFunctionInfo::getSGPRSpillVGPRs ( ) const
inline

Definition at line 684 of file SIMachineFunctionInfo.h.

◆ getStackPtrOffsetReg()

◆ getUserSGPRInfo() [1/2]

◆ getUserSGPRInfo() [2/2]

const GCNUserSGPRUsageInfo & llvm::SIMachineFunctionInfo::getUserSGPRInfo ( ) const
inline

Definition at line 703 of file SIMachineFunctionInfo.h.

◆ getVGPRForAGPRCopy()

◆ getVGPRSpillAGPRs()

ArrayRef< MCPhysReg > llvm::SIMachineFunctionInfo::getVGPRSpillAGPRs ( ) const
inline

◆ getVGPRToAGPRSpill()

MCPhysReg llvm::SIMachineFunctionInfo::getVGPRToAGPRSpill ( int FrameIndex,
unsigned Lane ) const
inline

Definition at line 811 of file SIMachineFunctionInfo.h.

References I.

Referenced by spillVGPRtoAGPR().

◆ getWavesPerEU()

std::pair< unsigned, unsigned > llvm::SIMachineFunctionInfo::getWavesPerEU ( ) const
inline
Returns
A pair of default/requested minimum/maximum number of waves per execution unit.

Definition at line 1164 of file SIMachineFunctionInfo.h.

Referenced by llvm::GCNSubtarget::getMaxNumSGPRs().

◆ getWWMReservedRegs()

◆ getWWMSpills()

const WWMSpillsMap & llvm::SIMachineFunctionInfo::getWWMSpills ( ) const
inline

◆ hasImplicitArgPtr()

bool llvm::SIMachineFunctionInfo::hasImplicitArgPtr ( ) const
inline

Definition at line 967 of file SIMachineFunctionInfo.h.

◆ hasLDSKernelId()

bool llvm::SIMachineFunctionInfo::hasLDSKernelId ( ) const
inline

Definition at line 909 of file SIMachineFunctionInfo.h.

◆ hasMaskForVGPRBlockOps()

bool llvm::SIMachineFunctionInfo::hasMaskForVGPRBlockOps ( Register RegisterBlock) const
inline

◆ hasNonSpillStackObjects()

bool llvm::SIMachineFunctionInfo::hasNonSpillStackObjects ( ) const
inline

Definition at line 1086 of file SIMachineFunctionInfo.h.

◆ hasPrivateSegmentWaveByteOffset()

bool llvm::SIMachineFunctionInfo::hasPrivateSegmentWaveByteOffset ( ) const
inline

Definition at line 951 of file SIMachineFunctionInfo.h.

◆ hasPrologEpilogSGPRSpillEntry()

bool llvm::SIMachineFunctionInfo::hasPrologEpilogSGPRSpillEntry ( Register Reg) const
inline

◆ hasSpilledSGPRs()

bool llvm::SIMachineFunctionInfo::hasSpilledSGPRs ( ) const
inline

◆ hasSpilledVGPRs()

bool llvm::SIMachineFunctionInfo::hasSpilledVGPRs ( ) const
inline

◆ hasVRegFlags()

bool llvm::SIMachineFunctionInfo::hasVRegFlags ( )
inline

Definition at line 789 of file SIMachineFunctionInfo.h.

◆ hasWorkGroupIDX()

bool llvm::SIMachineFunctionInfo::hasWorkGroupIDX ( ) const
inline

Definition at line 935 of file SIMachineFunctionInfo.h.

◆ hasWorkGroupIDY()

bool llvm::SIMachineFunctionInfo::hasWorkGroupIDY ( ) const
inline

Definition at line 939 of file SIMachineFunctionInfo.h.

◆ hasWorkGroupIDZ()

bool llvm::SIMachineFunctionInfo::hasWorkGroupIDZ ( ) const
inline

Definition at line 943 of file SIMachineFunctionInfo.h.

Referenced by llvm::AMDGPULegalizerInfo::loadInputValue().

◆ hasWorkGroupInfo()

bool llvm::SIMachineFunctionInfo::hasWorkGroupInfo ( ) const
inline

Definition at line 947 of file SIMachineFunctionInfo.h.

◆ hasWorkItemIDX()

bool llvm::SIMachineFunctionInfo::hasWorkItemIDX ( ) const
inline

Definition at line 955 of file SIMachineFunctionInfo.h.

