v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer Class Reference

#include <wasm-load-elimination-reducer.h>

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Classes
struct	Snapshot

Public Types
using	AliasTable = SparseOpIndexSnapshotTable<bool>
using	AliasKey = AliasTable::Key
using	AliasSnapshot = AliasTable::Snapshot
using	MemoryKey = wle::WasmMemoryContentTable::Key
using	MemorySnapshot = wle::WasmMemoryContentTable::Snapshot

Public Member Functions
	WasmLoadEliminationAnalyzer (PipelineData *data, Graph &graph, Zone *phase_zone)
void	Run ()
OpIndex	Replacement (OpIndex index)

Private Member Functions
void	ProcessBlock (const Block &block, bool compute_start_snapshot)
void	ProcessStructGet (OpIndex op_idx, const StructGetOp &op)
void	ProcessStructSet (OpIndex op_idx, const StructSetOp &op)
void	ProcessArrayLength (OpIndex op_idx, const ArrayLengthOp &op)
void	ProcessWasmAllocateArray (OpIndex op_idx, const WasmAllocateArrayOp &op)
void	ProcessStringAsWtf16 (OpIndex op_idx, const StringAsWtf16Op &op)
void	ProcessStringPrepareForGetCodeUnit (OpIndex op_idx, const StringPrepareForGetCodeUnitOp &op)
void	ProcessAnyConvertExtern (OpIndex op_idx, const AnyConvertExternOp &op)
void	ProcessAssertNotNull (OpIndex op_idx, const AssertNotNullOp &op)
void	ProcessAllocate (OpIndex op_idx, const AllocateOp &op)
void	ProcessCall (OpIndex op_idx, const CallOp &op)
void	ProcessPhi (OpIndex op_idx, const PhiOp &op)
void	DcheckWordBinop (OpIndex op_idx, const WordBinopOp &binop)
template<bool for_loop_revisit = false>
bool	BeginBlock (const Block *block)
void	FinishBlock (const Block *block)
void	SealAndDiscard ()
void	StoreLoopSnapshotInForwardPredecessor (const Block &loop_header)
bool	BackedgeHasSnapshot (const Block &loop_header) const
void	InvalidateAllNonAliasingInputs (const Operation &op)
void	InvalidateIfAlias (OpIndex op_idx)

Private Attributes
Graph &	graph_
Zone *	phase_zone_
FixedOpIndexSidetable< OpIndex >	replacements_
AliasTable	non_aliasing_objects_
wle::WasmMemoryContentTable	memory_
FixedBlockSidetable< std::optional< Snapshot > >	block_to_snapshot_mapping_
ZoneVector< AliasSnapshot >	predecessor_alias_snapshots_
ZoneVector< MemorySnapshot >	predecessor_memory_snapshots_

Detailed Description

Definition at line 376 of file wasm-load-elimination-reducer.h.

Member Typedef Documentation

AliasKey

using v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::AliasKey = AliasTable::Key

Definition at line 379 of file wasm-load-elimination-reducer.h.

AliasSnapshot

using v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::AliasSnapshot = AliasTable::Snapshot

Definition at line 380 of file wasm-load-elimination-reducer.h.

AliasTable

using v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::AliasTable = SparseOpIndexSnapshotTable<bool>

Definition at line 378 of file wasm-load-elimination-reducer.h.

MemoryKey

using v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::MemoryKey = wle::WasmMemoryContentTable::Key

Definition at line 382 of file wasm-load-elimination-reducer.h.

MemorySnapshot

using v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::MemorySnapshot = wle::WasmMemoryContentTable::Snapshot

Definition at line 383 of file wasm-load-elimination-reducer.h.

Constructor & Destructor Documentation

WasmLoadEliminationAnalyzer()

v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::WasmLoadEliminationAnalyzer ( PipelineData * data, Graph & graph, Zone * phase_zone )

inline

Definition at line 385 of file wasm-load-elimination-reducer.h.

Member Function Documentation

BackedgeHasSnapshot()

bool v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::BackedgeHasSnapshot ( const Block & loop_header ) const

private

Definition at line 968 of file wasm-load-elimination-reducer.h.

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BeginBlock()

template<bool for_loop_revisit>

bool v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::BeginBlock ( const Block * block )

private

Definition at line 976 of file wasm-load-elimination-reducer.h.

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DcheckWordBinop()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::DcheckWordBinop ( OpIndex op_idx, const WordBinopOp & binop )

private

Definition at line 897 of file wasm-load-elimination-reducer.h.

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FinishBlock()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::FinishBlock ( const Block * block )

private

Definition at line 945 of file wasm-load-elimination-reducer.h.

