FR2407519B1 - Unite de traitement centrale pouvant executer des instructions de longueur variable - Google Patents

Unite de traitement centrale pouvant executer des instructions de longueur variable

Info

Publication number
FR2407519B1
FR2407519B1 FR7830344A FR7830344A FR2407519B1 FR 2407519 B1 FR2407519 B1 FR 2407519B1 FR 7830344 A FR7830344 A FR 7830344A FR 7830344 A FR7830344 A FR 7830344A FR 2407519 B1 FR2407519 B1 FR 2407519B1
Authority
FR
France
Prior art keywords
processing unit
central processing
variable length
length instructions
execute variable
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.)
Expired
Application number
FR7830344A
Other languages
English (en)
French (fr)
Other versions
FR2407519A1 (fr
Inventor
William D Strecker
Richard F Lary
Steven F Rothman
Thomas N Hastings
David P Rodgers
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.)
Digital Equipment Corp
Original Assignee
Digital Equipment 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 Digital Equipment Corp filed Critical Digital Equipment Corp
Publication of FR2407519A1 publication Critical patent/FR2407519A1/fr
Application granted granted Critical
Publication of FR2407519B1 publication Critical patent/FR2407519B1/fr
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
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/34—Addressing or accessing the instruction operand or the result ; Formation of operand address; Addressing modes
    • G06F9/355—Indexed addressing
    • 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
    • G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
    • G06F9/3016—Decoding the operand specifier, e.g. specifier format
    • 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
    • G06F9/30145—Instruction analysis, e.g. decoding, instruction word fields
    • G06F9/3016—Decoding the operand specifier, e.g. specifier format
    • G06F9/30167—Decoding the operand specifier, e.g. specifier format of immediate specifier, e.g. constants
    • 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
    • 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
    • G06F9/3818—Decoding for concurrent execution
    • G06F9/3822—Parallel decoding, e.g. parallel decode units

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)
  • Advance Control (AREA)
FR7830344A 1977-10-25 1978-10-25 Unite de traitement centrale pouvant executer des instructions de longueur variable Expired FR2407519B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84505577A 1977-10-25 1977-10-25

Publications (2)

Publication Number Publication Date
FR2407519A1 FR2407519A1 (fr) 1979-05-25
FR2407519B1 true FR2407519B1 (fr) 1987-08-28

Family

ID=25294286

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7830344A Expired FR2407519B1 (fr) 1977-10-25 1978-10-25 Unite de traitement centrale pouvant executer des instructions de longueur variable

Country Status (9)

Country Link
JP (1) JPS5931733B2 (enrdf_load_stackoverflow)
AU (1) AU518656B2 (enrdf_load_stackoverflow)
BR (1) BR7807060A (enrdf_load_stackoverflow)
CA (1) CA1114515A (enrdf_load_stackoverflow)
DE (1) DE2846520A1 (enrdf_load_stackoverflow)
ES (1) ES474427A1 (enrdf_load_stackoverflow)
FR (1) FR2407519B1 (enrdf_load_stackoverflow)
GB (1) GB2007887B (enrdf_load_stackoverflow)
IN (1) IN150275B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4415969A (en) * 1980-02-07 1983-11-15 Intel Corporation Macroinstruction translator unit for use in a microprocessor
US4491908A (en) * 1981-12-01 1985-01-01 Honeywell Information Systems Inc. Microprogrammed control of extended integer and commercial instruction processor instructions through use of a data type field in a central processor unit
US4586130A (en) * 1983-10-03 1986-04-29 Digital Equipment Corporation Central processing unit for a digital computer
US5761491A (en) * 1996-04-15 1998-06-02 Motorola Inc. Data processing system and method for storing and restoring a stack pointer
RU2257968C2 (ru) * 2003-03-20 2005-08-10 Аркадий Николаевич Степанчук Способ массовой переработки биоотходов с получением газа метана и сельхозудобрений

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573851A (en) * 1968-07-11 1971-04-06 Texas Instruments Inc Memory buffer for vector streaming
US3577189A (en) * 1969-01-15 1971-05-04 Ibm Apparatus and method in a digital computer for allowing improved program branching with branch anticipation reduction of the number of branches, and reduction of branch delays
US3614741A (en) * 1970-03-23 1971-10-19 Digital Equipment Corp Data processing system with instruction addresses identifying one of a plurality of registers including the program counter
US3614740A (en) * 1970-03-23 1971-10-19 Digital Equipment Corp Data processing system with circuits for transferring between operating routines, interruption routines and subroutines
US3710324A (en) * 1970-04-01 1973-01-09 Digital Equipment Corp Data processing system
US3999163A (en) * 1974-01-10 1976-12-21 Digital Equipment Corporation Secondary storage facility for data processing systems
DE2419837B2 (de) * 1974-04-24 1976-12-02 Nixdorf Computer Ag, 4790 Paderborn Schaltungsanordnung zur adressierung eines mikroprogramms in datenverarbeitungseinrichtungen und verfahren zur durchfuehrung von sprungbefehlen
JPS5145946A (ja) * 1974-10-17 1976-04-19 Fujitsu Ltd Deetashorishisutemu
JPS5282149A (en) * 1975-12-29 1977-07-09 Fujitsu Ltd Instruction address control system

Also Published As

Publication number Publication date
AU4104578A (en) 1980-05-01
GB2007887A (en) 1979-05-23
GB2007887B (en) 1982-07-28
JPS5931733B2 (ja) 1984-08-03
JPS5484943A (en) 1979-07-06
ES474427A1 (es) 1979-04-16
AU518656B2 (en) 1981-10-15
BR7807060A (pt) 1979-07-17
FR2407519A1 (fr) 1979-05-25
DE2846520C2 (enrdf_load_stackoverflow) 1991-10-24
IN150275B (enrdf_load_stackoverflow) 1982-08-28
DE2846520A1 (de) 1979-04-26
CA1114515A (en) 1981-12-15

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