◆ hasWorkItemIDY()

bool llvm::SIMachineFunctionInfo::hasWorkItemIDY ( ) const
inline

Definition at line 959 of file SIMachineFunctionInfo.h.

◆ hasWorkItemIDZ()

bool llvm::SIMachineFunctionInfo::hasWorkItemIDZ ( ) const
inline

Definition at line 963 of file SIMachineFunctionInfo.h.

◆ increaseOccupancy()

void llvm::SIMachineFunctionInfo::increaseOccupancy ( const MachineFunction & MF,
unsigned Limit )
inline

Definition at line 1200 of file SIMachineFunctionInfo.h.

References limitOccupancy().

◆ initializeBaseYamlFields()

bool SIMachineFunctionInfo::initializeBaseYamlFields ( const yaml::SIMachineFunctionInfo & YamlMFI,
const MachineFunction & MF,
PerFunctionMIParsingState & PFS,
SMDiagnostic & Error,
SMRange & SourceRange )

Definition at line 791 of file SIMachineFunctionInfo.cpp.

References llvm::yaml::SIMachineFunctionInfo::BytesInStackArgArea, llvm::SourceMgr::DK_Error, llvm::AMDGPUMachineFunction::DynLDSAlign, llvm::yaml::SIMachineFunctionInfo::DynLDSAlign, llvm::AMDGPUMachineFunction::ExplicitKernArgSize, llvm::yaml::SIMachineFunctionInfo::ExplicitKernArgSize, llvm::AMDGPUMachineFunction::GDSSize, llvm::yaml::SIMachineFunctionInfo::GDSSize, llvm::MemoryBuffer::getBufferIdentifier(), llvm::MachineFunction::getFrameInfo(), llvm::SourceMgr::getMainFileID(), llvm::SourceMgr::getMemoryBuffer(), llvm::yaml::SIMachineFunctionInfo::HasSpilledSGPRs, llvm::yaml::SIMachineFunctionInfo::HasSpilledVGPRs, llvm::yaml::SIMachineFunctionInfo::HighBitsOf32BitAddress, llvm::AMDGPUMachineFunction::IsEntryFunction, llvm::yaml::SIMachineFunctionInfo::IsEntryFunction, llvm::yaml::SIMachineFunctionInfo::IsWholeWaveFunction, llvm::AMDGPUMachineFunction::LDSSize, llvm::yaml::SIMachineFunctionInfo::LDSSize, llvm::AMDGPUMachineFunction::MaxKernArgAlign, llvm::yaml::SIMachineFunctionInfo::MaxKernArgAlign, llvm::yaml::SIMachineFunctionInfo::MaxMemoryClusterDWords, llvm::AMDGPUMachineFunction::MemoryBound, llvm::yaml::SIMachineFunctionInfo::MemoryBound, llvm::yaml::SIMachineFunctionInfo::NumKernargPreloadSGPRs, llvm::yaml::SIMachineFunctionInfo::NumWaveDispatchSGPRs, llvm::yaml::SIMachineFunctionInfo::NumWaveDispatchVGPRs, llvm::yaml::SIMachineFunctionInfo::Occupancy, llvm::yaml::SIMachineFunctionInfo::PSInputAddr, llvm::yaml::SIMachineFunctionInfo::PSInputEnable, llvm::yaml::SIMachineFunctionInfo::ReturnsVoid, llvm::yaml::SIMachineFunctionInfo::ScavengeFI, llvm::PerFunctionMIParsingState::SM, llvm::toString(), llvm::AMDGPUMachineFunction::WaveLimiter, and llvm::yaml::SIMachineFunctionInfo::WaveLimiter.

Referenced by llvm::GCNTargetMachine::parseMachineFunctionInfo().

◆ isCalleeSavedReg()

bool SIMachineFunctionInfo::isCalleeSavedReg ( const MCPhysReg * CSRegs,
MCPhysReg Reg ) const

Definition at line 353 of file SIMachineFunctionInfo.cpp.

References I.

Referenced by splitWWMSpillRegisters().

◆ isDynamicVGPREnabled()

bool llvm::SIMachineFunctionInfo::isDynamicVGPREnabled ( ) const
inline

Definition at line 850 of file SIMachineFunctionInfo.h.

◆ isPSInputAllocated()

bool llvm::SIMachineFunctionInfo::isPSInputAllocated ( unsigned Index) const
inline

Definition at line 1126 of file SIMachineFunctionInfo.h.

