JPS63163538U - - Google Patents

Info

Publication number
JPS63163538U
JPS63163538U JP1988046919U JP4691988U JPS63163538U JP S63163538 U JPS63163538 U JP S63163538U JP 1988046919 U JP1988046919 U JP 1988046919U JP 4691988 U JP4691988 U JP 4691988U JP S63163538 U JPS63163538 U JP S63163538U
Authority
JP
Japan
Prior art keywords
processor
microwords
processor instruction
execution
necessary
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
JP1988046919U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0124655Y2 (https=
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 filed Critical
Publication of JPS63163538U publication Critical patent/JPS63163538U/ja
Application granted granted Critical
Publication of JPH0124655Y2 publication Critical patent/JPH0124655Y2/ja
Expired 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
    • G06F9/22—Microcontrol or microprogram arrangements
    • G06F9/28—Enhancement of operational speed, e.g. by using several microcontrol devices operating in parallel

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Executing Machine-Instructions (AREA)
JP1988046919U 1982-02-22 1988-04-08 Expired JPH0124655Y2 (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/350,663 US4685080A (en) 1982-02-22 1982-02-22 Microword generation mechanism utilizing separate programmable logic arrays for first and second microwords

Publications (2)

Publication Number Publication Date
JPS63163538U true JPS63163538U (https=) 1988-10-25
JPH0124655Y2 JPH0124655Y2 (https=) 1989-07-26

Family

ID=23377675

Family Applications (2)

Application Number Title Priority Date Filing Date
JP58019025A Pending JPS58146943A (ja) 1982-02-22 1983-02-09 デ−タ・プロセツサのマイクロワ−ド発生機構
JP1988046919U Expired JPH0124655Y2 (https=) 1982-02-22 1988-04-08

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP58019025A Pending JPS58146943A (ja) 1982-02-22 1983-02-09 デ−タ・プロセツサのマイクロワ−ド発生機構

Country Status (4)

Country Link
US (1) US4685080A (https=)
EP (1) EP0086992B1 (https=)
JP (2) JPS58146943A (https=)
DE (1) DE3369753D1 (https=)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4574344A (en) * 1983-09-29 1986-03-04 Tandem Computers Incorporated Entry control store for enhanced CPU pipeline performance
JPS60103452A (ja) * 1983-11-10 1985-06-07 Fujitsu Ltd マイクロプログラム制御方式
JPS60105047A (ja) * 1983-11-11 1985-06-10 Fujitsu Ltd マイクロプログラムアクセス方式
US4812972A (en) * 1984-06-20 1989-03-14 Convex Computer Corporation Microcode computer having dispatch and main control stores for storing the first and the remaining microinstructions of machine instructions
US4890218A (en) * 1986-07-02 1989-12-26 Raytheon Company Variable length instruction decoding apparatus having cross coupled first and second microengines
JPH01183736A (ja) * 1988-01-18 1989-07-21 Toshiba Corp 情報処理装置
US5101341A (en) * 1988-08-25 1992-03-31 Edgcore Technology, Inc. Pipelined system for reducing instruction access time by accumulating predecoded instruction bits a FIFO
US5043879A (en) * 1989-01-12 1991-08-27 International Business Machines Corporation PLA microcode controller
JP2725450B2 (ja) * 1989-08-28 1998-03-11 日本電気株式会社 マイクロプロセッサ
US5280595A (en) * 1990-10-05 1994-01-18 Bull Hn Information Systems Inc. State machine for executing commands within a minimum number of cycles by accomodating unforseen time dependency according to status signals received from different functional sections
GB2307072B (en) 1994-06-10 1998-05-13 Advanced Risc Mach Ltd Interoperability with multiple instruction sets
US6237101B1 (en) 1998-08-03 2001-05-22 International Business Machines Corporation Microprocessor including controller for reduced power consumption and method therefor
US7149878B1 (en) * 2000-10-30 2006-12-12 Mips Technologies, Inc. Changing instruction set architecture mode by comparison of current instruction execution address with boundary address register values
US7711926B2 (en) * 2001-04-18 2010-05-04 Mips Technologies, Inc. Mapping system and method for instruction set processing
US6826681B2 (en) * 2001-06-18 2004-11-30 Mips Technologies, Inc. Instruction specified register value saving in allocated caller stack or not yet allocated callee stack
US7107439B2 (en) * 2001-08-10 2006-09-12 Mips Technologies, Inc. System and method of controlling software decompression through exceptions

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4991737A (https=) * 1972-12-26 1974-09-02
JPS50153835A (https=) * 1974-05-30 1975-12-11
JPS51852A (https=) * 1974-06-06 1976-01-07 Nat Semiconductor Corp
JPS55116147A (en) * 1979-01-16 1980-09-06 Digital Equipment Corp Control memory

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1192368A (en) * 1966-07-11 1970-05-20 Automatic Telephone & Elect Improvements in or relating to Data Processing Devices
US3760369A (en) * 1972-06-02 1973-09-18 Ibm Distributed microprogram control in an information handling system
US3959774A (en) * 1974-07-25 1976-05-25 California Institute Of Technology Processor which sequences externally of a central processor
US4075687A (en) * 1976-03-01 1978-02-21 Raytheon Company Microprogram controlled digital computer
US4156925A (en) * 1976-04-30 1979-05-29 International Business Machines Corporation Overlapped and interleaved control store with address modifiers
US4173041A (en) * 1976-05-24 1979-10-30 International Business Machines Corporation Auxiliary microcontrol mechanism for increasing the number of different control actions in a microprogrammed digital data processor having microwords of fixed length
US4104720A (en) * 1976-11-29 1978-08-01 Data General Corporation CPU/Parallel processor interface with microcode extension
US4325121A (en) * 1978-11-17 1982-04-13 Motorola, Inc. Two-level control store for microprogrammed data processor
US4307445A (en) * 1978-11-17 1981-12-22 Motorola, Inc. Microprogrammed control apparatus having a two-level control store for data processor
US4338661A (en) * 1979-05-21 1982-07-06 Motorola, Inc. Conditional branch unit for microprogrammed data processor
US4354228A (en) * 1979-12-20 1982-10-12 International Business Machines Corporation Flexible processor on a single semiconductor substrate using a plurality of arrays
US4394736A (en) * 1980-02-11 1983-07-19 Data General Corporation Data processing system utilizing a unique two-level microcoding technique for forming microinstructions
US4370709A (en) * 1980-08-01 1983-01-25 Tracor, Inc. Computer emulator with three segment microcode memory and two separate microcontrollers for operand derivation and execution phases
US4399505A (en) * 1981-02-06 1983-08-16 Data General Corporaton External microcode operation in a multi-level microprocessor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4991737A (https=) * 1972-12-26 1974-09-02
JPS50153835A (https=) * 1974-05-30 1975-12-11
JPS51852A (https=) * 1974-06-06 1976-01-07 Nat Semiconductor Corp
JPS55116147A (en) * 1979-01-16 1980-09-06 Digital Equipment Corp Control memory

Also Published As

Publication number Publication date
JPH0124655Y2 (https=) 1989-07-26
DE3369753D1 (en) 1987-03-12
EP0086992B1 (en) 1987-02-04
EP0086992A3 (en) 1984-09-12
EP0086992A2 (en) 1983-08-31
JPS58146943A (ja) 1983-09-01
US4685080A (en) 1987-08-04

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