JPS57199049A - Micro order control memory mechanism - Google Patents

Micro order control memory mechanism

Info

Publication number
JPS57199049A
JPS57199049A JP57058339A JP5833982A JPS57199049A JP S57199049 A JPS57199049 A JP S57199049A JP 57058339 A JP57058339 A JP 57058339A JP 5833982 A JP5833982 A JP 5833982A JP S57199049 A JPS57199049 A JP S57199049A
Authority
JP
Japan
Prior art keywords
control memory
order control
memory mechanism
micro order
micro
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
JP57058339A
Other languages
English (en)
Other versions
JPS6226726B2 (ja
Inventor
Haaman Jiyonson Ransu
Ansonii Kiseratsuku Seka Jiyon
Arekisandaa Nadajinsu Edowaado
Jieemuzu Pidaasun Reimondo
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of JPS57199049A publication Critical patent/JPS57199049A/ja
Publication of JPS6226726B2 publication Critical patent/JPS6226726B2/ja
Granted legal-status Critical Current

Links

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
    • G06F9/32—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
    • G06F9/328—Address formation of the next instruction, e.g. by incrementing the instruction counter for non-sequential address for runtime instruction patching
    • 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
    • G06F9/22—Microcontrol or microprogram arrangements
    • G06F9/26—Address formation of the next micro-instruction ; Microprogram storage or retrieval arrangements
    • G06F9/262—Arrangements for next microinstruction selection
    • G06F9/268—Microinstruction selection not based on processing results, e.g. interrupt, patch, first cycle store, diagnostic programs

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
JP57058339A 1981-06-01 1982-04-09 Micro order control memory mechanism Granted JPS57199049A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/269,288 US4422144A (en) 1981-06-01 1981-06-01 Microinstruction substitution mechanism in a control store

Publications (2)

Publication Number Publication Date
JPS57199049A true JPS57199049A (en) 1982-12-06
JPS6226726B2 JPS6226726B2 (ja) 1987-06-10

Family

ID=23026619

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57058339A Granted JPS57199049A (en) 1981-06-01 1982-04-09 Micro order control memory mechanism

Country Status (5)

Country Link
US (1) US4422144A (ja)
EP (1) EP0066084B1 (ja)
JP (1) JPS57199049A (ja)
CA (1) CA1180454A (ja)
DE (1) DE3270564D1 (ja)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4511994A (en) * 1982-09-27 1985-04-16 Control Data Corporation Multi-group LRU resolver
GB2136992A (en) * 1983-03-18 1984-09-26 Georg V Coza Method and System of Ensuring Integrity of Data in an Electronic Memory
US4569048A (en) * 1983-09-19 1986-02-04 Genrad, Inc. Method and apparatus for memory overlay
US4769767A (en) * 1984-01-03 1988-09-06 Ncr Corporation Memory patching system
JPS61170828A (ja) * 1985-01-24 1986-08-01 Hitachi Ltd マイクロプログラム制御装置
US4722047A (en) * 1985-08-29 1988-01-26 Ncr Corporation Prefetch circuit and associated method for operation with a virtual command emulator
JPH06103460B2 (ja) * 1985-11-19 1994-12-14 ソニー株式会社 プログラム転送方式
JP2559382B2 (ja) * 1986-11-05 1996-12-04 株式会社日立製作所 情報処理装置
JPH01241636A (ja) * 1988-03-17 1989-09-26 Internatl Business Mach Corp <Ibm> データ処理システム
US5333287A (en) * 1988-12-21 1994-07-26 International Business Machines Corporation System for executing microinstruction routines by using hardware to calculate initialization parameters required therefore based upon processor status and control parameters
GB9011679D0 (en) * 1990-05-24 1990-07-11 Schlumberger Ind Ltd Mask-programmable microprocessors
US5226164A (en) * 1991-04-24 1993-07-06 International Business Machines Corporation Millicode register management and pipeline reset
EP0596144A1 (en) * 1992-10-07 1994-05-11 International Business Machines Corporation Hierarchical memory system for microcode and means for correcting errors in the microcode
US5613133A (en) * 1994-09-09 1997-03-18 Unisys Corporation Microcode loading with continued program execution
US5867701A (en) * 1995-06-12 1999-02-02 Intel Corporation System for inserting a supplemental micro-operation flow into a macroinstruction-generated micro-operation flow
GB2309324B (en) * 1996-01-17 2000-09-06 Motorola Inc Method for storing repair data in a micro processor system
US6530077B1 (en) * 1999-09-15 2003-03-04 Powerquest Corporation Device and method for releasing an in-memory executable image from its dependence on a backing store
US20090031109A1 (en) 2007-07-24 2009-01-29 Via Technologies Apparatus and method for fast microcode patch from memory
US20090031121A1 (en) 2007-07-24 2009-01-29 Via Technologies Apparatus and method for real-time microcode patch
US20090031090A1 (en) 2007-07-24 2009-01-29 Via Technologies Apparatus and method for fast one-to-many microcode patch

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5162950A (ja) * 1974-11-29 1976-05-31 Nippon Electric Co
JPS51129143A (en) * 1975-05-02 1976-11-10 Mitsubishi Electric Corp Virtual memory control system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3800293A (en) * 1972-12-26 1974-03-26 Ibm Microprogram control subsystem
US3958227A (en) * 1974-09-24 1976-05-18 International Business Machines Corporation Control store system with flexible control word selection
US3976865A (en) * 1975-08-15 1976-08-24 International Business Machines Corporation Error detector for an associative directory or translator
US4181935A (en) * 1977-09-02 1980-01-01 Burroughs Corporation Data processor with improved microprogramming
US4231089A (en) * 1978-12-15 1980-10-28 Digital Equipment Corporation Data processing system with apparatus for correcting microinstruction errors

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5162950A (ja) * 1974-11-29 1976-05-31 Nippon Electric Co
JPS51129143A (en) * 1975-05-02 1976-11-10 Mitsubishi Electric Corp Virtual memory control system

Also Published As

Publication number Publication date
EP0066084B1 (en) 1986-04-16
DE3270564D1 (en) 1986-05-22
JPS6226726B2 (ja) 1987-06-10
EP0066084A1 (en) 1982-12-08
US4422144A (en) 1983-12-20
CA1180454A (en) 1985-01-02

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