◆ isStackRealigned()

bool llvm::SIMachineFunctionInfo::isStackRealigned ( ) const
inline

◆ isWholeWaveFunction()

◆ isWWMReg()

bool llvm::SIMachineFunctionInfo::isWWMReg ( Register Reg) const
inline

◆ isWWMReservedRegister()

bool llvm::SIMachineFunctionInfo::isWWMReservedRegister ( Register Reg) const
inline

Definition at line 690 of file SIMachineFunctionInfo.h.

References Reg.

Referenced by assignSlotsUsingVGPRBlocks().

◆ limitOccupancy() [1/2]

void SIMachineFunctionInfo::limitOccupancy ( const MachineFunction & MF)

◆ limitOccupancy() [2/2]

void llvm::SIMachineFunctionInfo::limitOccupancy ( unsigned Limit)
inline

Definition at line 1195 of file SIMachineFunctionInfo.h.

◆ markPSInputAllocated()

void llvm::SIMachineFunctionInfo::markPSInputAllocated ( unsigned Index)
inline

Definition at line 1130 of file SIMachineFunctionInfo.h.

◆ markPSInputEnabled()

void llvm::SIMachineFunctionInfo::markPSInputEnabled ( unsigned Index)
inline

Definition at line 1134 of file SIMachineFunctionInfo.h.

◆ mayUseAGPRs()

bool SIMachineFunctionInfo::mayUseAGPRs ( const Function & F) const

Definition at line 837 of file SIMachineFunctionInfo.cpp.

References F, and llvm::AMDGPU::getIntegerPairAttribute().

◆ removeDeadFrameIndices()

◆ reserveWWMRegister()

void llvm::SIMachineFunctionInfo::reserveWWMRegister ( Register Reg)
inline

◆ returnsVoid()

bool llvm::SIMachineFunctionInfo::returnsVoid ( ) const
inline

Definition at line 1138 of file SIMachineFunctionInfo.h.

Referenced by llvm::AMDGPUCallLowering::lowerReturn().

◆ selectAGPRFormMFMA()

bool llvm::SIMachineFunctionInfo::selectAGPRFormMFMA ( unsigned NumRegs) const
inline

Return true if an MFMA that requires at least NumRegs should select to the AGPR form, instead of the VGPR form.

Definition at line 1212 of file SIMachineFunctionInfo.h.

References getMinNumAGPRs(), and MFMAVGPRForm.

Referenced by llvm::AMDGPURegisterBankInfo::getInstrMapping().

◆ setBytesInStackArgArea()

void llvm::SIMachineFunctionInfo::setBytesInStackArgArea ( unsigned Bytes)
inline

Definition at line 846 of file SIMachineFunctionInfo.h.

◆ setFlag()

void llvm::SIMachineFunctionInfo::setFlag ( Register Reg,
uint8_t Flag )
inline

Definition at line 776 of file SIMachineFunctionInfo.h.

References assert(), and Reg.

Referenced by llvm::GCNTargetMachine::parseMachineFunctionInfo().

◆ setFrameOffsetReg()

void llvm::SIMachineFunctionInfo::setFrameOffsetReg ( Register Reg)
inline

Definition at line 1040 of file SIMachineFunctionInfo.h.

References assert(), and Reg.

◆ setHasNonSpillStackObjects()

void llvm::SIMachineFunctionInfo::setHasNonSpillStackObjects ( bool StackObject = true)
inline

Definition at line 1090 of file SIMachineFunctionInfo.h.

◆ setHasSpilledSGPRs()

void llvm::SIMachineFunctionInfo::setHasSpilledSGPRs ( bool Spill = true)
inline

◆ setHasSpilledVGPRs()

void llvm::SIMachineFunctionInfo::setHasSpilledVGPRs ( bool Spill = true)
inline

◆ setIfReturnsVoid()

void llvm::SIMachineFunctionInfo::setIfReturnsVoid ( bool Value)
inline

Definition at line 1142 of file SIMachineFunctionInfo.h.

Referenced by llvm::AMDGPUCallLowering::lowerReturn().

◆ setIsStackRealigned()

void llvm::SIMachineFunctionInfo::setIsStackRealigned ( bool Realigned = true)
inline

Definition at line 1098 of file SIMachineFunctionInfo.h.

Referenced by llvm::SIFrameLowering::emitPrologue().

