LLVM 19.0.0git
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Custom DAG lowering for SI. More...
#include "SIISelLowering.h"
#include "AMDGPU.h"
#include "AMDGPUInstrInfo.h"
#include "AMDGPUTargetMachine.h"
#include "GCNSubtarget.h"
#include "MCTargetDesc/AMDGPUMCTargetDesc.h"
#include "SIMachineFunctionInfo.h"
#include "SIRegisterInfo.h"
#include "llvm/ADT/APInt.h"
#include "llvm/ADT/FloatingPointMode.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/OptimizationRemarkEmitter.h"
#include "llvm/Analysis/UniformityAnalysis.h"
#include "llvm/BinaryFormat/ELF.h"
#include "llvm/CodeGen/Analysis.h"
#include "llvm/CodeGen/ByteProvider.h"
#include "llvm/CodeGen/FunctionLoweringInfo.h"
#include "llvm/CodeGen/GlobalISel/GISelKnownBits.h"
#include "llvm/CodeGen/GlobalISel/GenericMachineInstrs.h"
#include "llvm/CodeGen/GlobalISel/MIPatternMatch.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineLoopInfo.h"
#include "llvm/IR/DiagnosticInfo.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/IntrinsicsAMDGPU.h"
#include "llvm/IR/IntrinsicsR600.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/KnownBits.h"
#include "llvm/Support/ModRef.h"
#include <optional>
Go to the source code of this file.
Classes | |
struct | DotSrc |
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#define | DEBUG_TYPE "si-lower" |
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static cl::opt< bool > | DisableLoopAlignment ("amdgpu-disable-loop-alignment", cl::desc("Do not align and prefetch loops"), cl::init(false)) |
static cl::opt< bool > | UseDivergentRegisterIndexing ("amdgpu-use-divergent-register-indexing", cl::Hidden, cl::desc("Use indirect register addressing for divergent indexes"), cl::init(false)) |
Custom DAG lowering for SI.
Definition in file SIISelLowering.cpp.
#define DEBUG_TYPE "si-lower" |
Definition at line 49 of file SIISelLowering.cpp.
Definition at line 13817 of file SIISelLowering.cpp.
References assert(), and llvm::First.
Referenced by placeSources(), and resolveSources().
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Definition at line 12133 of file SIISelLowering.cpp.
References assert().
Referenced by hasNon16BitAccesses().
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Definition at line 10286 of file SIISelLowering.cpp.
References Info.
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Definition at line 5861 of file SIISelLowering.cpp.
References llvm::ISD::BITCAST, llvm::EVT::changeTypeToInteger(), DL, llvm::SelectionDAG::ExtractVectorElements(), llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getContext(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getUNDEF(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::EVT::getVectorVT(), llvm::EVT::isVector(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::ISD::TRUNCATE.
Referenced by constructRetValue().
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Definition at line 2311 of file SIISelLowering.cpp.
References llvm::MachineFunction::addLiveIn(), llvm::CCState::AllocateReg(), assert(), and llvm::CCState::getMachineFunction().
Referenced by allocateSGPR32Input(), and allocateSGPR64Input().
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Definition at line 2320 of file SIISelLowering.cpp.
References allocateFixedSGPRInputImpl(), allocateSGPR32InputImpl(), and llvm::ArgDescriptor::getRegister().
Referenced by llvm::SITargetLowering::allocateSpecialInputSGPRs().
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Definition at line 2291 of file SIISelLowering.cpp.
References llvm::MachineFunction::addLiveIn(), llvm::CCState::AllocateReg(), assert(), llvm::TargetRegisterClass::begin(), llvm::ArgDescriptor::createRegister(), llvm::CCState::getFirstUnallocated(), llvm::CCState::getMachineFunction(), llvm::report_fatal_error(), and llvm::ArrayRef< T >::size().
Referenced by allocateSGPR32Input(), and allocateSGPR64Input().
