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AndroidͱCPU 2018.2.8 @eggpogg !1

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ର৅ऀ ● CPU΍SoCΛ஌Βͳ͍ਓ ● ΞϓϦ։ൃ͹͔Γ͖ͯͨ͠ਓ !2

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࿩͢͜ͱ !3 ● CPUͱSoC

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࿩͢͜ͱ !4 ● CPUͱSoC ● MeltdownͱSpectreʹ͍ͭͯ

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ࣗݾ঺հ !5 @eggpogg(͙͑ͬΆ͙ͬ) Androidܦݧ 5೥ Ϡϑʔגࣜձࣾ Yahoo!γϣοϐϯά

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CPUͱSoC !6

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CPUΞʔΩςΫνϟ !7 ● ARM ● x86 ● MIPS

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CPUͷγΣΞ཰ !8 ARM: 98% x86: 2% MIPS: 1% ग़య: web.archive.org

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!9 x86

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!10 x86 Intel

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!11 x86 PC޲͚ Intel

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!12 x86 CISC PC޲͚ Intel

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!13 x86 CISC PC޲͚ ফඅిྗߴ Intel

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!14 x86 CISC PC޲͚ ফඅిྗߴ Intel ࣗࣾ੡଄

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!15 x86 CISC PC޲͚ ফඅిྗߴ Intel ࣗࣾ੡଄ ΤϛϡϨʔλ

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!16 ARM

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!17 ARM ARM

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!18 ARM ϞόΠϧ޲͚ ARM

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!19 ARM RISC ϞόΠϧ޲͚ ARM

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!20 ARM RISC ϞόΠϧ޲͚ ফඅిྗ௿ ARM

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!21 ARM RISC ϞόΠϧ޲͚ ফඅిྗ௿ ARM ϥΠηϯε

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!22 ARM RISC ϞόΠϧ޲͚ ফඅిྗ௿ ARM ϥΠηϯε ༷ʑͳSoC

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SoCͱ͸ !23

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SoCͱ͸ !24 • "System on a chip"ͷུ

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SoCͱ͸ !25 • "System on a chip"ͷུ

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SoCͱ͸ !26 • "System on a chip"ͷུ • ͍ΖΜͳϝʔΧʔ͕ SoCΛ࡞ͬͯఏڙ͍ͯ͠Δ

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SoCͱ͸ !27 • "System on a chip"ͷུ • ͍ΖΜͳϝʔΧʔ͕ SoCΛ࡞ͬͯఏڙ͍ͯ͠Δ • ಠࣗͷCPU΍GPU, νοϓ ΛSoCʹຒΊࠐΜͰఏڙ͠ ͍ͯΔ.

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࣮෺ !28 ද ཪ

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༷ʑͳSoC !29

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આ໌͢ΔSoC !30 • Snapdragon • Kirin • Exynos • Tegra • Helio • Atom

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Snapdragon !31 ● ։ൃ:Qualcomm, Inc. ● ಠࣗCPU, ಠࣗGPUΛ౥ࡌ͍ͯ͠Δ ● ࠷΋ଟ͘ͷAndroidʹ౥ࡌ͞Ε͍ͯΔ ग़య: www.qualcomm.co.jp

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࠷ॳͷAndroid୺຤ ൃച: 2008೥ 10݄ SoC: Qualcomm MSM7201 CPU: ARM11 γϯάϧίΞ GPU: Adreno130 !32 T-Mobile G1 (HTCDream) ग़య: ja.wikipedia.org/wiki/HTC_Dream

