JPS5386123A - Information processor - Google Patents

Information processor

Info

Publication number
JPS5386123A
JPS5386123A JP37877A JP37877A JPS5386123A JP S5386123 A JPS5386123 A JP S5386123A JP 37877 A JP37877 A JP 37877A JP 37877 A JP37877 A JP 37877A JP S5386123 A JPS5386123 A JP S5386123A
Authority
JP
Japan
Prior art keywords
register
information processor
shorten
cpu
decrease
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.)
Pending
Application number
JP37877A
Other languages
Japanese (ja)
Inventor
Tsuneo Funabashi
Toshimasa Kihara
Kiyoshi Matsubara
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP37877A priority Critical patent/JPS5386123A/en
Publication of JPS5386123A publication Critical patent/JPS5386123A/en
Pending 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
    • G06F9/30098—Register arrangements
    • G06F9/3012—Organisation of register space, e.g. banked or distributed register file
    • G06F9/30138—Extension of register space, e.g. register cache

Abstract

PURPOSE:To decrease the chip area as well as to shorten the interruption response time and the register initial setting time, by providing a register designation circuit outside and inside the main memory within CPU. Thus, the general-purpose register can be extended.
JP37877A 1977-01-07 1977-01-07 Information processor Pending JPS5386123A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP37877A JPS5386123A (en) 1977-01-07 1977-01-07 Information processor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP37877A JPS5386123A (en) 1977-01-07 1977-01-07 Information processor

Publications (1)

Publication Number Publication Date
JPS5386123A true JPS5386123A (en) 1978-07-29

Family

ID=11472125

Family Applications (1)

Application Number Title Priority Date Filing Date
JP37877A Pending JPS5386123A (en) 1977-01-07 1977-01-07 Information processor

Country Status (1)

Country Link
JP (1) JPS5386123A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6195448A (en) * 1984-10-16 1986-05-14 Sanyo Electric Co Ltd Microcomputer
JPS6491253A (en) * 1987-09-30 1989-04-10 Takeshi Sakamura Data processor
JPH0221332A (en) * 1988-07-11 1990-01-24 Fujitsu Ltd Microprocessor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6195448A (en) * 1984-10-16 1986-05-14 Sanyo Electric Co Ltd Microcomputer
JPS6491253A (en) * 1987-09-30 1989-04-10 Takeshi Sakamura Data processor
JPH0221332A (en) * 1988-07-11 1990-01-24 Fujitsu Ltd Microprocessor

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