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Definition at line 2328 of file SIISelLowering.cpp.
References allocateFixedSGPRInputImpl(), allocateSGPR32InputImpl(), and llvm::ArgDescriptor::getRegister().
Referenced by llvm::SITargetLowering::allocateSpecialInputSGPRs().
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Definition at line 2267 of file SIISelLowering.cpp.
References llvm::MachineFunction::addLiveIn(), llvm::CCState::AllocateReg(), llvm::CCState::AllocateStack(), assert(), llvm::ArgDescriptor::createArg(), llvm::ArgDescriptor::createRegister(), llvm::ArgDescriptor::createStack(), llvm::CCState::getFirstUnallocated(), llvm::CCState::getMachineFunction(), llvm::MachineFunction::getRegInfo(), llvm::Offset, llvm::LLT::scalar(), llvm::MachineRegisterInfo::setType(), and llvm::ArrayRef< T >::size().
Referenced by llvm::SITargetLowering::allocateSpecialInputVGPRs().
Definition at line 11435 of file SIISelLowering.cpp.
References llvm::ISD::AND, llvm::ISD::OR, and llvm::ISD::XOR.
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Definition at line 7366 of file SIISelLowering.cpp.
References assert(), DL, llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getTargetConstant(), llvm::SelectionDAG::getTargetGlobalAddress(), llvm::SIInstrInfo::MO_NONE, llvm::Offset, and llvm::AMDGPUISD::PC_ADD_REL_OFFSET.
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Definition at line 15302 of file SIISelLowering.cpp.
References DL, llvm::SelectionDAG::getMachineNode(), and llvm::SelectionDAG::getTargetConstant().
Referenced by llvm::SITargetLowering::buildRSRC(), and llvm::SITargetLowering::wrapAddr64Rsrc().
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Definition at line 11841 of file SIISelLowering.cpp.
References llvm::ISD::AND, llvm::ISD::ANY_EXTEND, llvm::ISD::AssertSext, llvm::ISD::AssertZext, llvm::BitWidth, llvm::ISD::BSWAP, calculateByteProvider(), calculateSrcByte(), llvm::ISD::CopyFromReg, llvm::Depth, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::ISD::FSHR, llvm::ByteProvider< ISelOp >::getConstantZero(), llvm::SDValue::getValueSizeInBits(), LHS, llvm_unreachable, llvm::ISD::LOAD, llvm::ISD::OR, llvm::AMDGPUISD::PERM, RHS, llvm::ISD::SHL, llvm::ISD::SIGN_EXTEND, llvm::ISD::SIGN_EXTEND_INREG, llvm::ISD::SRA, llvm::ISD::SRL, llvm::ISD::TRUNCATE, llvm::ISD::ZERO_EXTEND, and llvm::ISD::ZEXTLOAD.
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Definition at line 11776 of file SIISelLowering.cpp.
References calculateSrcByte(), llvm::Depth, llvm::ByteProvider< ISelOp >::getSrc(), llvm::EVT::getStoreSize(), llvm::SDValue::getValueType(), llvm::EVT::isByteSized(), llvm_unreachable, llvm::ISD::SIGN_EXTEND, llvm::ISD::SIGN_EXTEND_INREG, llvm::ISD::SRA, llvm::ISD::SRL, llvm::ISD::TRUNCATE, and llvm::ISD::ZERO_EXTEND.
Referenced by calculateByteProvider(), and calculateSrcByte().
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Definition at line 3463 of file SIISelLowering.cpp.
References CC, and llvm::CallingConv::Fast.
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Definition at line 13999 of file SIISelLowering.cpp.
References assert(), llvm::SelectionDAG::computeKnownBits(), llvm::KnownBits::countMinLeadingZeros(), llvm::SDValue::getValueSizeInBits(), and llvm_unreachable.
Definition at line 15521 of file SIISelLowering.cpp.
