JPS5991552A - セツトアソシアテイブ型分岐ヒストリテ−ブルを有する命令先取り装置 - Google Patents

セツトアソシアテイブ型分岐ヒストリテ−ブルを有する命令先取り装置

Info

Publication number
JPS5991552A
JPS5991552A JP57201557A JP20155782A JPS5991552A JP S5991552 A JPS5991552 A JP S5991552A JP 57201557 A JP57201557 A JP 57201557A JP 20155782 A JP20155782 A JP 20155782A JP S5991552 A JPS5991552 A JP S5991552A
Authority
JP
Japan
Prior art keywords
instruction
branch
address
circuit
prediction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP57201557A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6310451B2 (enrdf_load_stackoverflow
Inventor
Toshiteru Shibuya
渋谷　俊輝
Shuichi Hanatani
花谷　修一
Masanobu Akagi
赤木　正信
Koemon Nigo
仁後　公衛門
Ritsuo Sugaya
菅谷　律雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP57201557A priority Critical patent/JPS5991552A/ja
Priority to DE8383111451T priority patent/DE3382350D1/de
Priority to EP83111451A priority patent/EP0109655B1/en
Publication of JPS5991552A publication Critical patent/JPS5991552A/ja
Publication of JPS6310451B2 publication Critical patent/JPS6310451B2/ja
Priority to US07/286,021 priority patent/US4984154A/en
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • 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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead
    • G06F9/3802—Instruction prefetching
    • G06F9/3804—Instruction prefetching for branches, e.g. hedging, branch folding
    • G06F9/3806—Instruction prefetching for branches, e.g. hedging, branch folding using address prediction, e.g. return stack, branch history buffer
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • 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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline or look ahead

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Advance Control (AREA)
JP57201557A 1982-11-17 1982-11-17 セツトアソシアテイブ型分岐ヒストリテ−ブルを有する命令先取り装置 Granted JPS5991552A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP57201557A JPS5991552A (ja) 1982-11-17 1982-11-17 セツトアソシアテイブ型分岐ヒストリテ−ブルを有する命令先取り装置
DE8383111451T DE3382350D1 (de) 1982-11-17 1983-11-15 Anordnung zum vorabholen von befehlen mit vorhersage einer verzweigungszieladresse.
EP83111451A EP0109655B1 (en) 1982-11-17 1983-11-15 Instruction prefetching device with prediction of a branch destination address
US07/286,021 US4984154A (en) 1982-11-17 1988-12-19 Instruction prefetching device with prediction of a branch destination address

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57201557A JPS5991552A (ja) 1982-11-17 1982-11-17 セツトアソシアテイブ型分岐ヒストリテ−ブルを有する命令先取り装置

Publications (2)

Publication Number Publication Date
JPS5991552A true JPS5991552A (ja) 1984-05-26
JPS6310451B2 JPS6310451B2 (enrdf_load_stackoverflow) 1988-03-07

Family

ID=16443018

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57201557A Granted JPS5991552A (ja) 1982-11-17 1982-11-17 セツトアソシアテイブ型分岐ヒストリテ−ブルを有する命令先取り装置

Country Status (1)

Country Link
JP (1) JPS5991552A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6324421A (ja) * 1986-07-17 1988-02-01 Nec Corp 情報処理装置
DE4034009A1 (de) * 1989-10-26 1991-05-02 Hitachi Ltd Verfahren zur befehlsabrufsteuerung

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5022384A (enrdf_load_stackoverflow) * 1973-06-29 1975-03-10
JPS5599655A (en) * 1979-01-26 1980-07-29 Tetsunori Nishimoto Branch control unit
JPS5759253A (en) * 1980-09-29 1982-04-09 Nec Corp Branch instruction prefetch system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5022384A (enrdf_load_stackoverflow) * 1973-06-29 1975-03-10
JPS5599655A (en) * 1979-01-26 1980-07-29 Tetsunori Nishimoto Branch control unit
JPS5759253A (en) * 1980-09-29 1982-04-09 Nec Corp Branch instruction prefetch system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6324421A (ja) * 1986-07-17 1988-02-01 Nec Corp 情報処理装置
DE4034009A1 (de) * 1989-10-26 1991-05-02 Hitachi Ltd Verfahren zur befehlsabrufsteuerung

Also Published As

Publication number Publication date
JPS6310451B2 (enrdf_load_stackoverflow) 1988-03-07

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