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InvalidateAllNonAliasingInputs()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::InvalidateAllNonAliasingInputs ( const Operation & op )

private

Definition at line 874 of file wasm-load-elimination-reducer.h.

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InvalidateIfAlias()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::InvalidateIfAlias ( OpIndex op_idx )

private

Definition at line 881 of file wasm-load-elimination-reducer.h.

ProcessAllocate()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::ProcessAllocate ( OpIndex op_idx, const AllocateOp & op )

private

Definition at line 914 of file wasm-load-elimination-reducer.h.

ProcessAnyConvertExtern()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::ProcessAnyConvertExtern ( OpIndex op_idx, const AnyConvertExternOp & op )

private

Definition at line 811 of file wasm-load-elimination-reducer.h.

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ProcessArrayLength()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::ProcessArrayLength ( OpIndex op_idx, const ArrayLengthOp & op )

private

Definition at line 759 of file wasm-load-elimination-reducer.h.

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ProcessAssertNotNull()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::ProcessAssertNotNull ( OpIndex op_idx, const AssertNotNullOp & op )

private

Definition at line 824 of file wasm-load-elimination-reducer.h.

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ProcessBlock()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::ProcessBlock ( const Block & block, bool compute_start_snapshot )

private

Definition at line 558 of file wasm-load-elimination-reducer.h.

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ProcessCall()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::ProcessCall ( OpIndex op_idx, const CallOp & op )

private

Definition at line 841 of file wasm-load-elimination-reducer.h.

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ProcessPhi()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::ProcessPhi ( OpIndex op_idx, const PhiOp & op )

private

Definition at line 920 of file wasm-load-elimination-reducer.h.

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ProcessStringAsWtf16()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::ProcessStringAsWtf16 ( OpIndex op_idx, const StringAsWtf16Op & op )

private

Definition at line 784 of file wasm-load-elimination-reducer.h.

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ProcessStringPrepareForGetCodeUnit()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::ProcessStringPrepareForGetCodeUnit ( OpIndex op_idx, const StringPrepareForGetCodeUnitOp & op )

private

Definition at line 797 of file wasm-load-elimination-reducer.h.

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ProcessStructGet()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::ProcessStructGet ( OpIndex op_idx, const StructGetOp & op )

private

Definition at line 721 of file wasm-load-elimination-reducer.h.

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ProcessStructSet()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::ProcessStructSet ( OpIndex op_idx, const StructSetOp & op )

private

Definition at line 739 of file wasm-load-elimination-reducer.h.

ProcessWasmAllocateArray()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::ProcessWasmAllocateArray ( OpIndex op_idx, const WasmAllocateArrayOp & op )

private

Definition at line 777 of file wasm-load-elimination-reducer.h.

Replacement()

OpIndex v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::Replacement ( OpIndex index )

inline

Definition at line 446 of file wasm-load-elimination-reducer.h.

Run()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::Run ( )

inline

Definition at line 396 of file wasm-load-elimination-reducer.h.

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SealAndDiscard()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::SealAndDiscard ( )

private

Definition at line 950 of file wasm-load-elimination-reducer.h.

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StoreLoopSnapshotInForwardPredecessor()

void v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::StoreLoopSnapshotInForwardPredecessor ( const Block & loop_header )

private

Definition at line 955 of file wasm-load-elimination-reducer.h.

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Member Data Documentation

block_to_snapshot_mapping_

FixedBlockSidetable<std::optional<Snapshot> > v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::block_to_snapshot_mapping_

private

Definition at line 497 of file wasm-load-elimination-reducer.h.

graph_

Graph& v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::graph_

private

Definition at line 485 of file wasm-load-elimination-reducer.h.

memory_

wle::WasmMemoryContentTable v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::memory_

private

Definition at line 491 of file wasm-load-elimination-reducer.h.

non_aliasing_objects_

AliasTable v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::non_aliasing_objects_

private

Definition at line 490 of file wasm-load-elimination-reducer.h.

phase_zone_

Zone* v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::phase_zone_

private

Definition at line 486 of file wasm-load-elimination-reducer.h.

predecessor_alias_snapshots_

ZoneVector<AliasSnapshot> v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::predecessor_alias_snapshots_

private

Definition at line 502 of file wasm-load-elimination-reducer.h.

predecessor_memory_snapshots_

ZoneVector<MemorySnapshot> v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::predecessor_memory_snapshots_

private

Definition at line 503 of file wasm-load-elimination-reducer.h.

replacements_

FixedOpIndexSidetable<OpIndex> v8::internal::compiler::turboshaft::WasmLoadEliminationAnalyzer::replacements_

private

Definition at line 488 of file wasm-load-elimination-reducer.h.

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

• src/compiler/turboshaft/wasm-load-elimination-reducer.h