345 lines
18 KiB
TeX
345 lines
18 KiB
TeX
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\noindent{\Large\bfseries Cel karty}\par
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\vspace{0.35em}
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Uczeń używa jednego typed allocatora nad heapem i areną, klasyfikuje adresy oraz dowodzi, że overflow i capacity failure nie zmieniają stanu storage.
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\noindent{\Large\bfseries Zakres karty}\par
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\vspace{0.35em}
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Resource ma context i dwa function pointers, bez vtable. Arena jest monotoniczna i resetowana zbiorczo; karta nie deklaruje zgodności z hosted STL ani automatycznego czasu życia obiektów.
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\section{Resource bez wirtualności}
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}%
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]{}[-3.1em]
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}%
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}[-3.1em]
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\noindent drzewka: \pdftooltip[width=\textwidth]{D1}{K06.WE01.OG.LOCAL.MEM.RESOURCE.01 | WE 01: Resource i typed allocator. Zaprojektowanie\textCR jawnego, fallible i runtime-selected źródła pamięci dla typów. | EN LOCAL MEM.RESOURCE.01:\textCR Analizuje ownership resource view i politykę release/reset. | KW LOCAL MEM.RESOURCE.01:\textCR Uzasadnia provider lifetime, arena no-op deallocate i zbiorczy reset.}\par
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\vspace{0.10em}%
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\noindent K1: Zapisz context i dwa różne adresy funkcji allocate.\quad D1\par
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\ESCTinyStepSeparator
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\noindent K2: Potwierdź brak vtable/typeinfo w ELF.\quad D1\par
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\par\vspace{0.18em}%
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\endgroup
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Narysuj context oraz allocate/deallocate function pointers. Provider posiada stan, a MemoryResource jest nieposiadającym widokiem.
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\ESCSectionBlockEnd
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\ESCSectionBlockStart
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\section{Overflow-safe FreeRtosAllocator<T>}
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]{}[-3.1em]
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}[-3.1em]
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\noindent drzewka: \pdftooltip[width=\textwidth]{D1}{K06.WE01.TECH.LOCAL.MEM.ALLOC.01 | WE 01: Resource i typed allocator. Zaprojektowanie\textCR jawnego, fallible i runtime-selected źródła pamięci dla typów. | EK LOCAL MEM.ALLOC.01: Bada\textCR typed allocation, adresy, alignment i failure state. | KW LOCAL MEM.ALLOC.01: Pokazuje dwa\textCR storage domains, guard przed mnożeniem i niezmienione available/used.}\par
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\vspace{0.10em}%
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\noindent K1: Uzupełnij guard i udowodnij brak wywołania providera przy overflow.\quad D1\par
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\ESCTinyStepSeparator
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\noindent K2: Sprawdź niezmienione available/used po capacity failure.\quad D1\par
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\par\vspace{0.18em}%
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Sprawdź count > SIZE_MAX/sizeof(T) przed mnożeniem, potem przekaż bytes i alignof(T) do resource.
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\section{Heap kontra arena}
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{\fontsize{3.55}{3.95}\selectfont\ttfamily
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\begin{minipage}[t]{\marginparwidth}%
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\raggedright
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{\bfseries\textcolor{black!65}{TECH}\par}%
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\vspace{0.08em}%
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\hspace*{0.00em}\textcolor{red}{WE~01}\textcolor{black!48}{}\par%
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]{}[-3.1em]
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\normalmarginpar
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\marginnote{%
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\raggedright
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{\fontsize{3.55}{3.95}\selectfont\ttfamily
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\hspace*{0.06cm}%
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\begin{minipage}[t]{\dimexpr\marginparwidth-0.06cm\relax}%
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\raggedright
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{\bfseries\textcolor{black!65}{OG}\par}%
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\vspace{0.08em}%
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\hspace*{0.00em}\textcolor{red}{WE~01}\textcolor{black!48}{}\par%
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}[-3.1em]
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\begingroup
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\scriptsize\ttfamily\color{black!60}\sloppy
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\noindent drzewka: \pdftooltip[width=\textwidth]{D1}{K06.WE01.TECH.LOCAL.MEM.ALLOC.01 | WE 01: Resource i typed allocator. Zaprojektowanie\textCR jawnego, fallible i runtime-selected źródła pamięci dla typów. | EK LOCAL MEM.ALLOC.01: Bada\textCR typed allocation, adresy, alignment i failure state. | KW LOCAL MEM.ALLOC.01: Pokazuje dwa\textCR storage domains, guard przed mnożeniem i niezmienione available/used.} \pdftooltip[width=\textwidth]{D2}{K06.WE01.OG.LOCAL.MEM.RESOURCE.01 | WE 01: Resource i typed allocator. Zaprojektowanie\textCR jawnego, fallible i runtime-selected źródła pamięci dla typów. | EN LOCAL MEM.RESOURCE.01:\textCR Analizuje ownership resource view i politykę release/reset. | KW LOCAL MEM.RESOURCE.01:\textCR Uzasadnia provider lifetime, arena no-op deallocate i zbiorczy reset.}\par
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\vspace{0.10em}%
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\noindent K1: Pokaż heap address w ucHeap i arena address w .bss.\quad D1\par
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\ESCTinyStepSeparator
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\noindent K2: Pokaż arena used 64, 64, 0 po allocate/deallocate/reset.\quad D2\par
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\par\vspace{0.18em}%
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\endgroup
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Przydziel po 16 uint32_t, sprawdź zakresy i alignment, a następnie porównaj natychmiastowy heap free z arena deallocate i reset.
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\ESCSectionBlockEnd
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\end{document}
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