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!33 ೥୅ ୺຤໊ SoC ίΞ਺ 2010 NexusOne Snapdragon S1 1 2011 Galaxy Nexus TexasInstruments OMAP4460 2 2012 Nexus 4 Snapdragon S4 Pro 4 2012 Nexus 7 Tegra 3 T30L 4 2012 Nexus 10 Exynos 5250 2 2013 Nexus 7 (2013) Snapdragon S4 Pro 4 2013 Nexus 5 Snapdragon 800 4 2014 Nexus 6 Snapdragon 805 4 2014 Nexus 9 Tegra K1 4 2015 Nexus 5X Snapdragon 808 6 2015 Nexus 6P Snapdragon 810 8 2015 Pixel C Tegra X1 8 2016 Pixel Snapdragon 821 4 2016 Pixel XL Snapdragon 821 4 2017 Pixel 2 Snapdragon 835 8 2017 Pixel 2 XL Snapdragon 835 8

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!34 ೥୅ ୺຤໊ SoC ίΞ਺ 2010 NexusOne Snapdragon S1 1 2011 Galaxy Nexus TexasInstruments OMAP4460 2 2012 Nexus 4 Snapdragon S4 Pro 4 2012 Nexus 7 Tegra 3 T30L 4 2012 Nexus 10 Exynos 5250 2 2013 Nexus 7 (2013) Snapdragon S4 Pro 4 2013 Nexus 5 Snapdragon 800 4 2014 Nexus 6 Snapdragon 805 4 2014 Nexus 9 Tegra K1 4 2015 Nexus 5X Snapdragon 808 6 2015 Nexus 6P Snapdragon 810 8 2015 Pixel C Tegra X1 8 2016 Pixel Snapdragon 821 4 2016 Pixel XL Snapdragon 821 4 2017 Pixel 2 Snapdragon 835 8 2017 Pixel 2 XL Snapdragon 835 8

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Snapdragon ● ։ൃ:Qualcomm, Inc. ● ಠࣗCPU, ಠࣗGPUΛ౥ࡌ͍ͯ͠Δ ● ࠷΋ଟ͘ͷAndroidʹ౥ࡌ͞Ε͍ͯΔ !35 ग़య: www.qualcomm.co.jp

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Snapdragon !36 ● ։ൃ:Qualcomm, Inc. ● ಠࣗCPU, ಠࣗGPUΛ౥ࡌ͍ͯ͠Δ ● ࠷΋ଟ͘ͷAndroidʹ౥ࡌ͞Ε͍ͯΔ ● ৽SoC Snapdragon 845 ग़య: www.qualcomm.co.jp

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Snapdragon 845 ● xRٕज़ʹಛԽͨ͠SoC ● ҐஔτϥοΩϯά ● ϘΠείϚϯυ ● ϋϯυτϥοΩϯά ● 3DΦʔσΟΦ ● AIઐ༻νοϓ !37 ग़య: www.qualcomm.co.jp

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Kirin !38 ● ։ൃ:Hisilicon Technologies Co., Ltd. ● HuaweiͷεϚʔτϑΥϯʹ౥ࡌ͞Ε͍ͯΔ ग़య: www.hisilicon.com

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Kirin !39 ● ։ൃ:Hisilicon Technologies Co., Ltd. ● HuaweiͷεϚʔτϑΥϯʹ౥ࡌ͞Ε͍ͯΔ ● AIઐ༻ͷνοϓ ग़య: www.hisilicon.com

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Exynos !40 ● ։ൃ:Samsung Electronics Co., Ltd. ● SamsungͷεϚʔτϑΥϯʹ౥ࡌ͞Ε͍Δ ● ͔͠͠ɺ೔ຊൃചͷ୺຤ʹ͸ ౥ࡌ͞Ε͍ͯͳ͍ ग़య: www.samsung.com

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Tegra !41 ● ։ൃ:NVIDIA Corporation ● άϥϑΟοΫੑೳ͕ߴ͍ ग़య: www.nvidia.co.jp

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Helio !42 ● ։ൃ:MediaTek Inc. ● ϩʔΤϯυ͔ΒϛυϧϨϯδ ● ҆ՁͰൢച͞Ε͍ͯΔ ग़య: i.mediatek.com

