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fifo_replacement.h
Go to the documentation of this file.
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#pragma once
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#include <memory>
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#include "
contur/memory/i_page_replacement.h
"
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namespace
contur
{
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class
FifoReplacement
final :
public
IPageReplacementPolicy
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{
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public
:
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FifoReplacement
();
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~FifoReplacement
()
override
;
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FifoReplacement
(
const
FifoReplacement
&) =
delete
;
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FifoReplacement
&
operator=
(
const
FifoReplacement
&) =
delete
;
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FifoReplacement
(
FifoReplacement
&&) noexcept;
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FifoReplacement
&operator=(
FifoReplacement
&&) noexcept;
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[[nodiscard]] std::string_view
name
() const noexcept override;
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[[nodiscard]]
FrameId
selectVictim
(const
PageTable
&pageTable) override;
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void
onAccess
(
FrameId
frame) override;
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void
onLoad
(
FrameId
frame) override;
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void
reset
() override;
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private:
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struct Impl;
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std::unique_ptr<Impl>
impl_
;
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};
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}
// namespace contur
contur::FifoReplacement::name
std::string_view name() const noexcept override
Returns the name of the algorithm (e.g., "FIFO", "LRU").
contur::FifoReplacement::selectVictim
FrameId selectVictim(const PageTable &pageTable) override
Selects a victim frame to evict.
contur::FifoReplacement::impl_
std::unique_ptr< Impl > impl_
Definition
fifo_replacement.h:35
contur::FifoReplacement::onAccess
void onAccess(FrameId frame) override
Notifies the policy that a frame was accessed (read or write).
contur::FifoReplacement::FifoReplacement
FifoReplacement()
contur::FifoReplacement::FifoReplacement
FifoReplacement(FifoReplacement &&) noexcept
contur::FifoReplacement::onLoad
void onLoad(FrameId frame) override
Notifies the policy that a new page was loaded into a frame.
contur::FifoReplacement::operator=
FifoReplacement & operator=(const FifoReplacement &)=delete
contur::FifoReplacement::reset
void reset() override
Resets the policy's internal state.
contur::FifoReplacement::~FifoReplacement
~FifoReplacement() override
contur::FifoReplacement::FifoReplacement
FifoReplacement(const FifoReplacement &)=delete
contur::IPageReplacementPolicy
Abstract interface for page replacement algorithms.
Definition
i_page_replacement.h:20
contur::PageTable
Page table mapping virtual page numbers to physical frames.
Definition
page_table.h:27
i_page_replacement.h
IPageReplacementPolicy interface — pluggable page replacement algorithms.
contur
Definition
block.h:15
contur::FrameId
std::uint32_t FrameId
Frame number in physical memory.
Definition
types.h:43
include
contur
memory
fifo_replacement.h
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