References llvm::AMDGPU::isInlinableIntLiteral(), and Size.
Referenced by llvm::APInt::APInt(), llvm::APInt::ashrInPlace(), llvm::SITargetLowering::checkAsmConstraintVal(), llvm::APInt::flipAllBits(), llvm::SITargetLowering::LowerAsmOperandForConstraint(), llvm::APInt::operator<<=(), llvm::APInt::operator=(), llvm::APInt::operator^=(), llvm::APInt::operator|=(), and llvm::APInt::setAllBits().
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Definition at line 4556 of file SIISelLowering.cpp.
References llvm::SIRegisterInfo::getSubRegFromChannel(), llvm::Offset, and TRI.
Referenced by emitIndirectDst(), and emitIndirectSrc().
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Definition at line 7571 of file SIISelLowering.cpp.
References adjustLoadValueTypeImpl(), llvm::ISD::BITCAST, llvm::EVT::changeTypeToInteger(), llvm::Data, DL, llvm::ISD::EXTRACT_SUBVECTOR, llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getContext(), llvm::SelectionDAG::getMergeValues(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::EVT::getVectorVT(), llvm::MVT::getVectorVT(), llvm::EVT::isVector(), llvm::MVT::isVector(), padEltsToUndef(), and llvm::ISD::TRUNCATE.
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Definition at line 64 of file SIISelLowering.cpp.
References llvm::MachineFunction::getInfo(), llvm::DenormalMode::getPreserveSign(), and Info.
Referenced by llvm::SITargetLowering::denormalsEnabledForType(), llvm::SITargetLowering::isFMADLegal(), llvm::SITargetLowering::isFMAFasterThanFMulAndFAdd(), and llvm::SITargetLowering::isFPExtFoldable().
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Definition at line 69 of file SIISelLowering.cpp.
References llvm::MachineFunction::getInfo(), llvm::DenormalMode::getPreserveSign(), and Info.
Referenced by llvm::SITargetLowering::denormalsEnabledForType(), llvm::SITargetLowering::isFMADLegal(), and llvm::SITargetLowering::isFMAFasterThanFMulAndFAdd().
Definition at line 7173 of file SIISelLowering.cpp.
References assert().
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Definition at line 16107 of file SIISelLowering.cpp.
References DEBUG_TYPE, llvm::SmallVectorBase< Size_T >::empty(), llvm::Value::getContext(), llvm::AtomicRMWInst::getOperation(), llvm::AtomicRMWInst::getOperationName(), llvm::AtomicRMWInst::getSyncScopeID(), and llvm::LLVMContext::getSyncScopeNames().
Referenced by llvm::SITargetLowering::shouldExpandAtomicRMWInIR().
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Definition at line 4695 of file SIISelLowering.cpp.
References llvm::MachineInstrBuilder::add(), llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), assert(), llvm::BuildMI(), computeIndirectRegAndOffset(), DL, getIndirectSGPRIdx(), llvm::MachineBasicBlock::getParent(), llvm::MachineOperand::getReg(), llvm::MachineFunction::getRegInfo(), I, Idx, llvm::MachineOperand::isReg(), loadM0FromVGPR(), MBB, MI, MRI, llvm::Offset, setM0ToIndexFromSGPR(), SubReg, TII, and TRI.
Referenced by llvm::SITargetLowering::EmitInstrWithCustomInserter().
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Definition at line 4609 of file SIISelLowering.cpp.
References llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addReg(), llvm::BuildMI(), computeIndirectRegAndOffset(), DL, getIndirectSGPRIdx(), llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getRegInfo(), I, Idx, llvm::RegState::Implicit, loadM0FromVGPR(), MBB, MI, MRI, llvm::Offset, setM0ToIndexFromSGPR(), SubReg, TII, and TRI.
Referenced by llvm::SITargetLowering::EmitInstrWithCustomInserter().
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Definition at line 4415 of file SIISelLowering.cpp.
References llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addMBB(), llvm::MachineInstrBuilder::addReg(), llvm::MachineBasicBlock::begin(), llvm::BuildMI(), DL, llvm::ilist_node_impl< OptionsT >::getIterator(), llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getSubtarget(), llvm::getUndefRegState(), I, Idx, llvm::RegState::Kill, MRI, llvm::Offset, TII, and TRI.
Referenced by loadM0FromVGPR().
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Definition at line 7503 of file SIISelLowering.cpp.
References llvm::LLVMContext::diagnose(), DL, llvm::SelectionDAG::getContext(), llvm::MachineFunction::getFunction(), llvm::SelectionDAG::getMachineFunction(), and llvm::SelectionDAG::getUNDEF().
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Definition at line 7512 of file SIISelLowering.cpp.
References llvm::LLVMContext::diagnose(), DL, llvm::SelectionDAG::getContext(), llvm::MachineFunction::getFunction(), llvm::SelectionDAG::getMachineFunction(), and llvm::SelectionDAG::getUNDEF().
Definition at line 74 of file SIISelLowering.cpp.
References llvm::CCState::isAllocated(), and llvm_unreachable.
Referenced by llvm::SITargetLowering::allocateSystemSGPRs().
Helper function for LowerBRCOND.
Definition at line 6270 of file SIISelLowering.cpp.
References I, llvm::SDNode::use_begin(), and llvm::SDNode::use_end().
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Definition at line 13983 of file SIISelLowering.cpp.
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Definition at line 15639 of file SIISelLowering.cpp.
Referenced by llvm::SITargetLowering::finalizeLowering().
MemSDNode::getBasePtr() does not work for intrinsics, which needs to offset by the chain and intrinsic ID.
Theoretically we would also need to check the specific intrinsic, but they all place the pointer operand first.
Definition at line 11401 of file SIISelLowering.cpp.
References llvm::ISD::INTRINSIC_VOID, llvm::ISD::INTRINSIC_W_CHAIN, N, and llvm::ISD::STORE.
Referenced by llvm::SITargetLowering::hasMemSDNodeUser().
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Definition at line 7521 of file SIISelLowering.cpp.
References assert(), DL, llvm::ArrayRef< T >::empty(), llvm::SelectionDAG::getBitcast(), llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValueType(), llvm::MVT::getVectorVT(), and llvm::ArrayRef< T >::size().
Definition at line 11487 of file SIISelLowering.cpp.
References llvm::CallingConv::C.
Referenced by getPermuteMask().
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Scalar Type
Definition at line 12174 of file SIISelLowering.cpp.
References assert(), llvm::ISD::EXTRACT_VECTOR_ELT, llvm::SelectionDAG::ExtractVectorElements(), llvm::SelectionDAG::getBitcastedAnyExtOrTrunc(), llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getConstant(), llvm::MVT::getIntegerVT(), llvm::SelectionDAG::getNode(), llvm::MVT::getVectorVT(), and llvm::ISD::SRL.
Referenced by matchPERM(), and resolveSources().
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Definition at line 10569 of file SIISelLowering.cpp.
References A, assert(), B, llvm::ISD::FMUL, llvm::AMDGPUISD::FMUL_W_CHAIN, llvm::SelectionDAG::getNode(), llvm::SDNode::getNumValues(), llvm::SDValue::getValue(), llvm::SelectionDAG::getVTList(), and llvm_unreachable.
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Definition at line 10591 of file SIISelLowering.cpp.
References A, assert(), B, llvm::CallingConv::C, llvm::ISD::FMA, llvm::AMDGPUISD::FMA_W_CHAIN, llvm::SelectionDAG::getNode(), llvm::SDNode::getNumValues(), llvm::SDValue::getValue(), llvm::SelectionDAG::getVTList(), and llvm_unreachable.
Definition at line 8599 of file SIISelLowering.cpp.