◆ setLongBranchReservedReg()

void llvm::SIMachineFunctionInfo::setLongBranchReservedReg ( Register Reg)
inline

◆ setMaskForVGPRBlockOps()

void llvm::SIMachineFunctionInfo::setMaskForVGPRBlockOps ( Register RegisterBlock,
uint32_t Mask )
inline

Definition at line 637 of file SIMachineFunctionInfo.h.

Referenced by assignSlotsUsingVGPRBlocks().

◆ setNumWaveDispatchSGPRs()

void llvm::SIMachineFunctionInfo::setNumWaveDispatchSGPRs ( unsigned Count)
inline

Definition at line 1013 of file SIMachineFunctionInfo.h.

References llvm::Count.

◆ setNumWaveDispatchVGPRs()

void llvm::SIMachineFunctionInfo::setNumWaveDispatchVGPRs ( unsigned Count)
inline

Definition at line 1017 of file SIMachineFunctionInfo.h.

References llvm::Count.

◆ setPrivateSegmentWaveByteOffset()

void llvm::SIMachineFunctionInfo::setPrivateSegmentWaveByteOffset ( Register Reg)
inline

Definition at line 931 of file SIMachineFunctionInfo.h.

References llvm::ArgDescriptor::createRegister(), and Reg.

◆ setScratchReservedForDynamicVGPRs()

void llvm::SIMachineFunctionInfo::setScratchReservedForDynamicVGPRs ( unsigned SizeInBytes)
inline

◆ setScratchRSrcReg()

void llvm::SIMachineFunctionInfo::setScratchRSrcReg ( Register Reg)
inline

Definition at line 1031 of file SIMachineFunctionInfo.h.

References assert(), and Reg.

◆ setSGPRForEXECCopy()

void llvm::SIMachineFunctionInfo::setSGPRForEXECCopy ( Register Reg)
inline

Definition at line 805 of file SIMachineFunctionInfo.h.

References Reg.

Referenced by llvm::SIFrameLowering::determinePrologEpilogSGPRSaves().

◆ setStackPtrOffsetReg()

void llvm::SIMachineFunctionInfo::setStackPtrOffsetReg ( Register Reg)
inline

Definition at line 1045 of file SIMachineFunctionInfo.h.

References assert(), and Reg.

◆ setVGPRForAGPRCopy()

void llvm::SIMachineFunctionInfo::setVGPRForAGPRCopy ( Register NewVGPRForAGPRCopy)
inline

◆ setVGPRToAGPRSpillDead()

void llvm::SIMachineFunctionInfo::setVGPRToAGPRSpillDead ( int FrameIndex)
inline

Definition at line 817 of file SIMachineFunctionInfo.h.

References I.

Referenced by llvm::SIFrameLowering::processFunctionBeforeFrameFinalized().

◆ setWorkItemIDX()

void llvm::SIMachineFunctionInfo::setWorkItemIDX ( ArgDescriptor Arg)
inline

Definition at line 912 of file SIMachineFunctionInfo.h.

◆ setWorkItemIDY()

void llvm::SIMachineFunctionInfo::setWorkItemIDY ( ArgDescriptor Arg)
inline

Definition at line 916 of file SIMachineFunctionInfo.h.

◆ setWorkItemIDZ()

void llvm::SIMachineFunctionInfo::setWorkItemIDZ ( ArgDescriptor Arg)
inline

Definition at line 920 of file SIMachineFunctionInfo.h.

◆ shiftWwmVGPRsToLowestRange()

◆ splitWWMSpillRegisters()

void SIMachineFunctionInfo::splitWWMSpillRegisters ( MachineFunction & MF,
SmallVectorImpl< std::pair< Register, int > > & CalleeSavedRegs,
SmallVectorImpl< std::pair< Register, int > > & ScratchRegs ) const

◆ updateNonWWMRegMask()

void llvm::SIMachineFunctionInfo::updateNonWWMRegMask ( BitVector & RegMask)
inline

Definition at line 670 of file SIMachineFunctionInfo.h.

◆ GCNTargetMachine

friend class GCNTargetMachine
friend

Definition at line 416 of file SIMachineFunctionInfo.h.

References GCNTargetMachine.

Referenced by GCNTargetMachine.

Member Data Documentation

◆ MFMAVGPRForm

bool SIMachineFunctionInfo::MFMAVGPRForm = false
static

Definition at line 545 of file SIMachineFunctionInfo.h.

Referenced by selectAGPRFormMFMA().


The documentation for this class was generated from the following files: