JP2016534433A - エミュレートされた共有メモリアーキテクチャのための浮動小数点サポートパイプライン - Google Patents
エミュレートされた共有メモリアーキテクチャのための浮動小数点サポートパイプライン Download PDFInfo
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- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
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Abstract
Description
104 命令メモリモジュール
106 スクラッチパッドステップキャッシュユニット
108 高帯域相互接続ネットワーク
108B スイッチ
110 アクティブメモリユニット
112 データメモリ、データメモリモジュール
112B アクティブメモリユニット
200 ESM CMPアーキテクチャの1つの具体例
206B スクラッチパッド
300 高レベルブロック図およびパイプライン
302 算術論理ユニット
304 メモリユニット段
306 OS、被演算子選択論理
308 IF、命令フェッチ論理
310 SEQ、シーケンサ
400 浮動小数点認識ESMパイプラインアーキテクチャ
402、402b、402c 算術論理ユニット、機能ユニット
404、404b、404c 浮動小数点ユニット、機能ユニット
406 OS、レスポンシブル論理
408 IF、命令フェッチ論理
410 SEQ、シーケンサ
412 メモリアクセスセグメント
412a MEM、メモリアクセス段
414 整数ブランチ、第1のサブグループ
416 浮動小数点ブランチ、第2のサブグループ
500 メモリユニット
502 ハッシュおよびコンポーズユニット
504 ステップキャッシュ
506 スクラッチパッド
508 共有メモリシステム
510 メモリ要求送出論理エンティティ、メモリ参照送出論理
512 応答受取りバッファ
512b メモリ応答待ちキュー
512c 受取りALU
Claims (10)
- エミュレートされた共有メモリ(ESM)アーキテクチャのためのプロセッサアーキテクチャ構成体であって、
複数のマルチスレッドプロセッサを備え、当該複数のマルチスレッドプロセッサの各々がインタリーブスレッド間パイプライン(400)と、データに算術演算および論理演算を実行するための複数の機能ユニット(402、402b、402c、404、404b、404c)とを備え、
前記パイプライン(400)が少なくとも2つの動作可能に並列なパイプラインブランチ(414、416)を含み、第1のパイプラインブランチ(414)が、整数演算を実行するように配列された、ALU(算術論理ユニット)などの前記複数の機能ユニット(402、402b、402c)の第1のサブグループを含み、第2のパイプラインブランチ(416)が、浮動小数点演算を実行するように配列された、FPU(浮動小数点ユニット)などの前記複数の機能ユニット(404、404b、404c)の第2の非オーバーラップのサブグループを含み、
さらに、浮動小数点演算のために配列された少なくとも前記第2のサブグループの前記機能ユニット(404b)のうちの1つまたは複数が、前記パイプライン(400)のメモリアクセスセグメント(412、412a)と動作可能に並列に配置される、プロセッサアーキテクチャ構成体。 - 前記第1のサブグループの前記機能ユニット(402b)のうちの1つまたは複数が、前記パイプライン(400)の前記メモリアクセスセグメント(412、412a)と動作可能に並列に配置される、請求項1に記載のプロセッサアーキテクチャ構成体。
- 前記第2のブランチ(416)における前記第2のサブグループの前記機能ユニットのうちの少なくとも2つ以上が共に連鎖され、機能ユニットが、演算結果を前記連鎖における後続のユニットに被演算子として渡すことができる、請求項1または2に記載のプロセッサアーキテクチャ構成体。
- 前記第1および/または第2のブランチ(414、416)におけるいくつかの機能ユニット(402、404)が、メモリの前に機能的に位置づけられ、いくつか(402b、404b)が、前記メモリアクセスセグメント(412、412a)と並列に機能的に位置づけられ、いくつか(402c、404c)が、オプションとして、前記メモリアクセスセグメント(412、412a)の後に機能的に位置づけられる、請求項1から3のいずれかに記載のプロセッサアーキテクチャ構成体。
- 前記第2のサブグループの少なくとも2つのユニット(404b、404c)が、演算実行待ち時間に関して互いに異なる複雑さのものである、請求項1から4のいずれかに記載のプロセッサアーキテクチャ構成体。
- より長い待ち時間に関連するユニット(404b)が、前記メモリアクセスセグメント(412、412a)の端部分と論理的に並列に配置される、請求項5に記載のプロセッサアーキテクチャ構成体。
- 1つまたは複数の機能ユニットが、命令語のいくつかの演算選択フィールド(408)により制御される、請求項1から6のいずれかに記載のプロセッサアーキテクチャ構成体。
- 機能ユニットのいくつかの被演算子が、命令語で与えられたいくつかの被演算子選択フィールドによる前記パイプラインの被演算子選択段(406)において決定される、請求項1から7のいずれかに記載のプロセッサアーキテクチャ構成体。
- 前記第2のブランチ(416)の前記機能ユニットの第2のサブグループが、少なくとも1つの浮動小数点演算を実行するように構成された少なくとも1つのユニット(404、404b、404c)を含み、前記少なくとも1つの浮動小数点演算は、加算、減算、乗算、除算、比較、整数から浮動小数点への変換、浮動小数点から整数への変換、平方根、対数、および、べき乗、からなる群から選択される、請求項1から8のいずれかに記載のプロセッサアーキテクチャ構成体。
- 前記第2のサブグループの第1の機能ユニット(404)が、複数の浮動小数点演算を実行するように構成され、前記第2のサブグループの第2の機能ユニット(404b)が、1つまたは複数の他の浮動小数点演算を実行するように構成される、請求項1から9のいずれかに記載のプロセッサアーキテクチャ構成体。
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EP13189861.1 | 2013-10-23 | ||
EP13189861.1A EP2866138B1 (en) | 2013-10-23 | 2013-10-23 | Floating-point supportive pipeline for emulated shared memory architectures |
PCT/FI2014/050804 WO2015059362A1 (en) | 2013-10-23 | 2014-10-23 | Floating-point supportive pipeline for emulated shared memory architectures |
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JP2016534433A true JP2016534433A (ja) | 2016-11-04 |
JP6469674B2 JP6469674B2 (ja) | 2019-02-13 |
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US (2) | US11797310B2 (ja) |
EP (1) | EP2866138B1 (ja) |
JP (1) | JP6469674B2 (ja) |
KR (1) | KR102279200B1 (ja) |
CN (1) | CN105814538B (ja) |
WO (1) | WO2015059362A1 (ja) |
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US10983932B2 (en) | 2018-04-19 | 2021-04-20 | Fujitsu Limited | Processor and information processing apparatus |
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EP3188025A1 (en) * | 2015-12-29 | 2017-07-05 | Teknologian Tutkimuskeskus VTT Oy | Memory node with cache for emulated shared memory computers |
US11106494B2 (en) * | 2018-09-28 | 2021-08-31 | Intel Corporation | Memory system architecture for multi-threaded processors |
EP3671457A1 (en) * | 2018-12-21 | 2020-06-24 | Teknologian tutkimuskeskus VTT Oy | Method and arrangement for handling memory access for a tcf-aware processor |
US11803391B2 (en) * | 2020-10-20 | 2023-10-31 | Micron Technology, Inc. | Self-scheduling threads in a programmable atomic unit |
CN114528101A (zh) * | 2022-02-14 | 2022-05-24 | 贵州电网有限责任公司 | 一种应用于电力边缘计算的神经网络的结构化动态量化方法 |
US20240061650A1 (en) * | 2022-08-18 | 2024-02-22 | Apple Inc. | Floating-Point Execution Circuitry for Subset of Binary Logarithm Input Range |
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US10983932B2 (en) | 2018-04-19 | 2021-04-20 | Fujitsu Limited | Processor and information processing apparatus |
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EP2866138B1 (en) | 2019-08-07 |
WO2015059362A1 (en) | 2015-04-30 |
US20240004666A1 (en) | 2024-01-04 |
KR20160074638A (ko) | 2016-06-28 |
CN105814538B (zh) | 2020-04-14 |
EP2866138A1 (en) | 2015-04-29 |
US11797310B2 (en) | 2023-10-24 |
CN105814538A (zh) | 2016-07-27 |
US20160283249A1 (en) | 2016-09-29 |
KR102279200B1 (ko) | 2021-07-19 |
JP6469674B2 (ja) | 2019-02-13 |
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