References llvm::isNullConstant().
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Definition at line 4590 of file SIISelLowering.cpp.
References llvm::MachineInstrBuilder::add(), llvm::MachineInstrBuilder::addImm(), llvm::BuildMI(), DL, I, Idx, MBB, MI, MRI, llvm::Offset, and TII.
Referenced by emitIndirectDst(), and emitIndirectSrc().
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Definition at line 10197 of file SIISelLowering.cpp.
References llvm::ISD::ANY_EXTEND, llvm::EVT::bitsLT(), llvm::ISD::EXTLOAD, llvm::SelectionDAG::getNode(), llvm_unreachable, llvm::ISD::NON_EXTLOAD, llvm::ISD::SEXTLOAD, llvm::ISD::SIGN_EXTEND, llvm::ISD::TRUNCATE, llvm::ISD::ZERO_EXTEND, and llvm::ISD::ZEXTLOAD.
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Definition at line 13666 of file SIISelLowering.cpp.
References llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getVTList(), llvm::AMDGPUISD::MAD_I64_I32, llvm::AMDGPUISD::MAD_U64_U32, Signed, and llvm::ISD::TRUNCATE.
Definition at line 11507 of file SIISelLowering.cpp.
References llvm::ISD::AND, assert(), llvm::CallingConv::C, getConstantPermuteMask(), llvm::ConstantSDNode::getZExtValue(), llvm::ISD::OR, llvm::ISD::SHL, and llvm::ISD::SRL.
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Definition at line 10669 of file SIISelLowering.cpp.
References assert(), llvm::SelectionDAG::getTargetConstant(), and Info.
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Definition at line 13129 of file SIISelLowering.cpp.
References llvm::CallingConv::C.
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Definition at line 13805 of file SIISelLowering.cpp.
References calculateByteProvider().
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Definition at line 16298 of file SIISelLowering.cpp.
References hasCFUser(), llvm::SmallPtrSetImpl< PtrType >::insert(), and IT.
Referenced by hasCFUser(), and llvm::SITargetLowering::requiresUniformRegister().
Definition at line 12152 of file SIISelLowering.cpp.
References addresses16Bits(), isExtendedFrom16Bits(), and llvm::peekThroughBitcasts().
Referenced by matchPERM().
Definition at line 13274 of file SIISelLowering.cpp.
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Definition at line 15966 of file SIISelLowering.cpp.
References assert(), llvm::ISD::CopyFromReg, llvm::ISD::INLINEASM, llvm::ISD::INLINEASM_BR, and N.
Referenced by llvm::SITargetLowering::isSDNodeSourceOfDivergence().
Definition at line 12107 of file SIISelLowering.cpp.
References llvm::ISD::ANY_EXTEND, llvm::ISD::EXTLOAD, llvm::SDValue::getNode(), llvm::SDValue::getOpcode(), llvm::SDValue::getOperand(), llvm::EVT::getSizeInBits(), llvm::SDValue::getValueType(), llvm::EVT::isVector(), llvm::ISD::LOAD, llvm::ISD::SEXTLOAD, llvm::ISD::SIGN_EXTEND, llvm::ISD::ZERO_EXTEND, and llvm::ISD::ZEXTLOAD.
Referenced by hasNon16BitAccesses().
Definition at line 15007 of file SIISelLowering.cpp.
References llvm::ISD::AssertZext.
Referenced by llvm::SITargetLowering::legalizeTargetIndependentNode().
Definition at line 15486 of file SIISelLowering.cpp.
References llvm::StringRef::size().
Referenced by llvm::SITargetLowering::getConstraintType(), and llvm::SITargetLowering::LowerAsmOperandForConstraint().
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Return true if the value is a known valid address, such that a null check is not necessary.
Definition at line 6831 of file SIISelLowering.cpp.
References TM.
Definition at line 13991 of file SIISelLowering.cpp.
