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KR910008565A - 분기 제어 회로 - Google Patents

분기 제어 회로 Download PDF

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Publication number
KR910008565A
KR910008565A KR1019900016351A KR900016351A KR910008565A KR 910008565 A KR910008565 A KR 910008565A KR 1019900016351 A KR1019900016351 A KR 1019900016351A KR 900016351 A KR900016351 A KR 900016351A KR 910008565 A KR910008565 A KR 910008565A
Authority
KR
South Korea
Prior art keywords
instruction
branch
control circuit
branch control
succeeds
Prior art date
Application number
KR1019900016351A
Other languages
English (en)
Other versions
KR930005769B1 (ko
Inventor
다까시 미야모리
Original Assignee
아오이 죠이찌
가부시끼가이샤 도시바
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 아오이 죠이찌, 가부시끼가이샤 도시바 filed Critical 아오이 죠이찌
Publication of KR910008565A publication Critical patent/KR910008565A/ko
Application granted granted Critical
Publication of KR930005769B1 publication Critical patent/KR930005769B1/ko

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F9/32—Address formation of the next instruction, e.g. by incrementing the instruction counter
    • G06F9/322—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address
    • G06F9/324—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address using program counter relative addressing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F9/3836—Instruction issuing, e.g. dynamic instruction scheduling or out of order instruction execution
    • G06F9/3842—Speculative instruction execution
    • G06F9/3844—Speculative instruction execution using dynamic branch prediction, e.g. using branch history tables

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)

Abstract

내용 없음.

Description

분기 제어회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제3도는 이 발명의 회로에 쓰이는 각형의 상대 분기 명령 포맷도.
제4도는 제1도의 부디코더 회로의 상세도.
제5도는 제4도의 각 분기 예측 정보, 폐치의 각 비트 상태와 선택기 출력의 관계를 도시한 도면.

Claims (1)

  1. 파이프 라인 방식에 의하여 분기 명령을 포함하는 명령을 처리하는 데이타 처리 장치에 있어서, 명령 페치단에서 명령 버퍼(101)로 입려되는 명령군 중 단축형인 상대 분기 명령을 처리하는 동시에, 상기 명령내에 포함된 분기 정보에서 분기가 성공된다고 예측된 경우에, 그 분기선 어드레스를 성공하는 부디코더 회로(102), 및 상기 명령군 중 일반형인 상대 분기 명령을 처리하는 동시에 상기 명령 내에 포함되어 있는 분기 정보에서 분기가 성공한다고 예측된 경우에, 그 분기선 어드레스를 생성하는 주디코더 회로(103)을 구비하는 것을 특징으로 하는 분기 제어 회로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900016351A 1989-10-16 1990-10-15 분기 제어회로 KR930005769B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1266158A JPH0650465B2 (ja) 1989-10-16 1989-10-16 分岐制御回路
JP1-266158 1989-10-16

Publications (2)

Publication Number Publication Date
KR910008565A true KR910008565A (ko) 1991-05-31
KR930005769B1 KR930005769B1 (ko) 1993-06-24

Family

ID=17427093

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900016351A KR930005769B1 (ko) 1989-10-16 1990-10-15 분기 제어회로

Country Status (5)

Country Link
US (1) US5295248A (ko)
EP (1) EP0423726B1 (ko)
JP (1) JPH0650465B2 (ko)
KR (1) KR930005769B1 (ko)
DE (1) DE69032463T2 (ko)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2761688B2 (ja) * 1992-02-07 1998-06-04 三菱電機株式会社 データ処理装置
JP3345787B2 (ja) * 1993-04-13 2002-11-18 三菱電機株式会社 データ処理装置
KR100310581B1 (ko) * 1993-05-14 2001-12-17 피터 엔. 데트킨 분기목표버퍼의추측기록메카니즘
US5724565A (en) * 1995-02-03 1998-03-03 International Business Machines Corporation Method and system for processing first and second sets of instructions by first and second types of processing systems
CN1153133C (zh) * 1996-12-09 2004-06-09 松下电器产业株式会社 采用小规模硬件作高命中率分支预测的信息处理装置
US5974538A (en) * 1997-02-21 1999-10-26 Wilmot, Ii; Richard Byron Method and apparatus for annotating operands in a computer system with source instruction identifiers
US6134649A (en) * 1997-11-17 2000-10-17 Advanced Micro Devices, Inc. Control transfer indication in predecode which identifies control transfer instruction and an alternate feature of an instruction
US6167506A (en) * 1997-11-17 2000-12-26 Advanced Micro Devices, Inc. Replacing displacement in control transfer instruction with encoding indicative of target address, including offset and target cache line location
US6061786A (en) * 1998-04-23 2000-05-09 Advanced Micro Devices, Inc. Processor configured to select a next fetch address by partially decoding a byte of a control transfer instruction
EP0953898A3 (en) 1998-04-28 2003-03-26 Matsushita Electric Industrial Co., Ltd. A processor for executing Instructions from memory according to a program counter, and a compiler, an assembler, a linker and a debugger for such a processor
US6237087B1 (en) * 1998-09-30 2001-05-22 Intel Corporation Method and apparatus for speeding sequential access of a set-associative cache
JP2001273138A (ja) * 2000-03-24 2001-10-05 Fujitsu Ltd プログラム変換装置および方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3764988A (en) * 1971-03-01 1973-10-09 Hitachi Ltd Instruction processing device using advanced control system
JPS5848144A (ja) * 1981-09-16 1983-03-22 Nec Corp デ−タ処理装置の分岐命令制御方式
US4991080A (en) * 1986-03-13 1991-02-05 International Business Machines Corporation Pipeline processing apparatus for executing instructions in three streams, including branch stream pre-execution processor for pre-executing conditional branch instructions
GB8728493D0 (en) * 1987-12-05 1988-01-13 Int Computers Ltd Jump prediction
JPH02287626A (ja) * 1989-04-28 1990-11-27 Toshiba Corp パイプライン方式の分岐命令制御装置

Also Published As

Publication number Publication date
JPH03129432A (ja) 1991-06-03
DE69032463T2 (de) 1998-12-17
EP0423726A3 (en) 1992-09-16
JPH0650465B2 (ja) 1994-06-29
KR930005769B1 (ko) 1993-06-24
EP0423726A2 (en) 1991-04-24
US5295248A (en) 1994-03-15
DE69032463D1 (de) 1998-08-13
EP0423726B1 (en) 1998-07-08

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