v8::internal::compiler::turboshaft::MemoryAnalyzer Struct Reference

#include <memory-optimization-reducer.h>

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Classes
struct	BlockState

Public Types
enum class	AllocationFolding { kDoAllocationFolding , kDontAllocationFolding }

Public Member Functions
	MemoryAnalyzer (PipelineData *data, Zone *phase_zone, const Graph &input_graph, AllocationFolding allocation_folding, bool is_wasm)
bool	IsPartOfLastAllocation (const Operation *op)
bool	SkipWriteBarrier (const StoreOp &store)
bool	IsFoldedAllocation (V< AnyOrNone > op)
std::optional< uint32_t >	ReservedSize (V< AnyOrNone > alloc)
void	Run ()
void	Process (const Operation &op)
void	ProcessBlockTerminator (const Operation &op)
void	ProcessAllocation (const AllocateOp &alloc)
void	ProcessStore (const StoreOp &store)
void	MergeCurrentStateIntoSuccessor (const Block *successor)

Public Attributes
PipelineData *	data
Zone *	phase_zone
const Graph &	input_graph
Isolate *	isolate_ = data->isolate()
AllocationFolding	allocation_folding
bool	is_wasm
FixedBlockSidetable< std::optional< BlockState > >	block_states
ZoneAbslFlatHashMap< const AllocateOp *, const AllocateOp * >	folded_into
ZoneAbslFlatHashSet< V< None > >	skipped_write_barriers {phase_zone}
ZoneAbslFlatHashMap< const AllocateOp *, uint32_t >	reserved_size {phase_zone}
BlockIndex	current_block = BlockIndex(0)
BlockState	state
TurboshaftPipelineKind	pipeline_kind = data->pipeline_kind()

Detailed Description

Definition at line 86 of file memory-optimization-reducer.h.

Member Enumeration Documentation

AllocationFolding

enum class v8::internal::compiler::turboshaft::MemoryAnalyzer::AllocationFolding

strong

Enumerator
kDoAllocationFolding
kDontAllocationFolding

Definition at line 87 of file memory-optimization-reducer.h.

Constructor & Destructor Documentation

MemoryAnalyzer()

v8::internal::compiler::turboshaft::MemoryAnalyzer::MemoryAnalyzer ( PipelineData * data, Zone * phase_zone, const Graph & input_graph, AllocationFolding allocation_folding, bool is_wasm )

inline

Definition at line 95 of file memory-optimization-reducer.h.

Member Function Documentation

IsFoldedAllocation()

bool v8::internal::compiler::turboshaft::MemoryAnalyzer::IsFoldedAllocation ( V< AnyOrNone > op )

inline

Definition at line 156 of file memory-optimization-reducer.h.

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IsPartOfLastAllocation()

bool v8::internal::compiler::turboshaft::MemoryAnalyzer::IsPartOfLastAllocation ( const Operation * op )

inline

Definition at line 122 of file memory-optimization-reducer.h.

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MergeCurrentStateIntoSuccessor()

void v8::internal::compiler::turboshaft::MemoryAnalyzer::MergeCurrentStateIntoSuccessor

(

const Block *

successor

)

Definition at line 149 of file memory-optimization-reducer.cc.

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Process()

void v8::internal::compiler::turboshaft::MemoryAnalyzer::Process

(

const Operation &

op

)

Definition at line 43 of file memory-optimization-reducer.cc.

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ProcessAllocation()

void v8::internal::compiler::turboshaft::MemoryAnalyzer::ProcessAllocation

(

const AllocateOp &

alloc

)

Definition at line 104 of file memory-optimization-reducer.cc.

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ProcessBlockTerminator()

void v8::internal::compiler::turboshaft::MemoryAnalyzer::ProcessBlockTerminator

(

const Operation &

op

)

Definition at line 67 of file memory-optimization-reducer.cc.

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ProcessStore()

void v8::internal::compiler::turboshaft::MemoryAnalyzer::ProcessStore

(

const StoreOp &

store

)

Definition at line 137 of file memory-optimization-reducer.cc.

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ReservedSize()

std::optional< uint32_t > v8::internal::compiler::turboshaft::MemoryAnalyzer::ReservedSize ( V< AnyOrNone > alloc )

inline

Definition at line 161 of file memory-optimization-reducer.h.

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Run()

void v8::internal::compiler::turboshaft::MemoryAnalyzer::Run

(

)

Definition at line 27 of file memory-optimization-reducer.cc.

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SkipWriteBarrier()

bool v8::internal::compiler::turboshaft::MemoryAnalyzer::SkipWriteBarrier ( const StoreOp & store )

inline

Definition at line 133 of file memory-optimization-reducer.h.

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Member Data Documentation

allocation_folding

AllocationFolding v8::internal::compiler::turboshaft::MemoryAnalyzer::allocation_folding

Definition at line 93 of file memory-optimization-reducer.h.

block_states

FixedBlockSidetable<std::optional<BlockState> > v8::internal::compiler::turboshaft::MemoryAnalyzer::block_states

Initial value:

{
      input_graph.block_count(), phase_zone}

Definition at line 112 of file memory-optimization-reducer.h.

current_block

BlockIndex v8::internal::compiler::turboshaft::MemoryAnalyzer::current_block = BlockIndex(0)

Definition at line 118 of file memory-optimization-reducer.h.

data

PipelineData* v8::internal::compiler::turboshaft::MemoryAnalyzer::data

Definition at line 89 of file memory-optimization-reducer.h.

folded_into

ZoneAbslFlatHashMap<const AllocateOp*, const AllocateOp*> v8::internal::compiler::turboshaft::MemoryAnalyzer::folded_into

Initial value:

{
      phase_zone}

Definition at line 114 of file memory-optimization-reducer.h.

input_graph

const Graph& v8::internal::compiler::turboshaft::MemoryAnalyzer::input_graph

Definition at line 91 of file memory-optimization-reducer.h.

is_wasm

bool v8::internal::compiler::turboshaft::MemoryAnalyzer::is_wasm

Definition at line 94 of file memory-optimization-reducer.h.

isolate_

Isolate* v8::internal::compiler::turboshaft::MemoryAnalyzer::isolate_ = data->isolate()

Definition at line 92 of file memory-optimization-reducer.h.

phase_zone

Zone* v8::internal::compiler::turboshaft::MemoryAnalyzer::phase_zone

Definition at line 90 of file memory-optimization-reducer.h.

pipeline_kind

TurboshaftPipelineKind v8::internal::compiler::turboshaft::MemoryAnalyzer::pipeline_kind = data->pipeline_kind()

Definition at line 120 of file memory-optimization-reducer.h.

reserved_size

ZoneAbslFlatHashMap<const AllocateOp*, uint32_t> v8::internal::compiler::turboshaft::MemoryAnalyzer::reserved_size {phase_zone}

Definition at line 117 of file memory-optimization-reducer.h.

skipped_write_barriers

ZoneAbslFlatHashSet<V<None> > v8::internal::compiler::turboshaft::MemoryAnalyzer::skipped_write_barriers {phase_zone}

Definition at line 116 of file memory-optimization-reducer.h.

state

BlockState v8::internal::compiler::turboshaft::MemoryAnalyzer::state

Definition at line 119 of file memory-optimization-reducer.h.

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

• src/compiler/turboshaft/memory-optimization-reducer.h
• src/compiler/turboshaft/memory-optimization-reducer.cc