References llvm::ISD::MUL, llvm::AMDGPUISD::MUL_I24, and llvm::AMDGPUISD::MUL_U24.
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Definition at line 15800 of file SIISelLowering.cpp.
References llvm::countl_zero(), llvm::MachineFunction::getFunction(), llvm::GISelKnownBits::getMachineFunction(), llvm::APInt::setHighBits(), and llvm::KnownBits::Zero.
Referenced by llvm::SITargetLowering::computeKnownBitsForTargetInstr().
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Definition at line 4507 of file SIISelLowering.cpp.
References llvm::MachineInstrBuilder::addReg(), llvm::MachineBasicBlock::addSuccessor(), llvm::MachineBasicBlock::begin(), llvm::BuildMI(), llvm::MachineFunction::CreateMachineBasicBlock(), DL, emitLoadM0FromVGPRLoop(), llvm::First, llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getRegInfo(), llvm::MachineFunction::getSubtarget(), I, Idx, llvm::MachineFunction::insert(), MBB, MBBI, MI, MRI, llvm::Offset, llvm::MachineBasicBlock::removeSuccessor(), splitBlockForLoop(), TII, and TRI.
Referenced by emitIndirectDst(), and emitIndirectSrc().
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Definition at line 6048 of file SIISelLowering.cpp.
References llvm::SelectionDAG::getCondCode(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getCopyFromReg(), llvm::SelectionDAG::getEntryNode(), llvm::SelectionDAG::getNode(), llvm::EVT::getScalarSizeInBits(), llvm::SelectionDAG::getZExtOrTrunc(), N, llvm::ISD::SETCC, llvm::AMDGPUISD::SETCC, and llvm::ISD::SETNE.
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Definition at line 6019 of file SIISelLowering.cpp.
References llvm::EVT::bitsEq(), llvm::ISD::FP_EXTEND, llvm::SelectionDAG::getCondCode(), llvm::SelectionDAG::getContext(), llvm::getFCmpCondCode(), llvm::EVT::getIntegerVT(), llvm::SelectionDAG::getNode(), llvm::SITargetLowering::getSubtarget(), llvm::SelectionDAG::getUNDEF(), llvm::SDValue::getValueType(), llvm::AMDGPUSubtarget::getWavefrontSize(), llvm::SelectionDAG::getZExtOrTrunc(), llvm::CmpInst::isFPPredicate(), llvm::TargetLoweringBase::isTypeLegal(), N, and llvm::AMDGPUISD::SETCC.
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Definition at line 5985 of file SIISelLowering.cpp.
References llvm::EVT::bitsEq(), DL, llvm::SelectionDAG::getCondCode(), llvm::SelectionDAG::getContext(), llvm::getICmpCondCode(), llvm::EVT::getIntegerVT(), llvm::SelectionDAG::getNode(), llvm::SITargetLowering::getSubtarget(), llvm::SelectionDAG::getUNDEF(), llvm::AMDGPUSubtarget::getWavefrontSize(), llvm::SelectionDAG::getZExtOrTrunc(), llvm::CmpInst::isIntPredicate(), llvm::CmpInst::isSigned(), llvm::TargetLoweringBase::isTypeLegal(), LHS, N, RHS, llvm::AMDGPUISD::SETCC, llvm::ISD::SIGN_EXTEND, and llvm::ISD::ZERO_EXTEND.
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Definition at line 4799 of file SIISelLowering.cpp.
References Accumulator, llvm::MachineInstrBuilder::addImm(), llvm::MachineInstrBuilder::addMBB(), llvm::MachineInstrBuilder::addReg(), llvm::BuildMI(), DL, llvm::MachineBasicBlock::end(), llvm::MachineBasicBlock::getParent(), llvm::MachineFunction::getRegInfo(), I, MI, MRI, splitBlockForLoop(), TII, and TRI.
Referenced by llvm::SITargetLowering::EmitInstrWithCustomInserter().