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Atom !43 ● ։ൃ:Intel ● x86ͷCPUΞʔΩςΫνϟ ● λϒϨοτʹ౥ࡌ͞Ε͍ͯΔ͜ͱ͕ଟ͍ ग़య: www.intel.co.jp

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༷ʑͳSoC !44 etc... ● NUCLUN ● LG Electronics Incorporated ● OMAP ● Texas Instruments Inc. ● XBurst ● Ingenic Semiconductor Co.,Ltd

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·ͱΊ ● CPU͸ARMͷҰڧ ● SoCʹؔͯ͠΋,Snapdragon͕Ұڧ ● Kirin΍Exynos͕෺ੌ͍εϐʔυͰ ௥্͍͍͛ͯΔ ● AI͕,ΫϥΠΞϯτʹ΋౥ࡌ͞Ε࢝ΊΔ !45

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·ͱΊ ● CPU͸ARMͷҰڧ ● SoCʹؔͯ͠΋,Snapdragon͕Ұڧ ● Kirin΍Exynos͕෺ੌ͍εϐʔυͰ ௥্͍͍͛ͯΔ ● AI͕,ΫϥΠΞϯτʹ΋౥ࡌ͞Ε࢝ΊΔ !46

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!47 ࠓ೥΋֤ϝʔΧʔ͔Βͷ ৽࡞ൃද͔Β໨͕཭ͤͳ͍ʂ

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᷿Ͱ࿩୊ͷCPU੬ऑੑ MeltdownͱSpectreʹ͍ͭͯ !48

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MeltdownͱSpectreͱ͸ ● ݖݶͷͳ͍ϝϞϦͷ஋Λऔಘ͢Δ͜ͱ͕Ͱ ͖Δ ● CPUͷ੬ऑੑͰ͋Δ ● ΄΅શͯͷCPU͕ର৅Ͱ͋Δ !49

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MeltdownͱSpectreͱ͸ ● ݖݶͷͳ͍ϝϞϦͷ஋Λऔಘ͢Δ͜ͱ͕Ͱ ͖Δ ● CPUͷ੬ऑੑͰ͋Δ ● ΄΅શͯͷCPU͕ର৅Ͱ͋Δ !50 Android୺຤΋ྫ֎ͳ͘ର৅Ͱ͋Δ

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ARMͷঢ়ଶ ● Meltdown͸,࠷৽ͷCortex-A75Ͱൃੜ ● Spectre͸,΄΅શͯͷAndroid୺຤Ͱൃੜ !51

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ରԠࡦ͸Ͳ͏ͳ͍ͬͯΔͷʁ !52

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GoogleͷAndroidͷରԠ ● 1݄ʹηΩϡϦςΟύονΛެ։ࡁΈ !53

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!54 Ͱ΋ɺAndroidͰOSͷߋ৽͸...

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!55 ֤ϝʔΧʔ͞Μؤு͍ͬͯͩ͘͞ʂ

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ΞϓϦଆ͔Β΋Ͱ͖Δ͜ͱΛ !56

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ΞϓϦଆ͔Β΋Ͱ͖Δ͜ͱΛ !57 ● ௕࣌ؒେ੾ͳ஋ΛϝϞϦʹอଘ͠ͳ͍ํ͕ ྑ͍

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ΞϓϦଆ͔Β΋Ͱ͖Δ͜ͱΛ !58 ● ௕࣌ؒେ੾ͳ஋ΛϝϞϦʹอଘ͠ͳ͍ํ͕ ྑ͍ ● ஋Λ҉߸Խͯ͠ϝϞϦʹอଘ͢Δ

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● Android΋ӨڹΛड͚Δ ● OSͷηΩϡϦςΟΞοϓσʔτΛ଴ͭ ● ΞϓϦଆͰϦεΫճආͰ͖Δ෦෼͸ରԠ ͨ͠ํ͕ྑ͍ !59 ·ͱΊ

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!60 @eggpogg