LLVM 20.0.0git
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#include "Target/RISCV/GISel/RISCVLegalizerInfo.h"
Public Member Functions | |
RISCVLegalizerInfo (const RISCVSubtarget &ST) | |
bool | legalizeCustom (LegalizerHelper &Helper, MachineInstr &MI, LostDebugLocObserver &LocObserver) const override |
Called for instructions with the Custom LegalizationAction. | |
bool | legalizeIntrinsic (LegalizerHelper &Helper, MachineInstr &MI) const override |
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virtual | ~LegalizerInfo ()=default |
const LegacyLegalizerInfo & | getLegacyLegalizerInfo () const |
LegacyLegalizerInfo & | getLegacyLegalizerInfo () |
unsigned | getOpcodeIdxForOpcode (unsigned Opcode) const |
unsigned | getActionDefinitionsIdx (unsigned Opcode) const |
void | verify (const MCInstrInfo &MII) const |
Perform simple self-diagnostic and assert if there is anything obviously wrong with the actions set up. | |
const LegalizeRuleSet & | getActionDefinitions (unsigned Opcode) const |
Get the action definitions for the given opcode. | |
LegalizeRuleSet & | getActionDefinitionsBuilder (unsigned Opcode) |
Get the action definition builder for the given opcode. | |
LegalizeRuleSet & | getActionDefinitionsBuilder (std::initializer_list< unsigned > Opcodes) |
Get the action definition builder for the given set of opcodes. | |
void | aliasActionDefinitions (unsigned OpcodeTo, unsigned OpcodeFrom) |
LegalizeActionStep | getAction (const LegalityQuery &Query) const |
Determine what action should be taken to legalize the described instruction. | |
LegalizeActionStep | getAction (const MachineInstr &MI, const MachineRegisterInfo &MRI) const |
Determine what action should be taken to legalize the given generic instruction. | |
bool | isLegal (const LegalityQuery &Query) const |
bool | isLegalOrCustom (const LegalityQuery &Query) const |
bool | isLegal (const MachineInstr &MI, const MachineRegisterInfo &MRI) const |
bool | isLegalOrCustom (const MachineInstr &MI, const MachineRegisterInfo &MRI) const |
virtual bool | legalizeCustom (LegalizerHelper &Helper, MachineInstr &MI, LostDebugLocObserver &LocObserver) const |
Called for instructions with the Custom LegalizationAction. | |
virtual bool | legalizeIntrinsic (LegalizerHelper &Helper, MachineInstr &MI) const |
virtual unsigned | getExtOpcodeForWideningConstant (LLT SmallTy) const |
Return the opcode (SEXT/ZEXT/ANYEXT) that should be performed while widening a constant of type SmallTy which targets can override. | |
Definition at line 26 of file RISCVLegalizerInfo.h.
RISCVLegalizerInfo::RISCVLegalizerInfo | ( | const RISCVSubtarget & | ST | ) |
Definition at line 82 of file RISCVLegalizerInfo.cpp.
References llvm::LegalityPredicates::all(), llvm::LegalityPredicates::any(), llvm::LegalizeMutations::changeTo(), llvm::LegalizeRuleSet::clampScalar(), llvm::LegacyLegalizerInfo::computeTables(), llvm::LegalizeRuleSet::customFor(), llvm::LegalizeRuleSet::customIf(), llvm::LegalizerInfo::getActionDefinitionsBuilder(), llvm::LegalizerInfo::getLegacyLegalizerInfo(), llvm::LegalizeRuleSet::legalFor(), llvm::LegalizeRuleSet::legalForTypesWithMemDesc(), llvm::LegalizeRuleSet::legalIf(), llvm::LegalizeRuleSet::libcall(), libcall, llvm::LegalizeRuleSet::libcallFor(), llvm::LegalizeRuleSet::lower(), llvm::LegalizeRuleSet::lowerFor(), llvm::LegalizeRuleSet::lowerForCartesianProduct(), llvm::LegalizeRuleSet::lowerIfMemSizeNotByteSizePow2(), llvm::LegalizeRuleSet::maxScalar(), llvm::LegalizeRuleSet::minScalarSameAs(), llvm::LLT::pointer(), llvm::LLT::scalable_vector(), llvm::LLT::scalar(), llvm::LegalizeRuleSet::scalarize(), llvm::LegalizeRuleSet::scalarSameSizeAs(), llvm::LegalityPredicates::typeInSet(), llvm::LegalityPredicates::typeIs(), typeIsLegalBoolVec(), typeIsLegalIntOrFPVec(), typeIsLegalPtrVec(), typeIsScalarFPArith(), llvm::LegalizeRuleSet::widenScalarIf(), llvm::LegalizeRuleSet::widenScalarOrEltToNextPow2OrMinSize(), and llvm::LegalizeRuleSet::widenScalarToNextPow2().
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overridevirtual |
Called for instructions with the Custom LegalizationAction.
Reimplemented from llvm::LegalizerInfo.
Definition at line 863 of file RISCVLegalizerInfo.cpp.
References llvm::And, llvm::MachineIRBuilder::buildAnd(), llvm::MachineIRBuilder::buildConstant(), llvm::MachineIRBuilder::buildICmp(), llvm::MachineIRBuilder::buildInstr(), F, llvm::MachineFunction::getFunction(), llvm::MachineOperand::getImm(), llvm::ConstantInt::getValue(), llvm::CmpInst::ICMP_NE, llvm::LegalizerHelper::Legalized, llvm_unreachable, llvm::LegalizerHelper::lower(), llvm::LegalizerHelper::lowerAbsToMaxNeg(), llvm::LegalizerHelper::lowerConstant(), MI, llvm::LegalizerHelper::MIRBuilder, llvm::LegalizerHelper::Observer, llvm::APInt::rotr(), and llvm::APInt::zext().
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overridevirtual |
Reimplemented from llvm::LegalizerInfo.
Definition at line 532 of file RISCVLegalizerInfo.cpp.
References llvm::MachineIRBuilder::buildLoad(), llvm::MachineIRBuilder::buildStore(), DL, llvm::Function::getContext(), llvm::MachineIRBuilder::getDataLayout(), llvm::MachineFunction::getFunction(), llvm::MachineFunction::getMachineMemOperand(), llvm::MachineIRBuilder::getMRI(), llvm::getTypeForLLT(), MI, llvm::LegalizerHelper::MIRBuilder, llvm::MachineMemOperand::MOLoad, llvm::MachineMemOperand::MOStore, and MRI.