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Definition at line 12229 of file SIISelLowering.cpp.
References assert(), calculateByteProvider(), llvm::TargetLowering::DAGCombinerInfo::DAG, DL, llvm::SelectionDAG::getBitcast(), llvm::SelectionDAG::getBitcastedAnyExtOrTrunc(), llvm::SelectionDAG::getConstant(), llvm::SelectionDAG::getDataLayout(), getDWordFromOffset(), llvm::MVT::getIntegerVT(), llvm::SelectionDAG::getNode(), llvm::SDValue::getValueSizeInBits(), llvm::SDValue::getValueType(), hasNon16BitAccesses(), llvm::DataLayout::isBigEndian(), llvm::EVT::isByteSized(), N, P, llvm::AMDGPUISD::PERM, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::SmallVectorBase< Size_T >::size().
Referenced by llvm::SITargetLowering::PerformDAGCombine().
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Return true if we might ever do TCO for calls with this calling convention.
Definition at line 3468 of file SIISelLowering.cpp.
References llvm::CallingConv::AMDGPU_Gfx, llvm::CallingConv::C, canGuaranteeTCO(), and CC.
Definition at line 1107 of file SIISelLowering.cpp.
References assert(), llvm::Type::getContext(), llvm::EVT::getEVT(), and llvm::EVT::getVectorVT().
Referenced by llvm::SITargetLowering::getTgtMemIntrinsic(), and memVTFromLoadIntrReturn().
Definition at line 1121 of file SIISelLowering.cpp.
References assert(), and memVTFromLoadIntrData().
Referenced by llvm::SITargetLowering::getTgtMemIntrinsic().
Definition at line 13066 of file SIISelLowering.cpp.
References llvm::AMDGPUISD::FMAX3, llvm::ISD::FMAXIMUM, llvm::AMDGPUISD::FMAXIMUM3, llvm::ISD::FMAXNUM, llvm::ISD::FMAXNUM_IEEE, llvm::AMDGPUISD::FMIN3, llvm::ISD::FMINIMUM, llvm::AMDGPUISD::FMINIMUM3, llvm::ISD::FMINNUM, llvm::ISD::FMINNUM_IEEE, llvm_unreachable, llvm::ISD::SMAX, llvm::AMDGPUISD::SMAX3, llvm::ISD::SMIN, llvm::AMDGPUISD::SMIN3, llvm::ISD::UMAX, llvm::AMDGPUISD::UMAX3, llvm::ISD::UMIN, and llvm::AMDGPUISD::UMIN3.
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Definition at line 7662 of file SIISelLowering.cpp.
References Addr, llvm::ISD::ANY_EXTEND, DL, llvm::SelectionDAG::getBitcast(), llvm::SelectionDAG::getBuildVector(), llvm::SelectionDAG::getNode(), I, and llvm::SmallVectorTemplateBase< T, bool >::push_back().
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Definition at line 7550 of file SIISelLowering.cpp.
References DL, llvm::SelectionDAG::ExtractVectorElements(), llvm::SelectionDAG::getBuildVector(), llvm::EVT::getScalarType(), llvm::SelectionDAG::getUNDEF(), llvm::EVT::isVector(), and llvm::SmallVectorTemplateBase< T, bool >::push_back().
Referenced by constructRetValue().
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Definition at line 7644 of file SIISelLowering.cpp.
References DL, llvm::SDValue::getNode(), and llvm::SelectionDAG::getTargetConstant().
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Definition at line 13837 of file SIISelLowering.cpp.
References addPermMasks(), assert(), llvm::SmallVectorTemplateCommon< T, typename >::end(), llvm::find_if(), I, llvm::Match, llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::ByteProvider< ISelOp >::Src, and llvm::ByteProvider< ISelOp >::SrcOffset.
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Definition at line 2168 of file SIISelLowering.cpp.
References llvm::CallingConv::AMDGPU_PS, assert(), llvm::ISD::InputArg::Flags, llvm::ISD::InputArg::getOrigArgIndex(), llvm::MVT::getScalarSizeInBits(), I, Info, llvm::ISD::ArgFlagsTy::isInReg(), llvm::ISD::ArgFlagsTy::isSplit(), llvm::ISD::ArgFlagsTy::isSplitEnd(), llvm::MVT::isVector(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::BitVector::set(), llvm::ISD::InputArg::Used, and llvm::ISD::InputArg::VT.
Referenced by llvm::SITargetLowering::LowerFormalArguments().
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Definition at line 2631 of file SIISelLowering.cpp.
References assert(), llvm::Function::getCallingConv(), llvm::MachineFunction::getFrameInfo(), llvm::MachineFunction::getFunction(), llvm::MachineFunction::getRegInfo(), llvm::MachineFunction::getSubtarget(), llvm::MachineFrameInfo::hasCalls(), llvm::MachineFrameInfo::hasStackObjects(), Info, llvm::AMDGPU::isShader(), MRI, llvm::None, llvm::AMDGPUFunctionArgInfo::PRIVATE_SEGMENT_BUFFER, llvm::report_fatal_error(), TM, and TRI.
Referenced by llvm::SITargetLowering::finalizeLowering().
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Definition at line 13915 of file SIISelLowering.cpp.
References addPermMasks(), assert(), llvm::SmallVectorTemplateCommon< T, typename >::begin(), llvm::SmallVectorTemplateCommon< T, typename >::end(), llvm::SelectionDAG::getConstant(), getDWordFromOffset(), llvm::SelectionDAG::getNode(), llvm::ISD::OR, llvm::AMDGPUISD::PERM, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::SmallVectorBase< Size_T >::size().
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Definition at line 8563 of file SIISelLowering.cpp.
References llvm::SelectionDAG::getRegister(), llvm::GCNSubtarget::hasRestrictedSOffset(), and llvm::isNullConstant().
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Definition at line 4570 of file SIISelLowering.cpp.
References llvm::MachineInstrBuilder::add(), llvm::MachineInstrBuilder::addImm(), assert(), llvm::BuildMI(), DL, I, Idx, MBB, MI, llvm::Offset, and TII.
Referenced by emitIndirectDst(), and emitIndirectSrc().
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Definition at line 4313 of file SIISelLowering.cpp.
References llvm::MachineBasicBlock::addSuccessor(), llvm::MachineBasicBlock::begin(), llvm::MachineFunction::CreateMachineBasicBlock(), llvm::MachineBasicBlock::end(), llvm::MachineBasicBlock::getParent(), I, llvm::MachineFunction::insert(), MBB, MBBI, MI, llvm::MachineBasicBlock::splice(), and llvm::MachineBasicBlock::transferSuccessorsAndUpdatePHIs().
Referenced by llvm::SITargetLowering::emitGWSMemViolTestLoop(), loadM0FromVGPR(), and lowerWaveReduce().
STATISTIC | ( | NumTailCalls | , |
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Return the source of an fp_extend from f16 to f32, or a converted FP constant.
Definition at line 13542 of file SIISelLowering.cpp.
References llvm::APFloat::convert(), llvm::ISD::FP_EXTEND, llvm::SelectionDAG::getConstantFP(), llvm::APFloatBase::IEEEhalf(), and llvm::APFloatBase::rmNearestTiesToEven.
Helper function for adjustWritemask.
Definition at line 14826 of file SIISelLowering.cpp.
References Idx.
Definition at line 16102 of file SIISelLowering.cpp.
References F.
Referenced by llvm::SITargetLowering::shouldExpandAtomicRMWInIR().
Definition at line 12994 of file SIISelLowering.cpp.
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Referenced by llvm::SITargetLowering::getPrefLoopAlignment().
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Referenced by llvm::SITargetLowering::shouldExpandVectorDynExt().